WO2014013714A1 - エネルギ管理装置、エネルギ管理方法及びエネルギ管理プログラム - Google Patents
エネルギ管理装置、エネルギ管理方法及びエネルギ管理プログラム Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/04—Circuit arrangements for ac mains or ac distribution networks for connecting networks of the same frequency but supplied from different sources
- H02J3/06—Controlling transfer of power between connected networks; Controlling sharing of load between connected networks
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00028—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment involving the use of Internet protocols
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
- G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
- G05B13/0205—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric not using a model or a simulator of the controlled system
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/66—Regulating electric power
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- H02J13/0086—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2203/00—Indexing scheme relating to details of circuit arrangements for AC mains or AC distribution networks
- H02J2203/20—Simulating, e g planning, reliability check, modelling or computer assisted design [CAD]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/20—Information technology specific aspects, e.g. CAD, simulation, modelling, system security
Definitions
- Embodiments described herein relate generally to an energy management apparatus, an energy management method, and an energy management program.
- a smart grid that aims to realize an energy supply and demand management system with high efficiency, high quality, and high reliability is drawing attention.
- the smart grid uses information and power from distributed power sources such as solar power generation and wind power generation using recent information and communication technology (ICT). Enables integrated management of information on the customer side.
- ICT information and communication technology
- a method for controlling and managing power for a plurality of devices for example, a method in which a higher-level device of a hierarchically configured system performs control based on more abstract power supply and demand data, or a single function module A method of controlling the supply and demand of electric power by distributing the power supply has been proposed.
- a method for controlling and managing power supply and demand by automatically linking devices together a specific device existing on the communication network automatically becomes the master of management, and the total power of the managed devices is determined in advance.
- a method of performing control so that the value is less than the value is also known.
- the conventional energy supply and demand management system with a large-scale hierarchical configuration requires adjustment between energy management devices when adding, deleting, or changing energy management devices. Is getting harder.
- a problem to be solved by the present invention is to provide an energy management device, an energy management method, and an energy management program that can easily cope with a change in a system that manages the supply and demand of electric power.
- the energy management apparatus of the embodiment includes first and second registration units, first and second reception units, a totaling unit, first and second transmission units, and a proration unit.
- the first registration unit manages the first energy management device when acquiring information indicating registration permission as a response to the registration request requested from the energy management device of the embodiment to the first energy management device. Registered as an upper energy management device.
- the second registration unit sets the second energy management device as a lower-order energy management device to be managed. sign up.
- the first receiving unit includes an energy supply and demand adjustable amount representing an energy supply and demand amount representing the current power supply and demand amount and an adjustable amount with respect to the current power supply and demand amount from each of the plurality of registered lower energy management devices.
- the totaling unit totals the received energy demand and supply amount and the energy supply and demand adjustable amount for each lower-order energy management device.
- the first transmission unit transmits the totaled result to the registered upper energy management apparatus.
- the second receiving unit receives an energy supply / demand adjustment amount representing an adjustment amount for adjusting the power supply / demand calculated based on the aggregation result from a higher-order energy management device.
- the prorated portion apportions the received energy supply / demand adjustment amount for a plurality of lower energy management devices.
- the second transmission unit transmits individual power supply / demand adjustment amounts prorated from the energy supply / demand adjustment amounts to the plurality of lower energy management devices.
- the energy supply and demand management system 15 including the energy management apparatus according to the first to fifth embodiments classifies the position of hierarchical management of power supply and demand into groups A to D, for example.
- a plurality of EMSs (Energy Management Systems) 1 to 14 are provided.
- an energy management apparatus belonging to group A is an energy management apparatus in which both a lower-order energy management apparatus to be managed and a higher-order energy management apparatus to be managed exist on the system. 6 etc. correspond.
- the energy management apparatus belonging to group B is an energy management apparatus in which there is no higher-order energy management apparatus to be managed on the system, and corresponds to EMS1.
- the energy management apparatus belonging to group C is an energy management apparatus in which there is no lower-order energy management apparatus to be managed, and corresponds to, for example, EMS2, 7, 9-14.
- the energy management apparatus belonging to group D is an energy management apparatus in which there are a plurality of higher-order energy management apparatuses that receive management, and corresponds to EMS8.
- the EMS 1 is configured as a micro EMS (Micro Energy Management System) that manages the power supply and demand of the entire energy supply and demand management system 15 in cooperation with an electric power company and the like.
- the EMS 2 manages the supply and demand of electric power for large-scale PV (Photovoltaic) power generation and, for example, a stationary smart battery linked with an electric power system.
- EMS3 collects and analyzes information transmitted from smart meters that monitor power generation and consumer-side power consumption, and sets power rates and provides efficient energy use to consumers MDMS (Meter Data Management System) and the like.
- the EMS 4 is configured as a CEMS (Community Energy Management System) that manages the amount of power supplied at a power plant including a solar power plant and a wind power plant and the demand for power within the region.
- the EMS 5 includes a BEMS (Building Energy Management System) that manages the supply and demand of electric power for power distribution equipment, air conditioning equipment, lighting equipment, ventilation equipment, OA equipment, and the like in the building.
- CEMS Common Energy Management System
- BEMS Building Energy Management System
- the EMS 6 is configured as, for example, a HEMS (Home Energy Management System) that manages power supply and demand in the home in conjunction with a HAN (Home Area Network) or the like.
- the EMSs 9 to 13 are configured as energy management devices that respectively manage the supply and demand of electric power for air conditioners in buildings, lighting, electric vehicles (EV: Electric Vehicle) at home, washing dryers, and air conditioners.
- the energy management apparatus 20 As shown in FIGS. 1 and 2, the energy management apparatus 20 according to the first embodiment is configured as, for example, EMS 3, 5, 6, etc. belonging to the group A described above. As shown in FIG. 2, the energy management device 20 receives management of power supply and demand from a single host device (upper energy management device) 21. On the other hand, the energy management device 20 sets a plurality of lower-level devices (lower-level energy management devices) 23 as power supply / demand management targets.
- the energy management apparatus 20 of the present embodiment has a function for realizing three processes such as a cooperation management process, a measurement and monitoring process, and a control process.
- the energy management device 20 includes a higher-level device registration unit 31 and a lower-level device management unit 32 for realizing cooperation management processing, and a lower-level device data reception unit for realizing measurement and monitoring processing. 24, energy supply and demand totaling unit 25, energy supply and demand adjustable amount totaling unit 26 and host device data transmission unit 27, host device data receiving unit 28 for realizing control processing, energy demand and supply adjustment amount proposing unit 29 and lower A device data transmission unit 30.
- the host device 21, the slave device 23, and the energy management device 20 are connected to a network communication applying a short-range wireless communication standard such as ZigBee (registered trademark) or a wireless or wired communication line such as a LAN or Bluetooth (registered trademark). And are connected to each other via a higher-level device data transmission unit 27, a higher-level device data reception unit 28, a lower-level device data transmission unit 30, and a lower-level device data reception unit 24.
- a short-range wireless communication standard such as ZigBee (registered trademark) or a wireless or wired communication line such as a LAN or Bluetooth (registered trademark).
- the higher-level device registration unit 31 has a function as a first registration unit, and receives a registration request from the higher-level device 21 when receiving management of power supply and demand from the higher-level device 21 ( Create registration application data for registration application.
- the registration application data includes at least unique information for identifying the energy management device 20 (for example, a preset serial number, IP address, physical address of a communication adapter, etc.).
- the host device 21 receives the registration request requested via the registration application data, and registers the energy management device 20 as a management target.
- the higher-level device registration unit 31 acquires (receives via the higher-level device data receiving unit 28) information indicating registration permission (a signal indicating acceptance of registration application) as a response from the higher level device 21 to the registration request.
- the host device registration unit 31 registers the host device 21 as a host energy management device to be managed (registers identification information unique to the host device 21). Thereby, cooperation with the high-order apparatus 21 and the energy management apparatus 20 is established.
- the host device registration unit 31 acquires information indicating permission for deregistration as a response to the registration cancel request requested to the registered host device 21, the host device registration unit 31 receives the information from the management target. exclude. In other words, the host device 21 replies to the energy management device 20 with the registration cancellation data that permits the cancellation of the registration when the appropriate cancellation application data from the energy management device 20 is received.
- the host device registration unit 31 detects whether or not a registration cancellation trigger is input from the outside.
- the host device registration unit 31 generates release application data as release application processing to the host device 21 when detecting an input of a registration release trigger.
- the generated cancellation application data is transmitted to the host device 21 by the host device data transmission unit 27.
- the above-described deregistration trigger may be directly input artificially via an input interface installed in the higher-level device registration unit 31. Further, the deregistration trigger may be indirectly input from a device other than the energy management device 20 via a communication line or the like.
- the lower device management unit 32 has a function as a second registration unit.
- the lower device management unit 32 registers the lower device 23 as a lower energy management device to be managed.
- the lower-level device management unit 32 determines whether the lower-level device data receiving unit 24 has received registration application data from the lower-level device 23.
- This registration application data is at least unique information for identifying the lower device 23 (for example, a preset serial number, IP address, physical address of the communication adapter) as in the case of registration application data for the upper device 21. Etc.).
- the low order device management unit 32 acquires registration application data from the low order device 23 via the low order device data receiving unit 24, the low order device 23 is registered as a device to be managed for power supply and demand (a diagram to be described later). 3), and a signal indicating acceptance of the registration application is transmitted from the lower apparatus data transmission unit 30 to the lower apparatus 23.
- the lower device management unit 32 when the lower device management unit 32 receives a registration cancellation request from the registered lower device 23, the lower device management unit 32 excludes the lower device 23 from the management target. Specifically, when the lower-level device data receiving unit 24 receives the cancellation application data from the lower-level device 23, the lower-level device management unit 32 cancels the registration of the lower-level device 23 that has been the management target (the lower level illustrated in FIG. 3). The device-specific symbol or the like is deleted), and a signal indicating acceptance of the cancellation application is transmitted from the lower-level device data transmission unit 30 to the lower-level device 23.
- the lower-level device data receiving unit 24 has a function as a first receiving unit.
- the low-order device data receiving unit 24 adjusts the energy supply / demand amount representing the current power supply / demand amount and the current power supply / demand amount from each of the plurality of low-order devices 23 registered as management targets.
- the energy supply and demand adjustable amount representing the possible amount is received together with the lower device unique symbol that can identify the lower device 23.
- the energy supply / demand amount is a value obtained by adding, for example, the power consumption on the customer side (demand amount of power on the load side) monitored by a smart meter or the like and the power supply amount from the power supplier side. .
- the energy supply and demand adjustable amount is an energy supply and demand increase adjustable amount upper limit value and an energy supply and demand reduction adjustable amount lower limit that respectively represent an upper limit value and a lower limit value that can be adjusted with respect to the current power supply and demand amount. Value. More specifically, such an energy supply and demand adjustable amount is set to a target value based on, for example, the current indoor temperature when the power device to be managed for supply and demand of power by the lower device (lower energy management device) 23 is, for example, an air conditioner. Based on the temperature difference required until the set temperature is reached, the remaining time from the current time to the time required to reach the set temperature, etc., the lower-level device 23 calculates.
- the energy supply / demand adjustment amount is an electric vehicle or the like
- the amount of energy that can be adjusted for energy supply and demand is added, for example, from the current charge amount to full charge. And the remaining time from the current time to the time required to be fully charged, and the like.
- the energy supply and demand totaling unit 25 and the energy supply and demand adjustable amount totaling unit 26 include the energy supply and demand amount and the energy supply and demand adjustable amount for each of the plurality of lower devices 23 received by the lower device data receiving unit 24. It is a totaling unit (first totaling unit) that totals (energy energy supply / demand increase adjustable amount upper limit value and energy supply / demand reduction adjustable amount lower limit value).
- the host device data transmission unit 27 has a function as a first transmission unit.
- the higher-level device data transmission unit 27 transmits the totaling results (total values) illustrated in FIG. 4 that have been totaled by the energy supply and demand amount totaling unit 25 and the energy demand and supply adjustable amount totaling unit 26 to the registered higher-level device 21.
- the host device data receiving unit 28 has a function as a second receiving unit.
- the host device data receiving unit 28 receives from the host device 21 an energy supply and demand adjustment amount that represents an adjustment amount for adjusting the power supply and demand.
- the energy supply / demand adjustment amount is calculated by the host device 21 based on the above-described total result.
- the host device 21 is managed by EMS 7 and 8 in addition to EMS 6.
- the host device 21 calculates the energy supply and demand adjustment amount based on the above-mentioned total result after ensuring the supply of electric power of a predetermined value or more to the EMS 7 and 8 side.
- This energy supply and demand adjustment amount substantially adjusts the supply amount of power managed by the host device 21 with respect to the energy management device 20 side.
- the energy supply / demand adjustment amount is calculated by adding a total value (for example, 678 W) of the energy supply / demand amount (amount obtained by adding the power demand amount and the power supply amount) illustrated in FIG. With respect to the above-mentioned 678 W, for example, it is calculated as an increased or decreased value within the range of +209 W of the upper limit value to ⁇ 144 W of the lower limit value.
- the energy supply / demand adjustment amount distribution unit 29 distributes the energy supply / demand adjustment amount received by the host device data reception unit 28 from the host device 21 to the plurality of lower devices 23 (first distribution unit). Prorated part).
- a method of apportioning (distributing) the energy supply / demand adjustment amount received from the host device 21 an apportionment method proportional to the energy supply / demand amount of each sub-device 23 can be considered.
- the apportionment amount pi of the lower apparatus (23) i is calculated by, for example, the following formula 1, where P is the energy supply and demand adjustment amount received from the upper apparatus 21 and di is the energy supply and demand amount of the lower apparatus i. Is possible.
- the apportionment amount pi of the lower apparatus (23) i is the energy supply / demand adjustment amount received from the upper apparatus 21, P, the upper limit value of the energy supply / demand increase adjustable amount of the lower apparatus i, ui, and the energy of the lower apparatus i.
- the lower limit value of the supply / demand reduction adjustable amount is l i, it is possible to calculate with the following formula 2.
- the lower-level device data transmission unit 30 has a function as a second transmission unit.
- the lower device data transmission unit 30 transmits the individual power supply / demand adjustment amounts prorated from the energy supply / demand adjustment amounts to the plurality of lower devices 23.
- the low-order device 23 is the EMS 12 (lowest energy management device) shown in FIG. 1 or the like
- the electric equipment managed by the EMS 12 based on the adjustment amount of the electric power supply and demand allocated to the EMS 12 Supply of electric power to the (washer / dryer) is controlled.
- the unit 28, the energy supply / demand adjustment amount allocation unit 29, and the lower-level device data transmission unit 30 may be realized by software by executing an energy management program on a computer, and each may be configured by hardware. May be.
- registration application data is transmitted from the upper apparatus data transmission unit 27 to the upper apparatus 21 (S1), and information indicating acceptance of the registration application is received as a response to the registration application (registration request) to the upper apparatus 21.
- the registration unit 31 obtains the data via the host device data reception unit 28, the host device registration unit 31 registers the host device 21 as a host energy management device to be managed. Thereby, cooperation with the high-order apparatus 21 and the energy management apparatus 20 is established.
- the lower device management unit 32 determines whether or not the lower device data reception unit 24 has received the management registration application (or the lower device 23) depending on whether the registration application data (or the cancellation application data) has been received from the lower device 23. It is determined whether or not there is a management registration cancellation application (S2). When the lower device management unit 32 receives a management registration application (or management registration cancellation application) from the lower device 23 (YES in S2), the lower device 23 is registered as a management target (or excluded from the management target). (S3).
- the lower device data receiving unit 24 determines whether or not the energy supply / demand amount and the energy supply / demand adjustable amount are received from the plurality of lower devices 23 registered as management targets, as shown in FIG. S4).
- the energy supply and demand amount and the energy supply and demand adjustable amount are received (YES in S4), the energy supply and demand amount totaling unit 25 and the energy demand and supply adjustable amount totaling unit 26, as shown in FIG.
- the supply and demand amount and the energy supply and demand adjustable amount (the energy supply and demand increase adjustable amount upper limit value and the energy supply and demand reduction adjustable amount lower limit value) are totalized.
- the higher-level device data transmission unit 27 transmits, for example, the aggregate value illustrated in FIG. 4 that is aggregated by the energy supply / demand aggregation unit 25 to the higher-level device 21 (S5).
- the lower device data receiving unit 24, the energy supply / demand totaling unit 25, the energy supply / demand adjustable amount totaling unit 26, and the upper device data transmitting unit 27 are the results of measurement and monitoring related to the power supply / demand of each lower device 23. To the host device 21 is realized.
- the host device data receiving unit 28 determines whether or not the energy supply / demand adjustment amount is received from the host device 21 (S6).
- the host device data reception unit 28 receives the energy supply / demand adjustment amount from the host device 21 (YES in S6)
- the energy supply / demand adjustment amount distribution unit 29 receives the energy supply / demand balance received from the host device 21 by the host device data reception unit 28.
- the adjustment amount is prorated to a plurality of subordinate devices 23 to be managed.
- the lower device data transmission unit 30 transmits the individual power supply and demand adjustment amounts prorated from the energy supply and demand adjustment amounts to the respective lower device 23 (S7).
- the upper device data receiving unit 28, the energy supply / demand adjustment amount allocation unit 29, and the lower device data transmission unit 30 apportion the energy supply / demand adjustment amount from the upper device 21 and notify each of the lower devices 23. To implement the control process.
- the host device registration unit 31 detects whether or not a registration cancellation trigger is input from the outside (S8).
- the host device registration unit 31 generates cancellation application data when detecting an input of a registration cancellation trigger (YES in S8).
- This cancellation application data is transmitted to the host device 21 by the host device data transmission unit 27.
- an application for canceling the management registration is made to the higher-level device 21 (S9).
- the higher-level device registration unit 31 and the lower-level device management unit 32 described above realize cooperative management processing between the higher-level device 21 and the lower-level device 23 and the energy management device 20.
- the energy management apparatus 20 of the present embodiment cooperation between the upper apparatus 21 to be managed and the plurality of lower apparatuses 23 to be managed is performed, and accurate information on the supply and demand of power is passed. Can do.
- the energy management device 20 of the present embodiment it is possible to easily cope with, for example, a partial change (addition or deletion of an upper or lower energy management device) in the energy supply and demand management system 15 having a hierarchical configuration. can do.
- the energy management device 50 is an energy management device in which there is no upper energy management device.
- the energy management apparatus 50 is configured as, for example, EMS ( ⁇ EMS) 1 belonging to the group B shown in FIG. That is, as shown in FIG. 6, the energy management device 50 is replaced with a higher-level device data transmission unit 27, a higher-level device data reception unit 28, and a higher-level device registration unit 31 included in the energy management device 20 of the first embodiment.
- the energy supply / demand adjustment amount calculation unit 54 is provided.
- the energy supply / demand adjustment amount calculation unit 54 calculates the aggregation results (the energy supply / demand amount for each of the lower devices 23, the energy supply / demand increase adjustable upper limit value, the energy supply / demand balance) and the energy supply / demand adjustment amount calculation unit 54. This is a calculation unit (first calculation unit) that calculates an energy supply and demand adjustment amount based on a total value of the reduction adjustment possible amount lower limit value).
- the energy supply / demand adjustment amount allocation unit 29 apportions the energy supply / demand adjustment amount for each lower device 23.
- the energy supply / demand adjustment amount calculation unit 54 acquires, as necessary, measurement data regarding the power supply / demand of each of the lower-level devices 23 from an external sensor 55 that is different from the above-described smart sensor, for example. This measurement data may be reflected in the calculated energy supply and demand adjustment amount.
- the energy management device 50 of the present embodiment configured as described above is positioned at the top of other energy management devices, and can substantially play a role of managing the entire energy supply and demand management system 15.
- the energy management device 70 is an energy management device in which no lower-order energy management device exists.
- the energy management device 70 is configured as, for example, EMS2, 7, 9 to 14 belonging to the group C shown in FIG.
- the energy management device 70 includes the lower device management unit 32, the lower device data reception unit 24, the energy supply / demand totaling unit 25, and the energy included in the energy management device 20 of the first embodiment.
- an energy supply and demand control unit 77 In place of the supply and demand adjustable amount totaling unit 26, the energy supply and demand adjustment amount allocation unit 29, and the lower device data transmission unit 30, an energy supply and demand control unit 77, an energy supply and demand adjustable amount calculation unit 78 as a second calculation unit, and An energy supply / demand measuring unit 79 is provided.
- an energy supply and demand device 72 is connected to the energy management device 70.
- the energy supply and demand device 72 is configured as a power supply and demand device capable of supplying power to electric devices such as a distributed power source such as a solar power generation device and a power storage device, an air conditioner, and lighting.
- the energy supply / demand control unit 77 controls the operation of the energy supply / demand device 72 based on the adjustment amount of the individual power supply / demand that is prorated based on the energy supply / demand adjustment amount from the host device 21.
- the energy supply / demand measurement unit 79 is a measurement unit (first measurement unit) such as a smart meter that measures the current supply / demand amount of electric power by the energy supply / demand device 72 as the energy supply / demand amount described above.
- the energy supply and demand adjustable amount calculation unit 78 determines the amount of energy supply and demand that can be adjusted by the energy supply and demand device 72 as the energy supply and demand adjustable amount (the energy supply and demand increase adjustable amount upper limit value and the energy supply and demand reduction adjustable amount lower limit value). ).
- the energy supply and demand adjustable amount may be calculated based on the ratio of supply and demand measured by the energy supply and demand measurement unit 79 (ratio between power demand and power supply).
- the energy supply / demand adjustable amount may be calculated as a difference from the energy supply / demand amount up to a predetermined threshold.
- the energy supply and demand adjustable amount may be calculated based on other algorithms and rules.
- the energy supply / demand control unit 77 described above is based on the energy supply / demand adjustment amount received by the host device data reception unit 28 from the host device 21, and the power supply / demand by the energy supply / demand device 72 within the range of the energy supply / demand adjustment possible amount. To control.
- the energy management device 70 of the present embodiment is an energy management device positioned at the lowest level in the energy supply and demand management system 15 having a hierarchical configuration. That is, the energy management device 70 can manage the supply and demand of electric power for electric devices such as distributed power sources, air conditioners, lighting, and washing and drying machines.
- the function of the energy management device 70 and the function of the energy supply and demand device 72 may be mounted on the electric device itself.
- the energy management device 80 is an energy management device in which a plurality of higher-order energy management devices that receive management exist.
- the energy management device 80 is configured as, for example, EMS 8 belonging to the group D shown in FIG.
- the EMS 8 illustrated in FIG. 1 has a single lower device as a management target, a plurality of lower devices may be managed as in the energy management device 80 of this embodiment shown in FIG.
- the energy management device 80 of the present embodiment has an energy supply and demand adjustment amount totaling unit as a second totaling unit in addition to the configuration of the energy management device 20 of the first embodiment. 82 and a subordinate device data total value prorated portion 83 as a second prorated portion.
- the lower device data total value drafting unit 83 proposes a tabulated result in which the energy supply / demand amount and the energy supply / demand adjustable amount for each of the plurality of lower devices 23 are totaled for a plurality of registered upper devices 21. Divide.
- the prorated proportion for each higher-level device may be determined in advance as a fixed value. Further, the prorated method may be a method in which the prorated proportion is increased, for example, in a device having a higher priority according to a preset priority for each higher-level device. Furthermore, the prorated method may be prorated based on other algorithms and rules.
- the higher-level device data transmission unit 27 transmits the individual aggregation results prorated from the aggregation results by the lower-level device data aggregation value allocation unit 83 to the plurality of higher-level devices 21.
- the host device data receiving unit 28 receives each energy supply / demand adjustment amount calculated by each host device 21 based on the individual tabulation results from each of the plurality of host devices 21.
- the energy supply / demand adjustment amount totaling unit 82 totals the received energy supply / demand adjustment amounts for each of the plurality of higher-level devices 21.
- the energy supply and demand adjustment amount proposing unit 29 apportions the energy supply and demand adjustment amount (the total value) calculated by the energy supply and demand adjustment amount totaling unit 82 for a plurality of lower devices 23.
- the energy management device 80 of the present embodiment even when there are a plurality of higher-order devices 21 that receive management, current data relating to power supply and demand obtained from a plurality of lower-order devices 23 is converted into a plurality of higher-order devices 21. The device 21 is notified accurately. Furthermore, the energy management device 80 aggregates a plurality of energy supply and demand adjustment amounts respectively returned from the host devices 21 and apportions them. Therefore, according to the energy management device 80, it is possible to appropriately manage the supply and demand of the electric power of each lower device 23.
- the energy management device 90 is configured by partially changing the energy management device 20 of the first embodiment shown in FIG.
- the energy management device 90 replaces the lower device data reception unit 24 and the energy supply and demand adjustment amount distribution unit 29 included in the energy management device 20 of the first embodiment.
- a data receiving unit 94 and an energy supply and demand adjustment amount proposing unit 99 are provided.
- the lower device data receiving unit 94 calculates the energy supply and demand adjustable amount.
- Supplementary information related to the condition is received from each of the plurality of lower-level devices 23.
- the energy supply and demand adjustment amount proposing part 99 corrects the energy supply and demand adjustment amount according to the received supplementary information.
- the supplementary information described above for example, information on power costs (electricity charges) that associates the operating efficiency of electric equipment with the amount of power supplied, and the stability (instability) related to the amount of power supplied and the operation of the electric equipment.
- the associated uncertainty information, the attribute information of the lower device 23 (information indicating the installation location of the lower device and the output capacity of the lower device), and the like can be exemplified.
- the attribute information of the lower-level device 23 the probable amount of the energy supply and demand adjustment amount is corrected in consideration of, for example, a loss, voltage fluctuation, frequency fluctuation, etc. during power transmission based on the attribute information. can do.
- the energy supply and demand adjustment amount prorated portion 99 uses these supplementary information together to apportion only the subordinate devices that reflect the cost optimization and uncertainty, or the subordinate devices having specific attributes. Make it possible to target.
- the prorated amount pi of the subordinate device (23) i to be managed is P for the energy supply / demand adjustment amount received from the upper device 21, e for the allowable adjustment error, di for the energy supply / demand for the subordinate device i, and energy supply / demand
- the cost per unit amount of the adjustment amount is ci
- it is calculated as a prorated amount that satisfies the condition of the following Equation 3, so that it is possible to adjust the energy supply and demand with the cost optimized.
- the energy management device 90 of the present embodiment it is possible to stabilize the operation of the load-side electric device and optimize the power cost in consideration of the operation efficiency of the electric device.
- an energy management device including all the components of the first to fifth embodiments may be configured, or some components may be configured from the energy management device including all such components.
- the deleted energy management apparatus may be applied.
- each component for example, the energy supply and demand amount totaling unit 25, the energy demand and supply adjustable amount totaling unit 26 shown in FIG. 2, the energy supply and demand adjustment amount plan shown in FIG. 2 provided in the energy management devices according to the first to fifth embodiments.
- the splitting unit 29, the higher-level device registration unit 31, the lower-level device management unit 32, etc. are provided as magnetic disks (flexible disks, hard disks, etc.), optical disks (CD-ROM, DVD, etc.). It can also be stored and distributed in a storage medium such as a semiconductor memory.
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Abstract
Description
図1に示すように、第1~第5の実施形態に係るエネルギ管理装置を含むエネルギ需給管理システム15は、電力の需給の階層的な管理の位置付けについて例えばグループA~Dなどにそれぞれ分類することの可能な複数のEMS(Energy Management System/エネルギ管理装置)1~14を備えている。
図1、図2に示すように、第1の実施形態に係るエネルギ管理装置20は、上述したグループAに属する例えばEMS3、5、6などとして構成されている。このエネルギ管理装置20は、図2に示すように、単一の上位装置(上位のエネルギ管理装置)21から電力の需給についての管理を受ける。この一方で、エネルギ管理装置20は、複数の下位装置(下位のエネルギ管理装置)23を電力の需給の管理対象とする。
次に、第2の実施形態を主に図6に基づいて説明する。なお、図6において、図2に示した第1の実施形態中の構成要素と同一の構成要素については、同一の符号を付与し重複する説明を省略する。
次に、第3の実施形態を主に図7に基づいて説明する。なお、図7において、図2に示した第1の実施形態中の構成要素と同一の構成要素については、同一の符号を付与し重複する説明を省略する。
次に、第4の実施形態を主に図8に基づいて説明する。なお、図8において、図2に示した第1の実施形態中の構成要素と同一の構成要素については、同一の符号を付与し重複する説明を省略する。
次に、第5の実施形態を図9に基づき説明する。なお、図9において、図2に示した第1の実施形態中の構成要素と同一の構成要素については、同一の符号を付与し重複する説明を省略する。図9に示すように、この実施形態に係るエネルギ管理装置90は、図2に示した第1の実施形態のエネルギ管理装置20に対し一部変更を加えて構成されている。
Claims (8)
- 第1のエネルギ管理装置に要求した登録要求に対する応答として登録の許可を表す情報を取得した場合に、前記第1のエネルギ管理装置を、管理を受ける上位のエネルギ管理装置として登録する第1の登録部と、
第2のエネルギ管理装置から登録要求を受け付けた場合に、前記第2のエネルギ管理装置を、管理の対象とする下位のエネルギ管理装置として登録する第2の登録部と、
登録された複数の前記下位のエネルギ管理装置それぞれから、現状の電力の需給量を表すエネルギ需給量と前記現状の電力の需給量に対する調整可能な量を表すエネルギ需給調整可能量とを受信する第1の受信部と、
前記受信された前記下位のエネルギ管理装置毎の前記エネルギ需給量と前記エネルギ需給調整可能量とをそれぞれ集計する集計部と、
前記集計された集計結果を、登録された前記上位のエネルギ管理装置へ送信する第1の送信部と、
前記集計結果に基づき算出された電力の需給を調整する調整量を表すエネルギ需給調整量を前記上位のエネルギ管理装置より受信する第2の受信部と、
前記受信されたエネルギ需給調整量を、前記複数の下位のエネルギ管理装置を対象として案分する案分部と、
前記エネルギ需給調整量から案分された個別の電力需給の調整量を前記複数の下位のエネルギ管理装置へそれぞれ送信する第2の送信部と、
を備えるエネルギ管理装置。 - 前記第1の登録部は、登録された前記上位のエネルギ管理装置に要求した登録の解除要求に対する応答として登録解除の許可を表す情報を取得した場合に、当該上位のエネルギ管理装置を、管理を受ける対象から除外し、
前記第2の登録部は、登録された前記下位のエネルギ管理装置から登録の解除要求を受け付けた場合に、当該下位のエネルギ管理装置を管理の対象から除外する、
請求項1に記載のエネルギ管理装置。 - 前記エネルギ需給調整量を前記集計結果に基づいて算出する算出部、
を備える請求項1又は2に記載のエネルギ管理装置。 - 電気機器へ電力を供給可能なエネルギ需給装置の動作を、前記エネルギ需給調整量から案分された個別の電力需給の調整量に基づいて、制御するエネルギ需給制御部と、
前記エネルギ需給装置による現状の電力の需給量を前記エネルギ需給量として計測する計測部と、
前記エネルギ需給装置により電力の需給を調整可能な量を前記エネルギ需給調整可能量として算出する第2の算出部と、
をさらに備える請求項1ないし3のいずれか1項に記載のエネルギ管理装置。 - 前記複数の下位のエネルギ管理装置毎の前記エネルギ需給量と前記エネルギ需給調整可能量とがそれぞれ集計された集計結果を、各々登録された複数の前記上位のエネルギ管理装置を対象として案分する第2の案分部をさらに備え、
前記第1の送信部は、前記第2の案分部により前記集計結果から案分された個別の集計結果を、前記複数の上位のエネルギ管理装置へそれぞれ送信し、
さらに、前記第2の受信部は、前記個別の集計結果に基づきそれぞれ算出された各エネルギ需給調整量を前記複数の上位のエネルギ管理装置それぞれから受信し、
前記受信された複数の上位のエネルギ管理装置毎のエネルギ需給調整量を集計する第2の集計部をさらに備え、
前記案分部は、前記第2の集計部により集計されたエネルギ需給調整量を、前記複数の下位のエネルギ管理装置を対象として案分する、
請求項1ないし4のいずれか1項に記載のエネルギ管理装置。 - 前記第1の受信部は、前記複数の前記下位のエネルギ管理装置それぞれから、前記エネルギ需給量及び前記エネルギ需給調整可能量に加え、前記エネルギ需給調整可能量を算出した条件に関連する補足情報を受信し、
前記案分部は、前記受信された補足情報に基づいて、前記エネルギ需給調整量の案分に補正を加える、
請求項1ないし5のいずれか1項に記載のエネルギ管理装置。 - 第1のエネルギ管理装置に要求した登録要求に対する応答として登録の許可を表す情報を取得した場合に、前記第1のエネルギ管理装置を、管理を受ける上位のエネルギ管理装置として登録するステップと、
第2のエネルギ管理装置から登録要求を受け付けた場合に、前記第2のエネルギ管理装置を、管理の対象とする下位のエネルギ管理装置として登録するステップと、
登録された複数の前記下位のエネルギ管理装置それぞれから、現状の電力の需給量を表すエネルギ需給量と前記現状の電力の需給量に対する調整可能な量を表すエネルギ需給調整可能量とを受信するステップと、
前記受信された前記下位のエネルギ管理装置毎の前記エネルギ需給量と前記エネルギ需給調整可能量とをそれぞれ集計するステップと、
前記集計された集計結果を、登録された前記上位のエネルギ管理装置へ送信するステップと、
前記集計結果に基づき算出された電力の需給を調整する調整量を表すエネルギ需給調整量を前記上位のエネルギ管理装置より受信するステップと、
前記受信されたエネルギ需給調整量を、前記複数の下位のエネルギ管理装置を対象として案分するステップと、
前記エネルギ需給調整量から案分された個別の電力需給の調整量を前記複数の下位のエネルギ管理装置へそれぞれ送信するステップと、
を有するエネルギ管理方法。 - 第1のエネルギ管理装置に要求した登録要求に対する応答として登録の許可を表す情報を取得した場合に、前記第1のエネルギ管理装置を、管理を受ける上位のエネルギ管理装置として登録する第1の登録部と、
第2のエネルギ管理装置から登録要求を受け付けた場合に、前記第2のエネルギ管理装置を、管理の対象とする下位のエネルギ管理装置として登録する第2の登録部と、
登録された複数の前記下位のエネルギ管理装置それぞれから、現状の電力の需給量を表すエネルギ需給量と前記現状の電力の需給量に対する調整可能な量を表すエネルギ需給調整可能量とを受信する第1の受信部と、
前記受信された前記下位のエネルギ管理装置毎の前記エネルギ需給量と前記エネルギ需給調整可能量とをそれぞれ集計する集計部と、
前記集計された集計結果を、登録された前記上位のエネルギ管理装置へ送信する第1の送信部と、
前記集計結果に基づき算出された電力の需給を調整する調整量を表すエネルギ需給調整量を前記上位のエネルギ管理装置より受信する第2の受信部と、
前記受信されたエネルギ需給調整量を、前記複数の下位のエネルギ管理装置を対象として案分する案分部と、
前記エネルギ需給調整量から案分された個別の電力需給の調整量を前記複数の下位のエネルギ管理装置へそれぞれ送信する第2の送信部、
としてコンピュータを機能させるエネルギ管理プログラム。
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JP2017038502A (ja) * | 2015-08-12 | 2017-02-16 | 株式会社東芝 | エネルギー管理装置、エネルギー管理方法、およびプログラム |
JP2022535374A (ja) * | 2019-05-31 | 2022-08-08 | アーベーベー・シュバイツ・アーゲー | 分散型エネルギー資源登録 |
JP7437591B2 (ja) | 2019-05-31 | 2024-02-26 | アーベーベー・シュバイツ・アーゲー | 分散型エネルギー資源登録 |
Also Published As
Publication number | Publication date |
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CN104620456A (zh) | 2015-05-13 |
EP2876766A1 (en) | 2015-05-27 |
JP2014023232A (ja) | 2014-02-03 |
US20150120077A1 (en) | 2015-04-30 |
EP2876766A4 (en) | 2016-03-09 |
BR112015000767A2 (pt) | 2017-06-27 |
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