WO2020003684A1 - Programme et dispositif de régulation de demande - Google Patents

Programme et dispositif de régulation de demande Download PDF

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Publication number
WO2020003684A1
WO2020003684A1 PCT/JP2019/015063 JP2019015063W WO2020003684A1 WO 2020003684 A1 WO2020003684 A1 WO 2020003684A1 JP 2019015063 W JP2019015063 W JP 2019015063W WO 2020003684 A1 WO2020003684 A1 WO 2020003684A1
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WIPO (PCT)
Prior art keywords
facility
equipment
control
demand
priority
Prior art date
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PCT/JP2019/015063
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English (en)
Japanese (ja)
Inventor
冬樹 佐藤
晋一郎 大谷
裕希 川野
利宏 妻鹿
義統 中島
Original Assignee
三菱電機株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 三菱電機株式会社 filed Critical 三菱電機株式会社
Publication of WO2020003684A1 publication Critical patent/WO2020003684A1/fr

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
    • H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/50—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads
    • H02J2310/56—The network for supplying or distributing electric power characterised by its spatial reach or by the load for selectively controlling the operation of the loads characterised by the condition upon which the selective controlling is based
    • H02J2310/58—The condition being electrical
    • H02J2310/60—Limiting power consumption in the network or in one section of the network, e.g. load shedding or peak shaving
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/222—Demand response systems, e.g. load shedding, peak shaving

Definitions

  • the present invention relates to a demand control device and a program, and in particular, to ranking of equipment to be controlled for power supply.
  • the power consumption within the demand time period is predicted, and when the predicted power consumption is predicted to exceed the target amount, predetermined energy saving control is performed.
  • energy saving control for example, conventionally, each facility of a facility such as a building, a facility that can be stopped, a facility that does not want to be stopped if possible, a facility that cannot be stopped, or a facility that cannot be stopped, etc., according to a level setting standard based on the possibility of stopping, etc. Divide into levels. Then, an expected amount of power reduction (hereinafter, “surplus”) is set for each level. The level indicates the priority of the equipment to be controlled for power supply.
  • the operation is switched to the operation with the smaller power consumption in order from the facility with the lower level (the facility group that can be stopped preferentially) according to the required power reduction amount.
  • the operation of the equipment is stopped in order from the equipment having the weakest level to eliminate power consumption. In this way, control is performed so that the reduction target of the power consumption can be achieved.
  • the present invention has an object to assign priorities to be subjected to energy saving control to each facility so that a target amount of power reduction can be more reliably achieved.
  • a demand control device includes a facility control information generation unit that sets a priority order of energy saving control for each facility with reference to an operation rate of each facility in the facility, and If it is predicted that the power consumption of the facility will exceed the preset target value, the facilities in accordance with the priority order so that the power consumption of the facility at the end of the demand time period does not exceed the target value. And a demand control unit for controlling the operation of the vehicle.
  • the demand control device further includes a control target equipment extraction unit that extracts equipment to be controlled by the demand control unit from the equipment of the facility with reference to an operation rate of each of the equipment,
  • the information generation unit sets the priority order for the equipment extracted by the control target equipment extraction unit.
  • the equipment control information generation unit is a control priority indicating a priority to be subjected to energy saving control of each of the equipment, a remaining power indicating the amount of power that can be reduced of each of the equipment, a reliability of the remaining power of each of the equipment,
  • the number of controls indicating the frequency of being controlled by the demand control unit of each facility, the responsiveness indicating the time required from the start of control by the demand control unit of each facility until power can be reduced, or
  • the priority order is set for each of the facilities by further referring to at least one of the number of persons located in the installation area.
  • the facility control information generation unit sets a priority level as the priority for each of the facilities based on at least the operation rate of each of the facilities, and the demand control unit controls the operation of the facility in units of priority levels. Control.
  • a program according to the present invention is a facility control information generation unit that sets a computer to refer to an operation rate of each facility in a facility to set a priority order for energy saving control for each facility, If it is predicted that the power consumption of the facility will exceed the preset target value, the facilities in accordance with the priority order so that the power consumption of the facility at the end of the demand time period does not exceed the target value. It is intended to function as a demand control unit for controlling the operation of the vehicle.
  • priorities for energy saving control are assigned to the respective facilities with reference to the operation rates of the respective facilities, so that the target amount of power reduction can be more reliably achieved.
  • FIG. 1 is a block diagram of an entire system including an embodiment of a demand control device according to the present invention.
  • FIG. 2 is a hardware configuration diagram of a demand control device according to the present embodiment. It is a figure showing the index used in this embodiment in the form of a list.
  • 5 is a flowchart illustrating a process performed by the demand control device according to the present embodiment. It is a flowchart which shows the control target equipment extraction processing in this Embodiment. 5 is a flowchart illustrating a level setting process according to the present embodiment.
  • FIG. 3 is a diagram illustrating a data configuration example of an index data table according to the present embodiment.
  • FIG. 1 is a block diagram of the entire system including an embodiment of the demand control device according to the present invention.
  • FIG. 1 shows a server 2, an entry / exit management system 4, and a demand control device 10.
  • the demand control device 10 acquires equipment information, operation result information, and operation information used for demand control from, for example, one or a plurality of server computers included in a building management system.
  • the server 2 is illustrated.
  • Facility information includes information on each facility.
  • the equipment information includes information such as the type, model, model number, specification (rated power, etc.), and installation location of each equipment.
  • the operation result information includes information on operation results of each facility.
  • the operation result information includes the amount of power used, in addition to the operating state (operating or non-operating) of each facility.
  • the operation information includes information on the operation of the facility or each facility.
  • the operation information includes the energy saving control target time in the facility.
  • the entry / exit management system 4 is a system for managing entry / exit of a facility where the demand control device 10 is installed.
  • the demand control device 10 acquires the number of persons in each area such as a room in the facility from the entrance / exit management system 4.
  • the demand control device 10 is a device that performs demand control.
  • the demand control device 10 predicts whether the power consumption of the facility at the end of the demand time period exceeds a preset target value. If the power consumption of the facility at the end of the demand time period is predicted to exceed, the demand control device 10 performs energy saving control of each facility of the facility so that the power consumption of the facility at the end of the demand time period does not exceed the target value. carry out. Specifically, the demand control device 10 performs control such that the operation of one or a plurality of facilities is restricted so that the reduction target of the power consumption can be achieved. “Limiting the operation of equipment” means switching to an operation that consumes less power, or stopping the operation of the equipment to eliminate power consumption.
  • the equipment that can be subjected to the energy saving control is an electrical equipment that is supplied with electric power and operates, such as an air-conditioning equipment or a lighting equipment.
  • Energy saving control is control to limit the operation of equipment and reduce the amount of power used in the equipment.
  • the ultimate limitation of the operation of the equipment in the energy saving control is the suspension of the operation of the equipment. For example, turning off two fluorescent tubes out of the illumination having four fluorescent tubes corresponds to switching to operation with low power consumption.
  • control for stopping the operation of the facility is energy saving control. That is, the energy saving control may be considered to be equivalent to the stop control of the operation of the equipment.
  • FIG. 2 is a hardware configuration diagram of a computer forming the demand control device 10 according to the present embodiment.
  • the demand control device 10 according to the present embodiment can be realized by a general-purpose hardware configuration existing before, such as a personal computer (PC). That is, as shown in FIG. 2, the demand control device 10 includes a CPU 21, a ROM 22, a RAM 23, a hard disk drive (HDD) 24, a mouse 25 and a keyboard 26 provided as input means, and a display 27 provided as display means.
  • An input / output controller 28 to be connected and a network interface (IF) 29 provided as communication means are connected to an internal bus 30.
  • IF network interface
  • the demand control device 10 includes an index data generation unit 11, a control target equipment extraction unit 12, an equipment control information generation unit 13, a demand control unit 14, an index data storage unit 15, an equipment control information storage unit 16, It has a performance information storage unit 17. Note that components not used in the description of the present embodiment are omitted from the drawings.
  • the index data generation unit 11 generates index data that the equipment control information generation unit 13 refers to for generating equipment control information.
  • the operation rate calculation unit 111, the remaining power calculation unit 112, and the control priority setting unit 113 included in the index data generation unit 11 generate the operation rate, the remaining power, and the control priority, which are the index data, respectively. Indices handled in the present embodiment will be described later.
  • the control target equipment extraction unit 12 is provided as an extraction unit, and extracts equipment to be subjected to energy saving control by the demand control unit 14 from among the equipment of the facility with reference to the operation rate of each equipment.
  • the equipment control information generation unit 13 is provided as a setting unit, and sets the priority of energy saving control for each equipment extracted by the control target equipment extraction unit 12.
  • the facility control information generator 13 refers to the index data. Further, as described later, the facility control information generation unit 13 sets a priority level (hereinafter, simply “level”) as a priority order for each facility based on the index data.
  • the demand control unit 14 performs demand control. If the power consumption of the facility at the end of the demand time period is predicted to exceed the preset target value, the demand control unit 14 sets the power consumption of the facility at the end of the demand time period to not exceed the target value. Control the operation of the equipment.
  • the demand control unit 14 in the present embodiment controls the operation of the equipment in the order of priority set by the equipment control information generation unit 13, specifically, in the level unit set for each equipment.
  • the index data storage unit 15 stores the index data generated by the index data generation unit 11.
  • the equipment control information storage unit 16 stores equipment control information generated by the equipment control information generation unit 13.
  • the control result information storage unit 17 stores information on the execution contents of the demand control in the demand control unit 14 as control result information. Details of these pieces of information will be described later.
  • Each component (11 to 14) of the demand control device 10 is realized by a cooperative operation of a computer forming the demand control device 10 and a program operated by a CPU 21 mounted on the computer.
  • Each of the storage units (15 to 17) is realized by the HDD 24 or the RAM 23 mounted on the demand control device 10.
  • an external storage means may be used via a network.
  • the program used in the present embodiment can be provided by communication means. Further, the program used in the present embodiment can be provided by being stored in a computer-readable recording medium such as a CD-ROM or a USB memory. The program provided from the communication means or the recording medium is installed on a computer. Various processes are realized by the CPU of the computer sequentially executing the programs.
  • FIG. 3 is a diagram showing information related to the index in the present embodiment.
  • the index in the present embodiment is used when classifying each facility. Here, each index will be described.
  • the power consumption in the facility within the demand time period is predicted. If the power consumption of the facility at the end of the demand time period is expected to exceed a preset target value, one or more power consumptions of the facility at the end of the demand time period will not exceed the target value.
  • Energy saving control (stop in the present embodiment) is performed so as to limit the operation of the equipment of (1). It should be noted that contract power with a power company may be set as the target value, or other power consumption (usually less than the contract power) may be set as the target value.
  • a target power reduction is achieved by assigning a priority to each facility and stopping each operation in the priority order.
  • the target power reduction amount can be generally calculated by subtracting the target value from the facility power consumption predicted at the end of the demand time period.
  • the target amount of power reduction need not be limited to this.
  • each facility is classified into a plurality of levels.
  • the level to which each facility belongs corresponds to the priority of the facility.
  • the demand control unit 14 performs control such that the operation is stopped in order from the highest priority level in units of level. Since each level will include one or more facilities, the operation of the plurality of facilities will be stopped simultaneously. That is, it is possible to reduce the power consumption by the total value of the remaining power of each facility included in the level to be controlled. However, if the equipment to be controlled is stopped before being stopped by the energy saving control, the power consumption corresponding to the remaining power of the equipment cannot be reduced, and the target power reduction cannot be achieved. There is a fear.
  • the priorities are given by referring to the index shown in FIG.
  • the target power reduction can be more reliably achieved.
  • FIG. 3 shows, as indices, the operation rate, control priority, remaining power, reliability of remaining power, the number of times of energy saving control, responsiveness of energy saving control, and the number of occupants.
  • the operating rate is the operating rate of each facility.
  • a high operation rate indicates that there is a high possibility that the vehicle is in operation when the energy saving control is started, that is, that there is a high possibility that electric power is being used. Therefore, by giving priority to the equipment having a high operation rate as the stop control target, the possibility of reducing the power consumption corresponding to the remaining power of the equipment increases.
  • a ratio of the operation time to a predetermined period for example, one day
  • a ratio of the operation time to the time during which the energy saving control is performed (for example, working hours) may be calculated.
  • the average of the operation rates of a plurality of periods may be used as the operation rate of the facility.
  • the operation rate calculation unit 111 calculates the operation rate by referring to the operation information and the operation result information of the server 2 in response to a request from the control target equipment extraction unit 12 or the equipment control information generation unit 13.
  • the control priority is an index indicating the priority to be set as the power supply control target of each facility.
  • the control priority is set for each facility such that a facility, such as a building manager, which is considered to be actively controlled by the user for energy saving is preferentially controlled. For example, if both the president's office and the corridor are equipment, a higher control priority is assigned to the corridor equipment so that the equipment in the corridor such as air conditioning equipment or lighting equipment is controlled to stop before the equipment in the president's office.
  • a higher control priority is assigned to the corridor equipment so that the equipment in the corridor such as air conditioning equipment or lighting equipment is controlled to stop before the equipment in the president's office.
  • the control priority setting unit 113 displays a setting screen on the display 27 at the time of the level setting process, and allows the user to input a control priority for each facility.
  • the control priority is set at three levels of “high”, “medium”, and “low”. However, this is only an example, and the control priority may be set using another number of levels.
  • Remaining power is an index indicating the power that can be reduced by each facility, and is the power reduction that can be expected when energy saving control is performed on each facility.
  • the remaining power may be calculated by installing a wattmeter in each facility and measuring the power consumption of the operating facility. Further, the rated power of each facility may be set as the remaining power.
  • the remaining capacity calculation unit 112 calculates the remaining capacity with reference to the operation result information or the equipment information of the server 2 at the time of the level setting process. In the present embodiment, as shown in FIG. 7, the remaining power is set as a numerical value. However, the reserve may be set at a plurality of levels such as the control priority.
  • ⁇ ⁇ Reliability of spare capacity is an index that indicates the reliability of spare capacity of each facility.
  • the reliability of the reserve is obtained by referring to the average error between the estimated reserve and the actual reserve when the energy saving control is performed on each facility.
  • the average error rate may be referred to in consideration of the magnitude of the remaining power (absolute value).
  • the index data generator 11 calculates an average error (rate) with reference to the equipment information and the operation result information of the server 2 at the time of the level setting process.
  • the reliability of the remaining power is set as a numerical value.
  • the reliability of the remaining power may be set at a plurality of levels such as the control priority.
  • the number of times of energy saving control is an index indicating the frequency (control number) of each facility being controlled by the demand control unit 14, and is the number of times energy saving control is performed on the facility within the latest predetermined period.
  • the responsiveness of the energy saving control is an index indicating the time required from the start of control of each facility by the demand control unit 14 to the reduction of power. By giving priority to equipment with a high response speed, it is possible to achieve the reduction target at an early stage.
  • the index data generation unit 11 calculates the responsiveness of the energy saving control with reference to the operation result information or the equipment information of the server 2 at the time of the level setting process. In the present embodiment, it is assumed that the responsiveness of the energy saving control is set by a numerical value. However, the responsiveness of the energy saving control may be set at a plurality of levels such as the control priority.
  • the number of occupants is an index indicating the number of occupants in the installation area of each facility. By actively controlling facilities in an area where the number of people is small, it is possible to minimize user dissatisfaction.
  • the index data generation unit 11 obtains the number of persons in the area by making an inquiry to the entry / exit management system 4 at the time of the level setting process.
  • the index data generation unit 11 When the index data generation unit 11 generates the above-described index as needed, the index data generation unit 11 sets and registers the index in the index data table of the index data storage unit 15 described later.
  • a control target facility extraction process for extracting facilities to be classified into levels (in other words, facilities to be subjected to energy saving control) from the facilities of the facility
  • a level setting process for classifying each facility into levels is executed.
  • the operation rate calculation unit 111 calculates an operation rate for all the facilities of the facility (Step 101).
  • the operation rate the ratio of the operation time of the equipment to the predetermined period can be calculated.
  • the operating time of the equipment can be obtained from the operation result information.
  • the predetermined period may be the entire time (for example, 24 hours a day) as described above, or may be a time zone (for example, working time) in which the energy saving control is performed.
  • the time period during which the energy saving control is performed can be obtained by referring to the operation information of the equipment.
  • the control target equipment extraction unit 12 Upon acquiring the operation rate calculated by the operation rate calculation unit 111, the control target equipment extraction unit 12 first excludes the equipment whose operation rate is 100% from the control target candidates (step 102). It is considered that the equipment whose operation rate is 100% is equipment that must always be operated at all times, for example, air conditioning equipment in a server room. Depending on how to set the period for which the operation rate is to be calculated, for example, the air conditioning equipment in the server room may be temporarily stopped during maintenance. For example, a predetermined value close to 100% may be set as the operation rate of the exclusion target.
  • control target equipment extraction unit 12 extracts the equipment to be subjected to the energy saving control with reference to the operation rate of each equipment.
  • a level is set for each facility extracted in step 20 with reference to the index data.
  • an index data table shown in FIG. 7 is set (step 201). That is, in the index data table, each index data of the control priority, the spare capacity, and the operation rate is set for each facility extracted in step 10.
  • the control priority setting unit 113 allows the user to set the control priority for the equipment.
  • the operation rate calculation unit 111 obtains necessary information from the server 2 and calculates the operation rate of each facility.
  • the spare capacity calculation unit 112 acquires necessary information from the server 2 and calculates the spare capacity of each facility.
  • the index data generation unit 11 can also generate other index data that is not included in the index data table, such as the reliability of remaining capacity.
  • index data such as the reliability of remaining capacity.
  • level division is performed using three indices of the operation rate, the control priority, and the spare capacity.
  • each facility extracted in step 10 is simply referred to as “facility” unless otherwise specified.
  • the levels are set in order from the equipment that is likely to be subjected to energy saving control.
  • a variable ⁇ indicating a level is set to 1 (step 202).
  • the facility control information generation unit 13 refers to the index data table and extracts the facility having the highest control priority among the facilities that have not been classified into levels (step 203).
  • the facilities that are not classified into levels are facilities that have not been added to any of the levels in the subsequent step 205.
  • control priorities are set at three levels of “high”, “medium”, and “low”, a plurality of facilities may be extracted at the same time.
  • the facility control information generation unit 13 extracts the facility with the highest operation rate from the extracted facilities (Step 204). Then, the extracted equipment is added to the level ⁇ (step 205). Here, since the level is still “1”, the facility is classified into level 1. Then, the facility control information generation unit 13 adds the remaining capacity of the facility to be added to the remaining capacity of level 1 (step 206). Since the remaining power of each level is initialized to “0”, the remaining power obtained by the addition is the power that can be reduced at the level.
  • the facility control information generation unit 13 compares the remaining power of the level with the target reduction power.
  • the target reduction power is set in advance for each level.
  • the target power reduction for each level is the power reduction target for the level. If the remaining power at this level has not reached the target power reduction (N in step 208), the process returns to step 203. Then, the processing shifts to the processing for the equipment that has not been classified. Then, steps 203 to 207 are repeated, and when the remaining power of the level becomes equal to or more than the target reduction power (“Y” in step 208), 1 is added to the level ⁇ (step 209), so that the next level (priority) (A level one degree lower).
  • the number of levels for classifying the equipment is determined in advance, and when the number of levels is reached (“Y” in step 210), the process ends. Otherwise (“N” in step 210), the above-described processing (steps 203 to 209) is repeatedly executed. If all the facilities can be classified into levels ("Y” in step 207), the process ends.
  • step 205 only one facility is added to the level ⁇ . However, it can be assumed that there is a facility having the same operation rate in step 204. When it is desired to achieve the target reduction power of the level ⁇ with a few facilities, it is sufficient to select a facility having the maximum spare power. If not, or if there are a plurality of facilities having the same spare capacity, processing is performed so as to preferentially extract the facilities registered in the higher rank of the index data table and to always extract one facility.
  • the facility control information generating unit 13 registers the execution result of the level setting process in the facility control information storage unit 16 as the facility control information.
  • the facility control information is configured such that one or a plurality of facilities are linked to each level.
  • the demand control unit 14 When the demand control unit 14 predicts that the power consumption of the facility at the end of the demand time period exceeds a preset target value, the demand control unit 14 performs energy saving control in order from the highest-level facility with reference to the facility control information. . That is, the equipment allocated to level 1 is first subjected to the energy saving control, and the supply of power is stopped. As a result, it is expected that the power consumption will be reduced by more than the target reduction power set for level 1. If the target power reduction amount has not been reached, the demand control unit 14 performs energy saving control on the next highest level 2 facility. As described above, by performing the energy saving control in order from the equipment of the higher level, the demand control unit 14 controls the operation of the equipment so that the power consumption of the facility at the end of the demand time period does not exceed the target value.
  • the priority order (level) for limiting the power supply for each facility is set based on the operation rate. Therefore, it is possible to preferentially set the equipment having a high possibility of actually using the electric power as the energy saving control target. This makes it possible to further reduce the difference between the reduced power (surplus) expected when the corresponding facility is controlled for energy saving and the target reduced power. As a result, it is possible to more reliably achieve the target amount of power reduction.
  • each facility is divided into levels based on the control priority and the operation rate.
  • the control priority and the operation rate may be used as indices to be referred to for extracting the equipment, such that the equipment having a large spare capacity is preferentially extracted.
  • each facility is divided into levels using the reliability of the remaining power, the number of times of energy saving control, the responsiveness of energy saving control, and the number of people in the room. You may.
  • steps 203 and 204 shown in FIG. 6 equipment is extracted using an index.
  • the facility control information generation unit 13 may execute a process of extracting a facility based on the other index, included in the processing of these steps, or instead of the processing of one of the steps.
  • the reliability of spare power and the responsiveness of energy saving control are indices closely related to the accuracy and efficiency for obtaining the target amount of power reduction, like the operation rate. Therefore, at least one of the reliability of the remaining power and the responsiveness of the energy saving control may be added to the condition for simply extracting the equipment, or at least one of the reliability of the remaining power and the responsiveness of the energy saving control instead of the operation rate. Or may be used.
  • the number of energy-saving controls and the number of occupants are closely related to comfort, as are the control priorities. Therefore, at least one of the number of times of energy saving control and the number of people in the room may be added to the condition for simply extracting the equipment, or at least one of the number of times of energy saving control and the number of people in the room may be used instead of the control priority. You may.
  • 2 server 4 entry / exit management system, 10 demand control device, 11 index data generation unit, 12 control target equipment extraction unit, 13 equipment control information generation unit, 14 demand control unit, 15 index data storage unit, 16 equipment control information storage Unit, 17 control result information storage unit, 21 CPU, 22 ROM, 23 RAM, 24 hard disk drive (HDD), 25 mouse, 26 keyboard, 27 display, 28 input / output controller, 29 network interface (IF), 30 internal bus, 111 ⁇ operating rate calculating section, 112 ⁇ spare capacity calculating section, 113 # control priority setting section.
  • 10 demand control device 11 index data generation unit, 12 control target equipment extraction unit, 13 equipment control information generation unit, 14 demand control unit, 15 index data storage unit, 16 equipment control information storage Unit, 17 control result information storage unit, 21 CPU, 22 ROM, 23 RAM, 24 hard disk drive (HDD), 25 mouse, 26 keyboard, 27 display, 28 input / output controller, 29 network interface (IF), 30 internal bus, 111 ⁇ operating rate calculating section, 112 ⁇ spare capacity calculating section, 113 # control priority setting section

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  • Power Engineering (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

L'invention concerne un dispositif de régulation de demande (10) comprenant : une unité d'extraction d'équipement à commander (12) pour extraire, en référence au taux de fonctionnement de chaque équipement dans une installation, un équipement devant être commandé pour une économie d'énergie parmi l'équipement dans l'installation ; une unité de génération de données d'indice (11) pour générer des indices du taux de fonctionnement, de la capacité disponible, de la priorité de commande et similaires de chaque équipement et régler les indices générés sur une table de données d'indices dans une unité de stockage de données d'indices (15) ; une unité de génération d'informations de commande d'équipement (13) pour régler, en référence à la table de données d'indices, un niveau de priorité pour chaque équipement correspondant à la priorité avec laquelle chaque équipement doit être commandé pour économiser l'énergie et pour générer des informations de commande d'équipement ; et une unité de régulation de demande (14) pour exécuter une régulation de demande en référence aux informations de commande d'équipement.
PCT/JP2019/015063 2018-06-28 2019-04-05 Programme et dispositif de régulation de demande WO2020003684A1 (fr)

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JP2018122891A JP6991106B2 (ja) 2018-06-28 2018-06-28 デマンド制御装置及びプログラム

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011080986A1 (fr) * 2009-12-28 2011-07-07 シャープ株式会社 Dispositif de commande, système de commande d'utilisation d'énergie, et procédé de commande
WO2013021502A1 (fr) * 2011-08-11 2013-02-14 三菱電機株式会社 Dispositif de commande de demande pour équipement d'installation
WO2015122074A1 (fr) * 2014-02-14 2015-08-20 三菱電機株式会社 Programme et dispositif de régulation de demande
WO2018203423A1 (fr) * 2017-05-01 2018-11-08 三菱電機株式会社 Dispositif et programme de gestion d'énergie

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4603217B2 (ja) * 2001-09-21 2010-12-22 山陽電子工業株式会社 空調機の台数制御方法
JP5686078B2 (ja) * 2011-09-26 2015-03-18 三菱電機株式会社 電力デマンド制御装置
JP6257538B2 (ja) * 2015-01-21 2018-01-10 三菱電機株式会社 電力需給調整要請量決定装置及びその方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011080986A1 (fr) * 2009-12-28 2011-07-07 シャープ株式会社 Dispositif de commande, système de commande d'utilisation d'énergie, et procédé de commande
WO2013021502A1 (fr) * 2011-08-11 2013-02-14 三菱電機株式会社 Dispositif de commande de demande pour équipement d'installation
WO2015122074A1 (fr) * 2014-02-14 2015-08-20 三菱電機株式会社 Programme et dispositif de régulation de demande
WO2018203423A1 (fr) * 2017-05-01 2018-11-08 三菱電機株式会社 Dispositif et programme de gestion d'énergie

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