WO2023074369A1 - Système d'alimentation et procédé de commande - Google Patents

Système d'alimentation et procédé de commande Download PDF

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Publication number
WO2023074369A1
WO2023074369A1 PCT/JP2022/038049 JP2022038049W WO2023074369A1 WO 2023074369 A1 WO2023074369 A1 WO 2023074369A1 JP 2022038049 W JP2022038049 W JP 2022038049W WO 2023074369 A1 WO2023074369 A1 WO 2023074369A1
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WIPO (PCT)
Prior art keywords
power
reference angle
predetermined space
effect
angle
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PCT/JP2022/038049
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English (en)
Japanese (ja)
Inventor
紳之介 牛尾
祐介 宮道
太佑 西村
哲也 竹中
雅博 馬場
雅也 高橋
Original Assignee
京セラ株式会社
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Publication of WO2023074369A1 publication Critical patent/WO2023074369A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
    • E06B9/26—Lamellar or like blinds, e.g. venetian blinds
    • E06B9/264—Combinations of lamellar blinds with roller shutters, screen windows, windows, or double panes; Lamellar blinds with special devices

Definitions

  • the present disclosure relates to power systems and control methods.
  • PV Photovoltaic
  • a first feature is an electric power system, comprising: a blind device having a slat attached to a window of a predetermined space and having a solar cell arranged thereon; and a control unit for controlling the blind device, the control unit
  • the gist of the above is that an operation mode for adjusting the angle of the slats is executed based on the power consumption of a predetermined device for adjusting the environment of the predetermined space and the power generated by the photovoltaic cell.
  • a second feature is a control method, comprising a step A of controlling a blind device having a slat attached to a window of a predetermined space and having solar cells arranged thereon, wherein the step A is the environment of the predetermined space. and executing an operation mode for adjusting the angles of the slats based on the power consumption of a predetermined device and the power generated by the photovoltaic cells.
  • FIG. 1 is a diagram showing a power management system 1 according to an embodiment.
  • FIG. 2 is a diagram showing a facility 100 according to an embodiment.
  • FIG. 3 is a diagram showing a blind device 140 according to an embodiment.
  • FIG. 4 is a diagram showing the EMS 160 according to the embodiment.
  • FIG. 5 is a diagram for explaining the power consumption priority mode according to the embodiment.
  • FIG. 6 is a diagram for explaining the power consumption priority mode according to the embodiment.
  • FIG. 7 is a diagram for explaining a power consumption priority mode according to the embodiment;
  • FIG. 8 is a diagram for explaining the power consumption priority mode according to the embodiment.
  • FIG. 9 is a diagram illustrating an operation example according to the embodiment;
  • a power management system (power management system) A power management system according to an embodiment will be described below.
  • a power management system may simply be referred to as a power system.
  • the power management system 1 has a facility 100.
  • the power management system 1 may include a power management server 200.
  • FIG. 1
  • the facility 100 and the power management server 200 are configured to be able to communicate via the network 11.
  • the network 11 may include the Internet, may include a dedicated line such as a VPN (Virtual Private Network), or may include a mobile communication network.
  • VPN Virtual Private Network
  • the facility 100 is interconnected with the power system 12 and may be supplied with power from the power system 12 or may be supplied with power to the power system 12 .
  • Power from power system 12 to facility 100 may be referred to as tidal power, purchased power, or demand power.
  • Power from facility 100 to power system 12 may be referred to as reverse flow power or sold power.
  • FIG. 1 as the facility 100, facilities 100A to 100C are illustrated.
  • the facility 100 may be a facility such as a residence, a facility such as a store, or an office.
  • Facility 100 may be an apartment complex containing two or more residences.
  • the facility 100 may be a complex facility including at least two or more facilities of residences, shops, and offices. Details of facility 100 will be described later (see FIG. 2).
  • the power management server 200 may be managed by a business operator such as a local power company.
  • a local power company may be a power company operated by a municipality or the like.
  • the power management server 200 is a server managed by businesses such as a power generation business, a power transmission and distribution business, a retail business, and a resource aggregator.
  • the resource aggregator may be a power company that adjusts the power supply and demand balance of the power grid 12 in a VPP (Virtual Power Plant).
  • the adjustment of the power supply and demand balance may include trading (hereinafter referred to as negawatt trading) in which the reduced power of the facility 100 (tidal power) is exchanged for value. Adjusting the power supply and demand balance may include trading increased power of reverse flow power for value.
  • the resource aggregator may be an electric power company that provides reverse flow power to power generation companies, power transmission/distribution companies, retailers, and the like in the VPP.
  • the facility 100 has a solar cell device 110 , a power storage device 120 , a fuel cell device 130 , a blind device 140 , a load device 150 and an EMS (Energy Management System) 160 .
  • Facility 100 may have measurement device 190 .
  • the solar cell device 110 is a distributed power source that generates power according to light such as sunlight.
  • the solar cell device 110 is composed of a PCS (Power Conditioning System) and a solar panel.
  • the solar cell device 110 may be an example of a power generation device installed at the facility 100 .
  • the power storage device 120 is a distributed power source that charges and discharges power.
  • the power storage device 120 is composed of PCS and power storage cells.
  • power storage device 120 may be an example of a power storage device installed in facility 100 .
  • the fuel cell device 130 is a distributed power source that uses fuel to generate power.
  • the fuel cell device 130 is composed of PCS and fuel cells.
  • the fuel cell device 130 may be a solid oxide fuel cell (SOFC; Solid Oxide Fuel Cell) or a polymer electrolyte fuel cell (PEFC; Polymer Electrolyte Fuel Cell). It may be a type fuel cell (PAFC; Phosphoric Acid Fuel Cell) or a molten carbonate type fuel cell (MCFC; Molten Carbonate Fuel Cell).
  • SOFC Solid Oxide Fuel Cell
  • PEFC Polymer Electrolyte Fuel Cell
  • PAFC Phosphoric Acid Fuel Cell
  • MCFC Molten Carbonate Fuel Cell
  • the blind device 140 is a device that is attached to a window in a predetermined space and has a solar battery cell (hereinafter referred to as a PV (Photovoltaic) cell).
  • the predetermined space is a room in the facility 100, or the like. It is a device that can block the sunlight to a predetermined space where the blind device 140 is installed.
  • the blind device 140 may be attached inside the predetermined space relative to the window, or may be attached outside the predetermined space relative to the window.
  • the blind device 140 is a device that has a plurality of slats and operates the plurality of slats with a motor or the like.
  • the slat has a rectangular front surface and a rectangular back surface.
  • the rectangular front surface may be a slightly curved convex surface (hereinafter referred to as convex surface).
  • the rectangular back surface may be a concave surface (hereinafter referred to as a concave surface) that is slightly curved.
  • Controlling the slats may include controlling at least one of hoisting of the slats, payout of the slats, and angle adjustment of the slats. Also, controlling the slats may include controlling some of the slats. That is, the control of the slats may include control of a predetermined number of slats among the plurality of slats.
  • the blind device 140 may be of a horizontal type in which slats extending horizontally with respect to the ground or floor are arranged vertically with respect to the ground or floor.
  • the slats extending along the direction may be of the vertical type arranged horizontally with respect to the ground or floor surface.
  • the blind device 140 may be referred to as an electric blind.
  • the blind device 140 may be referred to as a PV-powered blind.
  • the blind device 140 has slats on which PV cells are arranged. PV cells are placed on the surface of the slats. Specifically, the PV cells are placed on the convex side of the slats. It may also be located on the concave surface of the slat, or on both the convex and concave surfaces of the slat. Therefore, the blind device 140 may be considered to be an example of a distributed power source that generates power according to light such as sunlight.
  • the blind device 140 may or may not include a PCS.
  • the PCS of the solar cell device 110 may be used as the PCS of the PV cells arranged on the slats. Details of the blind device 140 will be described later (see FIG. 3).
  • the load device 150 is a device that consumes power.
  • the load device 150 may include an air conditioner that adjusts the temperature of the predetermined space, or a lighting device that adjusts the illuminance of the predetermined space.
  • Air conditioners and lighting devices are examples of predetermined devices that adjust the environment of a predetermined space. Air conditioners and lighting devices may be considered devices affected by the operation of the blind device 140 .
  • the load device 150 may include video equipment, audio equipment, refrigerators, washing machines, personal computers, and the like.
  • the EMS 160 manages power related to the facility 100.
  • EMS 160 may control solar cell device 110 , power storage device 120 , fuel cell device 130 , blind device 140 and load device 150 .
  • the EMS 160 is exemplified as a device that receives control commands from the power management server 200, but such a device may be called a Gateway or simply a control unit. Details of the EMS 160 will be described later (see FIG. 4).
  • the measuring device 190 measures tidal power from the power system 12 to the facility 100 .
  • Measurement device 190 may measure reverse power flow from facility 100 to power system 12 .
  • the metering device 190 may be a Smart Meter belonging to a power company.
  • the measuring device 190 may transmit to the EMS 160 every first interval an information element indicating the measurement result (integrated value of the power flow or reverse flow power) at the first interval (for example, 30 minutes).
  • the measurement device 190 may send an information element to the EMS 160 indicating the measurement result at a second interval (eg, 1 minute) that is shorter than the first interval.
  • blind device 140 A blind device according to an embodiment will be described below. As shown in FIG. 3, the blind device 140 has a communication section 141, a slat 142, and a control section 143. As shown in FIG. 3, the blind device 140 has a communication section 141, a slat 142, and a control section 143. As shown in FIG. 3, the blind device 140 has a communication section 141, a slat 142, and a control section 143. As shown in FIG.
  • the communication unit 141 is configured by a communication module.
  • the communication module can be a wireless communication module that conforms to standards such as IEEE802.11a/b/g/n/ac/ax, ZigBee, Wi-SUN, LTE, 5G, 6G, and standards such as IEEE802.3 may be a wired communication module conforming to
  • the communication unit 141 controls communication between the blind device 140 and the EMS 160.
  • communication unit 141 communicates with EMS 160 .
  • Such communication is performed using a protocol conforming to the second protocol.
  • ECHONET Lite registered trademark
  • ECHONET Lite registered trademark
  • the information element included in the message used for communication may include an information element for specifying the operation mode of the blind device 140.
  • the operation modes include an operation mode in which the angle of the slats 142 is adjusted based on the power consumption of the predetermined device and the power generated by the PV cells (hereinafter referred to as power consumption priority mode). Details of the power consumption priority mode will be described later.
  • Such messages may include messages (eg, SET commands) instructing to control the blind device 140 in an operating mode, and messages requesting the operating mode being applied to the blind device 140 (eg, GET commands). ) may be included.
  • Such messages may include messages (eg, GET response commands, INF commands) that inform the operating mode being applied to the blind device 140 .
  • a GET response command is a command transmitted in response to a GET command
  • an INF command is a message autonomously transmitted by the blind device 140.
  • the SET command includes an information element for the blind device 140 to specify the operation mode of the blind device 140.
  • the GET response command and the INF command contain information elements for EMS 160 to identify the operating mode of blind device 140 .
  • the slat 142 is a member that adjusts the sunlight in the space where the blind device 140 is installed. PV cells may be placed on the surface of the slats 142 .
  • the control unit 143 may include at least one processor. At least one processor may be composed of a single integrated circuit (IC), or may be composed of a plurality of communicatively coupled circuits (such as integrated circuits and/or discrete circuit(s)). good too.
  • IC integrated circuit
  • communicatively coupled circuits such as integrated circuits and/or discrete circuit(s)
  • control unit 143 controls the blind device 140.
  • the control unit 143 may control at least one of winding up the slats 142 , extending the slats 142 , and adjusting the angle of the slats 142 .
  • the control unit 143 may control some of the slats 142 . That is, the control unit 143 may control a predetermined number of slats among the plurality of slats.
  • control unit 143 executes an operation mode (power consumption priority mode) that adjusts the angle of the slats 142 based on the power consumption of the predetermined device and the power generated by the PV cells. Details of the power consumption priority mode will be described later.
  • the EMS 160 has a first communication section 161, a second communication section 162, and a control section 163.
  • the first communication unit 161 is composed of communication modules.
  • the communication module can be a wireless communication module that conforms to standards such as IEEE802.11a/b/g/n/ac/ax, ZigBee, Wi-SUN, LTE, 5G, 6G, and standards such as IEEE802.3 may be a wired communication module conforming to
  • the first communication unit 161 communicates with the power management server 200 via the network 11.
  • the first communication unit 161 performs communication according to the first protocol, as described above.
  • the first communication unit 161 receives the first message from the power management server 200 according to the first protocol.
  • the first communication unit 161 transmits the first message response to the power management server 200 according to the first protocol.
  • the second communication unit 162 is composed of communication modules.
  • the communication module can be a wireless communication module that conforms to standards such as IEEE802.11a/b/g/n/ac/ax, ZigBee, Wi-SUN, LTE, 5G, 6G, and standards such as IEEE802.3 may be a wired communication module conforming to
  • the second communication unit 162 communicates with devices included in the facility 100 (the solar cell device 110, the power storage device 120, the fuel cell device 130, or the blind device 140).
  • the second communication unit 162 communicates according to the second protocol, as described above.
  • the second communication unit 162 transmits the second message to the distributed power sources according to the second protocol.
  • the second communication unit 162 receives the second message response from the distributed power sources according to the second protocol.
  • the second message may be a message containing an information element for specifying the operating mode of the blind device 140.
  • the control unit 163 may include at least one processor. At least one processor may be composed of a single integrated circuit (IC), or may be composed of a plurality of communicatively coupled circuits (such as integrated circuits and/or discrete circuit(s)). good too.
  • IC integrated circuit
  • communicatively coupled circuits such as integrated circuits and/or discrete circuit(s)
  • control unit 163 controls each configuration installed in the EMS 160 .
  • control unit 163 instructs the blind device 140 to set the operation mode by transmitting the second message.
  • the power consumption priority mode according to the embodiment will be described below.
  • the reference angle 1 is an example of an angle that can suppress lighting from outside the predetermined space.
  • Reference angle 2 is an example of an angle that can maximize the generated power of the PV cell.
  • the reference angle 3 is an example of an angle that can increase lighting from outside the predetermined space.
  • the reference angle 4 is an example of an angle at which the temperature of the predetermined space can rise.
  • a reference angle of 5 is an example of an angle at which the slats 142 are most open.
  • the reference angle 1 may be considered to be the angle at which the light-receiving surface of the PV cell is maximally directed toward the outside of the room.
  • the reference angle 5 may be considered to be the angle at which the light-receiving surface of the PV cell is maximally directed toward the inside of the room.
  • the reference angles 2 to 4 may be considered to be angles between the reference angles 1 and 5 that change the light-receiving surface of the PV cell stepwise toward the inside of the room.
  • Each reference angle may have a predetermined angular width. In such cases, the angular width of each reference angle may be defined so as not to overlap each other.
  • Each reference angle is determined based on at least one of the power generated by the PV cell, the temperature of the predetermined space, and the illuminance of the predetermined space. In other words, each reference angle is associated with at least one of power generation effect, temperature effect, and illumination effect.
  • the power generation effect is an effect related to the power generated by the PV cell, and the greater the value of the power generation effect, the greater the power generated by the PV cell.
  • the temperature effect is an effect related to the temperature of the predetermined space, and the larger the value of the temperature effect, the greater the effect on changes in the temperature of the predetermined space.
  • the illuminance effect is an effect related to the illuminance of the predetermined space, and the greater the value of the illuminance effect, the greater the illuminance of the predetermined space. In the following, for convenience of explanation, the power generation effect, the temperature effect, and the illuminance effect are expressed in five stages.
  • Each case is distinguished by the weather conditions of the area containing the given space.
  • weather conditions include season and weather.
  • Case 1 is a case where the season is summer and the weather is sunny. Here, since the season is summer, the greater the value of the temperature effect, the greater the effect of suppressing the temperature rise in the predetermined space.
  • the values of the power generation effect, temperature effect, and illuminance effect corresponding to each reference angle may be determined in advance.
  • the power generation effect, temperature effect, and illuminance effect values corresponding to each reference angle may be determined by learning past histories. Learning may be learning of the correlation between various parameters (season, weather, reference angle) and various effects (power generation effect, temperature effect, and illumination effect). Learning may be deep learning represented by AI (Artificial Intelligence).
  • the blind device 140 selects an appropriate reference angle to increase the illuminance of the given space. For example, the blind device 140 may select reference angle 2, reference angle 3, and reference angle 4 with high illumination effect. On the other hand, if the angle of the slat 142 is adjusted to any of the reference angle 2, reference angle 3, and reference angle 4, the temperature of the predetermined space may rise. , the power consumption of the air conditioner may increase. Therefore, the blind device 140 can minimize the power consumption of the air conditioner for keeping the temperature of the predetermined space constant, excluding the power generated by the PV cells, in the angular width of the selected reference angle. to explore.
  • the blinds 140 may run a power priority mode with slat 142 angles that may minimize the power of the entire system, including the air conditioner and the blinds 140 .
  • the power obtained by subtracting the power generated by the PV cells from the power consumption of the air conditioner may take a negative value.
  • the illuminance of the predetermined space is changed by operating the blind device 140, and that the lighting device is not operated.
  • the blind device 140 selects a suitable reference angle to reduce the temperature of the given space.
  • the blind device 140 may select Reference Angle 1, Reference Angle 2, and Reference Angle 5 with high temperature effects.
  • the angle of the slat 142 is adjusted to any of the reference angle 1, reference angle 2, and reference angle 5, the illuminance of the predetermined space may decrease. may increase the power consumption of the lighting device. Therefore, the blind device 140 can minimize the power consumption of the lighting device minus the power generated by the PV cells in order to keep the illuminance of the predetermined space constant in the angular width of the selected reference angle. to explore.
  • the blind system 140 may implement a power priority mode with slat 142 angles that may minimize the power of the overall system including the lighting system and the blind system 140 . Note that the air conditioner does not have to be operated.
  • the power generated by the PV cell is greater than the power consumed by the lighting device, the power obtained by subtracting the power generated by the PV cell from the power consumption of the lighting device may take a negative value.
  • the temperature of the predetermined space may be assumed to be changed by operating the blind device 140, and it may be assumed that the air conditioner is not operated.
  • Case 2 is a case where the season is summer and the weather is rainy.
  • the greater the value of the temperature effect the greater the effect of suppressing the temperature rise in the predetermined space.
  • the power generation effect and the temperature effect may be relatively small compared to the case where the weather is sunny (Fig. 5).
  • the values of the power generation effect, temperature effect, and illuminance effect corresponding to each reference angle may be determined in advance.
  • the power generation effect, temperature effect, and illuminance effect values corresponding to each reference angle may be determined by learning past histories. Learning may be learning of the correlation between various parameters (season, weather, reference angle) and various effects (power generation effect, temperature effect, and illumination effect). Learning may be deep learning represented by AI.
  • the blind device 140 selects an appropriate reference angle to increase the illumination of the given space.
  • the blind device 140 may select reference angle 3, which has the highest illuminance effect, instead of selecting reference angles 2 and 4, because the power generation effect and the temperature effect are relatively small.
  • the blind device 140 searches for the angle of the slats 142 that can minimize the power consumption of the air conditioner minus the power generated by the PV cells in order to keep the temperature of the predetermined space constant within the angle width of the selected reference angle. do.
  • the blinds 140 may run a power priority mode with slat 142 angles that may minimize the power of the entire system, including the air conditioner and the blinds 140 .
  • the illuminance of the predetermined space is changed by operating the blind device 140, and that the lighting device is not operated.
  • Case 3 is a case in which the season is winter and the weather is fine. Here, since the season is winter, the greater the value of the temperature effect, the greater the effect of maintaining the temperature of the predetermined space.
  • the values of the power generation effect, temperature effect, and illuminance effect corresponding to each reference angle may be determined in advance.
  • the power generation effect, temperature effect, and illuminance effect values corresponding to each reference angle may be determined by learning past histories. Learning may be learning of the correlation between various parameters (season, weather, reference angle) and various effects (power generation effect, temperature effect, and illumination effect). Learning may be deep learning represented by AI.
  • the blind device 140 selects an appropriate reference angle to increase the illumination of the given space. For example, the blind device 140 may select reference angle 2, reference angle 3, and reference angle 4 with high illumination effect. On the other hand, if the angle of the slat 142 is adjusted to any of the reference angle 2, reference angle 3, and reference angle 4, the temperature of the predetermined space may drop. , the power consumption of the air conditioner may increase. Therefore, the blind device 140 can minimize the power consumption of the air conditioner for keeping the temperature of the predetermined space constant, excluding the power generated by the PV cells, in the angular width of the selected reference angle. to explore.
  • the blinds 140 may run a power priority mode with slat 142 angles that may minimize the power of the entire system, including the air conditioner and the blinds 140 .
  • the illuminance of the predetermined space is changed by operating the blind device 140, and that the lighting device is not operated.
  • the blind device 140 selects a suitable reference angle to raise the temperature of the given space.
  • the blind device 140 may select Reference Angle 1, Reference Angle 2, and Reference Angle 5 with high temperature effects.
  • the temperature effect of reference angle 4 is at the same level as the temperature effect of reference angle 2, at reference angle 4, compared to reference angle 2, the temperature rise in the predetermined space due to the power generated by PV cannot be expected. Reference angle 4 may not be selected.
  • the angle of the slat 142 is adjusted to any of the reference angle 1, reference angle 2, and reference angle 5, the illuminance of the predetermined space may decrease. may increase the power consumption of the lighting device.
  • the blind device 140 can minimize the power consumption of the lighting device minus the power generated by the PV cells in order to keep the illuminance of the predetermined space constant in the angular width of the selected reference angle. to explore.
  • the blind system 140 may implement a power priority mode with slat 142 angles that may minimize the power of the overall system including the lighting system and the blind system 140 . Note that the air conditioner does not have to be operated.
  • the temperature of the predetermined space may be assumed to be changed by operating the blind device 140, and it may be assumed that the air conditioner is not operated. (Case 4)
  • the power generation effect may be relatively small compared to the case where the weather is sunny (Fig. 7).
  • the blind device 140 selects an appropriate reference angle to increase the illumination of the given space. For example, the blind device 140 may select reference angle 2, reference angle 3, and reference angle 4 with high illumination effect. On the other hand, if the angle of the slat 142 is adjusted to any of the reference angle 2, reference angle 3, and reference angle 4, the temperature of the predetermined space may drop. , the power consumption of the air conditioner may increase. Therefore, the blind device 140 can minimize the power consumption of the air conditioner for keeping the temperature of the predetermined space constant, excluding the power generated by the PV cells, in the angular width of the selected reference angle. to explore.
  • the blinds 140 may run a power priority mode with slat 142 angles that may minimize the power of the entire system, including the air conditioner and the blinds 140 .
  • the illuminance of the predetermined space is changed by operating the blind device 140, and that the lighting device is not operated.
  • the blind device 140 selects a suitable reference angle to raise the temperature of the given space.
  • the blind device 140 may select Reference Angle 1, Reference Angle 2, and Reference Angle 5 with high temperature effects. Note that reference angle 4 may not be selected for the same reason as case 3.
  • the blind device 140 can minimize the power consumption of the lighting device minus the power generated by the PV cells in order to keep the illuminance of the predetermined space constant in the angular width of the selected reference angle. to explore.
  • the blind system 140 may implement a power priority mode with slat 142 angles that may minimize the power of the overall system including the lighting system and the blind system 140 . Note that the air conditioner does not have to be operated.
  • the temperature of the predetermined space may be assumed to be changed by operating the blind device 140, and it may be assumed that the air conditioner is not operated.
  • the blind device 140 executes the power consumption priority mode in which the angle of the slats 142 is adjusted based on the power consumption of a predetermined device (eg air conditioner or lighting device) and the power generated by the PV cells.
  • a predetermined device eg air conditioner or lighting device
  • the blind device 140 executes the power consumption priority mode based on a reference angle determined based on at least one of the power generated by the PV cells, the temperature of the predetermined space, and the illuminance of the predetermined space. good too.
  • the blind device 140 may execute the power consumption priority mode based on weather conditions. For example, the blind device 140 may select a reference angle based on weather conditions and execute the power consumption priority mode based on the selected reference angle. The blind device 140 may select a reference angle based on weather conditions and search the angle of the slats 142 in the angular width of the selected reference angle.
  • the power consumption priority mode may be set in the blind device 140 by the EMS 160. Furthermore, the angle of the slats 142 applied in the power consumption priority mode may be set in the blind device 140 by the EMS 160 .
  • step S10 the EMS 160 sends a SET command to the blind device 140 instructing it to control the blind device 140 in the operating mode.
  • the SET command contains an information element specifying the operating mode to be applied to the blind device 140 .
  • the operating mode may be a power consumption priority mode.
  • the blind device 140 transmits a SET response command in response to the SET command.
  • the SET response command includes an information element indicating acceptance of the SET command.
  • the SET response command may not contain information elements that identify the operating mode being applied to the blind device 140 .
  • step S12 the EMS 160 transmits to the blind device 140 a GET command requesting the operating mode applied to the blind device 140.
  • the blind device 140 transmits a GET response command in response to the GET command.
  • the GET response command contains an information element that identifies the operating mode being applied to the blind device 140 .
  • the blind device 140 transmits an INF command in response to a predetermined trigger.
  • the INF command contains information elements that specify the operating mode being applied to the blind device 140 .
  • Predetermined triggers may include periodic triggers and may include changes in the operating mode of the blind device 140 .
  • Predetermined triggers may include power outage and power restoration.
  • the blind device 140 executes a power consumption priority mode in which the angle of the slats 142 is adjusted based on the power consumption of a given device (eg air conditioner or lighting device) and the power generated by the PV cells. According to such a configuration, it is possible to appropriately suppress the power consumption of the entire system including at least the blind device 140 and the predetermined device.
  • a given device eg air conditioner or lighting device
  • the blind device 140 may execute the power consumption priority mode based on the reference angle determined based on at least one of the power generated by the PV cells, the temperature of the predetermined space, and the illuminance of the predetermined space. good. According to such a configuration, it is possible to limit the angular width of the slats 142 to be searched for in the power consumption priority mode, and to quickly execute the power consumption priority mode.
  • the blind device 140 may execute the power consumption priority mode based on weather conditions. According to such a configuration, it is possible to appropriately execute the power consumption priority mode while considering the effects (power generation effect, temperature effect, and illuminance effect) influenced by the angle of the slats 142 .
  • the blind device 140 may select a reference angle based on weather conditions and search for the angle of the slats 142 in the angular width of the selected reference angle. According to such a configuration, it is only necessary to search for the angle of the slat 142 for the selected reference angle, and it is not necessary to search for the angle of the slat 142 for all the reference angles. can be shortened.
  • Modification 1 of the embodiment will be described below. In the following, mainly the differences with respect to the embodiments will be described.
  • the blind device 140 searches for the angle of the slats 142 that can minimize the power consumption minus the power generated by the PV cells for achieving the target illumination by the lighting device.
  • the blind device 140 executes a power consumption priority mode at the slat 142 angle found.
  • the blind device 140 may execute the power consumption priority mode based on the reference angle described above.
  • a reference angle may be selected based on the target illumination.
  • a reference angle may be selected based on weather conditions.
  • the blind device 140 searches for the angle of the slats 142 that can minimize the power consumed by the air conditioner to achieve the target temperature minus the power generated by the PV cells.
  • the blind device 140 executes a power consumption priority mode at the slat 142 angle found.
  • the blind device 140 may execute the power consumption priority mode based on the reference angle described above.
  • a reference angle may be selected based on the target temperature.
  • a reference angle may be selected based on weather conditions.
  • the blind device 140 can minimize the power consumption for achieving the target illuminance by the lighting device and the power consumption for achieving the target temperature by the air conditioner, excluding the power generated by the PV cells.
  • the blind device 140 executes a power consumption priority mode at the slat 142 angle found.
  • the blind device 140 may execute the power consumption priority mode based on the reference angle described above.
  • a reference angle may be selected based on the target illumination and target temperature.
  • a reference angle may be selected based on weather conditions.
  • Modification 2 of the embodiment will be described below. In the following, mainly the differences with respect to the embodiments will be described.
  • the power consumption priority mode has been mainly described as the operation mode of the blind device 140.
  • Modification 2 operation modes other than the power consumption priority mode will be described.
  • the operation mode may include at least one of the first operation mode, second operation mode, third operation mode, and fourth operation mode.
  • the first operation mode is an operation mode that adjusts the angle of the slats 142 so as to maximize the power generated by the PV cells. That is, in the first operation mode, the power generated by the PV cells is prioritized over the sunlight in the predetermined space.
  • the second operation mode is an operation mode for searching for the angle of the slats 142 that maximizes the power generated by the PV cells. Specifically, in the second operation mode, the angle of the slats 142 that maximizes the power generated by the PV cells is searched for by measuring the power generated by the PV cells while gradually changing the angle of the slats 142 .
  • the slats 142 whose angles are changed in the second operating mode may be part of a plurality of slats 142 provided in the blind device 140 .
  • the third operation mode is an operation mode that adjusts the angle of the slats 142 based on at least one of the illuminance and temperature of the predetermined space. Specifically, in the third operation mode, the angles of the slats 142 may be adjusted so that the illuminance of the predetermined space becomes the target illuminance. A sensor that detects illuminance may be provided in the blind device 140 and may be configured to communicate with the blind device 140 . The target illuminance may be set by the user. In the third operation mode, the angle of the slats 142 may be adjusted so that the temperature of the predetermined space reaches the target temperature. A sensor that detects temperature may be provided in the blind device 140 and may be configured to communicate with the blind device 140 . The target temperature may be set by the user.
  • the fourth operation mode is an operation mode that adjusts the angle of the slats 142 so as to maximize the illuminance of the predetermined space. That is, in the fourth operation mode, the sunlight in the predetermined space is prioritized over the power generated by the PV cells.
  • the case where there are five reference angles is exemplified.
  • the number of reference angles may be four or less, or six or more.
  • the reference angle may not be defined.
  • the power generation effect, temperature effect, and illuminance effect are expressed in five stages.
  • the power generation effect, the temperature effect, and the illuminance effect may be expressed in four stages or less, or may be expressed in six stages or more.
  • the power generation effect may be represented by the power generated by the PV cell
  • the temperature effect may be represented by the amount of increase/decrease in the temperature of the predetermined space
  • the illumination effect may be represented by the amount of increase/decrease in the illumination of the predetermined space.
  • the search for the angle of the slats 142 that can minimize the power consumption of the air conditioner minus the power generated by the PV cells has been described.
  • the above disclosure is not so limited.
  • the operation described above may be read as a search for the angle of the slats 142 that maximizes the power generated by the PV cells minus the power consumed by the air conditioner.
  • the power consumption of the air conditioner is greater than the power generated by the PV cell, the power obtained by subtracting the power consumption of the air conditioner from the power generated by the PV cell may take a negative value.
  • the search for the angle of the slats 142 that can minimize the power consumption of the lighting device minus the power generated by the PV cells has been described.
  • the above disclosure is not so limited.
  • the operation described above may be read as a search for the angle of the slats 142 that maximizes the power generated by the PV cell minus the power consumed by the lighting device.
  • the power consumption of the lighting device is greater than the power generated by the PV cell, the power obtained by subtracting the power consumption of the lighting device from the power generated by the PV cell may take a negative value.
  • the control unit 143 of the blind device 140 controls the power consumption of the air conditioner and the PV It may have a function of comparing the power generated by the cell, or a function of comparing the power consumption of the lighting device and the power generated by the PV cell.
  • the blind device 140 is the entity that selects the reference angle in the power consumption priority mode.
  • the entity that selects the reference angle may be control unit 163 of EMS 160 .
  • the blind device 140 is the subject that searches for the angle of the slats 142 in the power consumption priority mode.
  • the subject that searches for the angle of the slats 142 may be the control unit 163 of the EMS 160 .
  • the above disclosure in the power consumption priority mode, an angle that minimizes the power consumption of the entire system within the angular width of the reference angle is searched.
  • the reference angle may not have an angular width.
  • the power consumption of the entire system for each reference angle may be compared, and the reference angle that minimizes the power consumption of the entire system may be selected.
  • the angle of slat 142 is controlled to a selected reference angle.
  • the illuminance of the predetermined space may be adjusted by a lighting device having a dimming function.
  • the illuminance of the predetermined space may be adjusted according to the number of lighting devices.
  • the operation mode may be read as an operation state.
  • ECHONET Lite registered trademark
  • SEP2.0 SEP2.0
  • KNX KNX
  • EMS 160 may be executed by a server arranged on the network 11.
  • EMS 160 may be provided by a cloud service.
  • the above disclosure may have the following problems and effects.
  • SYMBOLS 1 Power management system, 11... Network, 12... Power system, 100... Facility, 110... Solar cell device, 120... Power storage device, 130... Fuel cell device, 140... Blind device, 141... Communication part, 142... Slat, DESCRIPTION OF SYMBOLS 143... Control part, 150... Load apparatus, 160... EMS, 161... 1st communication part, 162... 2nd communication part, 163... Control part, 190... Measuring device, 200... Power management server

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Blinds (AREA)
  • Special Wing (AREA)

Abstract

L'invention concerne un système d'alimentation qui comprend : un dispositif store qui est fixé à une fenêtre dans un espace préétabli et comporte des lames avec des cellules photovoltaïques disposées sur celles-ci ; et une unité de commande qui commande le dispositif store. L'unité de commande exécute un mode de fonctionnement qui ajuste l'angle des lames en fonction de l'énergie consommée par un dispositif préétabli qui ajuste l'environnement dans l'espace préétabli et en fonction de la puissance produite par les cellules photovoltaïques.
PCT/JP2022/038049 2021-10-27 2022-10-12 Système d'alimentation et procédé de commande WO2023074369A1 (fr)

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JP2021175685A JP2023065086A (ja) 2021-10-27 2021-10-27 電力システム及び制御方法
JP2021-175685 2021-10-27

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WO2023074369A1 true WO2023074369A1 (fr) 2023-05-04

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007231613A (ja) * 2006-03-01 2007-09-13 Tokyo Electric Power Co Inc:The ブラインド内蔵複層ガラス装置
JP2010258023A (ja) * 2009-04-21 2010-11-11 Toyota Motor Corp 発電ブラインド装置
US20190055779A1 (en) * 2016-04-06 2019-02-21 Solegrid Inc. Tracking-type window blind apparatus using solar modules
JP2020133322A (ja) * 2019-02-22 2020-08-31 京セラ株式会社 太陽電池装置および太陽電池システム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007231613A (ja) * 2006-03-01 2007-09-13 Tokyo Electric Power Co Inc:The ブラインド内蔵複層ガラス装置
JP2010258023A (ja) * 2009-04-21 2010-11-11 Toyota Motor Corp 発電ブラインド装置
US20190055779A1 (en) * 2016-04-06 2019-02-21 Solegrid Inc. Tracking-type window blind apparatus using solar modules
JP2020133322A (ja) * 2019-02-22 2020-08-31 京セラ株式会社 太陽電池装置および太陽電池システム

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