WO2016157576A1 - Système de commande de surveillance de dispositif de production d'énergie, dispositif et procédé de commande - Google Patents

Système de commande de surveillance de dispositif de production d'énergie, dispositif et procédé de commande Download PDF

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Publication number
WO2016157576A1
WO2016157576A1 PCT/JP2015/077731 JP2015077731W WO2016157576A1 WO 2016157576 A1 WO2016157576 A1 WO 2016157576A1 JP 2015077731 W JP2015077731 W JP 2015077731W WO 2016157576 A1 WO2016157576 A1 WO 2016157576A1
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Prior art keywords
power
control
suppression
power generation
charging
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PCT/JP2015/077731
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English (en)
Japanese (ja)
Inventor
雅人 小山
孝一郎 武内
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日本電気株式会社
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Priority to JP2017509144A priority Critical patent/JPWO2016157576A1/ja
Publication of WO2016157576A1 publication Critical patent/WO2016157576A1/fr

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
    • H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
    • H02J3/144—Demand-response operation of the power transmission or distribution network
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28—Arrangements for balancing of the load in a network by storage of energy
    • H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/50—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads
    • H02J2310/56—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads characterised by the condition upon which the selective controlling is based
    • H02J2310/58—The condition being electrical
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
    • Y—GENERAL 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS 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
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/222—Demand response systems, e.g. load shedding, peak shaving

Definitions

  • the present invention is based on a Japanese patent application: Japanese Patent Application No. 2015-073891 (filed on March 31, 2015), and the entire contents of this application are incorporated and incorporated herein by reference.
  • the present invention relates to a power generation apparatus monitoring control system, a control apparatus, and a control method, and more particularly, to a power generation apparatus monitoring control system, a control apparatus, and a control method that perform monitoring control of a power generation apparatus that mainly generates power using renewable energy.
  • Patent Document 1 discloses a power generation system that can effectively use solar power generation by individually suppressing the output of each solar power generation while considering the total power generation amount of a plurality of solar power generations.
  • the same document receives information on the power generation amount limit value from an output suppression management device that manages a plurality of power conditioners, and also transmits a communication unit that transmits information on the power generation amount of the own device, and the power generation amount limit value.
  • a power conditioner including a suppression control unit that suppresses output power of the device itself is disclosed.
  • the output suppression management device is configured such that the total generated power that is the sum of the power generation amounts of the plurality of power conditioners managed by the output suppression management device that manages the own device is the sum of the power generation amounts of the plurality of power conditioners. It describes that the power generation amount limit value is set so as not to exceed the total power generation upper limit value that is the upper limit value of the sum.
  • An object of the present invention is to provide a power generator monitoring control system, a control device, and a control method capable of effectively using the power that can be generated while contributing to the solution of the surplus power problem.
  • a control device connected to at least one power generation device, a management device connected to be able to communicate with the control device, a power storage device capable of charging output power of the power generation device, A power generator monitoring and control system is provided.
  • the control device includes an acquisition unit that acquires a suppression instruction for the power generation device from the management device, and performs charging of the power storage device based on the suppression instruction.
  • a control unit that controls a power storage device that is connected to at least one power generation device and can charge the output power of the power generation device, and obtains a suppression instruction for the power generation device from a predetermined management device And a control device that performs charging of the power storage device in accordance with the suppression instruction.
  • a control device that is connected to at least one power generation device and includes a control unit that controls a power storage device capable of charging the output power of the power generation device, a predetermined management device to the power generation device
  • a control method includes a step of obtaining a suppression instruction and a step of charging the power storage device in accordance with the suppression instruction. The method is associated with a specific machine, a control device for the power generator.
  • a load device that can consume the output power of the power generation device is provided, and instead of storing the output power of the power generation device, the output power is output by the load device.
  • a power generation device monitoring control system, a control device, and a control method are provided.
  • FIG. 1 is a diagram showing a configuration of a power generator monitoring control system according to a first embodiment of the present invention.
  • a control device 110 connected to at least one power generation device 120, a management device 200 connected so as to be communicable with the control device 110, and a power storage capable of storing output power of the power generation device 120.
  • a configuration including device 115 is shown.
  • the control device 110 includes an acquisition unit 1101 that acquires a suppression instruction for the power generation device 120 from the management device 200, and a control unit 1103 that can charge output power in the power storage device 115 when the suppression instruction is received.
  • the transmission of the suppression instruction may be a form in which the control device 110 receives what the management device 200 transmits at a predetermined time interval, or the control device 110 transmits a suppression instruction to the management device 200. May be requested, and the control device 110 may receive the request.
  • the power storage device 115 various secondary batteries such as a nickel metal hydride battery, a lead battery, and a sodium / sulfur battery can be used in addition to the lithium ion battery.
  • a dedicated storage battery may be prepared as the power storage device 115, but a storage battery mounted on an electric vehicle (EV) or a storage battery of a household power storage system may be used.
  • EV electric vehicle
  • the control device 110 configured as described above performs charging of the output power in the power storage device 115 when receiving a request for power output suppression from the management device 200 or a higher power system side. For this reason, even if it is a case where output suppression is received, it becomes possible to generate electric power. Since the generated power is charged in the storage battery and can be consumed, it is not necessary to purchase power.
  • the charging control to the storage battery by the control device 110 is preferably handled in the same manner as the output suppression control in an electric power company or the like that requests the power suppression control. By doing in this way, the time which was charging the said storage battery is also counted in the accumulation time of the electric power suppression control by the request
  • FIG. 2 is a diagram showing a configuration of a power generator monitoring control system according to the second embodiment of the present invention. The difference from the configuration of the first embodiment shown in FIG. 1 is that the power storage device 115 is replaced with a load device 215.
  • the load unit 215 When the control unit 1103 of the control device 110 of the present embodiment receives a suppression instruction for the power generation device 120 from the management device 200, the load unit 215 outputs the output of the power generation device 120 instead of the output suppression control of the power generation device 120. Execute power consumption control.
  • the control device 110 configured as described above receives a request for power output suppression from the management device 200 or a higher-order power system side, the output from the load device 215 is substituted for the output power suppression control. Perform power consumption. For this reason, similarly to the first embodiment, there is an advantage that it is not necessary to stop the operation of the power generation device 120 or suppress the output.
  • a device that can convert electric power such as a heat pump device or a pump
  • FIG. 3 is a diagram showing a basic system configuration according to the third embodiment of the present invention. Referring to FIG. 3, a configuration is shown in which a management device 200 is arranged between a power distribution automation system 320 on the power system side, a central power feeding system 310, a control device 110, and a power generation device group 120.
  • the central power supply system (hereinafter, “medium supply system”) 310 calculates the excess or deficiency of the power supply and demand based on the system-integrated power generation amount of each system and the assumed power demand, and sets a control schedule in the management apparatus 200. Send.
  • the distribution automation system (hereinafter referred to as “distribution system”) 320 switches the distribution network for reasons such as accident recovery, facility maintenance, overload elimination, and the like, and transmits connection information of the power generation apparatus to the management apparatus 200 side. .
  • the management device 200 is connected to the control device 110 via a network (not shown). When there are a large number of power generation devices or when management is necessary, a plurality of management devices 200 can be arranged.
  • the control device 110 is a device that monitors and controls the power generation devices 120 arranged in various places.
  • the management device 200 instructs the control device 110 connected to the power generation device 120 to suppress output power based on the suppression schedule received from the mid-supply system 310 and the connection information received from the distribution system 320. Send.
  • the management device 200 aggregates the power generation amount information (individual power generation amount) of the individual power generation devices received from the control device 110 and transmits it to the mid-supply system 310 (suppression schedule feedback). Further, the feedback can include the cumulative suppression time of the individual power generators.
  • the configuration shown in FIG. 3 is for simply explaining the present invention, and various modifications can be made.
  • the management device 200 and the control device 110 may be connected via a communication network such as a mobile communication network or the Internet.
  • a communication network such as a mobile communication network or the Internet.
  • a plurality of management devices are arranged in a hierarchical manner as shown in FIG. It is also possible to configure so that the processing can be distributed to a plurality of management devices (children) 220.
  • FIG. 4 is an example to the last, and is changed according to the system structure of each electric power company.
  • FIG. 5 is a schematic diagram of FIG. 3 for simply explaining the configuration and functions of the management apparatus. Referring to FIG. 5, a configuration in which the management device 200 is arranged between the power system management unit 311 on the power system side and the wide area network to which the control device 110 is connected is shown.
  • the power system management unit 311 on the power system side has a function corresponding to the above-described mid-supply system 310, adjusts the power supply / demand balance, and plans a power generation schedule.
  • the power system management unit 311 has a function of transmitting a suppression schedule to the management device 200.
  • the power system management unit 311 may create and transmit a suppression schedule to each management device 200.
  • the control schedule of the entire system is transmitted to the upper management apparatus (parent) 230, and the management apparatus (parent) 230 creates the suppression schedule for each area. )
  • a configuration of transmitting to 220 may be adopted.
  • the power system management unit 311 also has a function corresponding to the above-described self-distribution system 320, and controls switches for managing the distribution route and changing the distribution route of each power generator connected to the power system. To do.
  • the power system management unit 311 has a function of transmitting connection information (connection information of the power generation device) to the management device 200.
  • the management device 200 includes a higher-order bidirectional communication unit 231 for communicating with a system on the power system side, a control unit 232, and control devices 110a and 110b (hereinafter referred to as the control device 110) subordinate via a wide area communication network. When there is no distinction, it is described as “control device 110”.)
  • a low-order two-way communication unit 233 and a management information storage unit 234 are provided.
  • the control unit 232 creates a suppression schedule for the power generator based on the connection information held in the management information storage unit 234 and the suppression schedule received from the power system management unit 311, and Send suppression instructions.
  • the transmission of the suppression schedule from the power system management unit 311 to the management device 200 may be transmitted by the power system management unit 311 in response to a transmission request for the suppression schedule from the management device 200.
  • the control unit 232 may store the real-time power generation amount received from the control device 110 and the suppression schedule transmitted to the control device 110 in the management information storage unit 234 for a predetermined period.
  • the management information storage unit 234 stores connection information transmitted from the power system side and a suppression schedule. In addition, the management information storage unit 234 stores management information such as the specification information and operating state of each power generation device received from each control device 110 and the suppression schedule of each power generation device calculated by the control unit 232.
  • the control device 110 is a device that includes the display unit 113 that displays the PV operating state and the like, and that monitors and controls the power generation device 120.
  • at least one of the power storage device and the load device is connected to the control device 110 of the present embodiment.
  • a storage battery 115a is connected to the control device 110a as a power storage device.
  • an EV (electric vehicle) 115b is connected to the control device 110b as a power storage device, and a heat pump using device 215a is connected as a load device.
  • control device 110 includes a control unit 1111 and a storage unit 1112 in addition to a reception interface (reception function) (not shown).
  • the storage unit 1112 holds function information such as the rated power generation capacity of PV, and PV information such as an operating state.
  • the storage unit 1112 includes information on whether or not the storage battery 115a and the heat pump using device 215a are connected, heat pump function information such as the storage battery 115a, rated power generation capacity, and rated power consumption, and the storage device 115a including the charging state of the storage battery 115a. Information is also retained.
  • the control unit 1111 includes the content indicated in the suppression control information received from the management device, the state of charge of the storage battery 115a and the storage battery mounted on the EV (electric vehicle) 115b (State Of Charge; SOC information), the presence / absence of connection of the load device, etc. Based on the above, it is determined which device is to execute the suppression instruction including the suppression control information received from the control device 110, and the suppression instruction, the power storage command, and the consumption command are transmitted to the device.
  • a control apparatus that operates in conjunction with a power storage device such as an EMS (Energy Management System) or a HEMS (Home Energy Management System) can also be used.
  • the control device 110 may be a dedicated device that controls the power generation device, and may be a separate system that includes an EMS or a HEMS that controls the power storage device (see FIG. 11).
  • the power generator 120 is a device called a power conditioner (PCS) that includes an inverter and the like and has a function of converting DC power output from PV or the like into AC power. Moreover, the power generator 120 of this embodiment adjusts the conversion efficiency of the electric power generated by PV etc. by controlling an inverter based on the suppression instruction
  • the power generation device 120 according to the present embodiment has a function of transmitting a power generation amount and the like to the control device 110 at a predetermined cycle. The power generation amount may be acquired from the power generation device 120 by the control device 110 requesting the power generation device 120.
  • the storage battery 115a and the EV (electric vehicle) 115b are charged by receiving power supply from the power generation device 120 in accordance with a power storage command from the control devices 110a and 110b.
  • the heat pump using device 215a performs power consumption operation by receiving power supply from the power generation device 120 in accordance with a consumption command from the control device 110b. For example, the heat pump using device 215a performs the operation of operating the heat pump with the output for the time determined by the consumption command from the control device 110b. Thereby, the intended power consumption is realized.
  • control device 110 shown in FIG. 5 is the same as those shown in FIG. 6, using the hardware (CPU 1320, storage device 1340, communication device, etc.) in the computer constituting the control device. It can also be realized by a computer program that executes processing.
  • FIG. 7 is a diagram for explaining the operation of the third embodiment of the present invention.
  • the power system management unit 311 transmits connection information and a suppression schedule to the management device 200 at a predetermined opportunity.
  • the management device 200 stores the connection information and the suppression schedule in the management information storage unit 234 (step S001).
  • the storage battery 115a or EV 115b transmits storage battery information indicating the state of charge of the storage battery to the control device 110 at predetermined time intervals.
  • the control device 110 updates the storage battery information stored in the storage unit 1112 using the received power storage information (step S002).
  • the storage battery information may include storage battery identification information, storage battery temperature, charge / discharge history, and the like in addition to the state of charge.
  • the control device 110 calculates the chargeable amount of the storage battery 115a or EV 115b based on the updated storage battery information (step S003). If the storage battery information includes the charged capacity of the storage battery, the chargeable capacity of the storage battery can be obtained by subtracting the charged capacity from the rated capacity (maximum chargeable capacity) of the storage battery. Moreover, when the charged capacity of the storage battery is not included in the storage battery information, the charged capacity can be calculated by, for example, multiplying the SOC (charge rate) of the storage battery by the rated capacity of the storage battery. Further, when the storage battery information includes the chargeable amount of the storage battery, step S003 can be omitted.
  • the management device 200 creates a suppression schedule for the control device 110 based on the connection information received in step S001 and the suppression schedule (step S004). For example, if the suppression schedule received from the power system management unit 311 side specifies individual power generation devices and specifies the suppressed power generation amount or the suppression time, this suppression schedule can be used as it is. .
  • the suppression schedule received from the power system management unit 311 specifies only the suppressed power generation amount and the suppression time for each area or group.
  • the management device 200 creates a suppression schedule to which a suppressed power generation amount and a suppression time zone for each power generation device are assigned so that such a suppression schedule can be realized. Further, in this case, the management device 200 suppresses the power generation by considering whether or not each power generation device is generating power, the scale (power generation capacity) of each power generation device, the contract status with the user, the cumulative suppression time, and the like. A schedule may be created.
  • the management device 200 transmits the suppression control information (instruction of the output power generation amount) to the control device 110 connected to the power generation device 120 to be suppressed according to the created PV suppression schedule.
  • the control device 110 determines how to execute the content instructed by the suppression control information based on the suppression control information and the chargeable amount of the connected storage battery 115a.
  • a suppression execution plan is formulated (step S005).
  • the control device 110 instructs the power generation device 120 and the storage battery 115a to execute charging of the storage battery 115a first.
  • the management apparatus 200 instructs
  • the suppressed power generation amount instructed to the power generation device 120 is a value obtained by subtracting the amount charged in the storage battery 115a from the suppressed power generation amount instructed from the management device 200.
  • the control device 110 may display on the display unit 113 that the charging to the power storage device 115a is started because the suppression control is performed.
  • the user can recognize that the power generation device 120 has been subjected to the suppression control, and that it is not affected by the suppression control due to the charging of the storage battery 115a.
  • a message for confirming to the user whether the charging of the power storage device 115a may be started may be displayed on the display unit 113.
  • FIG. 8 is a diagram illustrating an example of a suppression execution plan formulation process by the control device 110.
  • FIG. 8 shows the flow of the process of formulating a suppression execution plan when the instruction based on the suppression control information from the management apparatus 200 is “a suppression rate”.
  • control device 110 acquires storage battery information from the storage unit 1112 (step S003-1).
  • control device 110 calculates the chargeable amount of the storage battery by subtracting the charged capacity from the rated capacity (maximum chargeable capacity) of the storage battery (step S003-2). Note that steps S003-1 and S003-2 correspond to step S003 in FIG.
  • the control device 110 calculates the suppression power (instruction suppression power) instructed from the management device 200 using the suppression rate included in the suppression control information (step S005-1).
  • the instruction suppression power can be calculated by multiplying the capacity (rated capacity) of the power generation device to be suppressed by the suppression rate. For example, when 30% suppression rate is instructed to 10 kW PV, it is instructed to suppress the output of 3 kW and reduce the output to 7 kW.
  • step S005-2 the control device 110 confirms whether or not the chargeable amount of the storage battery calculated in step S003-2 is 0 or more (step S005-2).
  • the subsequent processing charge instruction to the storage battery
  • the power generation device 120 alone is suppressed (to step S005-5).
  • the value to be compared with the chargeable amount of the storage battery may not be zero.
  • it can be compared with a predetermined value such as 5% or 10% of the rated capacity (maximum chargeable capacity) of the storage battery. By doing in this way, the frequency
  • the control device 110 recalculates the suppression rate (suppression control rate) instructed to the power generation device 120 using the chargeable amount (step S005-3). Specifically, the control device 110 uses the suppression power (instruction suppression power) calculated in step S005-1, the chargeable amount, and the charging efficiency of the storage battery 115a, using the following formula [Equation 1], Can be calculated. In addition, since the value of charging efficiency is calculated
  • required by the kind and storage current value of the storage battery 115a, what is necessary is just to calculate in advance. Of course, it may be calculated that charging efficiency 1 (100%) assuming that there is no charging loss.
  • Control device 110 transmits a power storage command to power generation device 120 and storage battery 115a using the chargeable amount obtained in step S003-2 (step S005-4).
  • control device 110 transmits suppression control information that instructs suppression control to the power generation device 120 based on the suppression rate after recalculation obtained in step S005-3 (step S005-5; suppression control information transmission).
  • control apparatus 110 here is the control apparatus 110b of FIG. 5, it can replace with suppression in the electric power generating apparatus 120, and can also consume electric power with the heat pump utilization apparatus 215b. Even if power consumption is performed by the heat pump using device 215b, if the power to be suppressed still occurs, the suppression control by the power generator 120 can be used together.
  • steps S005-1 to S005-5 correspond to steps S005 and after in FIG.
  • steps S005-1 to S005-5 the storage battery is charged prior to the suppression control of the power generation device 120.
  • the suppression control of the power generation device 120 may be performed first. Moreover, you may perform both simultaneously in parallel.
  • FIG. 9 illustrates the relationship between the instruction suppression power, the chargeable amount, and the suppression rate calculated in the process of FIG. 8 (however, charging efficiency is not considered in order to simplify the explanation).
  • FIG. 9 an example in which 50% suppression control is instructed from a management device 200 to a certain power generation device 120 is illustrated.
  • the chargeable amount is obtained by subtracting the charged capacity from the storage battery capacity (rated capacity).
  • the information shown in FIG. 9, the content of the prepared suppression execution plan, and the current control content may be displayed on the display unit 113 of the control device 110.
  • the display unit 113 may display “Suppression control information received (X time elapses): Suppressed by charging of power storage device”, “Receiving suppression control information: Suppressed by consumption by load device”. Conceivable.
  • the output of 50% of the power generation apparatus originally had to be reduced by 50%.
  • 25% of the electric power is stored in the storage battery 115a, it can be used at night.
  • a value of 50% can be returned as an answer back (suppression execution report) for transmission of suppression control information from the management apparatus 200 shown in FIG. This is because the electric power flowing from the power generator 120 to the power system side is actually suppressed to 50%. For this reason, it becomes possible to minimize the situation where power generation is not possible even under circumstances where output suppression is made constant or output suppression is obligated under a certain rule that defines an upper limit of suppression. .
  • virtual suppression control can be realized by using power storage devices such as the storage batteries 115a and EV 115b and load devices such as heat pump devices. If the storage battery chargeable amount is equal to or greater than the suppression power (instruction suppression power) calculated in step S005-1, the total suppression power can be used for charging the storage battery 115a. Can be used. For this reason, it is considered that the present invention can contribute to the popularization of power storage devices in the future situation where the supply of renewable energy becomes excessive.
  • the present invention is not limited to the above-described embodiments, and further modifications, substitutions, and adjustments are possible without departing from the basic technical idea of the present invention.
  • the network configuration, the configuration of each element, and the expression form of a message shown in each drawing are examples for helping understanding of the present invention, and are not limited to the configuration shown in these drawings.
  • each device performs an answerback on the received message, but the answerback may be omitted.
  • control device 110 performs charging of power storage device 115 and consumption of power at the load device based on a control instruction acquired from the power system.
  • control device 110 may request the management device 200 to transmit a suppression instruction, and the control device 110 may receive the request.
  • the EMS and the HEMS have been described as functioning as a control device.
  • the EMS 900 and the control device 110 may be independent.
  • the control device 110 transmits a power generation suppression instruction and a charging instruction to the EMS 900.
  • the control apparatus 110 transmits the suppression control information received from the power system side to the EMS 900 in the configuration illustrated in FIG. 11, and the EMS 900 controls the suppressed power generation amount and the storage amount based on the suppression control information as in the above-described embodiment. It is good also as adjusting.
  • the EMS 900 functions as the control device 110 described above.
  • the power generation device has been described with an example assuming a solar power generation device, but the present invention is a power generation device that generates power using renewable energy such as wind power, hydraulic power, tide, and geothermal heat.
  • renewable energy such as wind power, hydraulic power, tide, and geothermal heat.
  • the present invention can be similarly applied to a case where a configuration in which these are mixed is provided.
  • a power storage device storage battery
  • a load device such as a heat pump device
  • the power storage device storage battery
  • all or part of the power to be suppressed can be consumed by the load device.
  • the load device itself cannot store electricity or the like, but it is possible to obtain the same effect by storing the electric power by converting it into heat energy or potential energy using a heat pump device or a pumping device.
  • the conversion of the energy is not essential, and home appliances and the like actually used by the user may be used as the load device as long as the timing of suppression and the demand of the user matches.
  • the controller is When the chargeable capacity of the power storage device is less than the suppression power generation amount instructed to be suppressed, the amount of charging to the power storage device and the amount of power charged in the power storage device is subtracted from the power generation amount instructed to be suppressed A power generation apparatus monitoring control system that executes suppression control of the power generation apparatus.
  • a load device capable of consuming the output power of the power generator The control device is a power generator monitoring control system that performs charging of the power storage device and power consumption in the load device.
  • a control device connected to at least one power generator; A management device communicably connected to the control device; A load device capable of consuming the output power of the power generation device,
  • the control device includes an acquisition unit that acquires a suppression instruction for the power generation device from the management device, Executing the consumption of the output power of the power generator at the load device based on the suppression instruction;
  • a power generator monitoring and control system In the power generator monitoring and control system of the sixth aspect, A power generator monitoring control system that executes consumption of output power of the power generator at the load device instead of output suppression control of the power generator according to the suppression instruction.
  • the control device transmits a suppression execution report for the suppression instruction to the management device,
  • the management device transmits the suppression implementation report to the power system side, Power generator monitoring control system.
  • the said control apparatus is a power generator monitoring control system which displays the implementation condition containing the execution apparatus information of the said suppression instruction
  • Control device 110, 110a, 110b, 110-1 to 110-m
  • Control device 113
  • Display unit 115
  • Power storage device 115a Storage battery 115b EV DESCRIPTION OF SYMBOLS
  • Power generator 200 Management apparatus 215
  • Load apparatus 215a Heat pump utilization apparatus 220
  • Management apparatus (child) 230
  • Management device (parent) 231
  • Upper-level bidirectional communication unit 232
  • Control unit 233
  • Management information storage unit 300
  • Power system 310
  • Central power supply system (medium supply system)
  • Power System Manager 320 Power Distribution Automation System (Distribution System)
  • 900 EMS 1101 Acquisition Unit 1103
  • Control Unit 1111 Control Unit 1112 Storage Unit 1310 Communication Device 1311 Input Device 1312 Output Device 1320

Abstract

La présente invention permet d'obtenir une utilisation efficace de l'énergie pouvant être générée. L'invention concerne un système de commande de surveillance de dispositif de génération d'énergie qui comprend : un dispositif de commande qui est connecté à au moins un dispositif de génération d'énergie ; un dispositif de gestion qui est connecté de façon à communiquer avec le dispositif de commande ; un dispositif de stockage d'énergie qui peut être chargé par l'énergie fournie par le dispositif de génération d'énergie. Le dispositif de commande est pourvu d'un moyen d'acquisition qui obtient, auprès du dispositif de gestion, une instruction de limitation pour le dispositif de génération d'énergie. Le dispositif de commande exécute la charge du dispositif de stockage d'énergie sur la base de l'instruction de limitation.
PCT/JP2015/077731 2015-03-31 2015-09-30 Système de commande de surveillance de dispositif de production d'énergie, dispositif et procédé de commande WO2016157576A1 (fr)

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WO2020012835A1 (fr) * 2018-07-09 2020-01-16 パナソニックＩｐマネジメント株式会社 Système et procédé de commande
WO2021005675A1 (fr) * 2019-07-08 2021-01-14 東芝三菱電機産業システム株式会社 Procédé de commande de réglage d'équilibre d'énergie et dispositif de commande de réglage

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WO2021005675A1 (fr) * 2019-07-08 2021-01-14 東芝三菱電機産業システム株式会社 Procédé de commande de réglage d'équilibre d'énergie et dispositif de commande de réglage
JP6842814B1 (ja) * 2019-07-08 2021-03-17 東芝三菱電機産業システム株式会社 エネルギーバランス調整制御方法及び調整制御装置

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