CN116663914A - Power outage plan accurate calculation method, device and system - Google Patents

Power outage plan accurate calculation method, device and system Download PDF

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Publication number
CN116663914A
CN116663914A CN202310433009.0A CN202310433009A CN116663914A CN 116663914 A CN116663914 A CN 116663914A CN 202310433009 A CN202310433009 A CN 202310433009A CN 116663914 A CN116663914 A CN 116663914A
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Prior art keywords
power outage
plan
calculation
economic
value
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Inventor
郭丽蕊
仇志
顾媛媛
王冠
甘瑞研
高岩
管敏丽
王光华
李新华
郑璐
张伟
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State Grid Corp of China SGCC
Baoding Power Supply Co of State Grid Hebei Electric Power Co Ltd
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State Grid Corp of China SGCC
Baoding Power Supply Co of State Grid Hebei Electric Power Co Ltd
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Priority to CN202310433009.0A priority Critical patent/CN116663914A/en
Publication of CN116663914A publication Critical patent/CN116663914A/en
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    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00Administration; Management
    • G06Q10/06Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063Operations research, analysis or management
    • G06Q10/0637Strategic management or analysis, e.g. setting a goal or target of an organisation; Planning actions based on goals; Analysis or evaluation of effectiveness of goals
    • G06Q10/06375Prediction of business process outcome or impact based on a proposed change
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/06Energy or water supply
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00001Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00002Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by monitoring
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00032Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for
    • H02J13/00034Systems characterised by the controlled or operated power network elements or equipment, the power network elements or equipment not otherwise provided for the elements or equipment being or involving an electric power substation
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/008Circuit arrangements for ac mains or ac distribution networks involving trading of energy or energy transmission rights
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2203/00Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
    • H02J2203/10Power transmission or distribution systems management focussing at grid-level, e.g. load flow analysis, node profile computation, meshed network optimisation, active network management or spinning reserve management
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications

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  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Power Engineering (AREA)
  • Human Resources & Organizations (AREA)
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Abstract

The invention discloses a power outage plan accurate calculation method, a device and a system, wherein the power outage plan accurate calculation method comprises the following steps: acquiring an economic loss range and a risk range of a power outage plan; according to the economic loss range and the risk range, performing economic calculation and safety calculation; and obtaining a total refined value corresponding to the power outage plan according to the economic refined result and the safety refined result. The invention can solve the problems of long time consumption and low efficiency of the overall power outage plan.

Description

Power outage plan accurate calculation method, device and system
Technical Field
The invention relates to the technical field of power management, in particular to a power failure plan accurate calculation method, device and system.
Background
With the development of society, people have higher and higher requirements on power requirements and power supply quality, so that power equipment is more and more strictly controlled. The power outage management is required to be carried out in the operation and maintenance of the power equipment, the existing power outage plan management lacks a scientific accurate calculation method, the power outage range and the operation risk cannot be matched rapidly and accurately, the power outage plan is long in overall time consumption and low in efficiency.
Disclosure of Invention
The present invention has been made to solve the above-mentioned technical problems. The embodiment of the invention provides a power outage plan accurate calculation method, device and system, which can solve the problems of long time consumption and low efficiency of overall power outage plan.
According to one aspect of the present invention, there is provided a power outage planning calculation method including: acquiring an economic loss range and a risk range of a power outage plan; according to the economic loss range and the risk range, performing economic calculation and safety calculation; and obtaining a total refined value corresponding to the power outage plan according to the economic refined result and the safety refined result.
In an embodiment, the performing the economic and safety refinement according to the economic loss range and the risk range includes: according to the economic loss range under various situations, performing economic calculation to obtain an economic index calculation value; and carrying out the safety fine calculation according to the risk ranges under various situations to obtain a safety index fine calculation value.
In an embodiment, the economic loss range includes load loss values, maintenance labor costs and maintenance equipment costs in various situations, and the risk range includes operation risks and maintenance risks in various situations; the economic loss range and the risk range for obtaining the power outage plan comprise: acquiring load loss values of the power outage plan under various situations, and overhauling labor cost and equipment cost; acquiring operation risks and maintenance risks of the power outage plan under various situations; the multiple scenes comprise multiple regional ranges, multiple time durations, multiple staff and multiple equipment replacement conditions.
In an embodiment, the performing the economic calculation according to the economic loss range in various situations, and obtaining an economic indicator calculation value includes: c=c 1 +C 2 +C 3 The method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents the economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 Representing the cost of overhaul equipment; according to the risk ranges in various situations, performing the safety calculation, and obtaining a safety index calculation value includes: s=s 1 +S 2 Wherein S represents a safety index refined value, S 1 Representing the running risk, S 2 Representing the overhaul risk.
In an embodiment, the performing the economic calculation according to the economic loss range in multiple situations, and obtaining an economic indicator calculation value further includes: c=c 1 +C 2 +C 3 =PnTn+CtTn+C 3 The method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents the economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Indicating the cost of maintenance labor,C 3 And (3) representing the cost of overhaul equipment, wherein Pn is the load power lost by power failure overhaul in the nth scenario, tn is the total overhaul plan time in the nth scenario, and Ct is the unit time cost of overhaul personnel.
In an embodiment, the obtaining the total refined value corresponding to the outage plan according to the result of the economic refinement and the result of the safety refinement includes: m=r 1 C+R 2 S, S; wherein M represents the total refined value, R 1 And R is 2 The weight coefficient is represented, C represents the economic index refined value of the power outage plan, and S represents the safety index refined value; wherein, the value of M is proportional to the value of the power outage plan.
In an embodiment, before the obtaining the economic loss range and the risk range of the outage plan, the outage plan calculation method further includes: acquiring power outage plans of a plurality of departments; deleting repeated ones of the plurality of department outage plans; matching key fields of a plurality of departments power outage plans to obtain information matching degree; if two or more department power outage plans with the information matching degree larger than a preset matching value exist, merging the corresponding department power outage plans; and integrating the combined power outage plans of the departments to form the power outage plan.
In an embodiment, the key fields include a voltage class, a transformer substation name, a line number, and a coordination station name, and the matching the key fields of the department power outage plan includes: and matching voltage levels, transformer substation names, line numbers and cooperation station names in the power outage plans of the departments to obtain information matching degree of the power outage plans of the departments.
According to another aspect of the present invention, there is provided a power outage plan calculation apparatus including: the power failure planning system comprises an acquisition range module, a power failure planning module and a power failure planning module, wherein the acquisition range module is used for acquiring an economic loss range and a risk range of a power failure plan; the calculation module is used for carrying out economical fine calculation and safety fine calculation according to the economic loss range and the risk range; and the total value acquisition module is used for acquiring a total refined value corresponding to the power outage plan according to the economic refined result and the safety refined result.
According to another aspect of the present invention, there is provided a power outage planning calculation system comprising: the plan reporting module is configured to determine a department power failure plan and report the power failure plan; and the plan calculation module is in communication connection with the plan reporting module and is used for executing the power outage plan calculation method according to any one of the embodiments.
According to the power outage plan fine calculation method, device and system provided by the invention, through the overall planning of various power outage demands and the comprehensive economic loss range and the risk range, the economic fine calculation and the safety fine calculation of the power outage plans under different conditions are carried out, and the total fine calculation value corresponding to a plurality of power outage plans is obtained through calculation, so that the value degree of each power outage plan is intuitively known, the optimal power outage plan is conveniently selected from the values, and the problems of long overall power consumption and low efficiency of the power outage plans are solved.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing embodiments of the present invention in more detail with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, and not constitute a limitation to the invention. In the drawings, like reference numerals generally refer to like parts or steps.
Fig. 1 is a flow chart of a power outage planning calculation method according to an exemplary embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a power outage plan calculation device according to an exemplary embodiment of the present invention.
Fig. 3 is a block diagram of an electronic device according to an exemplary embodiment of the present invention.
Detailed Description
Hereinafter, exemplary embodiments according to the present invention will be described in detail with reference to the accompanying drawings. It should be apparent that the described embodiments are only some embodiments of the present invention and not all embodiments of the present invention, and it should be understood that the present invention is not limited by the example embodiments described herein.
Summary of the application
With the development of society, people have higher and higher requirements on power requirements and power supply quality. How to strengthen the power outage plan management by an advanced technical means, avoid repeated power outage, reduce the power outage time and improve the power supply reliability of a power grid becomes a technical problem to be solved urgently. The existing power outage plan management lacks a scientific accurate calculation method, the power outage plan is comprehensive in time consumption and low in efficiency, and repeated plan power outage is easy to occur due to non-uniform summarization. Therefore, the invention provides a power outage plan calculation method, device and system, which accurately and comprehensively considers the influence of factors such as equipment power outage time optimization, load transfer, one-stop multi-use, live working safety constraint capacity and the like, and realizes multi-dimensional Shi Ce such as intelligent optimization of a power outage plan calculation strategy, intelligent planning of a power outage operation construction path, safety control of the power outage operation and the like, namely, the power outage plan calculation method, device and system realize the multi-use of first calculation, then stop and one stop, ensure that the power outage range is minimum, the power outage time is shortest and the power outage frequency is minimum.
Exemplary System
According to another aspect of the present invention, there is provided a power outage planning calculation system comprising: the plan reporting module is configured to determine a department power failure plan and report the power failure plan; and the plan calculation module is in communication connection with the plan reporting module and is used for executing the power failure plan calculation method provided by the invention.
The whole architecture of the outage planning and calculation system can adopt an advanced Intranet technology, adopts a database layer/service layer/application layer three-layer system based on an SOA architecture, designs a B/S mode, combines the technologies of JAVA development language, oracle database and the like, and provides a simple and easy-to-use auxiliary decision-making platform for all outage planning staff. For example, the system is integrated with OMS (order management system), PMS2.0 (Property Management System ), D5000 (power system), and interfaces are developed to acquire and push data. In addition, the system needs to integrate with a short message platform and a dispatching portal, a data layer adopts an ORACLE database, a power outage plan management large database is established, and a service layer mainly provides functions of interface calling, logic operation, service calling, flow control, public component support and the like, so that business logic processing of the system is realized. The application layer is an interactive platform for the platform user to operate the operation business. The system mainly comprises My work, power outage planning management, green channel power outage management, query statistics and platform management functions. In terms of data security of the system, applying security measures may include: identity authentication, access control, etc., environmental security measures may include: intrusion detection, access control, etc.
The data architecture of the power outage plan calculation system can call a D5000 data interface, and information such as equipment accounts, equipment topological relations and the like can be synchronized in the D5000 data interface, and the data architecture is used for equipment clicking and subsequent topological relation application during power outage plan preparation. The PMS2.0 platform data interface can be called, and basic data such as technical modification overhaul project information, routine test information, defect information, power failure information and the like can be obtained from the PMS 2.0. The system automatically generates a power outage plan suggestion according to relevant fields (such as defect registration date and power outage time application) and business judgment rules (such as completing the defect elimination within 3 months of a common defect) of the three data, and automatically prompts when a user makes a power outage plan. The system carries out fuzzy matching with relevant station line information in a power outage plan according to the power outage starting time, the power outage ending time, fields such as a transformer substation, a line and the like in the power outage information, and carries out automatic early warning prompt on the plan which possibly causes repeated power outage (operation checking caliber).
And the power failure planning and calculating system and OMS platform data interaction process comprises the following steps: and synchronizing the stock outage plan and day-ahead ticket information in the OMS platform to the platform, and initializing data. And synchronizing the 220 kilovolt equipment annual/month power outage planning information of the local approval process of the system to an OMS platform planning and scheduling link. And synchronizing the annual/monthly power outage plan information of the 220 kilovolt equipment, which is recovered by the upper level in the OMS platform, to the system. And synchronizing the published month/week power outage planning information of the voltage class equipment with the voltage class of 110 kilovolts and below in the system to an OMS platform. And synchronizing the OMS platform increment day-ahead ticket information to the system, thereby achieving the purpose of information synchronization.
For the determination data not included in the PMS, such as the last inspection cycle of the device, the required fields may be imported from offline excel of the planner according to the specification. And according to the service judgment rule, carrying out automatic prompt.
Therefore, based on the overall architecture and the data architecture, the power outage planning calculation system generation function module includes: the plan reporting module and the plan calculation module. The plan reporting module has three modes for annual/month/week power outage planning: and extracting a year/month power failure plan, selecting a platform automatic prompting plan and a new plan. Wherein the platform automatically prompts the planning source to include: three conditions of technical improvement overhaul, routine test and defect. When the power failure plan is compiled into a page, the automatic reporting plan can be displayed in the 'optional plan' at the upper half part of the page, and automatic reporting can be realized. And the plan calculation module is used for automatically calculating according to plans reported by a plurality of departments. In the automatic summarized plan library of all reported plans of each department, repeated plan items can be screened out and deleted, and the system can also automatically match key fields of equipment such as a power failure plan, related to a transformer substation, and the like, for example: the system prompts the merging plan work item to realize one-stop multi-purpose planning. After the repeated power outage planning work is integrated, the system automatically calculates a power outage scheme with the maximum total calculation value corresponding to the power outage planning according to the range, the duration, the operating personnel, the equipment replacement condition and the like related to the power outage planning, namely, an optimal power outage planning scheme is selected to form a final power outage planning. The optimal definition may be that the power outage range is minimum, the power outage time is minimum, the number of power outages is minimum, or any one or more of the conditions are met.
The invention provides a power outage plan calculation system, which accurately and comprehensively considers the influence of factors such as equipment power outage time optimization, load transfer, one-stop multi-purpose and safety constraint capacity of live working, and the like, and realizes multi-dimensional Shi Ce such as intelligent optimization of a power outage plan calculation strategy, intelligent planning of a power outage operation construction path, safety control of the power outage operation and the like, and the purposes of firstly calculating, secondly stopping and one-stop multi-purpose, and ensuring the minimum power outage range, the shortest power outage time and the minimum power outage times.
Exemplary method
Fig. 1 is a flow chart of a power outage plan calculation method according to an exemplary embodiment of the present invention, and as shown in fig. 1, the power outage plan calculation method includes:
step 100: and acquiring an economic loss range and a risk range of the power outage plan.
The range, duration, personnel, equipment replacement condition and the like involved in the outage plan affect the economic loss range and the risk range, and enable the economic loss and the risk to form variables, but the economic loss range and the risk range of the outage plan are comprehensively combined, so that a better value can be selected from the range, and the feasibility of the final result of the outage plan is improved.
Step 200: and carrying out economic and safety fine calculation according to the economic loss range and the risk range.
The accurate calculation evaluation of the outage plan is related to the aspects of outage duration, outage time number of units, load transfer, load lap joint cost, power grid risk, operation risk and the like, wherein the main factors influencing the economy of the outage plan are as follows: load loss value, maintenance labor cost and maintenance equipment cost. The main factors affecting the safety of the outage schedule are: the power grid operation risk and the maintenance operation risk are combined, so that the economic and safety fine calculation can be performed by combining main factors influencing the power outage plan. However, factors affecting economy and factors affecting safety in different situations may also be changed, such as a range, a duration, an operator, a device replacement situation, etc., so that a plurality of economic calculation results and a plurality of safety calculation results are finally obtained by combining the situations and the influencing factors.
Step 300: and acquiring a total refined value corresponding to the power outage plan according to the economic refined result and the safety refined result.
The total refined value corresponding to the power outage plan is positively correlated with both the economic refined result and the safety refined result, and the total refined value corresponding to the power outage plans can be obtained according to the economic refined results and the safety refined results, and the power outage plan corresponding to the total refined value with the largest value is the optimal power outage plan. The optimal definition can be that the power outage range is minimum, the power outage time is minimum and the power outage times are minimum relative to other power outage plans, so that the economic benefit of the power outage plan is highest, the inconvenience brought to power utilization users is minimum, and the power supply reliability is ensured to the greatest extent.
The invention provides a power outage plan fine calculation method, which is characterized in that through the overall planning of various power outage demands, the comprehensive economic loss range and the risk range, the economic fine calculation and the safety fine calculation of power outage plans under different conditions are carried out, and the total fine calculation value corresponding to a plurality of power outage plans is calculated, so that the value degree of each power outage plan is intuitively known, the optimal power outage plan is conveniently selected from the values, and the problems of long overall time consumption and low efficiency of the power outage plans are solved
In an embodiment, the step 200 may include: according to the economic loss range under various situations, performing economic fine calculation to obtain an economic index fine calculation value; and carrying out safety fine calculation according to the risk ranges in various scenes to obtain a safety index fine calculation value.
The accurate calculation evaluation of the outage plan is related to the aspects of outage duration, outage time number of units, load transfer, load lap joint cost, power grid risk, operation risk and the like, wherein the main factors influencing the economy of the outage plan are as follows: load loss value, maintenance labor cost and maintenance equipment cost. The main factors affecting the safety of the outage schedule are: the power grid operation risk and the maintenance operation risk are combined, so that the economic and safety fine calculation can be performed by combining main factors influencing the power outage plan. However, factors influencing economy and factors influencing safety in different situations are changed, such as a range, a duration, an operator, a device replacement situation and the like, so that a plurality of economic index refined values and a plurality of safety index refined values are finally obtained by combining the situations and the influencing factors.
In an embodiment, the economic loss range includes load loss values, maintenance labor costs, maintenance equipment costs in various situations, and the risk range includes operation risks and maintenance risks in various situations; the step 100 may include: acquiring load loss values of a power failure plan under various situations, and overhauling labor cost and equipment cost; acquiring operation risks and maintenance risks of a power failure plan under various situations; the multiple scenes comprise multiple regional ranges, multiple time durations, multiple staff and multiple equipment replacement conditions.
The accurate calculation evaluation of the outage plan is related to the aspects of outage duration, outage time number of units, load transfer, load lap joint cost, power grid risk, operation risk and the like, wherein the main factors influencing the economy of the outage plan are as follows: load loss value, maintenance labor cost and maintenance equipment cost. The main factors affecting the safety of the outage schedule are: the operation risk and the maintenance risk are combined, so that the economic and safety fine calculation can be performed by combining the main factors influencing the power outage plan. However, factors influencing economy and factors influencing safety in different situations are changed, such as a range, a duration, an operator, a device replacement situation and the like, so that a plurality of economic index refined values and a plurality of safety index refined values are finally obtained by combining the situations and the influencing factors. Each of the economic indicator calculation value and the safety indicator calculation value may correspond to a power outage plan in one scenario, respectively.
In an embodiment, performing economic refinement according to the economic loss range in multiple situations, and obtaining the economic indicator refinement value includes: c=c 1 +C 2 +C 3 The method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents an economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 Representing the cost of overhaul equipment; according to the risk ranges under various scenes, performing security fine calculation, and obtaining a security index fine calculation value comprises the following steps: s=s 1 +S 2 Wherein S represents a safety index refined value, S 1 Representing the running risk, S 2 Indicating a maintenance risk.
The main factors affecting the economy of the outage schedule are: the load loss value, the maintenance labor cost and the maintenance equipment cost are added simply to obtain the economic index refined value under the situation. The main factors affecting the safety of the outage schedule are: the operation risk and the maintenance risk are added simply to obtain the safety index refined value under the situation, wherein the safety index refined value is the sum of the operation risk and the maintenance risk.
In an embodiment, according to the economic loss range under various situations, performing economic calculation, and obtaining the economic index calculation value further includes: c=c 1 +C 2 +C 3 =PnTn+CtTn+C 3 The method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents an economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 And (3) representing the cost of overhaul equipment, wherein Pn is the load power lost by power failure overhaul in the nth scenario, tn is the total overhaul plan time in the nth scenario, and Ct is the unit time cost of overhaul personnel.
The economic index calculation values under different conditions are different. Load loss value C 1= PnTn, that is, the load loss value, has an influence on the load power lost by the power outage maintenance and the total maintenance schedule time, and n represents the nth scenario. C (C) 2= CtTn, that is, the influencing factor of the maintenance labor cost is the unit time cost of the maintenance personnel and the total maintenance schedule time, and n represents the nth scenario. Therefore, the n scenes have n economic index refined values, the data of the economic index refined values can be applied to the calculation of the safety index refined values, the data has significance for selecting the optimal power outage plan from the data, the more the sample data of the economic index refined values are, the more the safety index refined values can be obtained, and the final value of the power outage plan can be optimized.
In one embodiment, the step 300 may include: m=r 1 C+R 2 S, S; wherein M represents a total calculation value, R 1 And R is 2 The weight coefficient is represented, C represents an economic index refined value of the power outage plan, and S represents a safety index refined value;wherein, the value of M is proportional to the value of the power outage plan.
And carrying out weighted summation on the economic index refined value C and the safety index refined value S of the power outage plan, wherein the weight coefficients R1 and R2 can be respectively taken as 0.2 and 0.8 according to practical experience, and M takes the maximum value to obtain the optimal power outage plan. The optimal plan may be defined such that the power outage range is minimum, the power outage time is minimum, and the number of power outages is minimum, relative to other power outage plans.
In one embodiment, before the step 100, the outage planning calculation method may further include: acquiring power outage plans of a plurality of departments; deleting repeated department power outage plans in the plurality of department power outage plans; matching key fields of power outage plans of a plurality of departments to obtain information matching degree; if two or more department power outage plans with the information matching degree larger than the preset matching value exist, merging the corresponding department power outage plans; and integrating the power outage plans of the multiple departments after the combination is completed to form a power outage plan.
In a plan library for automatically summarizing all reported plans of each department, repeated plan items can be screened and deleted, and the system can also automatically match key fields of equipment such as a power failure plan, related to a transformer substation, and the like, for example: keyword information such as voltage grade, transformer substation name, line number, cooperation station name and the like, such as information is highly matched, and the system merges planning work items, so that one-stop multipurpose planning is realized. After the repeated power outage planning work is integrated, the system automatically calculates a power outage scheme with the maximum total calculation value corresponding to the power outage planning according to the range, the duration, the operating personnel, the equipment replacement condition and the like related to the power outage planning, namely, an optimal power outage planning scheme is selected to form a final power outage planning. The optimal definition may be that the power outage range is minimum, the power outage time is minimum, the number of power outages is minimum, or any one or more of the conditions are met.
In an embodiment, the key fields include a voltage class, a transformer substation name, a line number, a coordination station name, and the matching department power outage plan key fields, and the obtaining the information matching degree includes: and matching voltage levels, transformer substation names, line numbers and station names in the power outage plans of the departments, and obtaining the information matching degree of the power outage plans of the departments.
The system can also automatically match key fields of equipment such as a power outage plan, a transformer substation and the like, such as: keyword information such as voltage grade, transformer substation name, line number, cooperation station name and the like, such as information is highly matched, and the system merges planning work items, so that one-stop multipurpose planning is realized.
Exemplary apparatus
Fig. 2 is a schematic structural diagram of a power outage plan calculation apparatus according to an exemplary embodiment of the present invention, and as shown in fig. 2, the power outage plan calculation apparatus 8 includes: the acquiring range module 81 is used for acquiring an economic loss range and a risk range of the power outage plan by the acquiring range module 81; the computing module 82 is used for performing economic calculation and safety calculation according to the economic loss range and the risk range; and an overall value obtaining module 83, where the overall value obtaining module 83 is configured to obtain an overall refined value corresponding to the outage plan according to the result of the economic refinement and the result of the safety refinement.
In one embodiment, the computing module 82 may be configured to: according to the economic loss range under various situations, performing economic fine calculation to obtain an economic index fine calculation value; and carrying out safety fine calculation according to the risk ranges in various scenes to obtain a safety index fine calculation value.
In an embodiment, the above-mentioned acquisition range module 81 may be configured to: acquiring load loss values of a power failure plan under various situations, and overhauling labor cost and equipment cost; acquiring operation risks and maintenance risks of a power failure plan under various situations; the multiple scenes comprise multiple regional ranges, multiple time durations, multiple staff and multiple equipment replacement conditions.
In an embodiment, the computing module 82 may be further configured to: c=c 1 +C 2 +C 3 The method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents an economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 Representing the cost of overhaul equipment; s=s 1 +S 2 Wherein S represents a safety fingerStandard calculation value, S 1 Representing the running risk, S 2 Indicating a maintenance risk.
In an embodiment, the computing module 82 may be further configured to: c=c 1 +C 2 +C 3 =PnTn+CtTn+C 3 The method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents an economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 And (3) representing the cost of overhaul equipment, wherein Pn is the load power lost by power failure overhaul in the nth scenario, tn is the total overhaul plan time in the nth scenario, and Ct is the unit time cost of overhaul personnel.
In an embodiment, the above-mentioned total value obtaining module 83 may be further configured to: m=r 1 C+R 2 S, S; wherein M represents a total calculation value, R 1 And R is 2 The weight coefficient is represented, C represents an economic index refined value of the power outage plan, and S represents a safety index refined value; wherein, the value of M is proportional to the value of the power outage plan.
In an embodiment, the outage planning calculation apparatus 8 may be further configured to: acquiring power outage plans of a plurality of departments; deleting repeated department power outage plans in the plurality of department power outage plans; matching key fields of power outage plans of a plurality of departments to obtain information matching degree; if two or more department power outage plans with the information matching degree larger than the preset matching value exist, merging the corresponding department power outage plans; and integrating the power outage plans of the multiple departments after the combination is completed to form a power outage plan.
In an embodiment, the outage planning calculation apparatus 8 may be further configured to: and matching voltage levels, transformer substation names, line numbers and station names in the power outage plans of the departments, and obtaining the information matching degree of the power outage plans of the departments.
Exemplary electronic device
An electronic device, the electronic device comprising: a processor; a memory for storing processor-executable instructions; and the processor is used for executing the power outage plan calculation method provided by the embodiment of the invention.
Next, an electronic device according to an embodiment of the present invention is described with reference to fig. 3. The electronic device may be either or both of the first device and the second device, or a stand-alone device independent thereof, which may communicate with the first device and the second device to receive the acquired input signals therefrom.
Fig. 3 illustrates a block diagram of an electronic device according to an embodiment of the invention.
As shown in fig. 3, the electronic device 10 includes one or more processors 11 and a memory 12.
The processor 11 may be a Central Processing Unit (CPU) or other form of processing unit having data processing and/or instruction execution capabilities, and may control other components in the electronic device 10 to perform desired functions.
Memory 12 may include one or more computer program products that may include various forms of computer-readable storage media, such as volatile memory and/or non-volatile memory. The volatile memory may include, for example, random Access Memory (RAM) and/or cache memory (cache), and the like. The non-volatile memory may include, for example, read Only Memory (ROM), hard disk, flash memory, and the like. One or more computer program instructions may be stored on the computer readable storage medium that may be executed by the processor 11 to implement the outage planning calculation method and/or other desired functions of the various embodiments of the present invention described above. Various contents such as an input signal, a signal component, a noise component, and the like may also be stored in the computer-readable storage medium.
In one example, the electronic device 10 may further include: an input device 13 and an output device 14, which are interconnected by a bus system and/or other forms of connection mechanisms (not shown).
When the electronic device is a stand-alone device, the input means 13 may be a communication network connector for receiving the acquired input signals from the first device and the second device.
In addition, the input device 13 may also include, for example, a keyboard, a mouse, and the like.
The output device 14 may output various information to the outside, including the determined distance information, direction information, and the like. The output means 14 may include, for example, a display, speakers, a printer, and a communication network and remote output devices connected thereto, etc.
Of course, only some of the components of the electronic device 10 that are relevant to the present invention are shown in fig. 3 for simplicity, components such as buses, input/output interfaces, etc. are omitted. In addition, the electronic device 10 may include any other suitable components depending on the particular application.
The computer program product may write program code for performing operations of embodiments of the present invention in any combination of one or more programming languages, including an object oriented programming language such as Java, C++ or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device, partly on a remote computing device, or entirely on the remote computing device or server.
A computer readable storage medium stores a computer program for executing the power outage plan calculation method according to the embodiment of the present invention.
The computer readable storage medium may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. The readable storage medium may include, for example, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or a combination of any of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium would include the following: an electrical connection having one or more wires, a portable disk, a hard disk, random Access Memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash memory), optical fiber, portable compact disk read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The foregoing description has been presented for purposes of illustration and description. Furthermore, this description is not intended to limit embodiments of the invention to the form disclosed herein. Although a number of example aspects and embodiments have been discussed above, a person of ordinary skill in the art will recognize certain variations, modifications, alterations, additions, and subcombinations thereof.

Claims (10)

1. A power outage planning calculation method, comprising:
acquiring an economic loss range and a risk range of a power outage plan;
according to the economic loss range and the risk range, performing economic calculation and safety calculation; and
and acquiring a total refined value corresponding to the power outage plan according to the economic refined result and the safety refined result.
2. The outage planning calculation method of claim 1, wherein the performing an economic calculation and a safety calculation based on the economic loss range and the risk range comprises:
according to the economic loss range under various situations, performing economic calculation to obtain an economic index calculation value;
and carrying out the safety fine calculation according to the risk ranges under various situations to obtain a safety index fine calculation value.
3. The blackout planning calculation method according to claim 2, wherein the economic loss range includes load loss values, maintenance labor costs, maintenance equipment costs in a plurality of situations, and the risk range includes operation risks and maintenance risks in a plurality of situations; the economic loss range and the risk range for obtaining the power outage plan comprise:
acquiring load loss values of the power outage plan under various situations, and overhauling labor cost and equipment cost;
acquiring operation risks and maintenance risks of the power outage plan under various situations;
the multiple scenes comprise multiple regional ranges, multiple time durations, multiple staff and multiple equipment replacement conditions.
4. The outage planning calculation method of claim 3, wherein said performing said economic calculation according to said economic loss range for a plurality of scenarios, said obtaining an economic indicator calculation value comprising:
C=C 1 +C 2 +C 3 the method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents the economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 Representing the cost of overhaul equipment;
according to the risk ranges in various situations, performing the safety calculation, and obtaining a safety index calculation value includes:
S=S 1 +S 2 wherein S represents a safety index refined value, S 1 Representing the running risk, S 2 Representing the overhaul risk.
5. The outage planning calculation method of claim 4, wherein said performing said economic calculation according to said economic loss range for a plurality of scenarios, said obtaining an economic indicator calculation value further comprising:
C=C 1 +C 2 +C 3 =PnTn+CtTn+C 3 the method comprises the steps of carrying out a first treatment on the surface of the Wherein C represents the economic index calculation value of the power outage plan, C 1 Represents the load loss value, C 2 Representing the maintenance labor cost, C 3 And (3) representing the cost of overhaul equipment, wherein Pn is the load power lost by power failure overhaul in the nth scenario, tn is the total overhaul plan time in the nth scenario, and Ct is the unit time cost of overhaul personnel.
6. The method according to claim 4, wherein obtaining the total refined value corresponding to the outage plan according to the result of the economic refinement and the result of the safety refinement includes:
M=R 1 C+R 2 s, S; wherein M represents the total refined value, R 1 And R is 2 The weight coefficient is represented, C represents the economic index refined value of the power outage plan, and S represents the safety index refined value; wherein, the value of M is proportional to the value of the power outage plan.
7. The outage plan calculation method of claim 1, wherein prior to said obtaining the economic loss range and the risk range of the outage plan, said outage plan calculation method further comprises:
acquiring power outage plans of a plurality of departments;
deleting repeated ones of the plurality of department outage plans;
matching key fields of a plurality of departments power outage plans to obtain information matching degree;
if two or more department power outage plans with the information matching degree larger than a preset matching value exist, merging the corresponding department power outage plans;
and integrating the combined power outage plans of the departments to form the power outage plan.
8. The outage plan refinement method of claim 7, wherein the key fields comprise a voltage class, a substation name, a line number, and a mating station name, wherein said matching the key fields of the department outage plan comprises:
and matching voltage levels, transformer substation names, line numbers and cooperation station names in the power outage plans of the departments to obtain information matching degree of the power outage plans of the departments.
9. A power outage planning calculation apparatus comprising:
the power failure planning system comprises an acquisition range module, a power failure planning module and a power failure planning module, wherein the acquisition range module is used for acquiring an economic loss range and a risk range of a power failure plan;
the calculation module is used for carrying out economical fine calculation and safety fine calculation according to the economic loss range and the risk range; and
and the total value acquisition module is used for acquiring a total refined value corresponding to the power outage plan according to the economic refined result and the safety refined result.
10. A power outage planning calculation system, comprising:
the plan reporting module is configured to determine a department power failure plan and report the power failure plan;
a plan calculation module in communication with the plan reporting module for performing the outage plan calculation method of any one of the preceding claims 1-8.
CN202310433009.0A 2023-04-21 2023-04-21 Power outage plan accurate calculation method, device and system Pending CN116663914A (en)

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