JP2005301909A - Power generation facility operation management support system, operation management support method therefor, and program causing computer to execute the method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To support operation management of a power generation facility to secure spare capacity in a rating over area in order to make the maximum use of capabilities of the power generation facility. <P>SOLUTION: A power generation facility operation management support system 1A is provided with an analysis processing means 15 and an operation plan decision means 16. The means 15 is provided with a lifetime consumption cost calculation part 22 for calculating the lifetime consumption cost of the power generation facility, a spare power price estimation part 23 for estimating a market price of spare power, and a spare power use probability estimation part 24 for estimating a spare power use probability. The means 16 is provided with a power generation earnings calculation part 29 for calculating power generation earnings, an optimum operation condition calculation part 30 for calculating an operation condition which optimizes power generation earnings, and an optimum operation condition output part 31 for outputting the operation condition calculated by the optimum operation condition calculation part 30, as a decided operation plan. The operation plan decision means 16 calculates the operation condition which optimizes power generation earnings, on the basis of information calculated by the analysis processing means 15, and the calculated operation condition is presented to an operator terminal 9 as the decided operation plan. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a system and method for performing facility operation management, and a program for executing the method. And a program for causing a computer to execute the operation management support method.

  In general, power generation facilities such as thermal power generation are operated to minimize life consumption in consideration of equipment life such as thermal stress and aging due to operation (startup, stop). Examples of operation methods and operation systems that take into account the life of power generation facilities include those described in, for example, Japanese Patent Publication No. 61-49481, Japanese Patent Publication No. 4-54808, or Japanese Patent No. 2996589. .

  The operation method and operation system considering the life of the power generation facility described in the above document calculates the thermal stress associated with the operating conditions assumed from the physical model of the boiler, the physical model of the turbine or the physical property model provided as the power generation facility, The operation condition that the calculation result is within the allowable value is obtained as a constraint condition. And the constraint condition calculated | required to the power plant operation control system is transmitted, and operation control is performed.

  On the other hand, the risk of unplanned facility outages increases with the lifetime consumption of power generation facilities. In the case of a business operator that generates power based on a power sale contract, when an unplanned facility is stopped, the power sale contract cannot be fulfilled, and a penalty is imposed due to the failure of the power sale contract. Therefore, an unplanned facility outage can be a risk for both plant operation and business management. Insurance is a way to avoid or hedge such risks.

The insurance service mechanism for unscheduled facility stoppages embodies how to provide the monitoring operation service for power generation facilities and the power supply service that is insufficient at unplanned stoppages. As an embodiment that embodies an insurance service mechanism for an unplanned facility stop, for example, there is one disclosed in Japanese Patent Application Laid-Open No. 2003-22368.
Japanese Patent Publication No.61-49481 Japanese Examined Patent Publication No. 4-54808 Japanese Patent No. 2965989 JP 2003-22368 A

  In the operation of power generation facilities based on power market transactions, the power transaction price fluctuates in real time in conjunction with market needs. Therefore, if you capture market opportunities accurately and perform maximum power generation at a high transaction price, you can obtain larger power generation profits, which is also optimal in terms of social operations. In such a power market, standby power that can provide power at any time has market value. Therefore, in consideration of the risk of market fluctuations, it is desired to secure a part of the output of the power generation facility as a reserve and operate as standby power.

  However, in the operation method and operation system taking into account the lifetime consumption of the power generation facilities described above and the operation method and operation system applying insurance services against unplanned facility stoppage, a part of the output of the power generation facility is reserved as standby power To operate as electric power, there are the following problems.

  First, as a first problem, when the operation method and operation system considering the lifetime consumption of the power generation equipment described above are applied, there is a problem that the power generation equipment cannot be optimally operated with respect to the reserve market demand.

  In the operation method and operation system considering the lifetime consumption of the power generation equipment described above, the life expectancy of the power generation equipment is given first priority, and reserve power is secured within the operating rating of the power generation equipment. Even in the case of a high value, only an operation within an allowable range that satisfies a predetermined operation constraint condition is allowed. Therefore, when the reserve power is not actually used, the power generation amount in the power generation facility is a power generation amount obtained by subtracting the reserve power, and partial load operation is performed, which is disadvantageous in terms of efficiency and economy.

  Therefore, in the operation method and operation system considering the lifetime consumption of the power generation equipment described above, a large reserve capacity cannot be secured, or the original power generation amount is reduced at the expense of securing reserve capacity, and low-efficiency partial load operation is performed. I will be forced. As a result, there is a problem that the power generation equipment cannot be optimally operated in response to the market demand for reserve capacity.

  Next, as a second issue, even if the operation method and operation system that incorporates the insurance service mechanism for unplanned facility outages described above are applied, the operation risk of the power generation facilities has increased to ensure reserve capacity. However, there is a problem that the insurance service mechanism cannot function effectively as a risk hedging tool.

  When the reserve capacity is secured by the power generation facility, the risk cost generated in the power generation facility differs significantly depending on whether the reserve capacity is actually generated or not.

  However, in general insurance systems such as the insurance service mechanism for unplanned equipment outages described above, the reserve power is evaluated evenly regardless of whether the reserve power is actually generated. Even when the power is not generated (the risk cost generated in the power generation facility is small), an insurance fee is charged for the case where the reserve power is actually generated (the risk cost generated in the power generation facility is large).

  Therefore, if reserve power is not actually generated, a premium insurance fee will be imposed on the risk cost of the power generation equipment, and risk hedging means for operating the power generation equipment even if insurance is used. As such, it has not functioned effectively as a business-friendly one.

  Therefore, in view of the circumstances described above, the present invention considers the market value and needs of reserve capacity in the electric power market, and assists in securing reserve capacity in the over-rated area in order to make maximum use of the capacity of the power generation equipment. It is an object of the present invention to provide a power generation facility operation management support system that performs the above, a method for supporting the operation management, and a program for causing a computer to execute the operation management support method.

  Further, as another object of the present invention, in order to make maximum use of the capacity of the power generation equipment, even when reserve capacity is secured in the rated over area, depending on whether or not the reserve capacity is actually generated. To provide a power generation facility operation management support system that provides insurance services in consideration of fluctuating risk costs and supports more appropriate operation of power generation facilities, an operation management support method thereof, and a program that causes a computer to execute the operation management support method It is in.

  In order to solve the above-described problems, the power generation facility operation management support system according to the present invention includes, as described in claim 1, operation history information of the power generation facility, life calculation formula information of the power generation facility, current power market information. And an analysis processing means that obtains power generation result information and calculates operation plan formulation basic information, and an operation plan that is formulated by calculating operation conditions of the power generation facility based on the operation plan development basic information calculated by the analysis processing means Operating plan formulation means for outputting as the above, the analysis processing means, a life consumption cost calculation unit for calculating the lifetime consumption cost of the power generation equipment, a reserve power price estimation unit for estimating the market price of reserve power, A reserve force use probability estimating unit for estimating a force use probability.

  In order to solve the above-described problem, the power generation facility operation management support system according to the present invention is characterized in that, as described in claim 3, the analysis processing means uses the unplanned facility information on the insurance fee paid to the insurance service provider. An unplanned facility outage risk cost receiving means for obtaining as an outage risk cost is provided.

  In order to solve the above-described problem, the power generation facility operation management support system according to the present invention provides an insurance service as a means for risk hedging unplanned facility stoppage risk of the power generation facility as described in claim 4 An insurance service providing means is provided.

  Further, in order to solve the above-described problem, the power generation facility operation management support system according to the present invention is the operation plan formulation means, wherein the operation plan formulation means is the life analyzed by the analysis processing means. A power generation revenue calculation unit that calculates power generation revenue from information on consumption cost, reserve power market price, and reserve power use probability, and a plan-based power generation amount Xf and reserve power generation in which the power generation revenue calculated by the power generation revenue calculation unit is optimal An optimal operating condition calculating unit that calculates the amount Xv as an operating condition, and an optimal operating condition output unit that outputs the operating condition calculated by the optimal operating condition calculating unit, wherein the power generation revenue calculating unit Plan-based power generation amount Xf-market price Pf characteristic calculation function for calculating the relationship between the plan-based power generation amount Xf and the reserve market market price estimate Pf, and the reserve power generation amount Xv and the reserve power in the power generation amount Reserve power generation amount Xv for calculating the relationship with the estimated market transaction price Pv--the market price characteristic calculation function, and reserve power generation amount for calculating the relationship between the reserve power generation amount Xv and the reserve power use probability Prob (Xv) Xv-Reserve power use probability Prob (Xv) characteristic calculation function, power generation amount [Xf + Xv]-power generation revenue P characteristic calculation function for calculating the relationship between power generation revenue P and power generation amount [Xf + Xv], and operational risk cost Power generation amount [Xf + Xv] -power generation cost C characteristic calculation function for calculating the relationship between power generation cost C and power generation amount [Xf + Xv], and power generation amount [Xf + Xv] -power generation revenue P characteristic and power generation amount [Xf + Xv] -power generation cost C characteristic Power generation revenue expected value Prof, plan base power generation amount Xf and reserve power generation amount Xv for calculating the relationship between plan base power generation amount Xf and reserve power generation amount Xv-power generation revenue expected value Prof characteristic calculation function, Risk cost is lifetime consumption cost Characterized in that it is a preliminary unplanned equipment stopped risk cost.

  In order to solve the above-described problem, the power generation facility operation management support method according to the present invention includes, as described in claim 7, a life consumption cost calculation process for calculating a life consumption cost of the power generation facility, and a reserve power market. Reserve process price estimation process to estimate the price and reserve capacity use probability estimation process to estimate the reserve capacity use probability, the analysis process process to calculate the operation plan development basic information, and the operation calculated in this analysis process process Power generation revenue calculation process for calculating power generation revenue based on basic planning information, an optimal operation condition calculation process for calculating an operating condition in which the power generation profit calculated in this power generation profit calculation process is optimal, and this optimal operation condition calculation process And an operation plan formulation process including an optimal operation condition presenting process for outputting and presenting the operation condition calculated in (1).

  In order to solve the above-described problems, the power generation facility operation management support method according to the present invention includes, as described in claims 9 and 10, the power generation revenue calculation process, the operation plan formulation basic information acquired in the analysis process process. The plan-based power generation amount Xf—the market price Pf characteristic calculation step for calculating the relationship between the plan-based power generation amount Xf of the power generation amount and the estimated market transaction price Pf of the reserve power, and the reserve power of the power generation amount The relationship between the reserve power generation amount Xv-market price Pf characteristic calculation step for calculating the relationship between the power generation amount Xv and the reserve transaction market price estimate Pf, and the relationship between the reserve power generation amount Xv and the reserve power use probability Prob (Xv) Reserve power generation amount Xv-reserve power use probability Prob (Xv) characteristic calculation step, plan-based power generation amount Xf-market price Pf characteristic calculation step, reserve power generation amount Xv-market price Pf characteristic calculation step, and reserve Power Power generation amount [Xf + Xv] −Power generation revenue P characteristic calculation step for calculating the relationship between power generation revenue P and power generation amount [Xf + Xv] using each characteristic calculated in the power generation amount Xv−reserve power use probability Prob (Xv) characteristic calculation step And a power generation amount [Xf + Xv] -power generation cost C characteristic calculation step for calculating the relationship between the power generation cost C taking into account the lifetime consumption cost as the operation risk cost and the power generation amount [Xf + Xv], and the calculated power generation amount [Xf + Xv] -power generation Power generation revenue expected value Prof, plan base power generation amount Xf and reserve power generation amount Xv are calculated from revenue P characteristics and power generation amount [Xf + Xv] -power generation cost C characteristics. A profit expected value Prof characteristic calculating step, and the operational risk cost is a lifetime consumption cost and an unplanned equipment outage risk cost.

  In order to solve the above-described problem, the power generation facility operation management support method according to the present invention includes an insurance reception processing step for receiving an insurance estimate request and an insurance estimate request as described in claim 11. Unplanned equipment outage risk evaluation step that evaluates and evaluates unplanned equipment outage risk from past operating history information and unplanned equipment outage risk evaluation step Based on the insurance fee estimate result output step for estimating the insurance fee from the equipment outage risk and outputting the estimated result, and the operation plan formulation basic information acquired in the analysis process, the planned base power generation amount Xf and the reserve capacity Plan-based power generation amount Xf for calculating the relationship with the estimated market transaction price value Pf-market price Pf characteristic calculation step, and reserve power generation amount Xv of the power generation amount Reserve power generation amount Xv for calculating the relationship between the reserve power market transaction price estimate Pf and the market price Pf characteristic calculation step, and a reserve for calculating the relationship between the reserve power generation amount Xv and the reserve power use probability Prob (Xv) Power generation amount Xv-reserve power usage probability Prob (Xv) characteristic calculation step, plan-based power generation amount Xf-market price Pf characteristic calculation step, reserve power generation amount Xv-market price Pf characteristic calculation step, and reserve power generation amount Xv A power generation amount [Xf + Xv] for calculating the relationship between the power generation revenue P and the power generation amount [Xf + Xv] using each characteristic calculated in the reserve power use probability Prob (Xv) characteristic calculation step; A power generation amount [Xf + Xv] -power generation cost C characteristic calculation step for calculating a relationship between the power generation cost C and the power generation amount [Xf + Xv] in consideration of the lifetime consumption cost and the unplanned facility shutdown risk cost as the operation risk cost Power generation amount [Xf + Xv] -Power generation revenue P characteristic and power generation amount [Xf + Xv] -Power generation revenue expected value Prof, plan base power generation amount Xf and reserve power generation amount Xv Reserve power generation amount Xv-power generation revenue expected value Prof characteristic calculation step, insurance application acceptance step for accepting insurance application at the insurance fee estimated in the insurance fee estimate result output step, and insurance fee after accepting the insurance application Insurance fee initial settlement processing step to make initial settlement of, and after making initial settlement, obtain operation history information after insurance contract for power generation equipment to be insured, and assess and evaluate unplanned equipment outage risk again Insurance fee to re-calculate the insurance fee from the unplanned equipment outage risk reassessment step and the unplanned equipment outage risk reassessment step A recalculation step, and a post-settlement processing step of performing a post-settlement by calculating a difference between the insurance fee recalculated in the insurance fee re-calculation step and the pre-insurance fee.

  In order to solve the above-described problem, the program according to the present invention includes, as described in claim 12, a life consumption cost calculation process for calculating the life consumption cost of the power generation equipment, and a reserve for estimating the market price of reserve power. Comprising a power price estimation process and a reserve capacity use probability estimation process for estimating the reserve capacity use probability, the analysis process process for calculating the operation plan development basic information, and the operation plan formulation basic information calculated in this analysis process process Based on the power generation revenue calculation process for calculating the power generation profit, the optimum operation condition calculation process for calculating the operating condition in which the power generation profit calculated in the power generation profit calculation process is optimal, and the operation calculated in the optimal operation condition calculation process. The computer is caused to execute an operation plan presentation processing procedure including an operation plan formulation process including an optimum operation condition presentation process for outputting and presenting conditions.

  In order to solve the above-described problem, the program according to the present invention estimates the life consumption cost calculation process for calculating the life consumption cost of the power generation equipment and the market price of the reserve power as described in claim 13. Reserve process price estimation process and reserve capacity use probability estimation process for estimating reserve capacity use probability, an analysis process process for calculating operation plan formulation basic information, and an operation plan formulation basis calculated in this analysis process process Based on the information, the power generation revenue calculation process for calculating the power generation profit, the optimum operation condition calculation process for calculating the operation condition in which the power generation profit calculated in the power generation profit calculation process is optimal, and the optimal operation condition calculation process are calculated. An operation plan formulation process including an optimal operation condition presentation process for outputting and presenting the generated operation conditions, and a power generation amount control signal transmission line for providing a power generation amount command value to each of the power generation facilities The operating condition presentation processing procedure comprising: a life time consumption cost calculating step for calculating the life time consumption cost of the power generation equipment, and a standby time for estimating the market price of reserve power as described in claim 14 Comprising a power price estimation process and a reserve capacity use probability estimation process for estimating the reserve capacity use probability, the analysis process process for calculating the operation plan development basic information, and the operation plan formulation basic information calculated in this analysis process process Based on the power generation revenue calculation process for calculating the power generation profit, the optimum operation condition calculation process for calculating the operating condition in which the power generation profit calculated in the power generation profit calculation process is optimal, and the operation calculated in the optimal operation condition calculation process. An operation plan formulation process including an optimal operation condition presentation process for outputting and presenting conditions, and the operation plan acquired in the analysis process in the power generation revenue calculation process Based on the fixed basic information, the plan-based power generation amount Xf—the market price Pf characteristic calculation step for calculating the relationship between the plan-based power generation amount Xf of the power generation amount and the estimated market transaction price Pf of the reserve power, Reserve power generation amount Xv-market price Pf characteristic calculation step for calculating the relationship between reserve power generation amount Xv and reserve transaction market price estimate value Pf, reserve power generation amount Xv and reserve power use probability Prob (Xv) Reserve power generation amount Xv-reserve power use probability Prob (Xv) characteristic calculation step, plan base power generation amount Xf-market price Pf characteristic calculation step, reserve power generation amount Xv-market price Pf characteristic calculation Step and reserve power generation amount Xv-reserve power use probability Prob (Xv) property generation amount [Xf + Xv]-power generation for calculating the relationship between power generation revenue P and power generation amount [Xf + Xv] using each characteristic calculated in the characteristic calculation step Revenue P characteristic calculation step And a power generation amount [Xf + Xv] -power generation cost C characteristic calculation step for calculating the relationship between the power generation cost C taking into account the lifetime consumption cost as the operation risk cost and the power generation amount [Xf + Xv], and the calculated power generation amount [Xf + Xv] -power generation Power generation revenue expected value Prof, plan base power generation amount Xf and reserve power generation amount Xv are calculated from revenue P characteristics and power generation amount [Xf + Xv] -power generation cost C characteristics. The computer is caused to execute an operation plan presentation processing procedure including a profit expected value Prof characteristic calculation step.

  Further, in order to solve the above-described problem, the program according to the present invention includes an insurance reception processing step for receiving an insurance quote request and an insurance policy provided by receiving the insurance quote request as described in claim 15. Insurance charges based on the unplanned equipment outage risk evaluation step that assesses and evaluates unplanned equipment outage risk from the past operation history information for the target power generation equipment, and the unplanned equipment outage risk evaluated in the unplanned equipment outage risk evaluation step An insurance fee estimate result output step for estimating and outputting an estimate result, an insurance application acceptance step for accepting an insurance application with the insurance fee estimated in this insurance fee estimate result output step, and an insurance fee after accepting an insurance application Insurance fee initial settlement processing step to perform initial settlement of the Insurance is obtained from the unplanned equipment outage risk re-evaluation step, in which the operation history information after the contract is obtained, and the unplanned equipment outage risk is assessed and evaluated again, and the unplanned equipment outage risk re-evaluation step. An insurance service provision process comprising an insurance fee recalculation step for recalculating the fee, and a post settlement processing step for calculating the difference between the insurance fee recalculated in the insurance fee recalculation step and the pre-insurance fee and performing post settlement Let the computer run.

  According to the power generation facility operation management support system, the operation management support method, and the program for causing the computer to execute the operation management support method according to the present invention, the capacity of the power generation facility in consideration of the market value and needs of reserve power in the power market In order to make the best use of the power, reserve power can be secured in the rated over region.

  More specifically, the power generation equipment that takes into account the trade-off between the operational risk (life consumption cost, out-of-planned outage risk cost) generated by exceeding the rated output and the value of power reserve required by the market. An optimal operation plan (operating conditions) can be provided to the user, and the operation of the power generation facility can be realized in a long-term viewpoint in an economically close state as compared with the conventional one.

  In addition, in order to make the most of the capacity of the power generation equipment, even when reserve capacity is secured in the over-rated area, reserve capacity cannot be determined unless it is actually the time to generate power. By providing an insurance service that takes into account the risk cost that fluctuates depending on whether or not power is actually generated, it is possible to support more appropriate operation of the power generation equipment.

  Hereinafter, embodiments of a power generation facility operation management support system, an operation management support method thereof, and a program for causing a computer to execute the operation management support method according to the present invention will be described with reference to the drawings.

[First embodiment]
FIG. 1 schematically shows an operation management example of a power generation facility 2 including a power generation facility operation management support system 1A which is an example of the power generation facility operation management support system according to the first embodiment of the present invention. A schematic diagram is shown.

  The power generation facility operation management support system 1A is optimal for allowing a user (a power generation facility manager or a power generation facility operator such as an operator who actually operates the power generation facility 2) to operate the power generation facility 2 with lower risk and high efficiency. This is a system that supports a power generation facility operator by presenting a normal power generation amount (hereinafter referred to as a planned base power generation amount) and a reserve power generation amount of a possible power generation facility 2 as operating conditions.

  In the figure, a power generation facility body 3 that is a control target of the power generation facility 2, a controller 4 that controls the devices of the power generation facility body 3, a plurality of sensors 5 that detect the process amount of each device of the power generation facility body 3, and a sensor 5 It is shown in a simplified manner as having a data logger 6 that records the process amount measured by the above as time series data.

  The power generation facility operation management support system 1A acquires operation history information from the power generation facility 2 to be operated and managed, and uses the acquired operation history information and other information for the lifetime consumption of the power generation facility 2 (hereinafter referred to as lifetime consumption cost), Analyze the market price of power (hereinafter referred to as reserve power) secured as a standby power and a probability of actually using the reserve power (hereinafter referred to as reserve power use probability).

  Then, considering the analysis results and taking into account the risk of operating the power generation facility 2 (hereinafter simply referred to as operation risk), the power generation facility 2 is more efficient at lower risk in the power market trading environment. The operating conditions that are considered to be optimal for driving are displayed on an operator terminal 9 as display means electrically connected via a communication network line 8 such as an Internet network or a dedicated line capable of transmitting electronic information, and the user To present.

  When a user provides reserve power, first, the user (power generation facility operator) inputs and operates the operator console 10 as a market bidding procedure means and performs a bidding procedure in the electric power market (hereinafter simply referred to as a market). . When the transaction is confirmed in the market, the operator console 10 as a reserve demand order receiving means receives the reserve power demand for the determined reserve power generation amount.

  Next, the user inputs an adjusted power generation amount (command value) to the power generation facility 2 by operating the operator console 10 as a power generation amount adjustment command input receiving means according to the received reserve power demand. When giving a command value, the user can refer to the power generation amount as an operation condition presented to the operator terminal 9 by the power generation facility operation management support system 1A.

  When the operator console 10 as the power generation amount adjustment command input receiving means recognizes the command value, the operator console 10 as the power generation amount adjustment command output means gives the command value to the power generation facility 2, thereby the controller attached to the power generation facility 2. (Omitted in FIG. 1) performs power generation follow-up control to the command value.

  Note that the operational risk in the present embodiment refers to a life consumption cost caused by an excessive load (thermal stress or the like) applied to the power generation facility 2 when the power generation facility 2 is operated in a rated overload state.

  Further, the power generation facility operation management support system 1A shown in FIG. 1 is a program (hereinafter referred to as a program) that causes a so-called electronic computer (computer) 6 to execute an operation management support method (operation condition presentation processing procedure) according to the first embodiment of the present invention. Reading the first operation management PG 12, the electronic computer 11 (hardware) and the first operation management PG 12 (software) cooperate to realize the functional configuration, and the operating condition presentation processing procedure Execute.

  FIG. 2 is a functional block diagram schematically showing the functional configuration of the power generation facility operation management support system 1A which is an example of the power generation facility operation management support system according to the first embodiment of the present invention.

  The power generation facility operation management support system 1A is an operation that operates the power generation facility with lower risk and higher efficiency in the power market transaction environment in consideration of the lifetime consumption cost, the reserve market price, and the reserve use probability. An operation condition presentation processing procedure for presenting conditions is performed. When the power generation facility operation management support system 1A performs the operation condition presentation processing procedure, the power generation facility can be operated with low risk and high efficiency.

  The power generation facility operation management support system 1A includes data recording means 14 for recording and storing electronic data such as operation history information acquired from the power generation facility 2 shown in FIG. 1, and basic information for operation plan formulation (hereinafter referred to as operation plan formulation). Analysis processing means 15 for calculating (based on basic information), and operation plan formulation means for calculating the operation condition of the power generation facility 2 based on the operation plan formulation basic information calculated by the analysis processing means 15 and outputting the operation plan 16.

  The data recording means 14 of the power generation facility operation management support system 1A stores electronic data that can be read by the analysis processing means 15. In the power generation facility operation management support system 1A, as the electronic data stored in the data recording means 14, as the operation history of the power generation facility 2 shown in FIG. 1, various sensor information of the power generation facility 2 from the controller 4, the sensor 5, and the data logger 6. An operation history database (hereinafter referred to as DB) 13 that stores operation information, and a plant model DB 19 that stores life calculation formula information such as physical formulas and physical properties formulas for calculating the life of power generation equipment, There is a power market DB 20 in which past power market information and power generation performance information are stored.

  The analysis processing means 15 includes a lifetime consumption cost calculation unit 22 that calculates the lifetime consumption cost of the power generation equipment, a reserve power price estimation unit 23 that estimates a market price of reserve power, and a probability of actually using the reserve power (hereinafter, A reserve force use probability estimating unit 24 for estimating a reserve force use probability). The analysis processing means 15 provided with the lifetime consumption cost calculating section 22, the reserve capacity price estimating section 23, and the reserve capacity use probability estimating section 24 uses the lifetime consumption cost of the power generation facility, the market price of the reserve capacity ( (Estimated value) and the probability of actually using reserve power can be calculated.

  The lifetime consumption cost calculation unit 22 of the analysis processing means 15 reads and acquires the operation history DB 18 and the plant model DB 19 and calculates the lifetime consumption cost of the power generation facility based on the acquired information. The life consumption cost calculation unit 22 reads out the operation history DB 18, so that the life consumption cost calculation unit 22 includes, for example, an integrated value of the output rated over amount, the number of start / stop operations, a change rate actual value of the output rapid change operation, and the like. Information can be acquired. The plant model DB 19 stores physical formulas and physical property formulas for estimating the lifetime of the power generation equipment.

The lifetime consumption cost calculation unit 22 configures the power generation facility by acquiring various sensor information and operation information of the power generation facility stored in the operation history DB 18 and the physical formula or physical property formula stored in the plant model DB 19. Thermal stress applied to individual components and parts can be calculated, and an estimated value of the remaining life of a part in an arbitrary operation state (hereinafter referred to as an estimated remaining life value) can be calculated from the calculation result. Therefore, if the estimated remaining life before operation and the estimated remaining life after operation can be known, the amount of consumed remaining life (hereinafter referred to as remaining life consumption)
[Equation 1]
Remaining life consumption = Estimated remaining life before operation-Estimated remaining life after operation ...... (1)
Can be calculated.

On the other hand, the amount of consumption associated with the consumption of a part of the cost required to replace a part after it is new (hereinafter referred to as the life cost), that is, how much the life consumption cost is relative to the life cost of a part. Since it depends on whether the remaining life of the product has been consumed, the rate of consumption of the remaining life (hereinafter referred to as the remaining life consumption rate)
[Equation 2]
Lifetime consumption cost = Residual life consumption rate x Lifetime cost (2)
It can be expressed as

The remaining life consumption rate is calculated using the component life and remaining life consumption.
[Equation 3]
Lifetime consumption rate = Lifetime consumption / Part life ...... (3)
From the above formulas (2) and (3), the lifetime consumption cost is
[Equation 4]
Lifetime consumption cost = (Remaining life consumption / Part life) x (Part cost + Part replacement maintenance cost) ...... (4)
Can be expressed as:

  The reserve price estimation unit 23 acquires basic information for estimating reserve price (hereinafter referred to as reserve price estimate information), performs arithmetic processing based on the acquired reserve price estimate information, and reserve price Is estimated. The reserve power price estimation information acquired by the reserve power price estimation unit 23 includes, for example, current power market information, past power market information, and power generation performance information. Market information is a general term for information necessary for power trading, and includes at least date and market price information.

  In this embodiment, as shown in FIG. 2, the market information acquisition means 26 further acquires the current power market information acquired almost in real time from the reserve power price estimation information. And when the reserve power price estimation part 12 acquires the present electric power market information, the present electric power market information acquired from the market information acquisition means 26 is received.

  Moreover, about the past electric power market information and power generation performance information, the reserve power price estimation part 23 acquires information by reading market DB20. When the reserve price estimation unit 23 acquires the reserve price estimate information, it performs statistical processing based on the acquired reserve price estimate information, and performs a current or future reserve price market price (for example, price per kilowatt hour: ¥ / KWh).

  The reserve capacity use probability estimation unit 24 estimates the probability of actually using the reserve capacity based on past power market information. The reserve power use probability estimation unit 24 reads and acquires past power market information from the power market DB 20. Then, the amount of power that has been bid on the market as reserve power from the acquired past power market information (hereinafter referred to as reserve market bid amount) and the amount of power generated by actual bidding are aggregated, and reserve market bid Of the amount, the ratio of the amount of power actually generated is obtained as the reserve power use probability.

The reserve use probability is
[Equation 5]
Reserve power use probability = actual power generation amount / reserve power market bid amount (5)
Can be obtained.

  The operation plan formulation unit 16 includes a power generation revenue calculation unit 29 that calculates power generation revenue from information on the lifetime consumption cost, reserve power market price, and reserve power use probability analyzed by the analysis processing unit 15, and a power generation revenue calculation unit 29. The optimal operating condition calculation unit 30 that calculates the plan-based power generation amount and the reserve power generation amount at which the calculated power generation profit is optimal, and the operation conditions calculated by the optimal operation condition calculation unit 30, that is, the plan-based power generation amount and the reserve power generation And an optimum operating condition output unit 31 for outputting the quantity.

  The power generation revenue calculation unit 29 of the operation plan formulation means 16 includes a plan base power generation amount Xf-market price Pf characteristic calculation function 33 for calculating the relationship between the plan base power generation amount Xf and the reserve transaction price (estimated value) Pf. The reserve power generation amount Xv-market price Pv characteristic calculation function 34 for calculating the relationship between the reserve power generation amount Xv and the market transaction price (estimated value) Pv of the reserve power, and the reserve power generation amount Xv and the reserve power use probability Prob The reserve power generation amount Xv for calculating the relationship with (Xv) −the reserve power use probability Prob (Xv) characteristic calculation function 35 is provided.

  The power generation revenue calculation unit 29 also includes a plan-based power generation amount Xf−market price Pf characteristic calculation function 33, a reserve power generation amount Xv−market price Pv characteristic calculation function 34, and a reserve power generation amount Xv−reserve power use probability Prob (Xv ) Power generation amount [Xf + Xv] −power generation revenue P characteristic for calculating the relationship between the power generation revenue P and the power generation amount (= plan base power generation amount Xf + reserve power generation amount Xv) using the respective characteristics calculated by the characteristic calculation function 35 The calculation function 37, the power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38 for calculating the relationship between the power generation cost C and the power generation amount [Xf + Xv], and the power generation amount [Xf + Xv] -power generation revenue P characteristic and power generation amount [Xf + Xv] ] -Planned power generation amount Xf for calculating the relationship between the power generation profit expected value Prof, the plan base power generation amount Xf and the reserve power generation amount Xv from the power generation cost C characteristic-Power generation revenue expected value Prof characteristic calculation function 40 And more That.

  Note that the expected power generation profit value Prof is an expected value of power generation profit, and is expressed by subtracting the power generation cost C from the power generation revenue P, that is, power generation profit expected value Prof = power generation revenue P−power generation cost C.

  The operation plan formulation means 16 is such that the power generation revenue calculation unit 29 calculates the plan base power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic, so that the optimum operation condition calculation unit 30 calculates the life consumption cost and the reserve power. The amount of power generated by the power generation facility 2 that is considered to be optimal for generating profits based on the market price and reserve capacity use probability (for example, the unit is kilowatt hours), that is, the plan-based power generation amount and the reserve power generation amount Calculated as operating conditions. The optimum operation condition output unit 31 receives the operation conditions calculated by the optimum operation condition calculation unit 30, that is, the planned base power generation amount and the reserve power generation amount from the optimum operation condition calculation unit 30 and outputs them.

  The plan-based power generation amount and the reserve power generation amount of the power generation facility output as the operation conditions by the operation plan formulating means 16 calculate the power generation profit based on the acquired information on the lifetime consumption cost, the reserve market price and the reserve power use probability. The unit 29 and the optimum operating condition calculation unit 30 calculate through several stages. Then, the calculation result is output and displayed on the operator terminal 9 shown in FIG. The details of the calculation will be described in the description of the operation plan presentation processing procedure described later.

  In the power generation facility operation management support system 1A configured as described above, the operating conditions calculated by the power generation facility operation management support system 1A are output to the display means, but are not necessarily displayed on the display of the operator terminal 9 or the like. The operation condition may not be displayed, and the output destination may be a printing means such as a user-owned printer. That is, the display means is means for presenting operating conditions to the user.

  Further, the communication network line 8 is not always necessary. If the communication network line 8 is not necessary, it may be omitted. For example, when the communication network line 8 is not necessary, the electronic computer 11 is also configured to serve as the operator terminal 9 and the operation history DB 18 is recorded in a data recording medium readable by the electronic computer 11 in the power generation facility 2. However, there may be a case where the electronic computer 11 reads the operation history information via the data recording medium.

  In the above case, if the electronic computer 11 also serves as a display means and displays the operating condition on the display of the electronic computer 11, the electronic computer 11 reads the first operation management PG 12 and presents the operating condition. The processing procedure can be executed, and the operation management support of the power generation facility 2 can be performed without the communication network line 8.

  Further, in this embodiment, the reserve bid market bid and the order are performed by the operator console 10 as the market bid procedure means and the reserve demand demand order means, but the reserve capacity is market bid in the power generation facility operation management support system 1A. Alternatively, an order may be placed. In this case, in the power generation facility operation management support system 1A, it is necessary to further include market bidding procedure means and reserve power demand order means.

  On the other hand, according to FIG. 2, the lifetime consumption cost calculation unit 22 acquires information from the operation history DB 18 and the plant model DB 19, but may be configured to accept external input not shown in the figure. For example, the lifetime consumption cost calculation unit 22 may directly acquire the operation history information and the like input by the user from the input receiving unit (not shown). In addition, the reserve power price estimation unit 23 and the reserve power use probability estimation unit 24 may be configured to accept external input in the same manner as the lifetime consumption cost calculation unit 22.

  Further, the market information acquisition unit 26 may be configured to periodically write the acquired information in addition to acquiring the current power market information and periodically update the power market DB 20. Furthermore, in the present embodiment, the market information acquisition means 26 is provided in the power generation facility operation management support system 1A, but it is not always necessary. For example, instead of the market information acquisition means 26, the current power market If the user directly inputs the information and gives it to the reserve power price estimation unit 23, the reserve power price estimation unit 23 can acquire the current power market information without the market information acquisition means 26.

  According to the power generation facility operation management support system 1A configured as described above, the operation plan formulating means 16 is optimal for raising profits based on information on lifetime consumption cost, reserve power market price, and reserve power use probability. Since the possible operating conditions of the power generation facility 2 are output, it is possible to realize the operation of the power generation facility 2 in consideration of the lifetime consumption cost that becomes an operation risk.

  In other words, it is possible to provide the market with a reserve with a high market value based on the power generation amount distribution that is considered to be optimal after considering the trade-off between the market value of the reserve and the lifetime consumption costs that are operational risks. It is possible to operate the power generation facility 2 in a state that is close to the optimum as compared with the conventional technology and socially.

  In addition, since the probability of reserve power generation (probability of use of reserve power) is accurately estimated and taken into account, it is possible to prevent the planned base power generation from being limited more than necessary to secure reserve power. The power generation facility 2 can be operated in a highly efficient state close to the rated operation. Furthermore, since the plan-based power generation amount and the reserve power generation amount considered to be optimal can be calculated and presented as operating conditions, decision making by the user (power generation facility operator) can be supported.

  Furthermore, by preparing a remote environment by electrically connecting the power generation facility operation management support system 1A and the remote power generation facility 2 via the communication network line 8, a plurality of power generation facilities 2 are scattered in various places. Even in such a case, the operation management support for the individual power generation facilities 2 can be integrated into the power generation facility operation management support system 1A.

  Therefore, the power generation facility operation management support system 1A simultaneously monitors each of the plurality of power generation facilities 2 to calculate the operation condition, and provides the calculated operation condition to the power generation facility operator of each power generation facility 2 to support the operation management. Operation and maintenance service (hereinafter referred to as O & M service) can be provided.

  Next, an operation plan presentation processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1A will be described in order.

  FIG. 3 is an explanatory diagram (processing flow diagram) for explaining the operation plan presentation processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1A in order.

  According to FIG. 3, the operation plan presentation processing procedure includes an analysis process step (step S <b> 1 to step S <b> 4) for calculating operation plan formulation basic information from the acquired information, and an operation plan formulation basic information calculated in this analysis process step. And an operation plan formulation process (step S5) for outputting the operation conditions of the power generation equipment.

  The analysis process process (steps S1 to S4) of the operation plan presentation process procedure is a process for calculating the lifetime consumption cost of the power generation equipment (step S1 to step S2) and a reserve for estimating the market price of reserve power. A force price estimation step (step S3) and a reserve force use probability estimation step (step S4) for estimating a reserve force use probability are provided.

  On the other hand, regarding the operation plan formulation process (step S5), an explanatory diagram (processing flow diagram) for explaining more detailed processing steps is shown in FIG.

  According to FIG. 4, in the operation plan formulation process, the power generation revenue calculation process (step S51 to step S56) for calculating the income and expenditure associated with power generation and calculating the power generation profit, and the power generation profit calculated in the power generation profit calculation process are optimal. The optimal operation condition calculation process (step S57) for calculating the planned base power generation amount and the reserve power generation amount and the operation conditions calculated in the optimal operation condition calculation process, that is, the plan base power generation amount and the reserve power generation amount are output. And an optimum driving condition presentation process (step S58).

  The power generation revenue calculation process (steps S51 to S56) of the operation plan formulation process calculates the relationship between the plan-based power generation amount Xf and the reserve market transaction price (estimated value) Pf based on the acquired in the analysis process process. Plan-based power generation amount Xf-market price Pf characteristic calculation step (step S51), and reserve power generation amount Xv-market price Pv for calculating the relationship between reserve power generation amount Xv and reserve power market transaction price (estimated value) Pv A characteristic calculation step (step S52) and a reserve power generation amount Xv−reserve force use probability Prob (Xv) characteristic calculation step (step S53) for calculating the relationship between the reserve power generation amount Xv and the reserve power use probability Prob (Xv). With.

  Further, the power generation revenue calculation process (steps S51 to S56) includes a plan-based power generation amount Xf−market price Pf characteristic calculation step, a reserve power generation amount Xv−market price Pv characteristic calculation step, and a reserve power generation amount Xv−reserve power use. A processing step of calculating a power generation revenue expected value Prof (= power generation revenue P-power generation cost C) using each characteristic calculated in the probability Prob (Xv) characteristic calculation step (steps S51 to S53) is provided.

  Specifically, a power generation amount [Xf + Xv] -power generation revenue P characteristic calculation step (step S54) for calculating the relationship between the power generation revenue P and the power generation amount (= plan base power generation amount Xf + reserve power generation amount Xv), power generation cost Power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S55) for calculating the relationship between C and power generation amount [Xf + Xv], calculated power generation amount [Xf + Xv] -power generation revenue P characteristic and power generation amount [Xf + Xv]- Calculation base power generation amount Xf−reserve power generation amount Xv−power generation revenue expected value Prof characteristic calculation step (step S56) for calculating the relationship between the power generation cost expected value Prof, the plan base power generation amount Xf and the reserve power generation amount Xv from the power generation cost C characteristic ).

  According to FIG. 3 and FIG. 4, in the operation plan presentation process procedure, an analysis process step is first performed. In the analysis process step, first, a life consumption cost calculation step (steps S <b> 1 to S <b> 2) is performed. In the life consumption cost calculation process (steps S1 to S2), first, in step S1, the life consumption cost calculation unit 22 performs a remaining life consumption calculation step.

  In the remaining life consumption calculation step (step S1), the life consumption cost calculation unit 22 stores various sensor information and operation information of the power generation equipment stored in the operation history DB 18, and physical or physical properties stored in the plant model DB 19. To get. And the thermal stress which each component and components which comprise a power generation equipment receive is calculated, the remaining life estimated value in the operating condition before a driving | running and after a driving | running is calculated, and a remaining life consumption using Formula (1) mentioned above Calculate the amount.

  When the lifetime consumption cost calculation unit 22 calculates the remaining lifetime consumption, the remaining lifetime consumption calculation step is completed, and then the lifetime consumption cost calculation step is performed in step S2. In the lifetime consumption cost calculating step (step S2), the lifetime consumption cost calculating unit 22 calculates the lifetime consumption cost using the remaining lifetime consumption calculated in the remaining lifetime consumption calculating step. The calculation of the lifetime consumption cost can be performed by the above-described equation (4).

  When the lifetime consumption cost calculation unit 22 calculates the lifetime consumption cost, the lifetime consumption cost calculation step is completed. Then, upon completion of the lifetime consumption cost calculation step, all processing steps of the lifetime consumption cost calculation process (steps S1 to S2) are completed. When the life consumption cost calculation process is completed, the process proceeds to step S3, and a reserve power price estimation process is performed in step S3.

  In the reserve power price estimation step (step S3), first, the reserve power price estimation unit 23 acquires current power market information, past power market information, and power generation performance information as reserve power price estimation basic information. Then, calculation processing (statistical processing) is performed based on the acquired reserve capacity price estimation information to estimate the reserve capacity price. When the reserve price estimation unit 23 estimates the reserve price, the reserve price estimation process is completed. When the reserve capacity price estimation process is completed, the process proceeds to step S4, and a reserve capacity use probability estimation process is performed in step S4.

  In the reserve capacity use probability estimation process (step S4), the reserve capacity utilization probability estimation unit 24 acquires past power market information from the power market DB 20, and reserve capacity market bid amount and the amount of power generated by actually receiving a bid. Is counted. Then, the ratio of the power generation amount actually generated in the reserve market bid amount is obtained as the reserve power use probability, and the probability of actually using the reserve power is estimated. The reserve power use probability can be obtained by the above-described equation (5).

  When the reserve capacity use probability estimation unit 24 estimates the probability of actually using the reserve capacity, the reserve capacity utilization probability estimation process is completed. Then, with the completion of the reserve capacity use probability estimation process, the entire process process of the analysis process process (steps S1 to S4) is completed, and then the process proceeds to step S5. In step S5, an operation plan formulation process is performed.

  As shown in FIG. 4, the processing steps in the operation plan formulation process (step S5) are as follows. When the process process is started, the operation plan formulation means 16 first calculates the plan-based power generation amount Xf-market price Pf characteristic in step S51. Do step.

  In the plan-based power generation amount Xf-market price Pf characteristic calculation step, the power generation revenue calculation unit 29 of the operation plan formulation unit 16 acquires the reserve power market price (estimated value) from the reserve power price estimation unit 23 of the analysis processing unit 15. The relationship between the planned base power generation amount Xf and the reserve power market price Pf by using the reserve power market price (estimated value) acquired by the planned power generation amount Xf-market price Pf characteristic calculation function 33 of the power generation revenue calculation unit 29. (Plan-based power generation amount Xf−market price Pf characteristic) is calculated.

  When the plan-based power generation amount Xf−market price Pf characteristic calculation function 33 of the power generation revenue calculation unit 29 calculates the plan-based power generation amount Xf−market price Pf characteristic in the operation plan formulation means 16, the plan-based power generation amount Xf−market price Pf. The characteristic calculation step is completed, and then, in step S52, a reserve power generation amount Xv-market price Pv characteristic calculation step is performed.

  In the reserve power generation amount Xv-market price Pv characteristic calculation step (step S52), the power generation revenue calculation unit 29 of the operation plan formulation means 16 receives the reserve power market price (estimated value) from the reserve power price estimation unit 23 of the analysis processing means 15. ) And the reserve power generation amount Xv-market price Pv characteristic calculation function 34 of the power generation revenue calculation unit 29 is used to calculate the reserve power generation amount Xv and the market price Pv. The relationship (reserve power generation amount Xv−market price Pv characteristic) is calculated.

  When the reserve power generation amount Xv-market price Pv characteristic calculation function 34 of the power generation revenue calculation unit 29 calculates the reserve power generation amount Xv-market price Pv characteristic, the reserve power generation amount Xv-market price Pv characteristic calculation step is completed, Subsequently, in step S53, a reserve power generation amount Xv-reserve force use probability Prob (Xv) characteristic calculation step is performed.

  In the reserve power generation amount Xv−reserve power use probability Prob (Xv) characteristic calculation step (step S53), the power generation revenue calculation unit 29 of the operation plan formulation unit 16 receives the reserve power from the reserve power use probability estimation unit 24 of the analysis processing unit 15. The use probability is obtained, and the reserve power generation amount Xv and the reserve power use amount acquired by the reserve power use probability Prob (Xv) characteristic calculation function 35 of the power generation revenue calculation unit 29 are used. The relationship with the probability Prob (Xv) (reserve power generation amount Xv−reserve force use probability Prob (Xv) characteristic) is calculated.

  When the reserve power generation amount Xv-reserve power use probability Prob (Xv) characteristic calculation function 35 of the power generation revenue calculation unit 29 calculates the reserve power generation amount Xv-reserve power use probability Prob (Xv) characteristic, the reserve power generation amount Xv- The reserve power use probability Prob (Xv) characteristic calculation step is completed, and subsequently, a power generation amount [Xf + Xv] −power generation revenue P characteristic calculation step is performed in step S54.

  In the power generation amount [Xf + Xv] -power generation revenue P characteristic calculation step (step S54), the power generation revenue calculation unit 29 of the operation plan formulation means 16 performs the plan base power generation amount Xf-market price Pf characteristic calculation step and reserve power generation amount Xv- The relationship between the power generation revenue P and the power generation amount [Xf + Xv] (power generation amount [Xf + Xv] -power generation revenue P characteristic) is calculated using each characteristic calculated in the market price Pv characteristic calculation step.

In calculating the power generation amount [Xf + Xv] -power generation revenue P characteristic, it is first necessary to obtain the power generation revenue P. Power generation revenue P is
[Equation 6]
P = Pf (Xf) * Xf + Pv (Xv) * Xv (6)
Can be obtained.

  Further, since the power generation revenue P is obtained using both the plan base power generation amount Xf and the reserve power generation amount Xv, if the power generation revenue P is obtained, the power generation revenue P, the plan base power generation amount Xf and the reserve power generation amount are obtained. The relationship with the sum of the amount Xv, that is, the power generation amount [Xf + Xv] -power generation revenue P characteristic can be calculated.

  The power generation amount [Xf + Xv] −power generation revenue P characteristic is calculated by the power generation amount [Xf + Xv] −power generation revenue P characteristic calculation function 37 of the power generation revenue calculation unit 29, the plan base power generation amount Xf−market price Pf characteristic calculation function 33 and the reserve. Each characteristic is acquired from the power generation amount Xv-market price Pv characteristic calculation function 34 and is calculated using the above-described equation (6). When the power generation amount [Xf + Xv] -power generation revenue P characteristics calculation function 37 calculates the power generation amount [Xf + Xv] -power generation revenue P characteristics, the power generation amount [Xf + Xv] -power generation revenue P characteristics calculation step is completed, and then in step S55. A power generation amount [Xf + Xv] -power generation cost C characteristic calculation step is performed.

  In the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S55), the power generation revenue calculation unit 29 of the operation plan formulation unit 16 performs the plan base power generation amount Xf-market price Pf characteristic calculation step, reserve power generation amount Xv- The relationship between the power generation cost C and the power generation amount [Xf + Xv] (power generation amount [Xf + Xv] using the characteristics calculated in the market price Pv characteristic calculation step and the reserve power generation amount Xv−reserve power use probability Prob (Xv) characteristic calculation step. ] -Power generation cost C characteristic) is calculated.

  In calculating the power generation amount [Xf + Xv] -power generation cost C characteristic, first, the power generation cost C needs to be obtained. The power generation cost C in the first embodiment is slightly different from the power generation cost C in a third embodiment described later. Therefore, next, the power generation cost C in the first embodiment will be described.

  FIG. 5 is an explanatory diagram (power generation cost-power generation output characteristic) for explaining the relationship between the power generation cost and the power generation output.

  As shown in FIG. 5, when the power generation cost C [¥ / kWh] is plotted on the vertical axis and the power generation output [kW] is plotted on the horizontal axis, the normal (conventional) power generation output-power generation cost characteristic is shown by line A in the figure. It becomes the curve shown.

  In general, the power generation facility 2 is designed to have the highest efficiency at the rated output, and the power generation efficiency is at a partial load that generates power at a power generation output lower than the rated output k (for example, when the power generation output is at point a). And also during a rated overload that generates power at a power generation output higher than the rated output k (for example, when the power generation output is at point b).

  Therefore, the power generation output-power generation cost characteristic (A line) is a cost that accompanies a decrease in efficiency with respect to the power generation output-power generation cost characteristic during ideal operation (when efficiency reduction is not taken into account) shown by the line B in FIG. Minutes (hereinafter referred to as efficiency reduction costs) are added. The power generation cost excessively generated at the time of partial load (hereinafter referred to as partial load cost) is represented by the difference between the A line and the B line, and this is the efficiency reduction cost. Note that the efficiency reduction cost increases as the distance from the rated value k increases. Generally, the efficiency tends to decrease as the distance from the rated value k increases.

  However, when the power generation output is in a rated overload state (for example, point b in the figure), an excessive load is applied to the power generation facility 2, and an operational risk is also taken in addition to a decrease in efficiency. Therefore, the power generation cost at the time of rated overload is the power generation cost that occurs excessively when the power generation output is in the rated overload state (hereinafter referred to as the rated overcost). It should be calculated including the costs incurred (hereinafter referred to as operational risk costs).

  Therefore, the power generation cost C in the first embodiment is a rated overload state as an operation risk cost with respect to the conventional power generation output-power generation cost characteristic (A line) as in the C line shown in the figure. The lifetime consumption cost is added.

  The D line shown in FIG. 5 is the power generation cost C according to the third embodiment, and the details will be described in the description of the third embodiment. In order to clearly distinguish the power generation cost in the conventional power generation output-power generation cost characteristic (A line) from the power generation cost C according to the first embodiment, in the following description, the former power generation cost is used for power generation. The power generation operation cost will be described, and the latter will be described as the power generation cost C.

The power generation cost according to the present invention is calculated taking into account operational risk costs,
[Equation 7]
Power generation cost = Power generation operation cost + Operation risk cost (7)
It is represented by

Further, in the calculation of the power generation cost C according to this embodiment, since it is the lifetime consumption cost that is added as the operation risk cost from the explanatory diagram shown in FIG.
[Equation 8]
Power generation cost C = Power generation operation cost + Lifetime consumption cost (8)
It becomes.

Furthermore, the power generation amount actually generated as the reserve power is calculated using the reserve power generation amount Xv and the reserve power use probability Prob (Xv) in the reserve power generation amount Xv.
[Equation 9]
∫Xv x Prob (Xv) dXv (9)
Since the power generation amount is Xf + ∫ Xv x Prob (Xv) dXv,
[Equation 10]
Power generation operation cost = OpCost (Xf + ∫ Xv x Prob (Xv) dXv) (10)
Lifetime consumption cost
[Equation 11]
Life consumption cost = LifeCost (Xf + ∫Xv × Prob (Xv) dXv) (11)
given that,
The power generation cost C in this embodiment is
[Equation 12]
Power generation cost C = OpCost (Xf + ∫Xv × Prob (Xv) dXv) +
LifeCost (Xf + ∫Xv × Prob (Xv) dXv) (12)
Can be obtained.

  The power generation amount [Xf + Xv] -power generation cost C characteristic is calculated by using the power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38 of the power generation revenue calculation unit 29, the plan base power generation amount Xf-market price Pf characteristic calculation function 33, The power generation amount Xv−market price Pv characteristic calculation function 34 and the reserve power generation amount Xv−reserve power usage probability Prob (Xv) characteristic calculation function 35 are used to obtain the above characteristics and obtain the above-described equations (9) to (12). To calculate.

  When the power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38 calculates the power generation amount [Xf + Xv] -power generation cost C characteristic, the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step is completed, and then step S56. Then, the plan-based power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic calculation step is performed.

  In the planned base power generation amount Xf−reserve power generation amount Xv−power generation revenue expected value Prof characteristic calculation step (step S56), the plan base power generation amount Xf−reserve power generation amount Xv−power generation revenue expected value Prof characteristic of the power generation revenue calculation unit 29. The calculation function 40 receives the power generation amount [Xf + Xv] −power generation revenue P characteristic calculated in step S54 from the power generation amount [Xf + Xv] −power generation revenue P characteristic calculation function 37, and the power generation amount [Xf + Xv] − calculated in step S55. The power generation cost C characteristic is received from the power generation amount [Xf + Xv] −power generation cost C characteristic calculation function 38.

  Then, the plan base power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic calculation function 40 acquired by the power generation amount [Xf + Xv] −the power generation revenue P characteristic and the power generation amount [Xf + Xv] −the power generation cost C characteristic A power generation revenue expectation value Prof for the power generation amount Xf and the reserve power generation amount Xv is obtained, and the relationship between the power generation revenue expectation value Prof, the plan base power generation amount Xf and the reserve power generation amount Xv (plan base power generation amount Xf-reserve power generation amount Xv- Calculate power generation revenue expected value Prof characteristics).

  The plan base power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic is, for example, as shown in FIG. 4, on the two-dimensional plane for the plan base power generation amount Xf and the reserve power generation amount Xv. It can be expressed as a three-dimensional function (power generation profit curve) in which the value Prof is plotted.

  When the power generation revenue calculation unit 29 of the operation plan formulation means 16 calculates the plan base power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic, the plan base power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value. The Prof characteristic calculation step is completed. When the planned base power generation amount Xf−reserve power generation amount Xv−power generation revenue expected value Prof characteristic calculation step is completed, all processing steps of the power generation revenue calculation process (steps S51 to S56) are completed, and when the power generation revenue calculation process is completed. Then, the process proceeds to step S57. In step S57, an optimum operation condition calculation process is performed.

  In the optimum operation condition calculation process (step S57), the optimum operation condition calculation unit 30 of the operation plan formulation unit 16 calculates the planned base power generation amount Xf, reserve power generation amount Xv, and power generation profit expected value Prof obtained in the power generation profit calculation process. Using the characteristics, a point (optimum point) at which the power generation revenue expected value Prof becomes the highest is obtained, and values of the plan base power generation amount Xf and the reserve power generation amount Xv that give the optimal point of the power generation revenue expected value Prof are calculated. The planned base power generation amount Xf and the reserve power generation amount Xv obtained as the calculation results are the operating conditions where the power generation profit is considered to be optimal.

  When the planned base power generation amount Xf and the reserve power generation amount Xv are calculated as the operating conditions in which the power generation profit is considered to be optimal, the optimal operating condition calculation process is completed, and then the process proceeds to step S58. In step S58, an optimum driving condition presentation process is performed.

  In the optimum operation condition presentation process (step S58), the optimum operation condition output unit 31 of the operation plan formulation unit 16 calculates the operation conditions calculated in the optimum operation condition calculation process, that is, the plan base power generation amount Xf and the reserve power generation amount Xv. It is output and presented (displayed) to an operator terminal 9 as a display means. When the optimum operation condition output unit 31 of the operation plan formulation means 16 presents the operation conditions to the operator terminal 9, the optimum operation condition presentation process is completed (end). Then, upon completion of the optimum operation condition presentation process, the entire process process of the operation plan presentation process procedure is completed (END).

  In the analysis process process (step S1 to step S4) of the operation plan presentation process procedure, the life consumption cost calculation process (step S1 to step S2), the reserve power price estimation process (step S3), and the reserve capacity use probability estimation process. The processing order of (Step S4) is not limited to the order shown in FIG. 3 as long as it is within the range of the analysis process (Steps S1 to S4).

  For example, the reserve capacity use probability estimation process may be performed in step S1, the reserve price estimation process may be performed in step S2, and the lifetime consumption cost calculation process may be performed in steps S3 and S4. Further, the three process steps of the life consumption cost calculation process, the reserve capacity price estimation process, and the reserve capacity use probability estimation process may be processed at the same timing (multitask process).

  On the other hand, in the operation plan formulation process (step S5), in the power generation revenue calculation process (steps S51 to S56), the plan-based power generation amount Xf−market price Pf characteristic calculation step, the reserve power generation amount Xv−market price Pv characteristic. Regarding the calculation step and the reserve power generation amount Xv−the reserve power use probability Prob (Xv) characteristic calculation step (steps S51 to S53), the power generation amount [Xf + Xv] −the power generation revenue P characteristic calculation step (step S54) and the power generation amount [step S54]. Xf + Xv] −power generation cost C characteristic calculation step (step S55) before execution, the processing order may not be the order shown in FIG.

  For example, the reserve power generation amount Xv−market price Pv characteristic calculation step or the reserve power generation amount Xv−reserve power use probability Prob (Xv) characteristic calculation step may be performed in step S51. The three processing steps of the Pf characteristic calculation step, the reserve power generation amount Xv−the market price Pv characteristic calculation step, and the reserve power generation amount Xv−the reserve power use probability Prob (Xv) characteristic calculation step may be subjected to multitask processing.

  Further, regarding the power generation amount [Xf + Xv] -power generation revenue P characteristic calculation step (step S54) and the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S55) in the power generation revenue calculation process, the plan-based power generation amount Xf-market After completion of the processing steps of the price Pf characteristic calculation step, reserve power generation amount Xv−market price Pv characteristic calculation step, and reserve power generation amount Xv−reserve power use probability Prob (Xv) characteristic calculation step (steps S51 to S53), In addition, the processing order is not limited to the order shown in FIG. 4 as long as it is before the execution of the planned base power generation amount Xf−reserve power generation amount Xv−power generation revenue expected value Prof characteristic calculation step (step S56).

  Further, in the optimum operation condition presentation process (step S58), the operation plan formulation means 16 displays the planned base power generation amount Xf and the reserve power generation amount Xv at which the power generation profit is considered to be optimal on the operator terminal 9 and displays the user (power generation facility operation). However, the plan-based power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic (power generation revenue curve) may be presented together.

  Furthermore, in the optimum operation condition presentation process (step S58), the planned base power generation amount Xf−the reserve power generation amount Xv−the power generation revenue expected value Prof characteristic (power generation revenue curve) may be displayed on the operator terminal 9 as the operation conditions. I do not care. In this case, the optimum operation condition calculation process (step S57) may be omitted.

  According to such an operation management support method (operation plan presentation processing procedure) for the power generation facility 2, it is considered to be optimal for raising profits based on information on the life consumption cost, the reserve price, and the reserve use probability. Since the operating conditions of the power generation facility 2 are presented to the user (power generation facility operator), it is possible to support the user's decision making and realize the operation of the power generation facility 2 in consideration of the lifetime consumption cost that becomes an operation risk.

  In addition, since the reserve power use probability is accurately estimated and taken into consideration, it is possible to prevent the planned base power generation from being restricted more than necessary to secure the reserve power, and the power generation facility 2 is highly efficient close to the rated operation. You can drive in the state.

  According to the power generation facility operation management support system according to the first embodiment of the present invention, the operation management support method (operation condition presentation processing procedure) and the program for causing the computer to execute the operation management support method, in a rated overload state The power generation cost is calculated by taking into account the lifetime consumption cost as the operation risk cost generated by operating in excess of the rating in addition to the efficiency reduction cost as the power generation cost. If the revenue) is high, it is possible to support the operation of the power generation facility 2 that meets market needs such as actively securing reserve capacity assuming overrated operation.

  In addition, when reserve capacity is secured, rated over operation is assumed, so even if reserve power is not actually generated (when the power generation amount is the planned base power generation amount), it is close to the rating. As a result, the power generation facility 2 is efficiently operated. Furthermore, since the plan-based power generation amount and the reserve power generation amount considered to be optimal can be calculated and presented as operating conditions, decision making by the user (power generation facility operator) can be supported.

  Furthermore, even when a plurality of power generation facilities 2 are scattered in remote locations, information is combined using the communication network line 8 to formulate the optimum operation plan (presenting operating conditions) for each power generation facility 2 at one location. Can be done. Therefore, it is possible to provide an O & M service that provides operation management support by providing operating conditions for each of the plurality of power generation facilities 2 to a power generation facility operator of each power generation facility 2.

[Second Embodiment]
FIG. 6 schematically shows an operation management example of the power generation facility 2 including the power generation facility operation management support system 1B which is an example of the operation management support system for the power generation facility according to the second embodiment of the present invention. A schematic diagram is shown.

  According to the application example of the second embodiment of the present invention shown in FIG. 6, the point that the first operation management PG 12 becomes the second operation management PG 42 and the constituent elements of the power generation facility operation management support system 1B are different. However, the other points are not essentially different. Accordingly, portions that are not different from those of the first embodiment are denoted by the same reference numerals and description thereof is omitted.

  According to FIG. 6, the power generation facility operation management support system 1B provides an operator console 10 as a market bidding procedure means, reserve power demand order means, and power generation amount adjustment command input reception means to the power generation facility operation management support system 1A. Furthermore, it has different points. Because of this difference, the functional block diagram of the power generation facility operation management support system 1B is also different from the functional block diagram of the power generation facility operation management support system 1A.

  FIG. 7 is a functional block diagram schematically showing the functional configuration of a power generation facility operation management support system 1B which is an example of the power generation facility operation management support system according to the second embodiment of the present invention.

  The power generation facility operation management support system 1B includes a market bidding procedure means 44 for bidding on the market, a reserve power demand order means 45 for receiving a reserve power demand from the market, and a power generation amount (command value) to be given to the power generation facility 2. The power generation amount adjustment command input receiving unit 46 that recognizes and recognizes the power generation amount, and the power generation amount control that transmits the power generation amount control signal for controlling the power generation amount to the command value recognized by the power generation amount adjustment command input reception unit 46. And a signal transmission means 48.

  The market bidding procedure means 44, reserve power demand receiving means 45, power generation amount adjustment command input receiving means 46 and power generation amount control signal transmitting means 48 added to the power generation facility operation management support system 1A are the operators shown in FIG. The console 10 has assumed that role.

  In the power generation facility operation management support system 1B configured as described above, the power generation amount control signal transmission means 48 can transmit a power generation amount control signal to each power generation facility 2, and can individually control the power generation amount of the power generation facility 2. Therefore, in addition to the operation support of the power generation facility 2 performed by the power generation facility operation management support system 1A, actual operation control can also be performed. Therefore, the power generation facility operation management support system 1B is a power generation facility operation management support system capable of providing an operation support service including the operation control of the power generation facility 2.

  Note that in the power generation facility operation management support system 1B, a plurality of power generation facilities 2 are viewed by the user via the operator console 10 as the power generation amount adjustment command input receiving means by looking at the operating conditions displayed on the operator terminal 9 as the display means. A command value (power generation amount) is given to each of the power generation amount adjustment command input acceptance means for directly accepting the operation condition output from the operation plan formulation means 16 as the command value instead of the user inputting the command value. If so, the user's input operation can be omitted.

  Moreover, since the power generation facility operation management support system 1B is configured to further include an operator console 10 with respect to the power generation facility operation management support system 1A, the functional configuration thereof is in addition to the function configuration of the power generation facility operation management support system 1A. The market bidding procedure means 44, the reserve demand order receiving means 45, the power generation amount adjustment command input receiving means 46, and the power generation amount control signal transmitting means 48 are further provided. The reserve demand order receiving means 45 is not necessarily provided.

  From a functional configuration point of view, if the power generation amount adjustment command input receiving means 46 and the power generation amount control signal transmission means 48 are provided, an operation support service including the actual operation control of the power generation facility 2 is provided. It becomes a power generation facility operation management support system.

  Furthermore, the operator terminal 9 shown in FIG. 6 may be the same as the computer 11 that implements the functional configuration of the power generation facility operation management support system 1B.

  On the other hand, in the power generation facility operation management support system 1B shown in FIG. 7, the computer (computer) 6 shown in FIG. 6 executes the operation management support method (power generation facility operation control processing procedure) according to the second embodiment of the present invention. By reading the second operation management PG 42 to be executed, the computer 11 (hardware) and the second operation management PG 42 (software) cooperate to realize a functional configuration and execute the power generation facility operation control processing procedure. ing.

  Next, a power generation facility operation control processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1B will be described in order.

  FIG. 8 is an explanatory diagram (processing flow diagram) illustrating the power generation facility operation control processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1B in order.

  According to FIG. 8, the power generation facility operation control processing procedure includes an analysis process process (step S1 to step S4) corresponding to an operation plan presentation process procedure in the power generation facility operation management support system 1A and an operation plan formulation process (step S5). And a power generation amount control signal transmission process (step S6) for giving a command value of the power generation amount to each power generation facility 2. Therefore, in the present embodiment, steps S1 to S5 corresponding to the operation plan presentation processing procedure in the power generation facility operation management support system 1A are omitted, and the power generation amount control signal transmission process (step S6) will be described.

  As a premise for performing step S6, the operation condition calculated by the operation plan formulation unit 16 in step S5 is displayed on the operator terminal 9 as a display unit, and the user confirms the displayed operation condition. Then, the user inputs a command value to the operator console 10 as the power generation amount adjustment command input receiving means 46. When the command value of the power generation amount after the control is given to the operator console 10, the process proceeds to step S6, and a power generation amount control signal transmission process is performed in step S6.

  In the power generation amount control signal transmission process (step S6), the operator console 10 recognizes the command value of the power generation amount input from the user, and the power generation amount is set to the command value recognized by the operator console 10 as the power generation amount control signal transmission means 48. A power generation amount control signal for controlling the power is transmitted. When the command value of the power generation amount recognized by the operator console 10 is given to the power generation facility 2 to be controlled, the power generation amount control signal transmission process is completed (END).

  In the power generation facility operation control processing procedure, as a premise that step S6 is performed, the user confirms the operation conditions displayed on the operator terminal 9 and sends a command value to the operator console 10 as a power generation amount adjustment command input receiving means. If the operator console 10 serving as the power generation amount adjustment command input receiving means can acquire the operation conditions from the operation plan formulation means 16, in the explanatory diagram (processing flow diagram) of the power generation facility operation control processing procedure shown in FIG. Between the operation plan formulation process (step S5) and the power generation amount control signal transmission process (step S6), the operation plan formulated by the operator console 10 as the power generation amount adjustment command input receiving means, that is, the calculated operation condition is You may further comprise the formulation operation plan acquisition process acquired from the operation plan formulation means 16. FIG.

  According to the power generation facility operation management support system, the operation management support method (power generation facility operation control processing procedure), and the program for causing the computer to execute the operation management support method according to the second embodiment of the present invention. In addition to the effects obtained by the power generation facility operation management support system according to the first embodiment, the operation control of the power generation facility 2 can also be performed. Can also be provided.

[Third embodiment]
FIG. 9 schematically shows an operation management example of the power generation facility 2 including the power generation facility operation management support system 1C which is an example of the power generation facility operation management support system according to the third embodiment of the present invention. A schematic diagram is shown.

  According to the application example of the third embodiment of the present invention shown in FIG. 9, the power generation facility operation management support system 1A is different from the application example of the first embodiment shown in FIG. And the point that the first operation management PG 12 becomes the third operation management PG 50, but the other points are not essentially different. Accordingly, portions that are not different from those of the first embodiment are denoted by the same reference numerals and description thereof is omitted.

  In addition, the power generation facility operation management support system 1C allows the power generation facility operator who manages the operation of the power generation facility 2 to ensure the reserve capacity in addition to the lifetime consumption cost as the operation risk cost when performing the operation management of the power generation facility 2. Operational cost is the cost (hereinafter referred to as unplanned equipment outage risk cost) that occurs when power generation cannot be continued due to failure of the power generation facility 2, operation due to emergency shutdown, or other troubles. As a consideration.

  In the power generation facility operation management support system 1C, insurance is used as a risk hedging means in view of the fact that it is impossible to predict or control the occurrence of unplanned facility stoppage risk costs. That is, the unplanned facility stoppage risk cost is an insurance fee paid to the insurance service provider 52 of the power generation facility 2.

  On the other hand, in the power generation facility operation management support system 1C, a third operation in which a so-called computer (computer) 6 executes the operation management support method (second operation plan presentation processing procedure) according to the third embodiment of the present invention. By reading the management PG 50, the electronic computer 11 (hardware) and the third operation management PG 50 (software) cooperate to implement a functional configuration and execute the second operation plan presentation processing procedure.

  FIG. 10 is a functional block diagram schematically showing a functional configuration of a power generation facility operation management support system 1C which is an example of the power generation facility operation management support system according to the third embodiment of the present invention.

  According to FIG. 10, the power generation facility operation management support system 1 </ b> C is compared to the power generation facility operation management support system 1 </ b> A with an analysis processing unit 15 </ b> A instead of the analysis processing unit 15 and an operation plan formulation unit 16 </ b> A instead of the operation plan formulation unit 16. Is different. That is, it comprises data recording means 14, analysis processing means 15A, and operation plan formulation means 16A.

  Since the analysis processing means 15A calculates the power generation cost C in consideration of the unplanned equipment stoppage risk cost in addition to the lifetime consumption cost as the operation risk cost, the unplanned equipment stoppage risk cost as the unplanned equipment stoppage risk cost receiving means The acquisition unit 54 is provided, and the unplanned facility stoppage risk cost acquisition unit 54 stores information on the insurance fee paid to the insurance service provider 52 as the unplanned facility stoppage risk cost from the insurance fee DB 56 stored in the data recording means 14. get.

  In addition, the operation plan formulation unit 16A includes a power generation revenue calculation unit 29A that calculates power generation revenue, an optimum operation condition calculation unit 30, and an optimum operation condition output unit 31. More specifically, the power generation revenue calculation unit 29A gives the power generation revenue calculation unit 29 a power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38A instead of the power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38. However, the other points are essentially the same.

  That is, the difference between the operation plan formulation unit 16A and the operation plan formulation unit 16 is that an unplanned facility stoppage risk cost acquisition unit 54 is provided, and the power generation amount [Xf + Xv] −power generation cost C characteristic calculation function 38 instead of the power generation amount. [Xf + Xv] −Power generation cost C characteristic calculation function 38A is provided, and due to this difference, the power generation cost C is calculated by taking the unplanned facility outage risk cost as the operation risk cost, and the power generation amount [Xf + Xv ]-The power generation cost C characteristic can be calculated.

The power generation cost C used when the power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38A calculates includes an unplanned facility stoppage risk cost as an operation risk cost. That is, the power generation cost C in the present embodiment is a portion corresponding to the D line shown in FIG. 5, and quoting equation (7) used in the description of the first embodiment,
[Equation 13]
Power generation cost C = Power generation operation cost +
Lifetime consumption cost + Unplanned equipment outage risk cost ...... (13)
It becomes.

Here, because insurance is used as a risk hedging instrument, the unplanned equipment outage risk cost is an insurance fee that is incurred when using insurance.
[Equation 14]
Insurance fee = MFCost (Xf + Xv) (14)
Then, the power generation cost C in this embodiment is
[Equation 15]
Power generation cost C = OpCost (Xf + ∫Xv × Prob (Xv) dXv) +
LifeCost (Xf + ∫Xv × Prob (Xv) dXv) +
MFCost (Xf + Xv) (15)
Can be obtained.

  According to the power generation facility operation management support system 1C configured as described above, when insurance is used as a risk hedging unit, the operation plan formulation unit 16A takes into account the unplanned facility outage risk cost (insurance fee) as the operation risk cost. Since the power generation cost C can be calculated in this way, it is possible to provide support for operating the power generation facility 2 in a state that is more economically or socially optimal than the power generation facility operation management support system 1A.

  The unplanned equipment outage risk cost acquisition unit 54 obtains information on the insurance fee paid to the insurance service provider 52 as the unplanned equipment outage risk cost from the insurance fee DB 56 stored in the data recording unit 14. The configuration may be such that the insurance fee directly input by the user is acquired as the unplanned facility stoppage risk cost. In this case, the insurance fee DB 56 is unnecessary.

  Next, the second operation plan presentation processing procedure as the power generation facility operation management support method performed in the power generation facility operation management support system 1C will be described in order.

  The second operation plan presentation process procedure is different from the operation plan presentation process procedure performed in the power generation facility operation management support system 1A except that one process step of the operation plan formulation process (step S5) is different. This is not essentially different from the operation plan presentation processing procedure performed in the management support system 1A.

  Therefore, in the second operation plan presentation process procedure, the operation plan of the operation plan presentation process procedure in the operation plan formulation process in the second operation plan presentation process procedure (hereinafter referred to as the second operation plan formulation process). Process steps that are not essentially different from the formulation process (step S5) will be given the same process step numbers and will not be described, and different process steps will be described.

  FIG. 11 is an explanatory diagram (process flow diagram) illustrating the second operation plan presentation processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1C in order.

  According to FIG. 11, the second operation plan formulation process (step S7) is the power generation amount [Xf + Xv] −power generation cost with respect to the power generation revenue calculation process (steps S51 to S56) of the operation plan formulation process (step S5). Instead of the C characteristic calculation step (step S55), the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step Although different in that S71) is provided, the other processing steps are not essentially different.

  Therefore, the description of the processing steps is omitted for steps S51 to S54 and step S56, and the power generation amount [Xf + Xv] -power generation cost C is calculated for the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S71). This will be described with the difference from the characteristic calculation step (step S55) in mind.

  In the second operation plan presentation process procedure, after the analysis process (step S1 to step S4) for calculating the operation plan formulation basic information from the acquired information is performed in the same manner as the operation plan presentation process procedure, the second operation plan presentation process is performed. The operation plan formulation process (step S7) is performed.

  In the second operation plan formulation process (step S7), first, the planned base power generation amount Xf-market price Pf characteristic calculation step of step S51 is performed, and after step S52, step S53, and step S54 are sequentially performed, then. Then, a power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S71) is performed.

  In the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S71), the power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38A in the power generation revenue calculation unit 29A of the operation plan formulation unit 16A performs the plan-based power generation amount Xf. -Market price Pf characteristic calculation step, reserve power generation amount Xv-Market price Pv characteristic calculation step and reserve power generation amount Xv-Reserve power use probability Prob (Xv) characteristic calculation step [Xf + Xv] −Power generation cost C characteristic is calculated.

  The power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38A performs the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S71) in addition to the lifetime consumption cost as an operation risk cost when calculating the power generation cost C. Therefore, it is different from the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S55) in the operation plan formulation process (step S5) in that the unplanned facility stoppage risk cost is further added.

  The power generation amount [Xf + Xv] -power generation cost C characteristic calculation function 38A uses the power generation cost C in consideration of the unplanned facility stoppage risk cost in addition to the lifetime consumption cost as the operation risk cost, and the power generation amount [Xf + Xv] -power generation cost When the C characteristic is calculated, the power generation amount [Xf + Xv] -power generation cost C characteristic calculation step (step S71) is completed, and then the process proceeds to step S56. When the planned base power generation amount Xf−reserve power generation amount Xv−power generation revenue expected value Prof characteristic calculation step is performed in step S56, the power generation revenue calculation step in the second operation plan formulation step is completed.

  After the power generation revenue calculation process is completed, an optimal operation condition calculation process (step S57) for calculating a plan-based power generation amount and a reserve power generation amount at which the power generation profit calculated in the power generation revenue calculation process is optimal, and an optimal operation The second operation plan formulation process (step S7) is completed through the optimum operation condition presentation process (step S58) for presenting the operation conditions calculated in the condition calculation process. Then, upon completion of the second operation plan formulation process, the second operation plan presentation processing procedure is completed (END).

  According to such an operation management support method (second operation plan formulation processing procedure) of the power generation facility 2, it is based on the information on the life consumption cost, the reserve market price, the reserve use probability, and the unplanned facility stoppage risk cost. Because the operating conditions of the power generation facility 2 that is considered to be optimal for generating profits are presented to the user (power generation facility operator), the user's decision making is supported, and the lifetime consumption costs and unplanned facility outage risks that become operational risks Operation of the power generation facility 2 in consideration of costs can be realized.

  According to the power generation facility operation management support system, the operation management support method (second operation plan formulation processing procedure) and the program for causing the computer to execute the operation management support method according to the third embodiment of the present invention, the operation risk Since the power generation cost C can be calculated by taking into account the unplanned equipment outage risk cost (insurance fee) as the cost, it is more economically or socially more optimal than the power generation equipment operation management support system 1A. The power generation facility 2 can be operated.

[Fourth Embodiment]
FIG. 12 schematically shows an operation management example of the power generation facility 2 including the power generation facility operation management support system 1D which is an example of the power generation facility operation management support system according to the fourth embodiment of the present invention. A schematic diagram is shown.

  According to the application example of the fourth embodiment of the present invention shown in FIG. 12, the insurance service is provided as a means for risk hedging the unplanned facility stoppage risk of the power generation facility 2 with respect to the application example of the third embodiment. This is different in that it further includes an insurance service provision PG 60 that causes the electronic computer 11 to execute a process to be performed (hereinafter referred to as an insurance service provision process), but the other points are essentially not different. Accordingly, portions that are not different from those of the third embodiment are denoted by the same reference numerals and description thereof is omitted.

  Further, the power generation facility operation management support system 1D shown in FIG. 12 is a program that causes the computer (computer) 6 to execute the operation management support method (total operation management support processing procedure) according to the fourth embodiment of the present invention, that is, By reading the third operation management PG 50 and the insurance service provision PG 60, the electronic computer 11 (hardware), the third operation management PG 50 and the insurance service provision PG 60 (software) cooperate, and the functional configuration is realized. Execute the general operation management support processing procedure.

  FIG. 13 is a functional block diagram schematically showing a functional configuration of a power generation facility operation management support system 1D which is an example of the power generation facility operation management support system according to the fourth embodiment of the present invention.

  The functional configuration of the power generation facility operation management support system 1D is broadly divided into functional configuration means corresponding to the power generation facility operation management support system 1C that is not essentially different from the third embodiment (detailed configuration is omitted in FIG. 13). Power generation facility operation management support system 1C) and functional component means (hereinafter referred to as insurance service provision means) 60 for providing insurance services as means for risk hedging unplanned facility stoppage risks of power generation facilities 2 doing. Here, an insurance service providing unit 65 different from the third embodiment will be described.

  The insurance service providing unit 65 provides an insurance service corresponding to the insurance service provider 52 described in the third embodiment. In the power generation facility operation management support system 1D, the insurance service providing means 65 provides an insurance service that more appropriately supports the power generation facility operator who actively performs the rated over operation in order to ensure reserve capacity.

  More specifically, instead of the conventional method of making a payment only at the time of application, the initial payment is made at the time of application, and at least once payment (hereinafter referred to as post-settlement) at a certain time after application is made. Adopt the method to do. This is due to the nature of the market product, reserve capacity that cannot be determined until it is time to actually generate electricity, and reserve capacity at the time of application (at the time of initial settlement) and reserve capacity at the time of actual settlement (at the time of subsequent settlement). This is because the amount of generated power often deviates from the amount of power generation, and the magnitude of the risk given to the power generation facility 2 varies greatly depending on whether or not there is actual power generation or the amount of power generation.

  According to FIG. 13, the insurance service providing means 65 includes an insurance application accepting unit 68 that accepts an estimate or application for insurance, an unplanned facility outage risk evaluation unit 69 that assesses and evaluates an unplanned facility outage risk, and an unplanned facility. Occurs when the insurance fee calculation unit 70 calculates the insurance fee as the unplanned facility shutdown risk cost from the unplanned facility shutdown risk assessed and evaluated by the shutdown risk evaluation unit 69, and when the insurance fee is recalculated afterwards. A difference calculation unit 71 that calculates and outputs the difference, and an insurance settlement execution unit 72 that executes insurance settlement.

  The insurance application accepting unit 68 accepts an estimate request for an insurance fee or an application for an insurance contract from a user (power generation facility operator) via the communication network line 8 when making an insurance contract.

  The unplanned equipment outage risk evaluation unit 69 can continue power generation such as trouble, failure, emergency shut-off of the power generation equipment 2 itself by performing over-rated operation to ensure reserve capacity in addition to the lifetime consumption cost of the power generation equipment 2 Loss of market opportunity loss due to loss, cost of penalty for operating contract, cost required for recovery from abnormal condition, cost of repairing equipment, maintenance cost, etc. Using the probability of occurrence of unplanned equipment outage of facility 2, the expected loss cost (hereinafter referred to as loss cost expected value) at the time of unplanned equipment outage of power generation facility 2 is obtained, Evaluate the risk of unplanned equipment outages at large and small.

The expected loss cost when the unplanned equipment outage of the power generation equipment 2 calculated by the unplanned equipment outage risk evaluation unit 69 is
[Equation 16]
Expected loss cost = Unplanned equipment outage probability x Unplanned equipment outage loss cost (16)
The non-planned facility outage risk evaluation unit 69 obtains the operation history information from the operation history DB 18 for the loss cost at the time of unplanned facility outage of the power generation facility 2 and the probability of occurrence of the unplanned facility outage of the power generation facility 2. And obtained from the acquired driving history information.

  In addition, the unplanned equipment outage risk evaluation unit 69 obtains an expected loss cost value based on the acquired operation history information, so that not only before the user (power generation equipment operator) makes an insurance contract (for initial settlement amount calculation). Even after insurance contracts (for post-settlement calculation), it is possible to evaluate unplanned facility outage risk.

The unplanned equipment outage risk evaluation unit 69 calculates a loss cost expectation value (hereinafter referred to as a prior loss cost expectation value) RC1 as an unplanned equipment outage risk for an insurance contract. The prior loss cost expectation value RC1 is obtained by obtaining the driving history information before the insurance contract from the driving history DB 18. Here, in the power generation amount (= plan base power generation amount Xf + reserve power generation amount Xv) Xf + Xv, the unplanned facility stoppage probability is
[Equation 17]
Unplanned equipment outage probability (Xf + Xv) (17)
Loss costs for unplanned equipment outages
[Equation 18]
Unplanned facility loss cost (Xf + Xv) (18)
Then, using the above-described equation (16), equation (17), and equation (18),
[Equation 19]
Expected prior loss cost RC1 = Unplanned equipment outage probability (Xf + Xv) x
Unplanned equipment loss cost (Xf + Xv) ...... (19)
It becomes.

On the other hand, the unplanned facility stoppage risk evaluation unit 69 evaluates again the unplanned facility stoppage risk given to the power generation facility 2 according to the actual amount of reserve power generation after operating the power generation facility 2. The expected loss cost value calculated at the time of re-evaluation (hereinafter referred to as the a posteriori loss cost expectation value) RC2 is the power generation amount (= plan-based power generation amount Xf + reserve power generation amount Xvo) Xf + Xvo.
Unplanned equipment outage probability
[Equation 20]
Unplanned equipment outage probability (Xf + Xvo) (20)
Loss costs for unplanned equipment outages
[Equation 21]
Unplanned equipment loss loss (Xf + Xvo) (21)
Then, using the above-described equation (16), equation (20), and equation (21),
[Equation 22]
Expected loss cost RC2 = Unplanned equipment outage probability (Xf + Xvo) x
Unplanned equipment outage loss cost (Xf + Xvo) (22)
It becomes. Here, Xvo is a power generation amount actually generated out of the power generation amount secured as the reserve power, and is a variable satisfying 0 ≦ Xvo ≦ Xv.

  The insurance fee calculation unit 70 calculates the insurance fee using the unplanned facility shutdown risk (for example, the prior loss cost expectation value RC1) evaluated by the unplanned facility shutdown risk evaluation unit 69. The insurance fee calculation unit 70 refers to the insurance fee table 73 in which the unplanned facility stoppage risk and the amount of the insurance fee correspond to each other.

When the insurance fee calculation unit 70 calculates the insurance fee, the calculated insurance fee is output to the operator terminal 9 as display means and presented to the user. The insurance fee calculated using the expected loss cost RC1 (hereinafter referred to as “pre-insurance fee”) and the insurance fee revised using the expected loss cost RC2 obtained by re-evaluation (hereinafter referred to as the subsequent Insurance fee)
[Equation 23]
Advance insurance fee = BMFCost (Xf + Xv)
[Equation 24]
Subsequent insurance fee = AMFCost (Xf + Xvo)
And

  Further, when calculating the insurance fee, the insurance fee calculating unit 70 records the calculated result in the insurance contract fee DB 74. The insurance contract fee DB 74 is stored in the data recording means such as the data recording means 14 and is in a state in which the insurance fee calculation unit 70 is writable, and the insurance fee calculated by the insurance fee calculation unit 70 is generated. The facility 2, the calculated date and time, and the insurance amount are recorded in association with each other.

  The difference calculation unit 71 calculates the difference between the post-insurance premium and the pre-insurance premium obtained by re-evaluation when the difference is evaluated again. When a difference is generated, the insurance settlement execution unit 72 receives the amount and performs subsequent settlement. The pre-insurance fee and the post-insurance fee required for calculating the difference are acquired by the difference calculation unit 71 by reading the insurance contract fee DB 74. The difference calculation unit 71 calculates the difference, and when the difference is generated, the difference is output to the operator terminal 9 as a display unit to be presented to the user and the difference information is passed to the insurance settlement execution unit 72.

  The insurance settlement execution unit 72 executes settlement. In the initial settlement performed at the time of insurance contract, when an application for the contract is made, the settlement is made with the amount of insurance presented to the user, that is, the amount of the pre-insurance fee. In addition, after the contract, the unplanned facility outage risk (ex-post loss cost expected value RC2) is re-evaluated and calculated based on the pre-insurance fee calculated based on the pre-loss cost expected value RC1 and the post-loss cost expected value RC2. If there is a difference between the calculated post-mortem insurance fee, the difference calculated by the difference calculating unit 71 is received and post-settlement is performed. At the time of subsequent settlement, the difference calculated by the difference calculation unit 71 is cashed back to the user (insurance subscriber) at the time of subsequent settlement.

  According to the insurance service providing means 65 configured as described above, after the user (power generation facility operator) applies for insurance and pays the pre-insurance fee as the initial settlement, it responds to the actual amount of reserve power generation actually generated. Then, the unplanned equipment outage risk evaluation unit 69 re-evaluates the unplanned equipment outage risk given to the power generation facility 2 (the posterior loss cost expected value RC2), and the insurance fee calculation unit 70 calculates the posterior insurance fee based on the result of the reevaluation. After the recalculation, the difference calculation unit 71 calculates the difference between the pre-insurance premium and the post-insurance premium, so that the post-settlement can be performed when the difference occurs.

  By making subsequent payments, the risk that the power generation facility 2 etc. actually bears and the insurance fee to be borne are adjusted to an appropriate balance, and the user generates power as in the insurance service provision method in which payment is made only once in the conventional application. An unreasonably high insurance premium cost is not borne for the unplanned equipment outage risk given to the equipment 2.

  In particular, when there is a large difference between the initial loss cost RC1 at the initial application and the expected loss cost RC2 evaluated from the actual reserve power generation performance at the post-evaluation stage, the effect is significant. Because the user's insurance fee burden is adjusted to a reasonable balance with the risk that the user actually bears, the insurance service can be provided as a risk hedging method that is very effective for the business. .

  According to the power generation facility operation management support system 1D provided with such an insurance service providing means 65, the power generation cost C can be calculated by adding the unplanned facility stoppage risk cost (insurance fee) as the operation risk cost. Compared with the power generation facility operation management support system 1A, the power generation facility 2 can be operated in an economically or socially more optimal state.

  In addition, insurance fees as unplanned equipment outage risk costs are reviewed based on whether reserves are actually generated, and post-payment settlement reflecting the results of the review, taking into account the reduction in unplanned equipment outage risks. Therefore, the risk actually incurred by the user and the insurance fee to be borne can be adjusted with a reasonable balance.

  Therefore, unlike the insurance service provision method in which payment is made only once at the time of the conventional application, there is no need to bear an unreasonably high insurance fee cost for the unplanned equipment outage risk given to the power generation equipment 2. A power generation facility 2 that can provide a business-effective insurance service as a risk hedging means when securing power, and that reserve power cannot be determined unless it is the time to actually generate power Can be supported.

  In this embodiment, the PG that is read and executed by the computer 11 is the third operation management PG 50 and the insurance service provision PG 60, but the third operation management PG 50 and the insurance service provision PG 60 are one PG. It can be configured.

  In addition, the insurance settlement execution unit 72 performs post-settlement when the unplanned facility outage risk evaluation unit 69 re-evaluates the unplanned facility outage risk and the difference calculation unit 71 calculates the difference. It is not necessary to make a subsequent settlement each time 71 calculates the difference. Eventually, it is only necessary that the insurance settlement execution unit 72 settles the total difference generated during the contract period, so, for example, a total of 12 re-evaluations performed once a month with insurance for a one-year contract While being implemented, the post-settlement may be settled once by summing up the total difference generated at the time of re-evaluation on the expiration date of the insurance contract.

  Therefore, the number of times that the unplanned equipment outage risk evaluation unit 69 reevaluates the unplanned equipment outage risk (= the number of times the difference calculation unit 71 calculates the difference) and the number of times that the insurance settlement execution unit 72 executes settlement are not necessarily the same. It does not need to match or does not need to match.

  Furthermore, the power generation facility operation management support system 1D includes a functional configuration unit corresponding to the power generation facility operation management support system 1C and an insurance service providing unit 65. The power generation facility operation management support system 1D includes the insurance service provision unit 65. It is good also as a form which comprises only. In this case, the power generation facility operation management support system that supports the operation management of the power generation facility 2 by providing an insurance service as a business-effective risk hedging means for securing reserve capacity.

  Next, a comprehensive operation management support processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1D will be described.

  FIG. 14 is an explanatory diagram (processing flow diagram) for explaining the overall operation management support processing procedure as a power generation facility operation management support method performed in the power generation facility operation management support system 1D in order.

  According to FIG. 14, the comprehensive operation management support processing procedure includes an insurance service provision process (step S8) in addition to the second operating condition presentation processing procedure described in the third embodiment. Therefore, in the present embodiment, the description of the second operating condition presentation processing procedure that has already been described is omitted.

  According to FIG. 14, the insurance service provision process (step S8) includes an insurance reception processing step (step S81) for receiving an insurance quote request, and a power generation facility 2 that is the target of insurance provided upon receiving the insurance quote request. An unplanned equipment outage risk evaluation step (step S82) for assessing and evaluating unplanned equipment outage risk from past operation history information, and an insurance fee from the unplanned equipment outage risk evaluation step An insurance fee estimate result output step (step S83) for outputting an estimated estimate result, an insurance application acceptance step (step S84) for accepting an insurance application at the estimated insurance fee (pre-insurance fee), and an insurance application Thereafter, an insurance fee initial settlement processing step (step S85) for performing initial settlement of the insurance fee is provided.

  In the insurance service provision process (step S8), after the initial settlement, the operation history information after the insurance contract is acquired for the power generation equipment 2 to be insured, and the risk of unplanned equipment stoppage is assessed again and evaluated. An unplanned equipment outage risk reassessment step (step S86), an insurance fee recalculation step (step S87) for recalculating the insurance fee from the unplanned equipment outage risk reassessment step, and an insurance The method further includes a post-settlement processing step (step S88) in which the difference between the insurance premium (post-mortem insurance fee) recalculated in the fee re-calculation step and the pre-insurance premium is calculated and post-settlement is performed.

  The comprehensive operation management support processing procedure including the insurance service provision process (step S8) and the second operation condition presentation processing procedure is suitable for presenting the operation conditions and ensuring active reserve for the power generation facility 2. It is possible to comprehensively support the operation management of the power generation facility 2 through provision of insurance services as risk hedging means.

  When the processing order in the comprehensive operation management support processing procedure is outlined, first, steps S81 to S83 are performed in the insurance service provision process (step S8), and an insurance fee for applying for insurance is calculated. Next, the second operating condition presentation processing procedure is performed, and the operating conditions for operating the power generation facility 2 in a more nearly optimal state taking into account the insurance fee as an unplanned facility stoppage risk cost are presented to the operator terminal 9. The

  Next, steps S84 to S85 are performed, and the initial settlement is completed. Thereafter, Steps S86 to S88 are performed, and the insurance fee is recalculated afterwards at the timing of the expiration of the insurance contract, and the subsequent settlement is completed according to the recalculated amount.

  In the comprehensive operation management support processing procedure, first, the insurance application receiving unit 68 receives an insurance estimate from the user in the insurance estimate receiving step (step S81). When the insurance estimate is accepted, the unplanned equipment stoppage risk evaluation unit 69 subsequently assesses and evaluates the unplanned equipment stoppage risk RC1 from the provided operation history information (step S82). The provided operation history information is stored as the operation history DB 18 in the data recording unit 14, and the unplanned equipment stoppage risk evaluation unit 69 reads the stored operation history DB 18 to obtain necessary operation history information.

  If the unplanned equipment outage risk evaluation unit 69 assesses and evaluates the unplanned equipment outage risk RC1 from the provided operation history information, then the insurance fee calculation unit 70 calculates the insurance fee from the unplanned equipment outage risk RC1. Estimate and output the estimated pre-insurance fee to the operator terminal 9 (step S83). At this time, data is recorded in the insurance contract fee DB 74 at the same time.

  The user next causes the power generation facility operation management support system 1D to execute the second operating condition presentation processing procedure after seeing the estimated amount of the insurance fee displayed on the operator terminal 9. When the second operating condition presentation processing procedure is completed, operating conditions for operating and managing the power generation facility 2 in a more optimal state are displayed on the operator terminal 9. At this time, the user confirms the displayed operating conditions, that is, the power generation amount (= plan-based power generation amount Xf + reserve power generation amount Xv), and then applies for insurance corresponding to the confirmed operation conditions via the operator terminal 9. I do.

  The application operation performed at the operator terminal 9 is received by the power generation facility operation management support system 1D via the communication network line 8, and the insurance application reception unit 68 receives an application for insurance at a pre-insurance fee (in the case of YES in step S84) ). Then, the insurance settlement execution unit 72 settles a pre-insurance fee as an initial settlement (step S85).

  After the insurance settlement execution unit 72 makes the initial settlement, the unplanned facility stoppage risk evaluation unit 69 acquires the operation history information after the insurance contract for the power generation facility 2 to be insured, and again unplanned facility stoppage risk. RC2 is assessed and evaluated (step S86). The timing for evaluating and evaluating the unplanned equipment outage risk RC2 is arbitrary, but here, as an example, it is assumed that it is performed once with the expiration date of the insurance contract period.

  When the unplanned equipment outage risk RC2 is re-evaluated, the insurance fee calculation unit 70 recalculates the insurance fee based on the re-evaluated unplanned equipment outage risk RC2 (step S87). When the insurance fee (post-insurance fee) is recalculated, the difference calculation unit 71 then obtains how much the post-insurance fee and the pre-insurance fee are from the insurance contract fee DB 74 and calculates the difference between the two. . The difference information calculated by the difference calculation unit 71 is received by the insurance settlement execution unit 72, and a subsequent settlement is performed by cashing back to the user (insurance subscriber) (step S88). When the subsequent settlement is made, the comprehensive operation management support processing procedure is completed (END).

  In the case where the user confirms the displayed operating condition (= planned base power generation amount Xf + standby power generation amount Xv) and does not apply for insurance corresponding to the confirmed operating condition via the operator terminal 9 ( In the case of NO in step S84), since it is basically assumed that there is an application, there is no specific processing rule, but for example, the user's insurance contract fee data created after a certain period of time is deleted ( Processing such as step S89) is executed.

  According to such operation management support method (general operation management support processing procedure) of the power generation facility 2, the user (power generation facility operator) applies for insurance, and in the insurance fee initial settlement processing step (step S85), as the initial settlement Even after the pre-insurance fee has been settled, the unplanned equipment outage risk evaluation unit 69 changes the unplanned power generation equipment 2 in the equipment outage risk re-evaluation step (step S86) according to the actual amount of reserve power generation generated. The unplanned facility outage risk (expected loss cost expected value) RC2 to be given is re-evaluated, and the insurance fee calculation unit 70 recalculates the subsequent insurance fee in the insurance fee recalculation step (step S87), and the subsequent settlement processing step (step S88). ), The difference calculation unit 71 calculates the difference between the pre-insurance premium and the post-insurance premium. If there is a difference, the insurance settlement execution unit 72 The difference can be post-settlement.

  The ability to make subsequent settlements adjusts the appropriate balance between the risks actually incurred by the power generation facilities 2 and the insurance premiums, and the power generation facilities No unreasonably high insurance premium costs will be incurred against the risk of unplanned equipment outages. Therefore, it is possible to provide a user with an insurance service as a risk hedging means that is effective in business, and the power generation facility 2 is based on the premise of securing reserve power that cannot be determined unless the time is actually generated. Can be supported.

  In addition, since the power generation cost C can be calculated taking into account the unplanned equipment outage risk cost (insurance fee) as the operation risk cost, it is more economically or socially optimal than the power generation equipment operation management support system 1A. The power generation facility 2 can be operated in a state close to.

  In the unplanned equipment outage risk reevaluation step (step S86), the timing for assessing and evaluating the unplanned equipment outage risk RC2 is, for example, once at the expiration date of the insurance contract period, but this timing is optional. good. Further, the post settlement processing step (step S88) is performed at least once, and the total difference between the pre-insurance premium and the post-insurance premium generated during the insurance contract period may be settled properly.

  According to the power generation facility operation management support system, the operation management support method (total operation management support processing procedure), and the program for executing the operation management support method according to the fourth embodiment of the present invention, the unplanned facility is set as the operation risk cost. Since the power generation cost C can be calculated taking into account the outage risk cost (insurance fee), the power generation facility 2 is operated in an economically or socially near optimal state compared to the power generation facility operation management support system 1A. can do.

  In addition, insurance fees as unplanned equipment outage risk costs are reviewed based on whether reserves are actually generated, and post-payment settlement reflecting the results of the review, taking into account the reduction in unplanned equipment outage risks. Therefore, the risk actually incurred by the user and the insurance fee to be borne can be adjusted with a reasonable balance.

  Therefore, unlike the insurance service provision method in which payment is made only once at the time of the conventional application, there is no need to bear an unreasonably high insurance fee cost for the unplanned equipment outage risk given to the power generation equipment 2. A power generation facility 2 that can provide a business-effective insurance service as a risk hedging means when securing power, and that reserve power cannot be determined unless it is the time to actually generate power Can be comprehensively supported from both aspects of operation planning and provision of business-effective risk hedging means (insurance services).

  As described above, according to the power generation facility operation management support system, the operation management support method, and the program for causing the computer to execute the operation management support method according to the present invention, in addition to the efficiency reduction cost as the power generation cost in the rated overload state, the rating is The power generation cost is calculated by taking into consideration the lifetime consumption cost as the operational risk cost caused by over-operation, and if the reserve market value (power generation revenue) is higher than the calculated power generation cost, the rating is positively exceeded It becomes possible to support the operation of the power generation equipment 2 that meets the market needs such as securing reserve capacity assuming operation.

  In addition, when reserve capacity is secured, rated over operation is assumed, so even if reserve power is not actually generated (when the power generation amount is the planned base power generation amount), it is close to the rating. As a result, the power generation facility 2 is efficiently operated. Furthermore, since the plan-based power generation amount and the reserve power generation amount considered to be optimal can be calculated and presented as operating conditions, decision making by the user (power generation facility operator) can be supported.

  Furthermore, even when a plurality of power generation facilities 2 are scattered in remote locations, information is combined using the communication network line 8 to formulate the optimum operation plan (presenting operating conditions) for each power generation facility 2 at one location. Can be done. Therefore, it is possible to provide an O & M service that provides operation management support by providing operating conditions for each of the plurality of power generation facilities 2 to a power generation facility operator of each power generation facility 2.

  On the other hand, since the power generation cost C can be calculated taking into account the unplanned equipment outage risk cost (insurance fee) as the operation risk cost, even if insurance is used as a risk hedging means, it is economical or social Thus, it is possible to provide support for operating the power generation facility 2 in a state close to optimal.

  In addition, insurance fees as unplanned equipment outage risk costs are reviewed based on whether reserves are actually generated, and post-payment settlement reflecting the results of the review, taking into account the reduction in unplanned equipment outage risks. Therefore, the risk actually incurred by the user and the insurance fee to be borne can be adjusted with a reasonable balance. Therefore, the operation of the power generation equipment 2 on the premise of securing reserve capacity that cannot be determined unless the actual power generation time comes at that time is comprehensive in terms of both the operation plan and the provision of business-effective risk hedging means. Can help.

  The power generation facility operation management support system, the operation management support method thereof, and the program for causing a computer to execute the operation management support method according to the present invention include a power generation facility configured to include the embodiment of the present invention in a composite manner. An operation management support system, an operation management support method thereof, and a program for causing a computer to execute the operation management support method are also included.

  Further, in the power generation facility operation management support systems 1A, 1B, 1C, and 1D according to the present invention, the power generation facility 2, the operator terminal 9, and the operator that are the operation management targets illustrated in FIG. 1, FIG. 6, FIG. The numbers of the console 10 and the electronic computer 11 are not limited to the illustrated numbers. For example, in FIG. 1, only one power generation facility is illustrated as the power generation facility 2 to be operated and managed, but there may be a plurality of power generation facilities 2.

  Furthermore, the power generation facility operation management support systems 1A, 1B, 1C, and 1D output the operating conditions calculated by the power generation facility operation management support systems 1A, 1B, 1C, and 1D to the operator terminal 9 as display means. Other means may be used as long as they can present operating conditions to the user. For example, printing means such as a printer may be used instead of the operator terminal 9 (display means).

  Furthermore, the electronic data such as the first operation management PG 12, the operation history DB 18, the plant model DB 19, and the power market DB 20 are stored in the data recording means 14 held by the electronic computer 11. Is not necessarily the data recording means 14 possessed by the electronic computer 11. For example, data recording means such as a data storage server (not shown) may be used.

  In short, the electronic data read by the electronic computer 11 only needs to be stored in the readable data recording means, and the DB that needs to be written is stored in the data recording means writable by the electronic computer 11. Good anywhere.

1 is a schematic configuration diagram schematically showing an operation management example of a power generation facility including a power generation facility operation management support system according to a first embodiment of the present invention. The functional block diagram which showed roughly about the function structure of the power generation facility operation management support system which concerns on the 1st Embodiment of this invention. Explanatory drawing (processing flow figure) explaining the power generation equipment operation management support method (operation plan presentation process procedure) made in the power generation equipment operation management support system which concerns on the 1st Embodiment of this invention. Explanatory drawing (processing flow figure) explaining a more detailed process step about an operation plan formulation process among the operation plan presentation process procedures performed in the power generation facility operation management support system which concerns on the 1st Embodiment of this invention. Explanatory drawing explaining the relationship between a power generation cost and a power generation output (power generation output-power generation cost characteristic). The structure schematic which showed roughly the example of operation management of the power generation equipment including the power generation equipment operation management support system which concerns on the 2nd Embodiment of this invention. The functional block diagram which showed roughly about the function structure of the power generation facility operation management support system which concerns on the 2nd Embodiment of this invention. Explanatory drawing (process flowchart) explaining the power generation equipment operation control processing procedure performed in the power generation equipment operation management support system which concerns on the 2nd Embodiment of this invention. The structure schematic which showed roughly the example of operation management of the power generation equipment including the power generation equipment operation management support system which concerns on the 3rd Embodiment of this invention. The functional block diagram which showed roughly about the function structure of the power generation facility operation management support system which concerns on the 3rd Embodiment of this invention. Explanatory drawing (processing flow figure) explaining the 2nd operation plan presentation process procedure made in the power generation facility operation management support system which concerns on the 3rd Embodiment of this invention. The structure schematic which showed roughly the example of operation management of the power generation equipment including the power generation equipment operation management support system which concerns on the 4th Embodiment of this invention. The functional block diagram which showed roughly about the function structure of the power generation facility operation management support system which concerns on the 4th Embodiment of this invention. Explanatory drawing (process flowchart) explaining the comprehensive operation management assistance processing procedure performed in the power generation facility operation management assistance system which concerns on the 4th Embodiment of this invention.

Explanation of symbols

  1A, 1B, 1C, 1D ... Power generation facility operation management support system, 2 ... Power generation facility, 3 ... Controller, 4 ... Power generation facility body (control target), 5 ... Sensor, 6 ... Data logger, 8 ... Communication network line, 9 ... operator terminal, 10 ... operator console, 11 ... electronic computer (computer), 12 ... first operation management PG, 14 ... data recording means, 15 ... analysis processing means, 16, 16A ... operation planning means, 18 ... operation History DB, 19 ... Plant Model DB, 20 ... Electric Power Market DB, 22 ... Life Consumption Cost Calculation Unit, 23 ... Reserve Power Price Estimator, 24 ... Reserve Power Use Probability Estimator, 26 ... Market Information Acquisition Unit, 29, 29A ... Power generation revenue calculation unit, 30 ... Optimal operation condition calculation unit, 31 ... Optimal operation condition output unit, 33 ... Plan-based power generation amount Xf-market price Pf characteristic calculation function, 34 ... Reserve power generation Electricity amount Xv-market price Pv characteristic calculation function, 35 ... reserve power generation amount Xv-reserve power use probability Prob (Xv) characteristic calculation function, 37 ... power generation amount [Xf + Xv]-power generation revenue P characteristic calculation function, 38, 38A ... power generation Amount [Xf + Xv] -Power generation cost C characteristic calculation function, 40 ... Plan-based power generation amount Xf-Reserve power generation amount Xv-Power generation revenue expected value Prof characteristic calculation function, 42 ... Second operation management PG, 44 ... Market bidding procedure means 45 ... Reserve power demand receiving means 46 ... Power generation amount adjustment command input receiving means 48 ... Power generation amount control signal sending means 50 ... Third operation management PG 52 ... Insurance service provider 54 ... Unplanned facility stoppage risk Cost acquisition unit, 56 ... insurance fee DB, 60 ... insurance service provision PG, 65 ... insurance service provision means, 68 ... insurance application reception unit, 69 ... unplanned equipment outage risk evaluation unit, 70 ... insurance fee calculation unit, 71 ... difference Calculating unit, 72 ... insurance settlement execution unit, 73 ... insurance fee table, 74 ... insurance contract fee DB.

Claims (15)

Analysis processing means for obtaining operation history information of power generation equipment, life calculation formula information of power generation equipment, current power market information and power generation performance information and calculating operation plan formulation basic information;
Based on the operation plan formulation basic information calculated by the analysis processing means, the operation plan formulation means for calculating the operation condition of the power generation facility and outputting it as the operation plan formulated,
The analysis processing means includes a lifetime consumption cost calculation unit that calculates a lifetime consumption cost of the power generation facility,
A power generation facility operation management support system comprising: a reserve price estimation unit that estimates a market price of reserve capacity; and a reserve capacity use probability estimation unit that estimates a reserve capacity use probability. A power generation amount adjustment command input receiving means for receiving and recognizing a power generation amount command value to be given to the power generation facility;
The power generation amount control signal transmitting means for transmitting to the power generation facility a power generation amount control signal for controlling the power generation amount based on the command value recognized by the power generation amount adjustment command input receiving means. 1. The power generation facility operation management support system according to 1. The power generation facility operation management according to claim 1, wherein the analysis processing unit includes an unplanned facility stoppage risk cost receiving unit that acquires information on an insurance fee paid to an insurance service provider as an unplanned facility stoppage risk cost. Support system. The power generation facility operation management support system according to claim 1, further comprising insurance service providing means for providing an insurance service as means for risk hedging unplanned facility stoppage risk of the power generation facility. The operation plan formulation unit includes a power generation revenue calculation unit that calculates power generation revenue from information on the lifetime consumption cost, reserve market price, and reserve power use probability analyzed by the analysis processing unit;
An optimal operating condition calculation unit that calculates a plan-based power generation amount and a reserve power generation amount at which the power generation revenue calculated by the power generation revenue calculation unit is optimal;
An optimum operation condition output unit that outputs the operation condition calculated by the optimum operation condition calculation unit,
The power generation revenue calculation unit includes a plan base power generation amount-market price characteristic calculation function for calculating a relationship between a plan base power generation amount of power generation amount and a market transaction price estimate of reserve power,
A reserve power generation amount-market price characteristic calculation function for calculating a relationship between a reserve power generation amount of the generated power amount and a market transaction price estimate of the reserve power,
Reserve power generation amount-reserve force use probability characteristic calculation function for calculating the relationship between reserve power generation amount and reserve power use probability;
Power generation amount-power generation revenue characteristic calculation function for calculating the relationship between power generation revenue and power generation amount,
A power generation amount-power generation cost characteristic calculation function for calculating the relationship between the power generation cost and the power generation amount taking into account the operational risk cost,
Plan-based power generation amount-reserve power generation amount-power generation revenue expected value characteristic calculation function for calculating the relationship between the power generation amount-power generation revenue characteristics and power generation amount-power generation cost characteristics The power generation facility operation management support system according to claim 1, wherein the operation risk cost is a lifetime consumption cost. 6. The power generation facility operation management support system according to claim 5, wherein the operation risk cost includes an unplanned facility stoppage risk cost. The operation plan includes a life consumption cost calculation process for calculating the life consumption cost of the power generation facility, a reserve price estimation process for estimating the market price of the reserve capacity, and a reserve capacity use probability estimation process for estimating the reserve capacity use probability. An analysis process to calculate the basic development information;
Based on the operation plan formulation basic information calculated in this analysis process, the power generation revenue calculation process for calculating the power generation profit and the optimum operation condition calculation for calculating the operation condition in which the power generation profit calculated in the power generation profit calculation process is optimal A power generation facility operation management support method comprising: an operation plan formulation process including an operation and an optimal operation condition presentation process for outputting and presenting the operation condition calculated in the optimal operation condition calculation process. The power generation facility operation management support method according to claim 7, further comprising a power generation amount control signal transmission step for giving a power generation amount command value to each of the power generation facilities. The power generation revenue calculation process is a plan-based power generation amount for calculating the relationship between the plan-based power generation amount of the power generation amount and the estimated market transaction price of the reserve power based on the operation plan formulation basic information acquired in the analysis process step− Market price characteristic calculation step,
A reserve power generation amount-market price characteristic calculating step for calculating a relationship between a reserve power generation amount of the generated power amount and a market transaction price estimate of the reserve power;
A reserve power generation amount-reserve force use probability characteristic calculating step for calculating a relationship between the reserve power generation amount and the reserve power use probability;
Using each characteristic calculated in the plan-based power generation amount-market price characteristic calculation step, reserve power generation amount-market price characteristic calculation step and reserve power generation amount-reserve power use probability characteristic calculation step, Power generation amount-power generation revenue characteristic calculating step for calculating the relationship of
A power generation amount-power generation cost characteristic calculation step for calculating a relationship between a power generation cost and a power generation amount that considers the lifetime consumption cost as an operation risk cost,
Calculated power generation amount-power generation revenue characteristics and power generation amount-power generation cost characteristics Calculated power generation revenue expectation value, plan base power generation amount and reserve power generation amount The power generation facility operation management support method according to claim 7, further comprising a calculation step. 10. The power generation facility operation management support method according to claim 9, wherein the operation risk cost further takes into account an unplanned facility stoppage risk cost. An insurance reception processing step for receiving an insurance quote request;
An unplanned equipment outage risk evaluation step for assessing and evaluating unplanned equipment outage risk from past operation history information for the power generation equipment that is provided in response to an insurance quote request;
An insurance fee estimate result output step for estimating an insurance fee from the unplanned facility stoppage risk evaluated in the unplanned facility stoppage risk evaluation step and outputting an estimate result;
A plan-based power generation amount-market price characteristic calculation step for calculating a relationship between the plan-based power generation amount of the power generation amount and the estimated market transaction price value of the reserve capacity based on the operation plan formulation basic information acquired in the analysis process step; ,
A reserve power generation amount-market price characteristic calculating step for calculating a relationship between a reserve power generation amount of the generated power amount and a market transaction price estimate of the reserve power;
A reserve power generation amount-reserve force use probability characteristic calculating step for calculating a relationship between the reserve power generation amount and the reserve power use probability;
Using each characteristic calculated in the plan-based power generation amount-market price characteristic calculation step, reserve power generation amount-market price characteristic calculation step, and reserve power generation amount-reserve power use probability characteristic calculation step, Power generation amount-power generation revenue characteristic calculating step for calculating the relationship of
A power generation amount-power generation cost characteristic calculation step for calculating a relationship between a power generation cost and a power generation amount that includes a lifetime consumption cost and an unplanned facility outage risk cost as an operation risk cost,
Calculated power generation amount-power generation revenue characteristics and power generation amount-power generation cost characteristics Calculated power generation revenue expectation value, plan base power generation amount and reserve power generation amount A calculation step;
An insurance application reception step for receiving an application for insurance at the insurance fee estimated in the insurance fee estimate result output step;
After accepting the application for insurance, the insurance fee initial settlement processing step for initial settlement of the insurance fee,
After performing the initial settlement, the operation history information after the insurance contract is obtained for the power generation equipment subject to insurance, and the unplanned equipment outage risk reassessment step for assessing and evaluating the unplanned equipment outage risk,
An insurance fee recalculation step for recalculating the insurance premium from the unplanned facility shutdown risk reassessment step;
The power generation facility operation management support method according to claim 7, further comprising a post-settlement processing step of calculating a difference between the insurance premium recalculated in the insurance fee re-calculation step and a pre-insurance fee and performing post-settlement. The operation plan includes a life consumption cost calculation process for calculating the life consumption cost of the power generation facility, a reserve price estimation process for estimating the market price of the reserve capacity, and a reserve capacity use probability estimation process for estimating the reserve capacity use probability. An analysis process to calculate the basic development information;
Based on the operation plan formulation basic information calculated in this analysis process, the power generation revenue calculation process for calculating the power generation profit and the optimum operation condition calculation for calculating the operation condition in which the power generation profit calculated in the power generation profit calculation process is optimal A program that causes a computer to execute an operation plan presentation processing procedure that includes an operation plan and an operation plan formulation process that includes an operation condition presentation process that outputs and presents the operation condition calculated in the optimum operation condition calculation process. The operation plan includes a life consumption cost calculation process for calculating the life consumption cost of the power generation facility, a reserve price estimation process for estimating the market price of the reserve capacity, and a reserve capacity use probability estimation process for estimating the reserve capacity use probability. An analysis process to calculate the basic development information;
Based on the operation plan formulation basic information calculated in this analysis process, the power generation revenue calculation process for calculating the power generation profit and the optimum operation condition calculation for calculating the operation condition in which the power generation profit calculated in the power generation profit calculation process is optimal An operation plan formulation process comprising a process and an optimal operation condition presentation process for outputting and presenting the operation condition calculated in the optimal operation condition calculation process;
A program for causing a computer to execute an operating condition presentation processing procedure including a power generation amount control signal transmission process for giving a power generation amount command value to each of the power generation facilities. The operation plan includes a life consumption cost calculation process for calculating the life consumption cost of the power generation facility, a reserve price estimation process for estimating the market price of the reserve capacity, and a reserve capacity use probability estimation process for estimating the reserve capacity use probability. An analysis process to calculate the basic development information;
Based on the operation plan formulation basic information calculated in this analysis process, the power generation revenue calculation process for calculating the power generation profit and the optimum operation condition calculation for calculating the operation condition in which the power generation profit calculated in the power generation profit calculation process is optimal An operation plan formulation process comprising a process and an optimal operation condition presenting process for outputting and presenting the operation condition calculated in the optimal operation condition calculation process;
Plan-based power generation amount for calculating the relationship between the plan-based power generation amount of the power generation amount and the estimated market transaction price of reserve power based on the operation plan formulation basic information acquired in the analysis process step in the power generation revenue calculation step -Market price characteristic calculation step, reserve power generation amount for calculating the relationship between reserve power generation amount of power generation amount and market transaction price estimate of reserve power-market price characteristic calculation step, reserve power generation amount and reserve Reserve power generation amount-reserve power use probability characteristic calculating step for calculating the relationship with the power use probability, the plan-based power generation amount-market price characteristic calculating step, the reserve power generation amount-market price characteristic calculating step, and the reserve power generation amount -Power generation amount for calculating the relationship between power generation revenue and power generation amount using each characteristic calculated in the reserve power use probability characteristic calculation step-Power generation revenue characteristic calculation step and life expectancy as operational risk cost Power generation amount-power generation cost characteristic calculation step for calculating the relationship between power generation cost and power generation amount considering consumption cost and unplanned facility outage risk cost, and power generation from the calculated power generation amount-power generation revenue characteristics and power generation amount-power generation cost characteristics A program for causing a computer to execute an operation plan presentation processing procedure including a plan-based power generation amount—a reserve power generation amount—a power generation revenue expected value characteristic calculation step for calculating a relationship between an expected profit value, a plan-based power generation amount, and a reserve power generation amount. An insurance reception processing step for receiving an insurance quote request;
An unplanned equipment outage risk evaluation step for assessing and evaluating unplanned equipment outage risk from past operation history information for the power generation equipment that is provided in response to an insurance quote request;
An insurance fee estimate result output step for estimating an insurance fee from the unplanned facility stoppage risk evaluated in the unplanned facility stoppage risk evaluation step and outputting an estimate result;
An insurance application acceptance step for accepting an insurance application at the insurance fee estimated in the insurance fee estimate result output step;
After accepting the application for insurance, the insurance fee initial settlement processing step for initial settlement of the insurance fee,
After performing the initial settlement, the operation history information after the insurance contract is obtained for the power generation equipment subject to insurance, and the unplanned equipment outage risk reassessment step for assessing and evaluating the unplanned equipment outage risk,
An insurance fee recalculation step for recalculating the insurance premium from the unplanned facility shutdown risk reassessment step;
A program for causing a computer to execute an insurance service provision process including a post-settlement processing step for calculating a difference between the insurance premium recalculated in the insurance fee re-calculation step and a pre-insurance fee and performing post-settlement.

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