WO2019187154A1 - Générateur d'énergie, procédé de régulation, et programme - Google Patents

Générateur d'énergie, procédé de régulation, et programme Download PDF

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Publication number
WO2019187154A1
WO2019187154A1 PCT/JP2018/013983 JP2018013983W WO2019187154A1 WO 2019187154 A1 WO2019187154 A1 WO 2019187154A1 JP 2018013983 W JP2018013983 W JP 2018013983W WO 2019187154 A1 WO2019187154 A1 WO 2019187154A1
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WO
WIPO (PCT)
Prior art keywords
hydrogen
supply
power
demand
unit
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PCT/JP2018/013983
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English (en)
Japanese (ja)
Inventor
穣 辻
山本　祐司
石川　淳
宮島　一嘉
山田　隆之
由似子 古賀
茂朗 江坂
Original Assignee
本田技研工業株式会社
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Application filed by 本田技研工業株式会社 filed Critical 本田技研工業株式会社
Priority to JP2020508918A priority Critical patent/JP6941728B2/ja
Priority to PCT/JP2018/013983 priority patent/WO2019187154A1/fr
Publication of WO2019187154A1 publication Critical patent/WO2019187154A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M8/00—Fuel cells; Manufacture thereof
    • H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Definitions

  • the present invention relates to an energy generation device, a control method, and a program.
  • Patent Documents 1 to 5 A technique for generating hydrogen with electric power generated using renewable energy is known (see, for example, Patent Documents 1 to 5).
  • Patent Document 6 discloses that CEMS is realized by extending hydrogen supply pipes around the city.
  • Patent Document 7 discloses that a boiler, a micro turbine, or the like may be combined with a system capable of co-production of hydrogen production and power generation.
  • Patent Literature [Patent Literature 1] Patent No. 630158 [Patent Literature 2] JP 2017-76611 [Patent Literature 3] No. 4775790 [Patent Literature 4] JP Patent Publication No. 2003-257443 [Patent Literature 5] Patent No. 4328069
  • Patent Document 6 Japanese Patent Application Laid-Open No. 2007-265732
  • Patent Document 7 Japanese Patent Application Publication No. 2007-523443
  • an energy generator in a first aspect of the present invention, includes a reforming unit that decomposes a raw material gas containing hydrogen and carbon using electric power to generate hydrogen and carbon dioxide, for example.
  • the energy generation device includes, for example, a hydrogen storage unit that stores hydrogen.
  • the energy generation device includes a power generation unit that generates electric power using at least one of hydrogen generated by the reforming unit and hydrogen stored in the hydrogen storage unit, for example.
  • the energy generation device includes, for example, a first pipe that transfers hydrogen generated by the reforming unit to the power generation unit.
  • the energy generation device includes, for example, a second pipe that transfers hydrogen generated by the reforming unit to the hydrogen storage unit.
  • the energy generation device includes a transfer restriction unit that restricts transfer of hydrogen in at least one of the first pipe and the second pipe, for example.
  • the energy generation apparatus may include a supply request acquisition unit that acquires a supply request for requesting the supply of carbon dioxide.
  • the energy generation device may include a power supply / demand acquisition unit that acquires power supply / demand information indicating a power supply / demand situation in the energy generation device or a power network that can transmit / receive power to / from the energy generation device.
  • the energy generation device may include a hydrogen supply and demand acquisition unit that acquires hydrogen supply and demand information indicating a hydrogen supply and demand situation in the energy generation device.
  • the energy generation apparatus determines whether to respond to the supply request based on (i) the power supply / demand situation indicated by the power supply / demand information and (ii) the hydrogen supply / demand situation indicated by the hydrogen supply / demand information.
  • a response determination unit may be provided.
  • the response determination unit responds to (i) the power supply / demand situation indicated by the power supply / demand information, (ii) the hydrogen supply / demand situation indicated by the hydrogen supply / demand information, and (iii) the supply request. Whether or not to meet the supply request may be determined based on the amount of hydrogen generated by the reforming unit. In the above energy generation device, the response determination unit satisfies the hydrogen surplus condition indicated by the hydrogen supply / demand information in advance, and the power supply surplus condition indicated by the power supply / demand information It may be determined that the supply request is not satisfied when a predetermined power excess condition is satisfied.
  • the energy generating device may include a power generation control unit that determines whether or not to operate the power generation unit.
  • a power generation control unit that determines whether or not to operate the power generation unit.
  • the determination unit may determine to respond to the supply request.
  • the control unit may determine not to operate the power generation unit.
  • the energy generator described above is configured to supply hydrogen when the excess hydrogen supply indicated by the hydrogen supply / demand information satisfies the excess hydrogen condition and the excess power supply indicated by the power supply / demand information satisfies the excess power condition.
  • the energy generating apparatus is configured such that at least a part of carbon dioxide generated by the reforming unit is disposed in a part of a pipe for transferring to a field where plants or agricultural products are grown, and transferred to the field.
  • a flow rate control unit that adjusts the flow rate may be provided.
  • the flow rate control unit may include a pipe for releasing at least a part of the carbon dioxide generated by the reforming unit into the atmosphere.
  • the reforming unit may decompose the raw material gas using electric power to generate hydrogen, carbon dioxide, and heat.
  • the power generation unit may generate electric power and heat using at least one of hydrogen generated by the reforming unit and hydrogen stored in the hydrogen storage unit.
  • the energy generation device may include a heat storage unit that accumulates heat generated by at least one of the reforming unit and the power generation unit.
  • a control method is provided.
  • Said control method is a method for controlling an energy generator, for example.
  • the energy generation device includes, for example, a reforming unit that decomposes a raw material gas containing hydrogen and carbon using electric power to generate hydrogen and carbon dioxide.
  • the energy generation device includes, for example, a hydrogen storage unit that stores hydrogen.
  • the energy generation device includes, for example, a power generation unit that generates electric power using at least one of hydrogen generated by the reforming unit and hydrogen stored in the hydrogen storage unit.
  • the above control method includes, for example, a supply request acquisition stage for acquiring a supply request for requesting the supply of carbon dioxide.
  • the above control method includes, for example, an energy supply / demand acquisition stage for acquiring power supply / demand information indicating an energy supply / demand situation in an energy generation device or a power network that can transmit / receive power to / from the energy generation device, and the control method includes, for example, an energy generation device
  • There is a hydrogen supply and demand acquisition stage for acquiring hydrogen supply and demand information indicating the hydrogen supply and demand situation.
  • the above control method determines, for example, whether to respond to the supply request based on (i) the power supply / demand situation indicated by the power supply / demand information and (ii) the hydrogen supply / demand situation indicated by the hydrogen supply / demand information. A response determination stage.
  • the excessive hydrogen supply condition indicated by the hydrogen supply and demand information satisfies a predetermined hydrogen excess condition, and the excessive power supply condition indicated by the power supply and demand information is predetermined. Determining that the supply request is not met if the specified power overage condition is satisfied.
  • the above control method is used when the excessive hydrogen supply condition indicated by the hydrogen supply / demand information does not satisfy the excessive hydrogen condition and the excessive power supply condition indicated by the power supply / demand information satisfies the excessive power condition.
  • the method may include the step of deciding to meet the request and deciding not to operate the power generation unit.
  • a program is provided.
  • a non-transitory computer readable medium storing the above program may be provided.
  • the above program is a program for causing a computer to execute a control method for controlling the energy generating device, for example.
  • Said program may be a program for making a computer perform the control method which concerns on said 2nd aspect.
  • An example of the system configuration of energy management system 100 is shown roughly.
  • An example of a system configuration of agricultural facility 122 is shown roughly.
  • An example of an internal configuration of controller 240 is shown roughly.
  • An example of the internal configuration of the flow control unit 272 is schematically shown.
  • An example of a system configuration of energy management facility 124 is shown roughly.
  • An example of an internal configuration of energy management part 132 is shown roughly.
  • An example of the information processing in the adjustment part 632 is shown schematically.
  • An example of an internal configuration of the vehicle allocation management unit 134 is schematically shown.
  • An example of data table 900 is shown roughly.
  • FIG. 1 schematically shows an example of the system configuration of the energy management system 100.
  • the energy management system 100 includes, for example, one or more (sometimes referred to as one or more) agricultural facilities 122, one or more energy management facilities 124, and one or more consumer facilities 126. And a management server 130.
  • the management server 130 includes, for example, an energy management unit 132 and a vehicle allocation management unit 134.
  • the energy management system 100 may be an example of an energy management device and a hydrogen utilization system.
  • the agricultural facility 122 may be an example of an energy generation device.
  • the energy management facility 124 may be an example of an energy generation device.
  • the supply and demand facility 126 may be an example of an energy generation device.
  • the management server 130 may be an example of an energy management device.
  • the energy management unit 132 may be an example of an energy management device.
  • each of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126 is electrically connected to the power grid 12.
  • Each of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126 can transmit and receive power to and from the power network 12.
  • each unit of the energy management system 100 is connected via the communication network 14. Information can be sent and received between each other.
  • the power network 12 is electrically connected to a commercial power source (not shown).
  • the power network 12 may be a power system provided by a power company or a power transmission company.
  • the power network 12 may include a plurality of power companies or a power system of a plurality of power transmission companies.
  • the power system may be a system in which power generation, power transformation, power transmission, and power distribution are integrated.
  • element A and element B are electrically connected” is not limited to the case where element A and element B are physically connected.
  • the input winding and output winding of the transformer are not physically connected, but are electrically connected.
  • a member for electrically connecting the element A and the element B may be interposed between the element A and the element B. Examples of the member include a conductor, a switch or switch, a transformer, and the like.
  • the communication network 14 may be a wired communication transmission line, a wireless communication transmission line, or a combination of a wireless communication transmission line and a wired communication transmission line.
  • the communication network 14 may include a wireless packet communication network, the Internet, a P2P network, a dedicated line, a VPN, a power line communication line, and the like.
  • the communication network 14 may include (i) a mobile communication network such as a mobile phone line network, (ii) a wireless MAN (for example, WiMAX (registered trademark)), a wireless LAN (for example, WiFi (registered trademark)). Or a wireless communication network such as Bluetooth (registered trademark), Zigbee (registered trademark), NFC (Near Field Communication), or the like.
  • each part of the energy management system 100 may transmit and receive information to and from at least one of the one or more fuel cell vehicles 22 and the one or more electric vehicles 24 via the communication network 14.
  • each unit of the energy management system 100 may transmit / receive information to / from at least one of the one or more communication terminals 32 via the communication network 14.
  • At least one of the agricultural facility 122 and the energy management facility 124 may send and receive hydrogen to and from the fuel cell vehicle 22.
  • at least one of the agricultural facility 122 and the energy management facility 124 transfers at least one of hydrogen generated by the facility and hydrogen stored in the facility to a hydrogen storage container of the fuel cell vehicle 22.
  • At least one of the agricultural facility 122 and the energy management facility 124 may receive hydrogen from the hydrogen storage container of the fuel cell vehicle 22.
  • At least one of the agricultural facility 122 and the energy management facility 124 may transmit and receive electric power to and from the electric vehicle 24.
  • at least one of the agricultural facility 122 and the energy management facility 124 charges the storage battery of the electric vehicle 24 with the electric power generated by the facility.
  • At least one of the agricultural facility 122 and the energy management facility 124 may receive power from the storage battery of the electric vehicle 24.
  • the fuel cell vehicle 22 and the electric vehicle 24 belong to a service provider (sometimes referred to as an administrator of the fuel cell vehicle 22 or the electric vehicle 24) that dispatches a mobile body equipped with a hydrogen storage container or a storage battery. It can be an occupancy.
  • the fuel cell vehicle 22 and the electric vehicle 24 may be owned or occupied by a business operator that provides a rental car service.
  • the electric vehicle 24 may be an example of a moving body on which a storage battery can be mounted.
  • the fuel cell vehicle 22 may be an example of a moving body on which a fuel cell can be mounted.
  • the fuel cell vehicle 22 may be an example of a moving body on which a hydrogen storage container can be mounted.
  • the hydrogen storage container mounted on the fuel cell vehicle 22 may be an example of a portable hydrogen storage container.
  • the portable hydrogen storage container is carried by an animal or a moving body.
  • the portable hydrogen storage container may be attached to or carried by an animal, may be mounted on a moving body, and may be pulled by the moving body.
  • the storage battery mounted on the electric vehicle 24 may be an example of a portable power storage device.
  • the portable power storage device is carried by an animal or a moving body.
  • the portable power storage device may be attached to or carried by an animal, may be mounted on a moving body, or may be pulled by the moving body.
  • the moving body may be a device that travels on land, may be a device that flies in the air, or may be a device that sails in water or water.
  • the moving body may move by a user's operation, or may move by an autonomous moving function (sometimes referred to as auto cruise, cruise control, etc.) by a computer mounted on the moving body.
  • Examples of the moving body include a vehicle, a ship, and a flying body. Examples of the vehicle include an automobile, a motorcycle, and a train.
  • Examples of automobiles include engine cars, electric cars, fuel cell cars, hybrid cars, work machines, and the like.
  • motorcycles As motorcycles, (i) motorcycles, (ii) three-wheeled motorcycles, (iii) Segway (registered trademark), kickboards with a power unit (registered trademark), standing rides having a power unit such as a skateboard with a power unit
  • the ship examples include a ship, a hovercraft, a water bike, a submarine, a submarine, and an underwater scooter.
  • Examples of flying objects include airplanes, airships or balloons, balloons, helicopters, and drones.
  • the communication terminal 32 is a communication terminal used by the user of the energy management system 100, and details thereof are not particularly limited.
  • Examples of the communication terminal 32 include a personal computer and a portable terminal.
  • Examples of the portable terminal include a mobile phone, a smartphone, a PDA, a tablet, a notebook computer or a laptop computer, and a wearable computer.
  • the communication terminal 32 may be used as a user interface of the energy management system 100.
  • the energy management system 100 manages the supply and demand of energy in the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • the energy management system 100 may manage the supply and demand of energy sources in the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • energy include electricity and heat.
  • Examples of the energy source include hydrogen, city gas, propane gas, alcohol, petroleum, kerosene, and gasoline.
  • the agricultural facility 122 receives power from the power grid 12 (may be referred to as power reception, power purchase, etc.).
  • the agricultural facility 122 may supply power to the power grid 12 (sometimes referred to as power transmission, power sale, etc.).
  • the power grid 12 sometimes referred to as power transmission, power sale, etc.
  • at least one of a device that consumes power, a device that supplies power, a device that consumes hydrogen, and a device that supplies hydrogen is disposed in the agricultural facility 122.
  • the agricultural facility 122 includes a field where plants or agricultural products are grown.
  • heat generated when electric power and hydrogen are generated is supplied to the farm.
  • Water or water vapor generated during generation of electric power and hydrogen may be supplied to the field.
  • Carbon dioxide generated during the generation of hydrogen may be supplied to the field.
  • the agricultural facility 122 may be a facility including a farm field among the supply and demand facility 126. Details of the agricultural facility 122 will be described later.
  • the energy management facility 124 manages the supply amount of energy. This maintains a balance between energy demand and supply.
  • the energy management facility 124 may manage the supply amount of the energy source. This maintains a balance between the demand and supply of energy sources.
  • the energy management facility 124 for example, power generation equipment, power storage equipment, hydrogen production equipment, and the like are arranged. Details of the energy management facility 124 will be described later.
  • the supply and demand facility 126 receives power from the power network 12.
  • the supply and demand facility 126 may supply power to the power network 12.
  • at least one of a device that consumes power and a device that supplies power is arranged in the supply and demand facility 126.
  • the supply and demand facility 126 may be provided with at least one of a device that consumes hydrogen and a device that supplies hydrogen.
  • the supply and demand facility 126 may have the same configuration as the agricultural facility 122 except that it does not include an agricultural field.
  • the energy management unit 132 of the management server 130 manages the supply and demand of energy in the agricultural facility 122, the energy management facility 124, and the consumer facility 126.
  • the management server 130 may manage the supply and demand of energy sources in the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126. Details of the energy management unit 132 will be described later.
  • the vehicle allocation management unit 134 of the management server 130 manages one or more fuel cell vehicles 22 and one or more electric vehicles 24.
  • the vehicle allocation management unit 134 may adjust the supply and demand of energy or energy sources by dispatching the fuel cell vehicle 22 or the electric vehicle 24 to at least one of the energy management facility 124 and the supply and demand facility 126. Details of the vehicle allocation management unit 134 will be described later.
  • the fuel cell vehicle 22 can carry hydrogen between at least two of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • the electric vehicle 24 can carry electricity between at least two of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • the fuel cell vehicle 22 may supply hydrogen to at least one of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • the fuel cell vehicle 22 may receive hydrogen from at least one of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • the fuel cell vehicle 22 and the electric vehicle 24 may supply power to at least one of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • the electric vehicle 24 may receive power from at least one of the agricultural facility 122, the energy management facility 124, and the supply and demand facility 126.
  • Each unit of the energy management system 100 may be realized by hardware, may be realized by software, or may be realized by hardware and software. At least a part of each part of the energy management system 100 may be realized by a single server or may be realized by a plurality of servers. At least a part of each part of the energy management system 100 may be realized on a virtual machine or a cloud system.
  • each part of the energy management system 100 may be realized by a personal computer or a portable terminal.
  • the portable terminal include a mobile phone, a smartphone, a PDA, a tablet, a notebook computer or a laptop computer, and a wearable computer.
  • Each unit of the energy management system 100 may store information using a distributed ledger technology such as a block chain or a distributed network.
  • the information processing apparatus includes, for example, (i) a data processing apparatus having a processor such as a CPU and GPU, a ROM, a RAM, a communication interface, and the like (ii) a keyboard, a touch panel, a camera, a microphone, various sensors, and a GPS receiver. (Iii) an output device such as a display device, a speaker, and a vibration device, and (iv) a storage device (including an external storage device) such as a memory and an HDD.
  • a data processing apparatus having a processor such as a CPU and GPU, a ROM, a RAM, a communication interface, and the like
  • a keyboard such as a touch panel, a camera, a microphone, various sensors, and a GPS receiver.
  • an output device such as a display device, a speaker, and a vibration device
  • a storage device including an external storage device
  • the data processing apparatus or the storage device may store a program.
  • the above program may be stored in a non-transitory computer-readable recording medium.
  • the above program is executed by a processor to cause the information processing apparatus to execute an operation defined by the program.
  • the program may be stored in a computer-readable medium such as a CD-ROM, DVD-ROM, memory, hard disk, or may be stored in a storage device connected to a network.
  • the program may be installed in a computer constituting at least a part of the energy management system 100 from a computer-readable medium or a storage device connected to a network.
  • the computer may function as at least a part of each part of the energy management system 100 by executing the program.
  • the program that causes the computer to function as at least a part of each part of the energy management system 100 may include a module that defines the operation of each part of the energy management system 100. These programs or modules work on a data processing device, an input device, an output device, a storage device, and the like to cause the computer to function as each part of the energy management system 100, or to allow the computer to perform an information processing method in each part of the energy management system 100. Or let it run.
  • the information processing described in the program functions as a specific means in which the software related to the program and various hardware resources of the energy management system 100 cooperate when the program is read by the computer. . And the energy management system 100 according to the said use purpose is constructed
  • the above program may be a program for causing a computer to execute various information processing methods in the management server 130.
  • the information processing method in the management server 130 includes, for example, a first supply and demand information indicating a power supply and demand and a hydrogen supply and demand in a hydrogen generation system that generates hydrogen using power and a first supply and demand information acquisition stage to acquire.
  • the information processing method includes, for example, a second supply / demand information acquisition stage for acquiring second supply / demand information indicating power supply / demand and hydrogen supply / demand in each of one or a plurality of trigeneration systems.
  • the above information processing method is, for example, based on the first supply and demand information and the second supply and demand situation, (i) an upper limit value of the amount of power that the hydrogen generation system can receive from the power grid in a specific period; (ii) A target value of the amount of hydrogen generated by the hydrogen generation system in a specific period; (iii) an upper limit value of the amount of power that each of the one or more trigeneration systems can transmit to the power grid in a specific period; and (Iv) A supply and demand management stage for determining at least one target value of the amount of power generated by each of the one or more trigeneration systems in a specific period.
  • the information processing method in the management server 130 may be a control method for controlling the energy generating device.
  • the energy generation device for example, decomposes a raw material gas containing hydrogen and carbon using electric power to generate hydrogen and carbon dioxide, a hydrogen storage unit that stores hydrogen, A power generation unit that generates electric power using at least one of hydrogen generated by the reforming unit and hydrogen stored in the hydrogen storage unit.
  • the above control method includes, for example, a supply request acquisition stage for acquiring a supply request for requesting the supply of carbon dioxide.
  • the above control method includes, for example, an electric power supply / demand acquisition stage for acquiring electric power supply / demand information indicating an electric power supply / demand situation in an energy generator or an electric power network that can transmit and receive energy to / from the energy generator.
  • the above control method includes, for example, a hydrogen supply / demand acquisition stage for acquiring hydrogen supply / demand information indicating a hydrogen supply / demand situation in the energy generation device.
  • the above control method determines, for example, whether to respond to the supply request based on (i) the power supply / demand situation indicated by the power supply / demand information and (ii) the hydrogen supply / demand situation indicated by the hydrogen supply / demand information. A response determination stage.
  • FIG. 2 schematically shows an example of the system configuration of the agricultural facility 122.
  • the agricultural facility 122 includes, for example, a farm field 210, an electric power load 220, a distributed power facility 230, a controller 240, and a trigeneration system 250.
  • a temperature sensor 212 and a carbon dioxide sensor 214 are arranged in the farm field 210.
  • the trigeneration system 250 includes, for example, a reformer 260, a fuel cell 262, a pipe 263, a hydrogen storage facility 264, a pipe 265, and an automatic valve 266.
  • the trigeneration system 250 may include a flow rate control unit 272 and a pipe 274.
  • the trigeneration system 250 may include a heat storage device 282, a heat exchanger 284, and an automatic valve 286.
  • a transfer restriction member such as an automatic valve or a flow rate adjusting valve may be arranged at a position indicated by a circle.
  • the controller 240 may be an example of an energy management device.
  • the trigeneration system 250 may be an example of an energy generation device, a first trigeneration system, and a second trigeneration system.
  • the reformer 260 may be an example of a carbon dioxide generating unit, a heat generating unit, and a reforming unit.
  • the fuel cell 262 may be an example of a power generation unit and a heat generation unit.
  • the pipe 263 may be an example of a first pipe.
  • the hydrogen storage facility 264 may be an example of a hydrogen storage unit.
  • the pipe 265 may be an example of a second pipe.
  • the automatic valve 266 may be an example of a transfer restriction unit.
  • plants or agricultural products are cultivated in the field 210.
  • Examples of agricultural products include cereals, vegetables, fruits, tea, mushrooms, and mycelia.
  • One or more temperature sensors 212 may be arranged in the farm field 210. The temperature sensor 212 measures the air temperature, water temperature, soil temperature, and the like at various points in the farm field 210.
  • One or more carbon dioxide sensors 214 may be arranged in the field 210. The carbon dioxide sensor 214 measures the carbon dioxide concentration in the air at various locations on the field 210. The temperature sensor 212 and the carbon dioxide sensor 214 may output information indicating the measurement result to the controller 240.
  • the temperature sensor 212 and the carbon dioxide sensor 214 may be an example of sensors arranged in the farm field 210. In addition to the temperature sensor 212 and the carbon dioxide sensor 214, various sensors may be arranged in the farm field 210. For example, a humidity sensor is arranged in the farm field 210.
  • the power load 220 uses electricity.
  • the power load 220 may be an electric device that consumes power.
  • the operation of at least a portion of the power load 220 may be controlled by the controller 240.
  • the distribution power facility 230 controls the distribution of power between the power network 12 and the wiring inside the agricultural facility 122.
  • the distribution power facility 230 controls power transmission / reception between the power network 12 and the trigeneration system 250.
  • the distribution power equipment 230 may control the distribution of electric power inside the agricultural facility 122.
  • the distribution power facility 230 controls the supply of power from the trigeneration system 250 to the power load 220.
  • the distribution power facility 230 may convert alternating current into direct current, or may convert direct current into alternating current.
  • the distribution power facility 230 may adjust at least one of the voltage and frequency of electricity.
  • the operation of the distribution power facility 230 may be controlled by the controller 240.
  • the distribution power facility 230 may include one or more watt-hour meters.
  • the distributed power equipment 230 may measure at least one of the instantaneous power [kW] and the power [kWh] of electricity supplied from the power network 12 to the agricultural facility 122.
  • the distribution power equipment 230 may measure at least one of the instantaneous electric power [kW] and the electric energy [kWh] supplied from the agricultural facility 122 to the power grid 12.
  • the distribution power facility 230 may measure at least one of instantaneous electric power [kW] and electric energy [kWh] generated by the trigeneration system 250. At least one of the instantaneous electric power [kW] and the electric energy [kWh] consumed by one or more electric devices arranged inside the agricultural facility 122 may be measured.
  • the distribution power facility 230 may output information indicating at least one of the measured instantaneous power [kW] and power amount [kWh] to the controller 240.
  • the controller 240 controls the operation of the power load 220, the distribution power facility 230, and the trigeneration system 250.
  • the controller 240 acquires information indicating the measurement results of the temperature sensor 212 and the carbon dioxide sensor 214.
  • the controller 240 may control at least one operation of the power load 220, the distribution power facility 230, and the trigeneration system 250 based on the measurement result of at least one of the temperature sensor 212 and the carbon dioxide sensor 214.
  • the controller 240 manages the supply and demand of energy and energy sources in the agricultural facility 122.
  • the controller 240 may, for example, (i) power consumption in the power load 220, (ii) power consumption and power generation in the trigeneration system 250, (iii) hydrogen consumption, hydrogen generation and hydrogen residue in the trigeneration system 250.
  • Amount (iv) Information indicating at least one of the carbon dioxide generation amount in the trigeneration system 250 and (v) the heat consumption amount, the heat generation amount, and the heat storage amount in the trigeneration system 250 is acquired.
  • the controller 240 may control at least one operation of the power load 220, the distribution power facility 230, and the trigeneration system 250 based on the above information.
  • the controller 240 cooperates with the management server 130 to adjust the excess or deficiency of energy and energy sources in the agricultural facility 122 or the community to which the agricultural facility 122 belongs. For example, the controller 240 transmits information regarding the supply and demand state of at least one of energy and energy sources in the agricultural facility 122 to the management server 130. The controller 240 may send a request for adjusting the excess and deficiency of energy and energy sources in the agricultural facility 122 to the management server 130.
  • the controller 240 may acquire information on the supply and demand state of at least one of energy and energy source in the community from the management server 130.
  • the controller 240 may manage power transmission / reception between the agricultural facility 122 and the power grid 12 based on information acquired from the management server 130. Details of the controller 240 will be described later.
  • the trigeneration system 250 generates electricity, heat, and carbon dioxide and supplies them to the outside.
  • the trigeneration system 250 may generate hydrogen and supply the hydrogen to the outside.
  • the trigeneration system 250 supplies heat and carbon dioxide to the field 210.
  • the trigeneration system 250 supplies power to the power load 220 or the power network 12.
  • the reformer 260 decomposes the raw material gas containing hydrogen and carbon to generate hydrogen and carbon dioxide.
  • the reformer 260 may generate heat by decomposing the raw material gas.
  • the reformer 260 may decompose the raw material gas using electric power.
  • the hydrogen generated by the reformer 260 is transferred to the fuel cell 262 via the pipe 263, for example.
  • the hydrogen generated by the reformer 260 is transferred to the hydrogen storage facility 264 via the pipe 265, for example.
  • the hydrogen generated by the reformer 260 is transferred to the field 210 via, for example, a pipe 274.
  • the heat generated by the reformer 260 is transferred to at least one of the heat storage device 282 and the heat exchanger 284 via, for example, an arbitrary heat medium transfer pipe.
  • the fuel cell 262 generates electric power using hydrogen.
  • the fuel cell 262 may generate heat using hydrogen.
  • the fuel cell 262 is supplied with at least one of hydrogen generated by the reformer 260 and hydrogen stored in the hydrogen storage facility 264.
  • the fuel cell 262 may supply power to at least one of the power network 12 and the field 210 via the distribution power facility 230.
  • the heat generated by the fuel cell 262 is transferred to at least one of the heat storage device 282 and the heat exchanger 284 via, for example, an arbitrary heat transfer pipe.
  • a member that restricts the transfer of the heat medium may be disposed in the pipe that supplies heat from the fuel cell 262 to the heat storage device 282.
  • a member that restricts the transfer of the heat medium may be disposed in the pipe that supplies heat from the fuel cell 262 to the heat exchanger 284.
  • the member that restricts the transfer of the heat medium may be an automatic valve. The operation of the automatic valve may be controlled by the controller 240 or a control device (not shown) of the trigeneration system 250.
  • the hydrogen storage facility 264 stores hydrogen supplied from the outside.
  • the hydrogen storage facility 264 stores the hydrogen supplied from the reformer 260 in a hydrogen storage container (not shown).
  • the hydrogen storage facility 264 may store the hydrogen supplied from the fuel cell vehicle 22 in the hydrogen storage container.
  • the method for storing hydrogen is not particularly limited.
  • Hydrogen may be stored at a relatively high pressure or may be stored at a relatively low pressure.
  • Hydrogen may be stored in a gaseous state, may be stored in a liquid state, or may be stored in a state absorbed by a hydrogen storage material.
  • the hydrogen storage facility 264 may supply hydrogen to the outside.
  • the hydrogen storage facility 264 supplies hydrogen to the fuel cell 262.
  • the hydrogen storage facility 264 may supply hydrogen to the fuel cell vehicle 22.
  • a member that restricts the transfer of hydrogen may be disposed in a pipe that supplies hydrogen from the hydrogen storage facility 264 to the fuel cell 262.
  • a member that restricts the transfer of hydrogen may be disposed in a pipe that supplies hydrogen from the hydrogen storage facility 264 to the fuel cell vehicle 22.
  • the member that restricts the transfer of hydrogen may be an automatic valve. The operation of the automatic valve may be controlled by the controller 240 or a control device (not shown) of the trigeneration system 250.
  • the automatic valve 266 limits the transfer of hydrogen in at least one of the pipe 263 and the pipe 265. Thereby, the transfer destination and transfer amount of hydrogen generated by the reformer 260 are controlled.
  • the operation of the automatic valve 266 may be controlled by the controller 240 or the control device (not shown) of the trigeneration system 250.
  • the flow rate control unit 272 limits the transfer of carbon dioxide from the reformer 260 to the field 210.
  • the flow rate control unit 272 may be disposed in a part of the pipe 274. Thereby, the amount of carbon dioxide transferred to the field 210 is controlled.
  • the operation of the flow control unit 272 may be controlled by the controller 240 or a control device (not shown) of the trigeneration system 250. Details of the flow rate control unit 272 will be described later.
  • the heat storage device 282 accumulates heat generated by at least one of the reformer 260 and the fuel cell 262.
  • the heat exchanger 284 converts the heat generated by at least one of the reformer 260 and the fuel cell 262 or the heat accumulated in the heat storage device 282 into a temperature adjustment device (not shown) of the field 210. No).
  • the heat exchange method in the heat exchanger 284 is not particularly limited.
  • the automatic valve 286 limits the transfer of the heat medium that transmits the heat generated by the reformer 260.
  • the transfer of the heat medium is limited in at least one of a pipe that transfers the heat medium from the reformer 260 to the heat storage apparatus 282 and a pipe that transfers the heat medium from the reformer 260 to the heat storage apparatus 282. Thereby, the transfer destination and transfer amount of the heat generated by the reformer 260 are controlled.
  • the operation of the automatic valve 266 may be controlled by the controller 240 or the control device (not shown) of the trigeneration system 250.
  • FIG. 3 schematically shows an example of the internal configuration of the controller 240.
  • the controller 240 includes, for example, an air conditioning management unit 322, a power supply / demand management unit 324, a hydrogen supply / demand management unit 326, and a system control unit 330.
  • the system control unit 330 includes a power supply control unit 332, a hydrogen supply control unit 334, a carbon dioxide supply control unit 336, a heat supply control unit 338, and a vehicle allocation request unit 342.
  • the power supply / demand management unit 324 may be an example of a power supply / demand acquisition unit.
  • the hydrogen supply and demand management unit 326 may be an example of a hydrogen supply and demand acquisition unit.
  • the system control unit 330 may be an example of an energy management device.
  • the power supply control unit 332 may be an example of a power generation control unit.
  • the carbon dioxide supply control unit 336 may be an example of a supply request acquisition unit and a response determination unit.
  • the dispatch request unit 342 may be an example of a dispatch request transmission unit.
  • the air conditioning management unit 322 manages at least one of the temperature, humidity, and carbon dioxide concentration of the field 210.
  • the air conditioning management unit 322 may manage at least one of the temperature, humidity, and carbon dioxide concentration of the air in the field 210.
  • You may manage at least one of the temperature of the culture medium of the agricultural field 210, and humidity.
  • the air conditioning management unit 322 acquires information indicating the measurement results of various sensors arranged in the field 210.
  • the air conditioning management unit 322 outputs various requests to the system control unit 330 based on the measurement result of the sensor. For example, the air conditioning management unit 322 outputs a heat request for requesting heat supply based on the measurement result of the temperature sensor 212.
  • the air conditioning management unit 322 may output a carbon dioxide request for requesting the supply of carbon dioxide based on the measurement result of the carbon dioxide sensor 214.
  • the air conditioning management unit 322 outputs a humidification request for requesting humidification based on the measurement result of the humidity sensor.
  • the carbon dioxide request may be an example of a supply request.
  • the power supply / demand management unit 324 manages the power supply / demand in the agricultural facility 122.
  • the power supply / demand management unit 324 acquires information indicating the power supply / demand situation of the agricultural facility 122 (sometimes referred to as power supply / demand information).
  • the power supply and demand management unit 324 may acquire information indicating the power consumption in the agricultural facility 122 from the distributed power facility 230.
  • the power supply and demand management unit 324 may acquire information indicating the power supply amount in the agricultural facility 122 from the distributed power facility 230.
  • the power supply / demand management unit 324 may acquire information indicating the power generation amount of the trigeneration system 250 from the distribution power facility 230.
  • the power supply and demand management unit 324 may acquire information indicating the amount of power transmitted from the agricultural facility 122 to the power network 12 from the distributed power facility 230.
  • the power supply / demand management unit 324 may predict the power consumption in the agricultural facility 122.
  • the power supply / demand management unit 324 may predict the power supply amount in the agricultural facility 122.
  • the power supply / demand management unit 324 may acquire information indicating the power supply / demand situation in the community to which the agricultural facility 122 belongs from the management server 130.
  • the power supply / demand situation in the community may be power supply / demand information in the power network 12.
  • the contents indicated by the power supply / demand information of the community may be the same as the power supply / demand information of the agricultural facility 122.
  • the power supply / demand situation in the community may be an example of the power supply / demand situation in the agricultural facility 122.
  • the hydrogen supply and demand management unit 326 manages the hydrogen supply and demand in the agricultural facility 122.
  • the hydrogen supply and demand management unit 326 acquires information indicating the hydrogen supply and demand situation in the agricultural facility 122 (sometimes referred to as hydrogen supply and demand information).
  • the hydrogen supply and demand management unit 326 may acquire information indicating the hydrogen consumption in the fuel cell 262 from the trigeneration system 250.
  • the hydrogen supply / demand management unit 326 may acquire information indicating the hydrogen supply amount to the hydrogen storage container mounted on the fuel cell vehicle 22 from the trigeneration system 250.
  • the hydrogen supply and demand management unit 326 may acquire information indicating the amount of hydrogen produced in the reformer 260 from the trigeneration system 250.
  • the hydrogen supply / demand management unit 326 may acquire information indicating the remaining amount of hydrogen in the hydrogen storage facility 264 from the trigeneration system 250.
  • the hydrogen supply and demand management unit 326 may predict the hydrogen consumption in the trigeneration system 250.
  • the hydrogen supply and demand management unit 326 may predict the hydrogen production amount in the trigeneration system 250.
  • the hydrogen supply and demand management unit 326 may predict the remaining amount of hydrogen in the trigeneration system 250.
  • the hydrogen supply and demand management unit 326 may acquire information indicating the hydrogen supply and demand situation in the community to which the agricultural facility 122 belongs from the management server 130.
  • the content indicated by the hydrogen supply / demand information of the community may be the same as the hydrogen supply / demand information of the agricultural facility 122.
  • the supply and demand situation of hydrogen in the community may be an example of the supply and demand situation of hydrogen in the agricultural facility 122.
  • the system control unit 330 controls operations of the power load 220, the distribution power facility 230, and the trigeneration system 250.
  • the system control unit 330 may control communication between the controller 240 and the management server 130.
  • the system control unit 330 may have a communication interface.
  • the communication interface may correspond to a plurality of communication methods.
  • the power supply control unit 332 controls the supply of power in the trigeneration system 250. For example, the power supply control unit 332 determines whether to operate the fuel cell 262. The power supply control unit 332 may determine whether to operate the fuel cell 262 based on (i) the power supply / demand situation in the agricultural facility 122 and (ii) the hydrogen supply / demand situation in the agricultural facility 122. .
  • the power supply control unit 332 includes information indicating one or more periods based on (i) a power supply / demand situation in the agricultural facility 122, and (ii) a hydrogen supply / demand situation in the agricultural facility 122; An operation schedule in which the power generation amount in each period is associated is generated.
  • the power supply control unit 332 operates the fuel cell 262 according to the operation schedule.
  • the power supply control unit 332 may determine whether or not to operate the fuel cell 262 based on the excessive power supply in the agricultural facility 122. For example, the power supply control unit 332 does not operate the fuel cell 262 when the excess power supply in the agricultural facility 122 satisfies a specific condition (sometimes referred to as an excessive power condition), or Then, it is decided to stop the fuel cell 262. The power supply control unit 332 may determine to operate the fuel cell 262 when the excessive power supply in the agricultural facility 122 does not satisfy the above condition.
  • a specific condition sometimes referred to as an excessive power condition
  • the excess state of power supply may be a parameter indicating the degree of power surplus or tightness.
  • the excess state of the power supply may be represented by a continuous numerical value or may be represented by a stepwise division. Each division may be distinguished by a symbol or a character, and may be distinguished by a number.
  • the excess state of power supply and demand may be determined based on at least one of surplus power and power supply surplus. For example, (i) the ratio of surplus power or supply surplus power in the agricultural facility 122 to demand power in the agricultural facility 122; (ii) surplus in the agricultural facility 122 relative to the power supply capacity in the agricultural facility 122; It is determined based on the ratio of electric power or supply surplus capacity.
  • the excess state of power supply and demand may be determined based on the power supply and demand situation in the community to which the agricultural facility 122 belongs. For example, (i) the ratio of surplus power or supply surplus power in the power network 12 to demand power in the community, and (ii) the ratio of surplus power or surplus power supply in the community to the power supply capacity in the power network 12 It is determined based on the above.
  • the power supply / demand situation in the power network 12 may be an example of the power supply / demand situation in the community to which the agricultural facility 122 belongs.
  • the power supply control unit 332 may control power supply to at least one of the one or more power loads 220. As a result, the power supply control unit 332 can regulate power supply and demand of the agricultural facility 122 by limiting power consumption in the agricultural facility 122.
  • the hydrogen supply control unit 334 controls the supply of hydrogen in the trigeneration system 250. For example, the hydrogen supply control unit 334 determines whether to operate the reformer 260. The hydrogen supply control unit 334 determines whether to operate the reformer 260 based on (i) the power supply / demand situation in the agricultural facility 122 and (ii) the hydrogen supply / demand situation in the agricultural facility 122. Good.
  • the hydrogen supply control unit 334 includes information indicating one or more periods based on (i) a power supply / demand situation in the agricultural facility 122, and (ii) a hydrogen supply / demand situation in the agricultural facility 122; An operation schedule in which the amount of hydrogen generated in each period is associated is generated.
  • the hydrogen supply control unit 334 operates the reformer 260 according to the operation schedule.
  • the hydrogen supply control unit 334 may determine whether or not to operate the reformer 260 based on the excessive hydrogen supply in the agricultural facility 122. For example, the hydrogen supply control unit 334 does not operate the reformer 260 when the excessive hydrogen supply in the agricultural facility 122 satisfies a specific condition (sometimes referred to as an excessive hydrogen condition). Alternatively, it is determined to stop the reformer 260. The hydrogen supply control unit 334 may determine to operate the reformer 260 when the excess power supply in the agricultural facility 122 does not satisfy the above condition.
  • a specific condition sometimes referred to as an excessive hydrogen condition
  • the excess of hydrogen supply may be a parameter indicating the degree of excess or tightness of hydrogen.
  • the excess degree of hydrogen supply may be represented by a continuous numerical value or by a stepwise division. Each division may be distinguished by a symbol or a character, and may be distinguished by a number.
  • the excess state of hydrogen supply and demand may be determined based on at least one of the surplus hydrogen amount and the hydrogen supply capacity.
  • the excess of hydrogen supply / demand is (i) the ratio of surplus hydrogen amount or supply capacity in the agricultural facility 122 to the hydrogen demand in the agricultural facility 122, and (ii) the agricultural facility in relation to the hydrogen supply capacity in the agricultural facility 122. It is determined based on the amount of surplus hydrogen at 122 or the ratio of surplus supply capacity.
  • the excess state of hydrogen supply and demand may be determined based on the hydrogen supply and demand situation in the community to which the agricultural facility 122 belongs.
  • the excess of hydrogen supply and demand is, for example, (i) the ratio of surplus hydrogen amount or supply surplus capacity in the community to the hydrogen demand in the community, and (ii) surplus hydrogen amount or surplus supply capacity in the community relative to the hydrogen supply capacity in the community It is determined based on the ratio of.
  • the hydrogen supply control unit 334 controls the supply path and supply amount of hydrogen generated by the reformer 260.
  • the hydrogen supply control unit 334 controls the operation of the automatic valve 266.
  • the hydrogen supply control part 334 can control the transfer destination of hydrogen and the transfer amount to each transfer destination.
  • the carbon dioxide supply control unit 336 controls the supply of carbon dioxide in the trigeneration system 250. For example, the carbon dioxide supply control unit 336 determines whether to operate the reformer 260. The carbon dioxide supply control unit 336 determines whether to operate the reformer 260 based on (i) the power supply / demand situation in the agricultural facility 122 and (ii) the hydrogen supply / demand situation in the agricultural facility 122. It's okay.
  • the carbon dioxide supply control unit 336 acquires the carbon dioxide request output by the air conditioning management unit 322.
  • the carbon dioxide supply control unit 336 acquires the power supply / demand information of the agricultural facility 122 from the power supply / demand management unit 324.
  • the carbon dioxide supply control unit 336 acquires the hydrogen supply / demand information of the agricultural facility 122 from the hydrogen supply / demand management unit 326.
  • the carbon dioxide supply control unit 336 determines whether to respond to the carbon dioxide request based on (i) the power supply / demand situation indicated by the power supply / demand information, and (ii) the hydrogen supply / demand situation indicated by the hydrogen supply / demand information. decide.
  • the carbon dioxide supply control is performed.
  • the unit 336 determines that the carbon dioxide request is not met.
  • the excessive hydrogen supply condition indicated by the hydrogen supply and demand information does not satisfy the excessive hydrogen condition, and the excessive power supply condition indicated by the power supply and demand information satisfies the excessive power condition, carbon dioxide.
  • Supply controller 336 may determine to respond to the carbon dioxide request. When it is determined to meet the carbon dioxide request, the carbon dioxide supply control unit 336 executes at least one of a process for operating the reformer 260 and a process for controlling the flow rate control unit 272. Good.
  • the carbon dioxide supply control unit 336 When the required amount of carbon dioxide is specified in the carbon dioxide request, the carbon dioxide supply control unit 336, for example, when the required amount of carbon dioxide is generated, the excessive hydrogen supply and the excessive power supply. To decide. When the determined excess of hydrogen supply satisfies the excess hydrogen condition and the determined excess of power supply satisfies the excess power condition, the carbon dioxide supply control unit 336 does not respond to the carbon dioxide request. May be determined.
  • the carbon dioxide supply control unit 336 calculates the amount of carbon dioxide that can be supplied by the trigeneration system 250 based on the supply and demand information of hydrogen and electric power, and sends the amount of carbon dioxide to the air conditioning management unit 322. You may be notified.
  • the air conditioning management unit 322 may output the carbon dioxide request again by changing the required amount of carbon dioxide.
  • the air conditioning management unit 322 outputs a carbon dioxide request for requesting the supply of carbon dioxide within the range of the amount of carbon dioxide that can be supplied by the trigeneration system 250 because the required amount of carbon dioxide is not specified. May be.
  • the carbon dioxide supply control unit 336 controls the supply path and supply amount of carbon dioxide generated by the reformer 260.
  • the carbon dioxide supply control unit 336 controls the operation of the flow rate control unit 272.
  • the carbon dioxide supply control unit 336 can control the transfer destination of carbon dioxide and the transfer amount to each transfer destination.
  • the carbon dioxide supply control unit 336 controls the amount of carbon dioxide supplied to the farm field 210.
  • the heat supply control unit 338 controls the supply of heat in the trigeneration system 250. For example, the heat supply control unit 338 determines whether or not to operate at least one of the reformer 260 and the fuel cell 262. The heat supply controller 338 may determine whether to operate at least one of the reformer 260 and the fuel cell 262 based on the amount of heat stored in the heat storage device 282. The heat supply control unit 338 operates at least one of the reformer 260 and the fuel cell 262 based on (i) the power supply / demand situation in the agricultural facility 122 and (ii) the hydrogen supply / demand situation in the agricultural facility 122. Or not.
  • the heat supply control unit 338 acquires the heat request output from the air conditioning management unit 322.
  • the heat supply control unit 338 determines whether or not to respond to the heat request based on the amount of heat stored in the heat storage device 282. When the amount of heat required by the heat request is equal to or less than the amount of heat stored in the heat storage device 282, it may be determined not to operate the reformer 260 and the fuel cell 262. Thereafter, the heat supply control unit 338 operates the heat storage device 282 and the heat exchanger 284 to execute processing for supplying heat to the farm field 210.
  • the heat supply control unit 338 acquires the power supply / demand information of the agricultural facility 122 from the power supply / demand management unit 324.
  • the heat supply control unit 338 acquires the hydrogen supply / demand information of the agricultural facility 122 from the hydrogen supply / demand management unit 326.
  • the heat supply control unit 338 determines whether or not to respond to the heat request based on (i) the power supply / demand situation indicated by the power supply / demand information, and (ii) the hydrogen supply / demand situation indicated by the hydrogen supply / demand information. decide.
  • the heat supply control unit 338 determines that the heat demand is not met. In another embodiment, when the hydrogen supply excess condition indicated by the hydrogen supply / demand information does not satisfy the hydrogen excess condition, and the power supply excess condition indicated by the power supply / demand information satisfies the power excess condition, the heat supply The control unit 338 may determine to respond to the heat request. The heat supply control unit 338 may determine which of the reformer 260 and the fuel cell 262 is to be operated based on the hydrogen supply / demand information and the power supply / demand information. When it is determined to meet the heat demand, the heat supply control unit 338 performs at least one of processing for operating at least one of the reformer 260 and the fuel cell 262 and processing for controlling the automatic valve 286. May be performed.
  • the heat supply control unit 338 determines, for example, the excessive hydrogen supply and the excessive power supply when the required amount of heat is generated. If the determined excess of hydrogen supply satisfies the excess hydrogen condition and the determined excess of power supply satisfies the excess power condition, the heat supply control unit 338 determines that the heat demand is not met. You can do it.
  • the heat supply control unit 338 may calculate the amount of heat that can be supplied by the trigeneration system 250 based on the supply and demand information of hydrogen and electric power, and notify the air conditioning management unit 322 of the amount of heat.
  • the air conditioning management unit 322 may output the heat request again by changing the required heat amount. Note that the air conditioning management unit 322 may output a heat request that requests the supply of heat within the range of the amount of heat that can be supplied by the trigeneration system 250 because the required amount of heat is not specified.
  • the vehicle allocation request unit 342 transmits a vehicle allocation request for requesting dispatch of at least one of the fuel cell vehicle 22 and the electric vehicle 24 to the management server 130.
  • the above vehicle allocation request may be a request to the administrator of the fuel cell vehicle 22 or the electric vehicle 24.
  • the dispatch request may be an example of a dispatch request.
  • the vehicle allocation request unit 342 transmits a vehicle allocation request for requesting dispatch of the fuel cell vehicle 22 to the management server 130. .
  • the allocation request may include information indicating the amount of hydrogen released from the hydrogen storage facility 264.
  • the vehicle allocation request unit 342 sends a vehicle allocation request for requesting dispatch of the fuel cell vehicle 22 or the electric vehicle 24 to the management server 130. Send to.
  • the dispatch request may include information indicating the amount of electric power that is insufficient in the agricultural facility 122.
  • FIG. 4 schematically shows an example of the internal configuration of the flow control unit 272.
  • the flow rate control unit 272 includes, for example, a pipe 410, an automatic valve 412, and a flow rate adjustment valve 414.
  • the flow rate control unit 272 may include a pipe 420 and a relief valve 422.
  • the pipe 410 and the pipe 420 transfer at least a part of the carbon dioxide generated by the reformer 260 to the field 210.
  • the automatic valve 412 and the flow rate adjustment valve 414 are arranged in a part of the pipe 410 and adjust the amount of carbon dioxide transferred to the farm field 210.
  • the operation of the automatic valve 412 may be controlled by the controller 240.
  • the opening degree of the flow rate adjustment valve 414 may be manually adjusted or controlled by the controller 240.
  • the relief valve 422 is arranged in a part of the pipe 420.
  • the pipe 420 is configured such that when the reformer 260 generates carbon dioxide with the automatic valve 412 closed, the pressure of the pipe 420 increases. When the pressure of the pipe 420 exceeds the set value of the relief valve 422, the relief valve 422 is opened and carbon dioxide inside the pipe 420 is released into the atmosphere.
  • FIG. 5 schematically shows an example of the system configuration of the energy management facility 124.
  • the energy management facility 124 includes, for example, one or more power generation facilities 520, one or more power storage facilities 530, a distribution power facility 540, one or more hydrogen production facilities 550, and one or more hydrogen storage facilities. 552 and a control device 560.
  • the power generation facility 520 includes, for example, one or more fuel cells 522.
  • the power generation facility 520 may include one or more solar power generation devices 524.
  • the power generation facility 520 generates electric power.
  • the power storage facility 530 stores electric power. The operations of the power generation facility 520 and the power storage facility 530 may be controlled by the control device 560.
  • the distribution power facility 540 controls the distribution of power between the power network 12 and the wiring inside the energy management facility 124.
  • the distribution power facility 540 may control the distribution of power within the energy management facility 124.
  • the distribution power facility 540 may convert alternating current into direct current, or may convert direct current into alternating current.
  • the distribution power facility 540 may adjust at least one of the voltage and frequency of electricity. The operation of the distribution power facility 540 may be controlled by the control device 560.
  • the hydrogen production facility 550 generates hydrogen.
  • the hydrogen production facility 550 may produce hydrogen using electric power.
  • the hydrogen production facility 550 uses the power supplied from at least one of the power network 12, the power generation facility 520, and the power storage facility 530 to produce hydrogen.
  • the operation of the hydrogen production facility 550 may be controlled by the controller 560.
  • the details of the hydrogen production process in the hydrogen production facility 550 are not particularly limited.
  • the hydrogen production facility 550 produces hydrogen by an electrochemical method, for example.
  • the hydrogen production facility 550 may produce hydrogen by a chemical technique or may produce hydrogen by a biological technique. As described above, hydrogen may be an example of an energy source.
  • the hydrogen storage facility 552 stores the hydrogen produced by the hydrogen production facility 550.
  • the hydrogen storage facility 552 stores the hydrogen produced by the hydrogen production facility 550 in a hydrogen storage container (not shown).
  • the method for storing hydrogen is not particularly limited.
  • Hydrogen may be stored at a relatively high pressure or may be stored at a relatively low pressure.
  • Hydrogen may be stored in a gaseous state, may be stored in a liquid state, or may be stored in a state absorbed by a hydrogen storage material.
  • the hydrogen storage facility 264 may supply hydrogen to the outside.
  • the hydrogen storage facility 264 may supply hydrogen to the fuel cell vehicle 22.
  • the operation of the hydrogen production facility 550 may be controlled by the controller 560.
  • control device 560 controls operations of the power generation facility 520, the power storage facility 530, the distribution power facility 540, the hydrogen production facility 550, and the hydrogen storage facility 552.
  • the control device 560 adjusts the supply and demand of energy and energy sources in the community to which the energy management facility 124 belongs.
  • the control device 560 may control at least one operation of the power generation facility 520, the power storage facility 530, the distribution power facility 540, the hydrogen production facility 550, and the hydrogen storage facility 552 based on an instruction from the management server 130.
  • the control device 560 may have a configuration similar to that of the controller 240 within a technically consistent range.
  • FIG. 6 schematically shows an example of the internal configuration of the energy management unit 132.
  • the energy management unit 132 includes, for example, an electric power supply / demand management unit 612, a hydrogen supply / demand management unit 614, a request acquisition unit 622, a request processing unit 624, and a settlement unit 632.
  • the power supply / demand management unit 612 may be an example of a first supply / demand information acquisition unit, a second supply / demand information acquisition unit, and a power transmission / reception amount management unit.
  • the hydrogen supply and demand management unit 614 may be an example of a first supply and demand information acquisition unit and a second supply and demand information acquisition unit.
  • the request acquisition unit 622 may be an example of a first request acquisition unit.
  • the request processing unit 624 may be an example of an energy management device.
  • the settlement unit 632 may be an example of a power transmission / reception amount adjustment unit.
  • the power supply and demand management unit 612 manages the power supply and demand of the community that is the management target of the management server 130.
  • the power supply and demand management unit 612 manages the power supply and demand of a community that includes one or more agricultural facilities 122, one or more energy management facilities 124, and one or more supply and demand facility 126.
  • the power supply / demand management unit 612 may acquire information indicating the power supply / demand in the agricultural facility 122 from the controller 240 of the agricultural facility 122. More specifically, the power supply / demand management unit 612 may acquire information indicating the power supply / demand in the trigeneration system 250 of the agricultural facility 122 from the controller 240 of the agricultural facility 122. Similarly, the power supply and demand management unit 612 may acquire information indicating the power supply and demand in the supply and demand facility 126.
  • the power supply / demand management unit 612 may acquire information indicating the power supply / demand in the energy management facility 124 from the control device 560 of the energy management facility 124. More specifically, the power supply / demand management unit 612 may acquire information indicating the power supply / demand in the hydrogen production facility 550 of the energy management facility 124 from the control device 560 of the energy management facility 124.
  • the power supply and demand management unit 612 may manage information indicating at least one of the power transmission amount and the power reception amount between the agricultural facility 122 and the power network 12. For example, the power supply / demand management unit 612 may manage information indicating at least one of the power transmission amount and the power reception amount between the trigeneration system 250 of the agricultural facility 122 and the power network 12 from the controller 240 of the agricultural facility 122. Similarly, the power supply and demand management unit 612 may manage information indicating at least one of the power transmission amount and the power reception amount between the supply and demand facility 126 and the agricultural facility 122 and the power grid 12.
  • the power supply / demand management unit 612 may manage information indicating at least one of the power transmission amount and the power reception amount between the energy management facility 124 and the power network 12. For example, the power supply / demand management unit 612 manages information indicating at least one of the power transmission amount and the power reception amount between the hydrogen production facility 550 of the energy management facility 124 and the power grid 12 from the control device 560 of the energy management facility 124. It's okay.
  • the hydrogen supply and demand management unit 614 may acquire information indicating the hydrogen supply and demand in the agricultural facility 122 from the controller 240 of the agricultural facility 122. More specifically, the hydrogen supply and demand management unit 614 may acquire information indicating the hydrogen supply and demand in the trigeneration system 250 of the agricultural facility 122 from the controller 240 of the agricultural facility 122.
  • the hydrogen supply and demand management unit 614 may acquire information indicating the hydrogen supply and demand at the energy management facility 124 from the control device 560 of the energy management facility 124. More specifically, the hydrogen supply and demand management unit 614 may acquire information indicating the hydrogen supply and demand in the hydrogen production facility 550 of the energy management facility 124 from the control device 560 of the energy management facility 124.
  • the request acquisition unit 622 acquires various requests.
  • the request acquisition unit 622 may acquire a request from at least one of the agricultural facility 122, the energy management facility 124, the supply and demand facility 126, the fuel cell vehicle 22, the electric vehicle 24, and the communication terminal 32.
  • the request acquisition unit 622 acquires a permission request for requesting permission for power transmission from the trigeneration system 250 to the power grid 12 from the controller 240 of the agricultural facility 122.
  • the permission request may be an example of a first request.
  • the request processing unit 624 may generate various requests for adjusting power supply and demand in the community. For example, the request processing unit 624 acquires information indicating the power supply / demand of the trigeneration system 250 of the agricultural facility 122 and information indicating the power supply / demand of the hydrogen production facility 550 of the energy management facility 124 from the power supply / demand management unit 612. . Further, the request processing unit 624 acquires information indicating the hydrogen supply / demand of the trigeneration system 250 of the agricultural facility 122 and information indicating the hydrogen supply / demand of the hydrogen production facility 550 of the energy management facility 124 from the hydrogen supply / demand management unit 614. .
  • the request processing unit 624 (i) the upper limit value of the amount of power that the hydrogen production facility 550 of the energy management facility 124 can receive from the power network in a specific period. (Ii) the target value of the amount of hydrogen generated by the hydrogen production facility 550 of the energy management facility 124 in a specific period; (iii) the trigeneration system 250 of the agricultural facility 122 transmits power to the power system in a specific period. And (iv) a target value of the amount of power generated by the trigeneration system 250 of the agricultural facility 122 in a specific period may be determined.
  • the request processing unit 624 may transmit information indicating the determined upper limit value or target value to at least one of the agricultural facility 122 and the energy management facility 124.
  • the request processing unit 624 may process various requests acquired by the request acquisition unit 622. For example, when the request acquisition unit 622 acquires the permission request, the request processing unit 624 receives information indicating the power supply / demand of the trigeneration system 250 of the agricultural facility 122 and the hydrogen production of the energy management facility 124 from the power supply / demand management unit 612. Information indicating power supply and demand of the facility 550 is acquired. Further, the request processing unit 624 acquires information indicating the hydrogen supply / demand of the trigeneration system 250 of the agricultural facility 122 and information indicating the hydrogen supply / demand of the hydrogen production facility 550 of the energy management facility 124 from the hydrogen supply / demand management unit 614. .
  • the request processing unit 624 reads from the trigeneration system 250 based on the information indicating the power supply / demand of the trigeneration system 250 of the agricultural facility 122 and the information indicating the power supply / demand of the hydrogen production facility 550 of the energy management facility 124. Whether to allow power transmission to the power grid 12 is determined.
  • the request processing unit 624 determines to prohibit power transmission when the excess hydrogen supply in the hydrogen production facility 550 of the energy management facility 124 satisfies a predetermined first condition.
  • the first condition may be a case where the excess amount of hydrogen exceeds a predetermined degree.
  • the settlement unit 632 generates a report indicating the power supply / demand situation for each unit period for each of the one or more agricultural facilities 122, the one or more energy management facilities 124, and the one or more supply and demand facility 126.
  • Examples of the length of the unit period include one day, one week, and one month.
  • the settlement unit 632 determines the amount of power supplied to the power grid 12 by the agricultural facility 122 that transmitted the permission request.
  • the energy management facility 124 may execute a process for replacing the amount of power used to produce hydrogen.
  • the request processing unit 624 subtracts the amount of power transmitted from the trigeneration system 250 of the agricultural facility 122 according to the permission from the amount of power received from the power network 12 of the hydrogen production facility 550 of the energy management facility 124. To do.
  • the request processing unit 624 adds the transmission amount from the trigeneration system 250 of the agricultural facility 122 according to the permission to the power grid 12 to the transmission amount from the hydrogen production facility 550 of the energy management facility 124 to the power grid. To do.
  • FIG. 7 schematically shows an example of information processing in the settlement unit 632.
  • the settlement unit 632 subtracts the amount of power sold by the agricultural facility 122 to the power network 12 from the amount of power purchased by the energy management facility 124 from the power network 12.
  • the amount of power supplied from the agricultural facility 122 to the power grid 12 can be read as the amount of power used by the energy management facility 124 to produce hydrogen.
  • FIG. 8 schematically shows an example of the internal configuration of the dispatch management unit 134.
  • the vehicle allocation management unit 134 includes, for example, a vehicle management unit 822, an application change unit 824, a vehicle allocation request acquisition unit 832, and a vehicle allocation unit 834.
  • the vehicle management unit 822 may be an example of a moving body management unit.
  • the vehicle allocation request acquisition unit 832 may be an example of a second request acquisition unit.
  • the vehicle allocation unit 834 may be an example of a second determination unit.
  • the vehicle management unit 822 manages at least one of the fuel cell vehicle 22 and the electric vehicle 24. Specifically, the vehicle management unit 822 manages information indicating at least one state of one or more fuel cell vehicles 22 and one or more electric vehicles 24.
  • the information indicating the state of the fuel cell vehicle 22 may include information indicating the remaining amount of hydrogen in the fuel cell vehicle 22.
  • the information indicating the state of the electric vehicle 24 may include information indicating the remaining battery level of the electric vehicle 24.
  • the position of the vehicle, the use of the vehicle, the type of the vehicle, the use status of the vehicle, etc. are exemplified.
  • Examples of the use of the vehicle include a use that is lent to a user of a rental car service, a use that is used as a power supply device, a use that is used as a hydrogen transport device, and the like.
  • Examples of types of vehicles include fuel cell vehicles, electric vehicles, engine vehicles that carry portable hydrogen storage containers, and engine vehicles that carry portable power storage devices.
  • Examples of the usage status of the vehicle include the status of the vehicle, the scheduled time when the status of the vehicle is next available, and the position of the vehicle at the scheduled time. Examples of the status include states such as being available, being used, and being maintained.
  • the usage changing unit 824 changes the usage of the vehicle for at least one of the one or more fuel cell vehicles 22 and the one or more electric vehicles 24.
  • the usage changing unit 824 may change the usage of the vehicle based on at least one of the power supply / demand situation and the hydrogen supply / demand situation in the community. For example, the usage changing unit 824 determines the number of vehicles to be allocated to each usage based on at least one of the power supply / demand situation and the hydrogen supply / demand situation in the community.
  • the usage changing unit 824 may change the usage of each vehicle based on the determination result.
  • the usage changing unit 824 increases the number of vehicles allocated to the usage of being rented to the user of the rental car service in the tourist season as compared with other periods.
  • the number of vehicles allocated for use as a hydrogen carrying device is increased compared to other periods.
  • the vehicle allocation request acquisition unit 832 acquires a vehicle allocation request from each facility of the energy management system 100.
  • the dispatch request acquisition unit 832 acquires a dispatch request from the agricultural facility 122.
  • the dispatch request may be an example of a second request.
  • the vehicle allocation unit 834 manages the use of the vehicle managed by the vehicle allocation management unit 134. For example, when the vehicle allocation request acquisition unit 832 acquires a vehicle allocation request from the agricultural facility 122, the vehicle allocation unit 834 determines a vehicle to be moved to the agricultural facility 122 among one or more vehicles managed by the vehicle allocation management unit 134.
  • the dispatching unit 834 is in the state of (i) the state of power supply and demand and hydrogen supply and demand in the agricultural facility 122 or the trigeneration system 250 of the farming facility 122, and (ii) the state of one or more vehicles managed by the dispatching management unit 134. Based on this, the vehicle to be moved to the agricultural facility 122 is determined.
  • the dispatch unit 834 when the excess hydrogen supply in the trigeneration system 250 of the agricultural facility 122 satisfies the second condition, the dispatch unit 834 sends a vehicle whose remaining hydrogen amount satisfies the third condition to the agricultural facility 122. It is determined as a vehicle to be moved.
  • the second condition may be a condition that an excessive degree of hydrogen supply exceeds a predetermined level.
  • the third condition may be a condition that the remaining amount of hydrogen is smaller than a predetermined value.
  • the third condition may be a condition that the remaining amount of hydrogen is a sufficient amount to reach the agricultural facility 122 and is smaller than a predetermined value.
  • the vehicle allocation unit 834 determines that the vehicle remaining in the battery satisfies the fourth condition as the agricultural facility 122.
  • the vehicle to be moved to is determined.
  • the second condition may be a condition that an excessive degree of hydrogen supply exceeds a predetermined level.
  • the fourth condition may be a condition that the remaining battery level is smaller than a predetermined value.
  • the fourth condition may be a condition that the remaining battery level is sufficient to reach the agricultural facility 122 and is smaller than a predetermined value.
  • FIG. 9 schematically shows an example of the data table 900.
  • the data table 900 may be an example of a data structure of a database managed by the vehicle management unit 822.
  • the data table 900 includes (i) vehicle identification information 912, (ii) information 914 indicating the current position of the vehicle, information 916 indicating the use of the vehicle, information 918 indicating the type of the vehicle, hydrogen At least one of information 920 indicating the remaining amount, information 922 indicating the status of the vehicle, and information 924 indicating the scheduled time when the status of the vehicle becomes available next is stored in association with each other.

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Hydrogen, Water And Hydrids (AREA)
  • Fuel Cell (AREA)

Abstract

L'invention comprend : une unité de reformation qui décompose, en utilisant de l'énergie électrique, un gaz de matière première comprenant de l'hydrogène et du carbone pour générer de l'hydrogène et du dioxyde de carbone; une unité de stockage d'hydrogène stockant de l'hydrogène; un générateur d'énergie électrique qui produit de l'énergie électrique en utilisant l'hydrogène généré par l'unité de reformation et/ou l'hydrogène stocké dans l'unité de stockage d'hydrogène; une première tuyauterie qui transporte l'hydrogène généré par l'unité de reformation vers le générateur d'énergie électrique; une seconde tuyauterie qui transporte l'hydrogène généré par l'unité de reformation vers l'unité de stockage d'hydrogène; et une unité de limitation de transport qui limite le transport d'hydrogène dans la première tuyauterie et/ou la seconde tuyauterie.
PCT/JP2018/013983 2018-03-30 2018-03-30 Générateur d'énergie, procédé de régulation, et programme WO2019187154A1 (fr)

Priority Applications (2)

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JP2020508918A JP6941728B2 (ja) 2018-03-30 2018-03-30 エネルギ発生装置、制御方法、及び、プログラム
PCT/JP2018/013983 WO2019187154A1 (fr) 2018-03-30 2018-03-30 Générateur d'énergie, procédé de régulation, et programme

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05135783A (ja) * 1991-07-04 1993-06-01 Shimizu Corp エネルギー供給・利用設備
JPH06333589A (ja) * 1993-05-26 1994-12-02 Maeda Corp 燃料電池の排気ガス利用方法
JP2002343392A (ja) * 2001-05-16 2002-11-29 Sekisui Chem Co Ltd 燃料電池システム
JP2005347181A (ja) * 2004-06-04 2005-12-15 Idemitsu Kosan Co Ltd 燃料電池が必要とする水素を過不足なく、迅速に供給する燃料電池システムおよび燃料電池システム制御方法
JP2009179553A (ja) * 2009-04-24 2009-08-13 Toshiba Corp マルチ燃料供給システム
JP2016036328A (ja) * 2014-08-11 2016-03-22 カシオ計算機株式会社 二酸化炭素供給システム、二酸化炭素供給方法及びプログラム

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05135783A (ja) * 1991-07-04 1993-06-01 Shimizu Corp エネルギー供給・利用設備
JPH06333589A (ja) * 1993-05-26 1994-12-02 Maeda Corp 燃料電池の排気ガス利用方法
JP2002343392A (ja) * 2001-05-16 2002-11-29 Sekisui Chem Co Ltd 燃料電池システム
JP2005347181A (ja) * 2004-06-04 2005-12-15 Idemitsu Kosan Co Ltd 燃料電池が必要とする水素を過不足なく、迅速に供給する燃料電池システムおよび燃料電池システム制御方法
JP2009179553A (ja) * 2009-04-24 2009-08-13 Toshiba Corp マルチ燃料供給システム
JP2016036328A (ja) * 2014-08-11 2016-03-22 カシオ計算機株式会社 二酸化炭素供給システム、二酸化炭素供給方法及びプログラム

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