WO2018225458A1 - Système de gestion de groupe, système de gestion de puissance, procédé de réception et programme - Google Patents

Système de gestion de groupe, système de gestion de puissance, procédé de réception et programme Download PDF

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Publication number
WO2018225458A1
WO2018225458A1 PCT/JP2018/018576 JP2018018576W WO2018225458A1 WO 2018225458 A1 WO2018225458 A1 WO 2018225458A1 JP 2018018576 W JP2018018576 W JP 2018018576W WO 2018225458 A1 WO2018225458 A1 WO 2018225458A1
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WIPO (PCT)
Prior art keywords
management system
power
storage system
power storage
request
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PCT/JP2018/018576
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English (en)
Japanese (ja)
Inventor
工藤　貴弘
篠崎　聡
杉本　敏
Original Assignee
パナソニックＩｐマネジメント株式会社
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Publication of WO2018225458A1 publication Critical patent/WO2018225458A1/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
    • H02J3/28—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
    • H02J13/00—Circuit 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
    • 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
    • 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
    • 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
    • Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20—Smart grids as enabling technology in buildings sector
    • 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
    • Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages

Definitions

  • the present disclosure relates to a group management system that manages power, a power management system, a reception method, and a program.
  • the equipment installed in the consumer is controlled by the control device.
  • Devices include, for example, distributed power sources such as solar cells, storage batteries, and fuel cells, and home appliances.
  • a control device is connected to a host smart server.
  • the smart server comprehensively manages a plurality of consumers (see, for example, Patent Document 1).
  • the power storage system connected to the power grid in the consumer is controlled by the power management system.
  • the power storage system can be controlled from the group management system. .
  • the present disclosure has been made in view of such a situation, and an object thereof is to provide a technique for transmitting information related to a power storage system between a group management system and a power management system.
  • a group management system is a group management system connected to a power management system that controls an operation of a power storage system installed in a consumer.
  • the information processing apparatus Prior to transmitting the request, includes a receiving unit that receives information about the power storage system from the power management system, and a processing unit that executes processing based on the information received by the receiving unit.
  • the information related to the power storage system includes information related to the adjustment amount of the power storage system in response to a request from outside the consumer.
  • This power management system controls the operation of a power storage system installed in a consumer, and is a power management system connected to a group management system.
  • the power generation system generates information related to the power storage system, and the power generation system generates the power generation system.
  • a transmission unit that transmits the information to the group management system.
  • the information related to the power storage system includes information related to the adjustment amount of the power storage system in response to a request from outside the consumer.
  • Still another aspect of the present disclosure is a reception method.
  • This method is a reception method in a group management system that is connected to a power management system that controls the operation of a power storage system installed in a consumer.
  • information on the power storage system is stored in the power management system.
  • the information related to the power storage system includes information related to the adjustment amount of the power storage system in response to a request from outside the consumer.
  • information related to the power storage system can be transmitted between the group management system and the power management system.
  • FIG. 1 is a diagram illustrating a configuration of a VPP system according to Embodiment 1.
  • FIG. It is a figure which shows the structure of the consumer of FIG. It is a figure which shows the structure of the 1st group management system server of FIG. 1, a 1st power management system server, and a 2nd power management system server.
  • FIGS. 4A to 4I are diagrams showing message formats used in the group management system server of FIG. It is a figure which shows the process outline
  • FIGS. 6A to 6F are diagrams showing other message formats used in the group management system server of FIG. 7A to 7D are diagrams showing various arrangements of the power management system server in the VPP system of FIG.
  • FIGS. 9A to 9B are diagrams illustrating an outline of processing of the power management system server according to the second embodiment.
  • FIGS. 10A to 10D are diagrams illustrating message formats used in the group management system server according to the second embodiment. It is a figure which shows the fluctuation
  • FIG. It is a figure which shows the fluctuation speed defined in the power management system server which concerns on Example 3.
  • FIG. 13A to 13D are diagrams illustrating message formats used in the group management system server according to the third embodiment.
  • FIGS. 14A to 14C are diagrams illustrating message formats used in the group management system server according to the fourth embodiment.
  • FIG. 10 is a sequence diagram illustrating a processing procedure in a VPP system according to a fourth embodiment.
  • the embodiment relates to VPP (Virtual Power Plant) that integrates and controls devices such as small-scale photovoltaic power generation systems, power storage systems, fuel cell systems, and the like, and power demand control.
  • the VPP controls devices such as a photovoltaic power generation system, a power storage system, and a fuel cell system via a network, thereby causing them to function as a single power plant.
  • devices such as a photovoltaic power generation system, a power storage system, and a fuel cell system are installed in each consumer.
  • the consumer is a facility that is supplied with electric power from an electric power company or the like, such as a house, an office, a store, a factory, or a park. Such consumer equipment is controlled by a power management system.
  • the power management system discharges the power storage system during a time period when the amount of power consumed by the consumer is large, or charges the power storage system at night when the electricity charge of the power system is low.
  • the group management system is connected to a host system that is an aggregator that integrates a plurality of group management systems.
  • VPP is a combination of a host system and a group management system with devices such as a power storage system installed in a consumer.
  • the host system trades electric power in the market or with a contract with a business operator.
  • the host system provides a coordinating power concentrated in the power trading market, the power transmission / distribution department of the power company, the retail electric utility, and the like. Therefore, the host system determines the adjustment power to be provided to the market or each business operator, and distributes the adjustment power to each group management system.
  • Each group management system further distributes adjustment power to each consumer.
  • the group management system instructs each of the plurality of power management systems to perform control so as to sell or buy power in response to a request from the host system. For example, the group management system requests the power management system to perform control so as to discharge the power storage system or suppress power consumption in the consumer when the power generated at the power plant is tight.
  • the VPP includes a group management system and equipment, and the group management system trades power in the market or in a contract with a business operator.
  • a plurality of power management systems are connected to the group management system, and one or more power storage systems are connected to each power management system, so that these are arranged hierarchically.
  • the power management system may not be able to execute processing according to the request. For example, this is a case where the amount of discharge requested from the group management system is not stored in the power storage system.
  • the power management system reports to the group management system that the processing according to the request cannot be performed. However, if such processing increases, the processing efficiency decreases.
  • FIG. 1 shows a configuration of a VPP system 100 according to the first embodiment.
  • the VPP system 100 is generically referred to as a first group management system server 12a, a second group management system server 12b, an Mth group management system server 12m, and a power management system server 14 collectively referred to as a host system server 10 and a group management system server 12.
  • First power management system server 14a, second power management system server 14b, and Nth power management system server 14n is installed in the first consumer 16a
  • the second power management system server 14b is installed in the second consumer 16b
  • the Nth power management system server 14n is the Nth consumer 16n.
  • the first consumer 16a, the second consumer 16b, and the Nth consumer 16n are collectively referred to as the consumer 16.
  • the number of group management system servers 12 is not limited to “M”, and the number of power management system servers 14 and consumers 16 is not limited to “N”.
  • the consumer 16 is, for example, a detached house, an apartment house such as a condominium, a store such as a convenience store or a supermarket, a commercial facility such as a building, and a factory. It is a facility.
  • the consumer 16 is installed with devices such as an air conditioner (air conditioner), a television receiver (television), a lighting device, a power storage system, and a heat pump water heater. These devices are connected to an electric power system of an electric power company or the like, thereby receiving commercial power and consuming electric power.
  • a device that is assumed to have a relatively large reduction in power consumption is useful, but a device that is assumed to have a large reduction amount may be used.
  • the device may include a renewable energy power generation device such as a solar cell system or a fuel cell system.
  • the power management system server 14 is a computer for executing processing of the power management system, and is installed in the customer 16, for example.
  • the power management system server 14 has a function as, for example, a HEMS (Home Energy Management System) controller. Therefore, the power management system server 14 can communicate with various devices in the customer 16 by HAN (Home Area Network), and controls these devices.
  • the power management system server 14 controls the operation of the power storage system, for example, discharging and charging. Further, the power management system server 14 may control the interconnection between the equipment installed in the consumer 16 and the power system.
  • the power management system server 14 disconnects the device and the power system at the time of a power failure, and connects the device and the power system at the time of power recovery.
  • the group management system server 12 is a computer for executing processing of the group management system.
  • the group management system server 12 manages the plurality of power management system servers 14 by connecting the plurality of power management system servers 14. As a result, the group management system server 12 comprehensively manages a plurality of devices connected to each of the plurality of power management system servers 14.
  • the plurality of group management system servers 12 are connected to the host system server 10.
  • the host system server 10 is a computer for executing processing of a host system that is an aggregator. As described above, the VPP including the host system and the group management system trades power in the market or with a contractor through a relative contract, and the host system server 10 sends a request corresponding to the contract to the group management system server 12. Output.
  • One group management system server 12 may be connected to a plurality of higher system servers 10.
  • the group management system server 12 consumes the power discharged from the power storage system in the consumer 16 or suppresses the power consumption in the consumer 16.
  • the power management system server 14 is controlled.
  • the group management system server 12 increases the charge to the power storage system or the demand in the customer 16
  • the power management system server 14 is controlled so as to increase the power consumption.
  • FIG. 2 shows the configuration of the customer 16.
  • the customer 16 is provided with a power system 30, a smart meter 32, a distribution board 34, a load 36, a solar cell system 38, a power storage system 40, a power management system server 14, for example, a first power management system server 14a.
  • the solar cell system 38 includes a PV (Photovoltaics) 200, a PV DC (Direct Current) / DC202, and a PV DC / AC (Alternating Current) 204
  • the power storage system 40 includes an SB (Storage Battery) 210, an SB. DC / DC 212, bidirectional DC / AC inverter 214, and control device 216.
  • the control device 216 includes a receiving unit 400 and a processing unit 402.
  • a group management system server 12 for example, the first group management system server 12 a is connected to the first power management system server 14 a via the network 18.
  • the second power management system server 12b may be connected to the first power management system server 14a via the network
  • the smart meter 32 is connected to the power system 30 and is a digital watt-hour meter.
  • the smart meter 32 can measure the power amount of the tidal current entering from the power system 30 and the power amount of the reverse power flowing out to the power system 30.
  • the smart meter 32 has a communication function and can communicate with the power management system server 14.
  • PV200 is a solar cell and a renewable energy power generation device.
  • the PV 200 uses the photovoltaic effect to convert light energy directly into electric power.
  • As the solar cell a silicon solar cell, a solar cell made of a compound semiconductor, a dye-sensitized type (organic solar cell), or the like is used.
  • the PV 200 is connected to the PV DC / DC 202 and outputs the generated DC power to the PV DC / DC 202.
  • PV DC / DC 202 is a DC-DC converter, which converts DC power output from PV 200 into DC power having a desired voltage value, and outputs the converted DC power to PV DC / AC 204.
  • the PV DC / DC 202 is constituted by, for example, a boost chopper.
  • the PV DC / DC 202 is controlled by MPPT (Maximum Power Point Tracking) so that the output power of the PV 200 is maximized.
  • the PV DC / AC 204 is a DC-AC inverter, converts the DC power output from the PV DC / DC 202 into AC power, and outputs the AC power to the distribution line 42.
  • the distribution line 42 connects the smart meter 32 and the distribution board 34, and branches from the intersection P between them to connect the DC / AC 204 for PV.
  • the distribution board 34 is connected to the distribution line 42 and to the load 36.
  • the distribution board 34 supplies power to the load 36.
  • the load 36 is a device that consumes electric power supplied via the distribution line 42.
  • the load 36 includes devices such as a refrigerator, an air conditioner, and lighting.
  • one load 36 is connected to the distribution board 34, but a plurality of loads 36 may be connected to the distribution board 34.
  • SB210 is a storage battery capable of charging and discharging electric power, and includes a lithium ion storage battery, a nickel hydride storage battery, a lead storage battery, an electric double layer capacitor, a lithium ion capacitor, and the like.
  • the SB 210 is connected to the DC / DC 212 for SB.
  • the SB DC / DC 212 is a DC-DC converter, and performs conversion between the DC power on the SB 210 side and the DC power on the bidirectional DC / AC inverter 214 side.
  • the bidirectional DC / AC inverter 214 is connected between the SB DC / DC 212 and the distribution board 34.
  • the bidirectional DC / AC inverter 214 converts AC power from the distribution board 34 into DC power, and outputs the converted DC power to the SB DC / DC 212.
  • the bidirectional DC / AC inverter 214 converts the DC power from the SB DC / DC 212 into AC power and outputs the converted AC power to the distribution board 34. That is, the SB 210 is charged and discharged by the bidirectional DC / AC inverter 214.
  • Such control of the bidirectional DC / AC inverter 214 is performed by the control device 216.
  • the PV 200, the PV DC / DC 202, and the PV DC / AC 204 may be integrally formed, and even in that case, they are referred to as the solar cell system 38.
  • the SB 210, the SB DC / DC 212, the bidirectional DC / AC inverter 214, and the control device 216 may be stored in one housing. Even in this case, this is referred to as the power storage system 40.
  • the first power management system server 14a is connected to the smart meter 32, the solar cell system 38, and the power storage system 40 via a network such as HAN, and can communicate with each of them.
  • a network such as HAN
  • the first power management system server 14 a is also connected to the first group management system server 12 a and the second group management system server 12 b via the network 18.
  • FIG. 3 is used here.
  • FIG. 3 shows the configuration of the first group management system server 12a, the first power management system server 14a, and the second power management system server 14b.
  • the first group management system server 12a includes a reception unit 410, a processing unit 412, a generation unit 414, and a transmission unit 416.
  • the first power management system server 14a includes a service cooperation unit 300 and a control unit 302.
  • the service cooperation unit 300 includes a reception unit 510, a processing unit 512, a generation unit 514, and a transmission unit 516.
  • the second power management system server 14b has the same configuration as the first power management system server 14a.
  • the service cooperation unit 300 and the control unit 302 of the first power management system server 14a may be simply referred to as “service cooperation unit 300” and “control unit 302”. In the following, these configurations will be described in the order of (1) collection of adjustment amounts and (2) adjustment instructions.
  • the generation unit 414 of the first group management system server 12a receives information on the presence or absence of a function for transmitting information on the adjustment amount of the power storage system 40 in response to a request from outside the customer 80. A message for requesting the server 14a is generated.
  • the first power management system server 14a is installed in the first consumer 16a. Since the load 36 is installed in the first consumer 16 a as shown in FIG. 2, the electric power stored in the power storage system 40 is used in the load 36.
  • the amount of power or power to be discharged or charged for the load 36 is referred to as “consumption in the first consumer 16a”.
  • the amount of electric power or power excluding the consumption in the first consumer 16a from the amount of electric power or the electric power that can be discharged or charged by the electric storage system 40 or the electric power is the above-mentioned “adjustment amount of the electric storage system 40 with respect to the request from outside the consumer 80”. It corresponds to.
  • the first power management system server 14a grasps the “consumption within the first consumer 16a” and the “adjustment amount of the power storage system 40 in response to a request from outside the consumer 80” by communicating with the control device 216. . On the other hand, if there is a power management system server 14 having a function of transmitting the “adjustment amount of the power storage system 40 with respect to a request from outside the customer 80” to the group management system server 12, there is also a power having no transmission function. There is also a management system server 14. In order for the first group management system server 12a to check whether or not the first power management system server 14a has such an information transmission function, the generation unit 414 generates the aforementioned message.
  • FIGS. 4A to 4I are diagrams showing message formats used in the group management system server 12.
  • FIG. 4A in the message, a data field is arranged after the message type field.
  • the message type field indicates the message type, and the data field indicates the data to be notified.
  • the message type field indicates a transmission function presence / absence request
  • the data field indicates “the presence / absence of a function for transmitting information related to the adjustment amount of the power storage system 40 in response to a request from outside the customer 80”.
  • 4 (b)-(i) will be described later, and the processing returns to FIG.
  • the generation unit 414 outputs a transmission function presence / absence request message to the transmission unit 416.
  • the transmission unit 416 transmits a transmission function presence / absence request message to the first power management system server 14a.
  • the reception unit 510 of the service cooperation unit 300 receives a message indicating whether a transmission function is present.
  • the processing unit 512 recognizes that the transmission function presence / absence request is based on the message type field, and, based on the data field, “transmits the adjustment amount of the power storage system 40 in response to a request from outside the customer 80. Recognize that “function presence / absence” should be notified. Here, it is assumed that there is a transmission function.
  • the generation unit 514 generates a message for responding to the transmission function presence / absence request.
  • the format of the message is shown as in FIG. 4B, the message type field indicates a transmission function presence / absence response, and the data field indicates that the transmission function is present.
  • FIG. 4B The format of the message is shown as in FIG. 4B, the message type field indicates a transmission function presence / absence response, and the data field indicates that the transmission function is present.
  • the generation unit 514 outputs a transmission function presence / absence response message to the transmission unit 516.
  • the transmitting unit 516 transmits a transmission function presence / absence response message to the first group management system server 12a.
  • the receiving unit 410 of the first group management system server 12a receives a transmission function presence / absence response message from the first power management system server 14a. This corresponds to receiving information on the presence or absence of a function for transmitting information on the adjustment amount of the power storage system 40 in response to a request from outside the customer 80.
  • the processing unit 412 recognizes that there is a transmission function presence / absence response based on the message type field, and recognizes that the first power management system server 14a has a transmission function based on the data field. To do.
  • the generation unit 414 first stores information on the adjustment amount of the power storage system 40 in response to a request from outside the customer 80.
  • a message for requesting the power management system server 14a is generated.
  • the format of the message is the same as in FIG. 4A, but the adjustment amount request is shown in the message type field, and the adjustment amount of the power storage system 40 for the request from outside the customer 80 is shown in the data field. It is.
  • the generation unit 414 outputs an adjustment amount request message to the transmission unit 416.
  • the transmission unit 416 transmits an adjustment amount request message to the first power management system server 14a.
  • the reception unit 510 of the service cooperation unit 300 receives the adjustment amount request message.
  • the processing unit 512 recognizes that the request is for an adjustment amount based on the message type field, and notifies the “adjustment amount of the power storage system 40 for a request from outside the customer 80” based on the data field. Recognize that it should be.
  • FIG. 5 shows a processing outline of the first power management system server 14a.
  • FIG. 2 a situation is assumed in which the first power management system server 14a is connected to the second group management system server 12b while being connected to the first group management system server 12a.
  • the amount of power or power in “consumption in the first consumer 16a” or the like is represented by a dimensionless value.
  • the potential of the power storage system 40 managed by the first power management system server 14a is indicated as “100”.
  • the consumption within the first consumer 16a is assumed to be “40”.
  • the first power management system server 14a contracts with the second group management system server 12b for adjustment of “20”.
  • such a contract is referred to as a “second group management system contract”.
  • the processing unit 512 manages the potential “100” of the power storage system 40, the consumption “40” in the first consumer 16a, and the second group management system contract “20”.
  • the processing unit 512 calculates an adjustment amount that can be provided by the power storage system 40 to the first group management system server 12a as an adjustment amount of the power storage system 40 in response to a request from outside the customer 80.
  • “40” is calculated by subtracting the consumption “40” in the first consumer 16a and the second group management system contract “20” from the potential “100” of the power storage system 40.
  • the generation unit 514 generates a message for responding to the adjustment amount request.
  • the message format is as shown in FIG. 4 (d)
  • the adjustment type response is shown in the message type field
  • the power storage system 40 can be provided to the first group management system server 12a in the data field.
  • An adjustment amount “40” is indicated.
  • This adjustment amount is indicated as a value that can be discharged or charged by the power storage system 40.
  • a value that can be discharged or charged may be indicated in units of electric power (kWh) and electric power (kW).
  • the discharge is possible up to 2 kW, the adjustable amount may be different between the charge side and the discharge side so that the charge is possible up to 1.5 kW.
  • the generation unit 514 outputs an adjustment amount response message to the transmission unit 516.
  • the transmission unit 516 transmits an adjustment amount response message to the first group management system server 12a.
  • the receiving unit 410 of the first group management system server 12a receives an adjustment amount response message from the first power management system server 14a. This is equivalent to receiving information on the amount of adjustment of the power storage system 40 in response to a request from outside the customer 80 as information on the power storage system 40.
  • the processing unit 412 recognizes that the response is an adjustment amount response based on the message type field, and the adjustment amount that the power storage system 40 can provide to the first group management system server 12a based on the data field. Is “40”.
  • the processing described so far is similarly performed for the second power management system server 14b. Therefore, the processing unit 412 provides the first group management system server 12a with the adjustment amount that the power storage system 40 of the first power management system server 14a can provide and the power storage system 40 of the second power management system server 14b. Manage possible adjustments.
  • the “adjustment amount that the power storage system 40 can provide to the first group management system server 12a” is “adjustment amount of the power storage system 40 in response to a request from outside the customer 80”. Included in the message.
  • the “adjustment amount of the power storage system 40 for a request from outside the customer 80” included in the adjustment amount response message may be other information. Other information is shown below.
  • Information regarding the adjustment amount provided by the power storage system 40 other than the first power management system server 14a may be used as information regarding the adjustment amount of the power storage system 40 in response to a request from outside the customer 80. In the case of the above example, this corresponds to the consumption “40” in the first consumer 16a and the second group management system contract “20”.
  • the message format in this case is shown in FIG.
  • the data field includes the potential “100” of the power storage system 40 and the adjustment amounts “40” and “20” provided by the power storage system 40 other than the first power management system server 14a.
  • the processing unit 412 of the first group management system server 12a subtracts “40” in the first consumer 16a and the second group management system contract “20” from the potential “100” of the power storage system 40 to obtain “40”. Is calculated.
  • an unadjustable amount of the power storage system 40 in response to a request from the first power management system server 14a may be used. In the case of the above-described example, this corresponds to “60” obtained by adding the consumption “40” in the first consumer 16a and the second group management system contract “20”.
  • the message format in this case is shown in FIG.
  • the data field includes a potential “100” of the power storage system 40 and an unadjustable amount “60” of the power storage system 40 in response to a request from the first power management system server 14a.
  • the processing unit 412 of the first group management system server 12a subtracts the uncontrollable amount “60” of the power storage system 40 for the request from the first power management system server 14a from the potential “100” of the power storage system 40. 40 "is calculated.
  • the first power management system server 14a may indicate that adjustment is not possible in the information regarding the adjustment amount of the power storage system 40 with respect to a request from outside the customer 80.
  • the message format in this case is shown in FIG.
  • the data field contains information about non-adjustment.
  • D In the information regarding the adjustment amount of the power storage system 40 in response to a request from the outside of the customer 80, a time during which the power storage system 40 can perform charging or discharging may be indicated.
  • the message format in this case is shown in FIG.
  • the data field includes an adjustable amount “40” and a time “12: 00-14: 00” during which the power storage system 40 can perform charging or discharging.
  • the information regarding the adjustment amount of the power storage system 40 in response to a request from outside the customer 80 may indicate a time during which the power storage system 40 cannot perform charging or discharging.
  • the format of the message in this case is as shown in FIG.
  • the data field includes information relating to non-adjustment and a time “12: 00-14: 00” during which the power storage system 40 cannot perform charging or discharging.
  • the information (A) to (E) may be used in the second power management system server 14b.
  • the processing unit 412 generates a request for the power storage system 40 based on the adjustment amount of the power storage system 40 in response to a request from outside the customer 80 in response to a request from the host system server 10.
  • the request for the power storage system 40 is, for example, a request for adjustment in the power storage system 40 and instructs discharging or charging.
  • the processing unit 412 outputs a request for adjustment in the power storage system 40 to the generation unit 414.
  • the generation unit 414 generates a message for requesting the first power management system server 14a to adjust the power storage system 40.
  • FIGS. 6A to 6F show other message formats used in the group management system server 12.
  • an adjustment request is shown in the message type field, and an increase in the discharge amount ⁇ is shown in the data field.
  • This is an instruction to increase the discharge from the power storage system 40, and the magnitude ⁇ of the increase is also shown. It may be an instruction to reduce the discharge from the power storage system 40, and the magnitude of the decrease may be indicated.
  • the generation unit 414 outputs an adjustment request message to the transmission unit 416.
  • the transmission unit 416 transmits an adjustment request message to the first power management system server 14a.
  • the receiving unit 510 of the service cooperation unit 300 receives the adjustment request message.
  • the processing unit 512 recognizes that the adjustment request is based on the message type field, and recognizes that the power storage system 40 is controlled so that “the discharge amount ⁇ increases” based on the data field. .
  • the processing unit 512 controls the power storage system 40 through the control unit 302 so that “the discharge amount ⁇ increases”.
  • the control unit 302 executes processing for realizing cooperation with devices installed in the customer 16, for example, the smart meter 32, the solar cell system 38, and the power storage system 40. Through the cooperation, the control unit 302 collects information from the device and controls the device.
  • communication between the control unit 302 and each device is performed by a method according to a predetermined protocol.
  • the predetermined protocol is, for example, “ECHONET Lite” or “ECHONET”. However, the predetermined protocol is not limited to these.
  • the receiving unit 400 of the control device 216 in FIG. 2 receives a message regarding an adjustment request in the power storage system 40 from the first power management system server 14a.
  • the format of the message may be the same as that in FIG.
  • the processing unit 402 controls the operation of the power storage system 40 based on the message received by the receiving unit 400. Since a known technique may be used for the control, the description is omitted here.
  • the control device 216 may transmit a message of adjustment completion to the first power management system server 14a.
  • the generation unit 514 When the processing in the processing unit 512 is completed, the generation unit 514 generates a message for reporting the control performance of the power storage system 40 to the first group management system server 12a.
  • the format of the message is shown as in FIG.
  • An adjustment report is shown in the message type field, and the completion of adjustment is shown in the data field.
  • the generation unit 514 reports a notification that the power storage system 40 cannot be adjusted to the first group management system server 12a. Is generated.
  • the format of the message is shown as in FIG. The data field indicates non-adjustable.
  • the generation unit 514 When the adjustment in the power storage system 40 is not completed by the control by the control device 216, the generation unit 514 generates a message for reporting the contents that can be adjusted by the power storage system 40 to the first group management system server 12a. Also good.
  • the message format is shown in FIGS. 6 (e)-(f).
  • the data field of FIG. 6 (e) indicates that adjustment is impossible and that the discharge amount ⁇ is possible. ⁇ ⁇ .
  • the data field of FIG. 6 (f) indicates that adjustment is not possible, and that it is possible if 15: 00-17: 00.
  • the generation unit 514 outputs an adjustment report message to the transmission unit 516.
  • the transmission unit 516 transmits an adjustment report message to the first group management system server 12a.
  • the receiving unit 410 of the first group management system server 12a receives the adjustment report message from the first power management system server 14a.
  • the processing unit 412 recognizes that the report is an adjustment report based on the message type field, and recognizes completion of adjustment, adjustment impossible, contents that can be adjusted by the power storage system 40, and the like based on the data field.
  • the processing described so far is similarly performed for the second power management system server 14b. Therefore, the processing unit 412 requests adjustment of the power storage system 40 to each of the first group management system server 12a and the second group management system server 12b.
  • the subject of the apparatus, system, or method in the present disclosure includes a computer.
  • the computer executes the program, the main function of the apparatus, system, or method according to the present disclosure is realized.
  • the computer includes a processor that operates according to a program as a main hardware configuration.
  • the processor may be of any type as long as the function can be realized by executing the program.
  • the processor includes one or a plurality of electronic circuits including a semiconductor integrated circuit (IC) or an LSI (Large Scale Integration).
  • the plurality of electronic circuits may be integrated on one chip or provided on a plurality of chips.
  • the plurality of chips may be integrated into one device, or may be provided in a plurality of devices.
  • the program is recorded on a non-transitory recording medium such as a ROM, an optical disk, or a hard disk drive that can be read by a computer.
  • the program may be stored in advance in a recording medium, or may be supplied to the recording medium via a wide area communication network including the Internet.
  • FIGS. 7A to 7D show various arrangements of the power management system server 14 in the VPP system 100.
  • FIG. 7A shows a case where the power management system server 14 is arranged in the customer 16 and is the same as before.
  • the service cooperation unit 300 and the control unit 302 of the power management system server 14 are configured as separate devices, and only the control unit 302 is arranged in the customer 16. This is a case where it is arranged outside the house 16.
  • FIG. 7C shows a case where the power management system server 14 is arranged outside the customer 16 and a GW (Gateway) 20 is arranged in the customer 16.
  • the power management system server 14 and the GW 20 are connected, and a device (not shown) is connected to the GW 20.
  • FIG. 7D shows a case where the function of the power management system server 14 is included in the group management system server 12 and the GW 20 is arranged at the customer 16.
  • the group management system server 12 and the GW 20 are connected, and a device (not shown) is connected to the GW 20.
  • FIG. 8 is a sequence diagram showing a processing procedure in the VPP system 100.
  • the first group management system server 12a transmits a transmission function presence / absence request message to the first power management system server 14a (S10).
  • the first power management system server 14a transmits a transmission function presence / absence response message to the first group management system server 12a (S12).
  • the first group management system server 12a transmits an adjustment amount request message to the first power management system server 14a (S14).
  • the first power management system server 14a transmits an adjustment amount response message to the first group management system server 12a (S16).
  • the first group management system server 12a transmits a transmission function presence / absence request message to the second power management system server 14b (S18).
  • the second power management system server 14b transmits a transmission function presence / absence response message to the first group management system server 12a (S20).
  • the first group management system server 12a transmits an adjustment amount request message to the second power management system server 14b (S22).
  • the second power management system server 14b transmits an adjustment amount response message to the first group management system server 12a (S24).
  • the first group management system server 12a transmits an adjustment request message to the first power management system server 14a (S26), and transmits an adjustment request message to the second power management system server 14b (S28).
  • the first power management system server 14a transmits an adjustment report message to the first group management system server 12a (S30), and the second power management system server 14b transmits an adjustment report message to the first group management system server 12a. (S32).
  • the information about the power storage system 40 is received from the power management system server 14 before the request is transmitted to the power management system server 14, and therefore, between the group management system server 12 and the power management system server 14.
  • the information regarding the power storage system 40 can be transmitted.
  • information related to the power storage system 40 includes information related to the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16, information necessary for instructing adjustment can be collected.
  • the information related to the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16 includes information related to the adjustment amount that the power storage system 40 can provide to the main group management system server 12, the processing can be simplified. .
  • the degree of freedom of configuration It can be improved.
  • the information related to the adjustment amount of the power storage system 40 in response to a request from the outside of the customer 16 includes information related to the non-adjustable amount of the power storage system 40 in response to the request from the main group management system server 12, the degree of freedom in configuration is improved. it can.
  • the processing can be simplified.
  • the notification regarding the adjustment amount of the power storage system 40 with respect to the request from the outside of the consumer 16 includes the notification that the request cannot be adjusted, the subsequent processing can be executed.
  • the information regarding the adjustment amount of the power storage system 40 in response to a request from the outside of the customer 16 includes information regarding the time during which the power storage system 40 can perform charging or discharging, the subsequent processing can be executed.
  • the subsequent processing can be executed.
  • the process which follows this can be performed.
  • information for requesting information regarding the adjustment amount of the power storage system 40 after receiving information regarding the function of transmitting information regarding the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16 The processing efficiency can be improved.
  • requirement from the consumer 16 is transmitted as information regarding the electrical storage system 40
  • the information regarding the electrical storage system 40 between the group management system server 12 and the electric power management system server 14 Can be transmitted.
  • information related to the request for the power storage system 40 is transmitted to at least one of the plurality of power management system servers 14, information regarding the power storage system 40 can be transmitted between the group management system server 12 and the power management system server 14.
  • requirement with respect to the electrical storage system 40 includes the information regarding the adjustment request
  • the power management system server 14 is required to adjust the power storage system 40, the efficiency of adjustment of the power storage system 40 can be improved.
  • the information related to the output increase instruction or the decrease instruction from the power storage system 40 is transmitted, the output increase or decrease can be directly instructed.
  • the information related to the increase or decrease instruction of the output from the power storage system 40 includes the information related to the increase or decrease, the size can be directly specified.
  • the information related to the adjustment request in the power storage system 40 includes information related to the time when the power storage system 40 should perform charging or discharging, the efficiency of adjustment in the power storage system 40 can be further improved.
  • the operating state of the power storage system 40 can be grasped. Moreover, since the operation state of the electrical storage system 40 is grasped
  • requirement of adjustment in the electrical storage system 40 is received as information regarding the request
  • a group management system server 12 connected to a plurality of power management system servers 14 for controlling the operation of the power storage system 40;
  • a generating unit 414 that generates information about a request to the power storage system 40;
  • a transmission unit 416 that transmits the information generated in the generation unit 414 to at least one of the plurality of power management system servers 14;
  • the information related to the increase instruction or decrease instruction of the output from the power storage system 40 includes information related to the magnitude of increase or decrease.
  • the information related to the adjustment request in the power storage system 40 includes information related to a time at which the power storage system 40 should perform charging or discharging.
  • the information processing apparatus further includes a receiving unit 410 that receives, from the power management system server 14, information related to a control result of the power storage system 40 after information related to an adjustment request in the power storage system 40 is transmitted from the transmission unit 416. 6.
  • the group management system server 12 according to any one of items 1 to 5.
  • the group management system server 12 according to any one of items 1-1 to 1-5.
  • the information processing apparatus further includes a receiving unit 410 that receives from the power management system server 14 contents that can be adjusted by the power storage system 40 after information related to an adjustment request in the power storage system 40 is transmitted from the transmission unit 416.
  • the group management system server 12 according to any one of items 1-1 to 1-5.
  • requirement with respect to the said electrical storage system 40 contains the information regarding the request
  • a power storage system 40 connected to one of the plurality of power management system servers 14 connected to the group management system server 12, A receiving unit 400 that receives information about a request for the power storage system 40 from the power management system server 14; A processing unit 402 for controlling the operation of the power storage system 40 based on the information received by the receiving unit 400;
  • the information regarding the request for the power storage system 40 includes information regarding a request for adjustment in the power storage system 40.
  • requirement with respect to the said electrical storage system 40 contains the information regarding the request
  • the transmission method characterized by the above-mentioned.
  • a group management system server 12 connected to a power management system server 14 that controls the operation of a power storage system 40 installed in a consumer 16, A receiver 410 that receives information about the power storage system 40 from the power management system server 14 before transmitting a request to the power management system server 14; A processing unit 412 that executes processing based on information received by the receiving unit 410; The group management system server 12, wherein the information related to the power storage system 40 includes information related to an adjustment amount of the power storage system 40 in response to a request from outside the consumer 16.
  • the information regarding the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16 includes information regarding the adjustment amount that can be provided by the power storage system 40 to the main group management system server 12.
  • Item 2-3 Item 2-1 characterized in that the information related to the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16 includes information related to the adjustment amount provided by the power storage system 40 to other than the main group management system server 12.
  • Item 2-4 Item 2-1 is characterized in that the information related to the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16 includes information related to an unadjustable amount of the power storage system 40 in response to a request from the group management system server 12.
  • the information on the adjustment amount of the power storage system 40 in response to a request from the outside of the customer 16 includes information on the time during which the power storage system 40 can perform charging or discharging.
  • the group management system server 12 according to any one of the above.
  • the group management system server 12 according to any one of the above.
  • the receiving unit 410 receives, from the power management system server 14, information regarding the presence or absence of a function for transmitting information regarding the adjustment amount of the power storage system 40 in response to a request from outside the customer 16. To the group management system server 12 according to any one of 2-10.
  • the receiving unit 410 receives information related to having a function of transmitting information related to the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16, and then responds to a request from outside the consumer 16.
  • Item 13 The group management system server 12 according to Item 2-11, further comprising a transmission unit 416 that transmits information for requesting information on the adjustment amount of the power storage system 40.
  • a power management system server 14 that controls the operation of the power storage system 40 installed in the consumer 16 and is connected to the group management system server 12.
  • a generating unit 514 that generates information regarding the power storage system 40;
  • a transmission unit 516 that transmits the information generated in the generation unit 514 to the group management system server 12;
  • Example 2 Next, Example 2 will be described.
  • the second embodiment relates to VPP as in the first embodiment.
  • the second embodiment another example of information related to “the adjustment amount of the power storage system 40 with respect to a request from outside the customer 80” included in the adjustment amount response message will be described.
  • the configurations of the VPP system 100, the customer 16, the first group management system server 12a, the first power management system server 14a, and the second power management system server 14b according to the second embodiment are the same as those in FIGS. Type. Here, it demonstrates centering on the difference with Example 1.
  • FIG. 1 the configurations of the VPP system 100, the customer 16, the first group management system server 12a, the first power management system server 14a, and the second power management system server 14b according to the second embodiment are the same as those in FIGS. Type. Here, it demonstrates centering on the difference with Example 1.
  • FIGS. 9A to 9B show a processing outline of the power management system server 14 according to the second embodiment.
  • FIG. 9A shows an outline of discharging and charging of the power storage system 40 managed by the power management system server 14.
  • a state in which neither discharge nor charging is performed is defined as an origin “0”, a direction upward from the origin is “discharge”, and a direction downward from the origin is “charge”. Further, the discharge amount increases as it goes upward in discharging, and the charge amount increases as it goes down in charging.
  • the discharge amount When the electric power of the electric power system 30 is tight, it is preferable to increase the discharge amount if the discharge amount is “X1”. In addition, when the power of the power system 30 is tight, it is preferable to reduce the charge amount if the charge amount is in the “Y1” state. That is, in such a situation, increasing the discharge amount and decreasing the charge amount so as to progress upward have the same effect. Therefore, when the power of the power system 30 is tight, if the discharge amount cannot be increased, the charge amount may be decreased. On the other hand, if the charge amount cannot be decreased, the discharge amount may be increased.
  • the electric power of the power system 30 when the electric power of the power system 30 is surplus, it is preferable to reduce the discharge amount if the discharge amount is in the state of “X1”. Moreover, when the electric power of the electric power grid
  • FIGS. 10A to 10D show message formats used in the group management system server 12 according to the second embodiment.
  • the message type field indicates an adjustment amount response
  • the data field indicates that the charge amount A can be reduced, but the discharge amount cannot be increased.
  • the data field indicates that the discharge amount B can be reduced, but the charge amount cannot be increased.
  • the information regarding the adjustment amount of the power storage system 40 in response to a request from outside the customer 80 is information regarding whether or not the power storage system 40 can be charged and information regarding whether or not the power storage system 40 can be discharged. It can be said that there is.
  • FIG. 9B shows an outline of power selling and power purchase in the customer 16 managed by the power management system server 14.
  • the discharge described so far corresponds to an increase in power sales or a decrease in power purchase.
  • the power consumption of the load 36 is 3 kW and the power generation in the solar cell system 38 is 0 kW, and the power purchase is 3 kW, the power purchase will be reduced if it is discharged.
  • the power consumption of the load 36 is 1 kW and the power generation in the solar cell system 38 is 2 kW, when the power sale is 1 kW, the power sale increases if it is discharged.
  • charging corresponds to a decrease in power sales or an increase in power purchase.
  • the power of the power system 30 when the power of the power system 30 is tight, if the amount of power sold cannot be increased, the amount of power purchased may be decreased. On the other hand, if the amount of power purchased cannot be reduced, the amount of power sold may be increased. In addition, when the power of the power system 30 is surplus, if the amount of power sold cannot be reduced, the amount of power purchased may be increased. On the other hand, if the power purchase amount cannot be increased, the power sale amount may be decreased.
  • the generation unit 514 of the service cooperation unit 300 In order to notify the first group management system server 12a in FIG. 3 of such a situation, the generation unit 514 of the service cooperation unit 300 generates a message for responding to the adjustment amount request.
  • the data field indicates that the power purchase amount C can be reduced, but the power sale amount cannot be increased.
  • the data field indicates that the power sale amount D can be reduced, but the power purchase amount cannot be increased.
  • the generation unit 514 of the service cooperation unit 300 outputs an adjustment amount response message to the transmission unit 516.
  • the transmission unit 516 transmits an adjustment amount response message to the first group management system server 12a.
  • the receiving unit 410 of the first group management system server 12a receives an adjustment amount response message from the first power management system server 14a.
  • the processing unit 412 generates a request for the power storage system 40 based on information included in the data field.
  • the information regarding whether or not the power storage system 40 can be charged and the information regarding whether or not the power storage system 40 can be discharged are received. I can know. Further, since the state of the power storage system 40 is known in detail, the control accuracy for the power storage system 40 can be improved. Moreover, since the information regarding whether the consumer 16 can purchase power and the information regarding whether the consumer 16 can sell power are received, the state of the consumer 16 can be known in detail. . Further, since the state of the power storage system 40 is known in detail, the control accuracy for the power storage system 40 can be improved.
  • Information on the adjustment amount of the power storage system 40 in response to a request from outside the customer 16 includes information on whether or not the power storage system 40 can be charged, and information on whether or not the power storage system 40 can be discharged.
  • the group management system server 12 according to any one of items 2-1 to 2-8, including: [Item 2-10]
  • the information regarding the adjustment amount of the power storage system 40 in response to a request from outside the consumer 16 relates to information about whether or not the consumer 16 can purchase power and whether or not the consumer 16 can sell power.
  • the group management system server 12 according to any one of items 2-1 to 2-8, including information.
  • Example 3 relates to VPP as before.
  • the power management system controls devices that can change the power consumption or supply amount, such as a power storage system installed in a consumer, in accordance with fluctuations in power demand.
  • the fluctuation in the power demand in the power system is indicated by the combination of the minute fluctuation, the short-period component, and the long-period component having different fluctuation periods. The proportion of these synthesis varies depending on the situation.
  • the fluctuation speed of the power in the device that is, the speed of changing the power consumption or supply amount varies depending on the type of the device. Therefore, equipment suitable for fluctuations in power demand should be controlled. For example, when a minute fluctuation with a short fluctuation cycle is dominant in fluctuations in power demand, a device with a high power fluctuation speed should be controlled.
  • the power management system also transmits a message regarding the power fluctuation speed in each device when transmitting the fluctuation amount response message.
  • the configurations of the VPP system 100, the customer 16, the first group management system server 12a, the first power management system server 14a, and the second power management system server 14b according to the third embodiment are the same as those in FIGS. Type. Here, it demonstrates centering on the difference from before.
  • FIG. 11 shows fluctuations in power demand in the third embodiment.
  • the horizontal axis indicates time, and the vertical axis indicates power demand.
  • the minute fluctuation 700 has a fluctuation period of about several tens of seconds
  • the short period component 702 has a fluctuation period of about several minutes
  • the long period component 704 has a fluctuation period of about several tens of minutes. That is, the fluctuation period of the minute fluctuation 700 is the shortest, and the fluctuation period of the long-period component 704 is the longest.
  • the total demand fluctuation 706 is an actual power demand fluctuation, and is indicated by combining the long period component 704 from the minute fluctuation 700.
  • the ratio of the synthesis of the long period component 704 from the minute fluctuation 700 in the total demand fluctuation 706 differs depending on the situation. For example, the minute fluctuation 700 may be dominant, and the long period component 704 may be dominant.
  • FIG. 12 shows the fluctuation speed defined in the power management system server 14 according to the third embodiment.
  • Information relating to the fluctuation speed of power in the device is defined in a plurality of stages according to the fluctuation speed.
  • three stages are defined: a governor free function, an automatic frequency control function, and an operation reference power collection control function.
  • the value “1” is associated with the governor free function
  • the value “2” is associated with the automatic frequency control function
  • the value “3” is associated with the operation reference output control function.
  • the explanation of the governor-free function, the automatic frequency control function, and the operation reference power collection control function will be omitted, but the fluctuation speed of the power by the governor-free system can follow the minute fluctuation 700 described above.
  • the fluctuation speed of the electric power by the automatic frequency control method is slower than the fluctuation speed of the electric power by the governor-free method, and can follow the short period component 702, but cannot follow the minute fluctuation 700.
  • the power fluctuation speed according to the operation reference output control system is slower than the power fluctuation speed according to the automatic frequency control system, and can follow the long-period component 704 but cannot follow the short-period component 702.
  • the generation unit 414 of the first group management system server 12a in FIG. 3 generates a message for requesting the first power management system server 14a for the power fluctuation rate in the power storage system 40. This message is generated at a timing close to the timing of generating the adjustment amount request message, for example.
  • the message format is the same as in FIG.
  • the message type field indicates the variable speed request, and the data field indicates the variable speed.
  • the generation unit 414 outputs a variable speed request message to the transmission unit 416.
  • the transmission unit 416 transmits an adjustment request message to the first power management system server 14a.
  • the reception unit 510 of the service cooperation unit 300 receives a message of a variable speed request.
  • the processing unit 512 recognizes that the request is for a changing speed based on the message type field, and recognizes that the changing speed of the power storage system 40 should be notified based on the data field.
  • the generation unit 514 generates a message for responding to the variable speed request.
  • FIGS. 13A to 13D show message formats used in the group management system server 12 according to the third embodiment.
  • the message type field indicates a variable speed response.
  • the data field information on the fluctuation speed of the power storage system 40 connected to the first power management system server 14a is shown. If the power storage system 40 is provided with a governor free function, an automatic frequency control function, and an operation reference power collection control function, “1, 2, 3” is displayed in the data field. That is, whether or not “1” is present in the data field indicates the presence or absence of the governor free function, and whether or not “2” is present indicates the presence or absence of the automatic frequency control function, and “3” indicates Whether or not it exists indicates the presence or absence of an operation reference output control function.
  • the data field may include information on the priority order for each of the plurality of stages.
  • the power storage system 40 is provided with a governor-free function, an automatic frequency control function, and an operation reference power collection control function.
  • the governor-free function of the power storage system 40 should be used with priority. is there.
  • the data field also includes information on the priority order. For example, as shown in FIG. 13B, the priority “(1)” is added after the value “1”.
  • the priority “(1)” is added after the value “3”.
  • FIG. 13 (c) shows the format of a variable speed response message when the power storage system 40 is provided with an automatic frequency control function and an operation reference power collection control function. “2, 3” is shown in the data field.
  • FIG. 13 (d) shows a message format of the fluctuation speed response when the power storage system 40 is provided with only the operation reference power collection control function. “3” is shown in the data field.
  • the generation unit 514 outputs a variable speed response message to the transmission unit 516.
  • the transmission unit 516 transmits a variable speed response message to the first group management system server 12a.
  • the receiving unit 410 of the first group management system server 12a receives a variable speed response message from the first power management system server 14a.
  • the processing unit 412 generates a request for the power storage system 40 based on information included in the data field.
  • the power fluctuation speed in the power storage system 40 can be collected. Since the fluctuation speed of power in the power storage system 40 is collected, control suitable for the fluctuation speed of power demand can be executed. Moreover, since the information regarding the power fluctuation speed in the power storage system 40 includes information regarding the presence or absence of the governor-free function, it can be recognized whether or not the minute fluctuation 700 can be handled. Moreover, since the information regarding the power fluctuation speed in the power storage system 40 includes information regarding the presence or absence of the automatic frequency control function, it can be recognized whether or not the short period component 702 can be handled. Moreover, since the information regarding the fluctuation speed of the electric power in the electrical storage system 40 includes information regarding the presence or absence of the operation reference output control function, it can be recognized whether or not the long-period component 704 can be handled.
  • the information related to the power fluctuation speed in the power storage system 40 indicates at least one of a plurality of stages defined according to the speed of fluctuation, the amount of data included in the message can be reduced.
  • the information regarding the fluctuation speed of the electric power in the power storage system 40 includes information regarding the priority order for each of the plurality of stages, it is possible to notify the power storage system 40 to be preferentially used.
  • summary of 1 aspect of this indication is as follows.
  • [Item 2-13] The group management system server 12 according to item 2-1, wherein the information related to the power storage system 40 includes information related to a fluctuation speed of electric power in the power storage system 40.
  • [Item 2-14] 14 The group management system server 12 according to item 2-13, wherein the information related to the power storage system 40 includes information related to priority order of power fluctuation speed in the power storage system 40.
  • Example 4 relates to VPP as before. So far, the description has been given of the case where the data field in the adjustment request message indicates information related to the time when the power storage system 40 should perform charging or discharging. However, not the time when the power storage system 40 should perform charging or discharging, but the time during which the power storage system 40 can perform charging or discharging may be included. In this case, the time for actually executing charging or discharging is determined by the power management system server 14. When the power management system server 14 operates autonomously in this manner, a situation may occur in which a larger number of power management system servers 14 than planned cause the power storage system 40 to perform discharge.
  • the group management system server 12 instructs the power management system server 14 to prohibit the power storage system 40 from discharging.
  • the configurations of the VPP system 100, the customer 16, the first group management system server 12a, the first power management system server 14a, and the second power management system server 14b according to the fourth embodiment are the same as those in FIGS. Type. Here, it demonstrates centering on the difference from before.
  • FIGS. 14A to 14C show message formats used in the group management system server 12 according to the fourth embodiment.
  • an adjustment request is shown in the message type field, and a discharge amount ⁇ is possible and “1 hour from 12:00 to 18:00” is shown in the data field. This also indicates the time during which the power storage system 40 can perform charging or discharging.
  • FIGS. 14B to 14C will be described later, and the description returns to FIG.
  • the generation unit 414 outputs an adjustment request message to the transmission unit 416.
  • the transmission unit 416 transmits an adjustment request message to the first power management system server 14a.
  • the receiving unit 510 of the service cooperation unit 300 receives the adjustment request message.
  • the processing unit 512 recognizes that the adjustment request is based on the message type field, and, based on the data field, the “discharge amount ⁇ is possible” at “1 hour from 12:00 to 18:00”. ”.
  • the processing unit 512 determines to start discharging from, for example, 13:00 based on information collected in advance from the power storage system 40 or the like via the control unit 302. Following this, the generation unit 514 generates a message for informing the start of adjustment.
  • the message format is as shown in FIG. 14B, the message type field indicates the start of adjustment, and the data field indicates that the discharge starts from 13:00.
  • the adjustment start message includes information related to the start of charging or discharging.
  • the execution start of discharge will be described as an example, but the same processing may be performed even at the start of charge execution.
  • the generation unit 514 outputs an adjustment start message to the transmission unit 516.
  • the transmission unit 516 transmits an adjustment start message to the first group management system server 12a.
  • the receiving unit 410 of the first group management system server 12a receives an adjustment start message from the first power management system server 14a.
  • the processing unit 412 recognizes that the adjustment is started based on the message type field, and recognizes that the discharge is started from 13:00 based on the data field.
  • the processing described so far is similarly performed on the second power management system server 14b and the like. Therefore, the processing unit 412 acquires information related to the start of discharge from the plurality of power management system servers 14.
  • the processing unit 412 sends at least one power management system server 14 to suppress unnecessary discharge. Decide to prohibit the discharge.
  • the power management system server 14 for prohibiting the discharge is selected in order from the power management system server 14 having the later reception time of the adjustment amount response message.
  • the generation unit 414 generates a message for prohibiting execution of charging or discharging.
  • the format of the message is shown as in FIG. 14C, an adjustment request is shown in the message type field, and discharge prohibition is shown in the data field. When charging is prohibited, charging is prohibited in the data field.
  • the generation unit 414 outputs an adjustment request message to the transmission unit 416.
  • the transmission unit 416 transmits an adjustment request message to the power management system server 14 selected by the processing unit 412. Receiving this, the power management system server 14 does not perform discharging.
  • FIG. 15 is a sequence diagram illustrating a processing procedure in the VPP system 100 according to the fourth embodiment.
  • the first group management system server 12a transmits an adjustment request message to the first power management system server 14a (S50).
  • the first group management system server 12a transmits an adjustment request message to the second power management system server 14b (S52).
  • the first group management system server 12a transmits an adjustment request message to the third power management system server 14c (S54).
  • the first power management system server 14a transmits an adjustment start message to the first group management system server 12a (S56).
  • the second power management system server 14b transmits an adjustment start message to the first group management system server 12a (S58).
  • the third power management system server 14c transmits an adjustment start message to the first group management system server 12a (S60).
  • the first group management system server 12a transmits an adjustment request (prohibition) message to the third power management system server 14c (S62).
  • the first power management system server 14a transmits an adjustment report message to the first group management system server 12a (S64).
  • the second power management system server 14b transmits an adjustment report message to the first group management system server 12a (S66).
  • the information related to the adjustment request in the power storage system 40 includes information related to the time during which the power storage system 40 can perform charging or discharging, so that the power storage system 40 determines the time for performing charging or discharging. be able to.
  • the power storage system 40 determines the time for executing charging or discharging, the charging or discharging can be executed at a timing convenient for the power storage system 40.
  • the information regarding the start of execution of charging or discharging is received, it is possible to know the timing at which the power storage system 40 executes charging or discharging.
  • information on prohibition of charging or discharging is transmitted, so that the number of power storage systems 40 that perform charging or discharging becomes too large. Can be suppressed.
  • summary of 1 aspect of this indication is as follows.
  • the information processing apparatus further includes a receiving unit 410 that receives information related to the start of execution of charging or discharging from the power management system server 14 after information related to the time when the power storage system 40 can perform charging or discharging is transmitted from the transmitting unit 416.
  • Item 1-5 is characterized in that the transmission unit 416 transmits information on prohibition of execution of charging or discharging to the power management system server 14 in accordance with the content of information on the start of execution of charging or discharging.
  • three stages of a governor-free function, an automatic frequency control function, and an operation reference power collection control function are defined as information on the fluctuation speed of electric power in the device.
  • the present invention is not limited to this.
  • the contents of the three stages are not limited to this, and a number of stages different from the three stages may be defined.
  • a plurality of stages may not be defined, and the power fluctuation speed in the device may be directly indicated. According to this modification, the degree of freedom of configuration can be expanded.
  • information related to the power storage system can be transmitted between the group management system and the power management system.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

La présente invention concerne un premier serveur de système de gestion de groupe 12a qui est connecté à un premier serveur de système de gestion de puissance 14a qui commande le fonctionnement d'un système de stockage de puissance installé dans un premier foyer de consommateur. Avant de transmettre une demande au premier serveur de système de gestion de puissance 14a, une unité de réception 410 reçoit des informations concernant le système de stockage de puissance provenant du premier serveur de système de gestion de puissance 14a. Une unité de traitement 412 effectue un traitement sur la base des informations reçues dans l'unité de réception 410. Les informations relatives au système de stockage de puissance comprennent des informations relatives à une quantité de réglage de système de stockage de puissance correspondant à des demandes provenant de l'extérieur du foyer de consommateur.
PCT/JP2018/018576 2017-06-08 2018-05-14 Système de gestion de groupe, système de gestion de puissance, procédé de réception et programme WO2018225458A1 (fr)

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JP2017-113245 2017-06-08
JP2017113245A JP2018207722A (ja) 2017-06-08 2017-06-08 群管理システム、電力管理システム、受信方法、プログラム

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JP7212560B2 (ja) * 2019-03-18 2023-01-25 本田技研工業株式会社 制御装置、電力制御システム、制御方法およびプログラム
JP7328103B2 (ja) 2019-09-26 2023-08-16 京セラ株式会社 電力管理サーバ及び電力管理方法

Citations (5)

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Publication number Priority date Publication date Assignee Title
JP2005050085A (ja) * 2003-07-28 2005-02-24 Mitsuhiro Kurosawa 証券売買システム及び証券売買仲介方法
WO2016017426A1 (fr) * 2014-07-31 2016-02-04 日本電気株式会社 Dispositif de commande, dispositif de commande d'appareil, procédé de commande, procédé de réception de rapport, procédé de rapport et support d'enregistrement
JP2016071599A (ja) * 2014-09-30 2016-05-09 三菱電機インフォメーションシステムズ株式会社 マッチングシステムおよびプログラム
JP2016092865A (ja) * 2014-10-30 2016-05-23 アイシン精機株式会社 余剰電力統合システム
JP2017070159A (ja) * 2015-10-02 2017-04-06 株式会社日立製作所 通信設備の電力需要管理装置および電力需要管理方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005050085A (ja) * 2003-07-28 2005-02-24 Mitsuhiro Kurosawa 証券売買システム及び証券売買仲介方法
WO2016017426A1 (fr) * 2014-07-31 2016-02-04 日本電気株式会社 Dispositif de commande, dispositif de commande d'appareil, procédé de commande, procédé de réception de rapport, procédé de rapport et support d'enregistrement
JP2016071599A (ja) * 2014-09-30 2016-05-09 三菱電機インフォメーションシステムズ株式会社 マッチングシステムおよびプログラム
JP2016092865A (ja) * 2014-10-30 2016-05-23 アイシン精機株式会社 余剰電力統合システム
JP2017070159A (ja) * 2015-10-02 2017-04-06 株式会社日立製作所 通信設備の電力需要管理装置および電力需要管理方法

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