WO2019008698A1 - 運転制御装置、空気調和システム、運転制御方法および運転制御プログラム - Google Patents
運転制御装置、空気調和システム、運転制御方法および運転制御プログラム Download PDFInfo
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- WO2019008698A1 WO2019008698A1 PCT/JP2017/024649 JP2017024649W WO2019008698A1 WO 2019008698 A1 WO2019008698 A1 WO 2019008698A1 JP 2017024649 W JP2017024649 W JP 2017024649W WO 2019008698 A1 WO2019008698 A1 WO 2019008698A1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
- F24F11/47—Responding to energy costs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/46—Improving electric energy efficiency or saving
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/40—Pressure, e.g. wind pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
- F24F2130/10—Weather information or forecasts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2140/00—Control inputs relating to system states
- F24F2140/50—Load
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
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- G—PHYSICS
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- G05B2219/20—Pc systems
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- G05B2219/2614—HVAC, heating, ventillation, climate control
Definitions
- the present invention relates to an operation control device, an air conditioning system, an operation control method, and an operation control program.
- the air conditioning equipment is controlled by the following procedure.
- the air conditioning load is predicted from the weather forecast for a certain period and the room usage schedule. Based on the prediction result, a time zone in which the maximum demand power and the maximum demand power occur is calculated. An air conditioning control plan is formulated to reduce power consumption during that time period. The air conditioning equipment is controlled based on the control plan.
- the forecast of maximum power demand and time zone may be deviated depending on actual facility usage and air conditioning load conditions such as weather. If the prediction deviates, it is necessary to correct the control plan appropriately to bring the power consumption closer to the planned value.
- the air conditioning load is predicted using a building model.
- An operation plan of the air conditioning equipment is formulated based on the prediction result. Air conditioning equipment is controlled according to the operation plan.
- Patent Document 1 The technology described in Patent Document 1 can not sufficiently cope with the fluctuation of the air conditioning load with respect to the prediction.
- the operation control device is A data storage unit that stores a plurality of weather change patterns as weather changing patterns, and stores a plurality of control plans as a plan for controlling the operation of the air conditioning facility according to each of the plurality of weather change patterns; Time-series meteorological observation results up to the point in the middle of a time zone in which the operation of the air conditioning facility is controlled according to one control plan among a plurality of control plans stored in the data storage unit It is determined whether or not the meteorological change pattern corresponding to the one control plan deviates from the actual meteorological change pattern based on the meteorological data shown in and if it deviates, the data storage unit according to the meteorological data Selecting a weather change pattern different from the weather change pattern corresponding to the one control plan among the plurality of weather change patterns stored in the group, and the rest of the time zone corresponds to the other one of the plurality of control plans And a plan selection unit configured to control the operation of the air conditioning facility in accordance with a control plan corresponding to a weather change
- a correction plan is selected from a plurality of control plans formulated in advance.
- the correction plan can be applied immediately.
- FIG. 1 is a block diagram showing the configuration of an air conditioning system according to Embodiment 1.
- FIG. FIG. 2 is a block diagram showing the hardware configuration of the operation control device according to the first embodiment.
- FIG. 2 is a block diagram showing a functional configuration of the operation control device according to the first embodiment.
- 3 is a flowchart showing the operation of the operation control device according to the first embodiment. The graph which shows the weather change pattern and control plan which concern on Embodiment 1.
- FIG. 3 is a flowchart showing the operation of the operation control device according to the first embodiment.
- FIG. 3 is a flowchart showing the operation of the operation control device according to the first embodiment.
- FIG. 8 is a block diagram showing a functional configuration of an operation control device according to a second embodiment.
- FIG. 10 is a block diagram showing a functional configuration of an operation control device according to a third embodiment.
- FIG. 10 is a block diagram showing a functional configuration of an operation control device according to a fourth embodiment.
- FIG. 14 is a block diagram showing a functional configuration of an operation control device according to a fifth embodiment.
- FIG. 16 is a block diagram showing a functional configuration of an operation control device according to a sixth embodiment.
- Embodiment 1 The present embodiment will be described with reference to FIGS. 1 to 8.
- the air conditioning system 50 is installed in any facility. Within the facility there are one or more rooms 55 which form individual spaces.
- the room 55 is, for example, an office.
- the air conditioning system 50 includes at least one operation control device 10, one or more schedulers 52, one or more air conditioning controllers 53, and a plurality of air conditioners 54 that are air conditioning equipment.
- the operation control device 10 and the air conditioning controller 53 are connected to the LAN 51.
- LAN is an abbreviation of Local Area Network.
- the operation control apparatus 10 and the air conditioning controller 53 communicate with each other via the LAN 51 in the present embodiment, they may communicate with each other via another network such as the WAN or the Internet as well as the LAN 51. They may directly communicate with each other without going through a network such as the LAN 51.
- the air conditioning controller 53 may be integrated into the operation control device 10.
- WAN is an abbreviation for Wide Area Network.
- the scheduler 52 and the air conditioner 54 are installed in the room 55.
- the scheduler 52 is a terminal in which the schedule of the user of the room 55 is registered.
- the air conditioner 54 is an indoor unit to be controlled by the air conditioning controller 53. Although not shown, other air conditioning equipment that consumes power, such as an outdoor unit, is also controlled by the air conditioning controller 53.
- the number of rooms 55 may be one or more.
- the number of air conditioning controllers 53 is one for each room 55 in the present embodiment, but a plurality of air conditioning controllers may be provided for one room 55 or even one for a plurality of rooms 55. Good.
- One or more air conditioners 54 are connected to one air conditioning controller 53.
- the operation of the air conditioner 54 is controlled by the operation control device 10 via the connected air conditioning controller 53.
- the use schedule of the room 55 is registered in advance in the scheduler 52 by one or more users.
- the number of people in the room 55 changes according to the schedule.
- the personal data which is personal information of each user is also held and managed by the scheduler 52.
- Personal data includes personal information on temperatures such as heat or cold.
- the operation control device 10 is a computer.
- the operation control device 10 includes the processor 31 and other hardware such as the ROM 32, the memory 33, the auxiliary storage device 34, the input / output controller 38, and the network controller 39.
- ROM is an abbreviation for Read Only Memory.
- the processor 31 is connected to other hardware via the internal bus 40 and controls these other hardware.
- the operation control device 10 includes, as functional elements, a pattern extraction unit 11, a heat load prediction unit 12, a target value input unit 13, a plan development unit 14, a plan selection unit 15, and a data storage unit 20.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14 and the plan selection unit 15 are realized by software.
- the function of the data storage unit 20 is realized by the auxiliary storage device 34 in the present embodiment, but may be realized by the memory 33.
- the processor 31 is a device that executes an operation control program.
- the operation control program is a program that implements the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, and the plan selection unit 15.
- the processor 31 is, for example, a CPU. "CPU” is an abbreviation for Central Processing Unit.
- the memory 33 is, for example, a flash memory or a RAM. "RAM” is an abbreviation for Random Access Memory.
- the auxiliary storage device 34 is, for example, a flash memory or an HDD.
- HDD is an abbreviation of Hard Disk Drive.
- Input devices such as the mouse 35 and the keyboard 36 are connected to the input / output controller 38 and controlled by the input / output controller 38.
- the input device is a device operated by the user for inputting data to the operation control program.
- Other types of input devices such as a touch panel, may be used with the mouse 35 and the keyboard 36, or in addition to the mouse 35 and the keyboard 36.
- the display 37 is also connected to the input / output controller 38 and controlled by the input / output controller 38.
- the display 37 is a device that displays data output from the operation control program on a screen.
- the display 37 is, for example, an LCD.
- LCD is an abbreviation of Liquid Crystal Display.
- the network controller 39 includes a receiver that receives data input to the operation control program, and a transmitter that transmits data output from the operation control program.
- the operation control program is stored in the auxiliary storage device 34.
- the operation control program is loaded into the memory 33, read into the processor 31, and executed by the processor 31.
- the auxiliary storage device 34 stores not only the operation control program but also the OS. "OS” is an abbreviation of Operating System.
- the processor 31 executes the operation control program while executing the OS.
- the operation control program and the OS may be stored in the ROM 32 or the memory 33. A part or all of the operation control program may be incorporated into the OS.
- the operation control device 10 may include a plurality of processors that replace the processor 31.
- the plurality of processors share the execution of the operation control program.
- Each processor is, for example, a CPU.
- Data, information, signal values and variable values used, processed or output by the operation control program are stored in the memory 33, the auxiliary storage device 34, or a register or cache memory in the processor 31.
- the operation control program is a program that causes the computer to execute each process in which "part" of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, and the plan selection unit 15 is read as “process”. It is. Alternatively, the operation control program executes, on the computer, each procedure obtained by replacing “part” of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, and the plan selection unit 15 with “procedure”.
- the operation control program may be provided by being recorded on a computer readable medium such as a CD-ROM or a USB memory, or may be provided as a program product.
- CD-ROM is an abbreviation for Compact Disc Read Only Memory.
- USB is an abbreviation for Universal Serial Bus.
- the data storage unit 20 includes a building information storage unit 21, a weather data storage unit 22, a first pattern storage unit 23, and a plan storage unit 24.
- the building information storage unit 21 stores geographical information of a building having the room 55, information indicating the characteristics of the building, and information on equipment in the building.
- the geographical information of the building includes, for example, information indicating the location such as the latitude, longitude and orientation of the building.
- the information indicating the characteristics of the building includes, for example, information indicating the number of floors of the building, the age, the area, the material of the outer wall, and the material of the inner wall.
- Information indicating the position such as the number of floors and the direction of each room 55 of the building is also included.
- Information indicating the size, shape, number of windows, air tightness performance, and user's seat position of each room 55 is also included.
- the information on the facilities in the building includes, for example, information indicating the number of air conditioners 54 in each room 55, model number, performance, years of use, installation location, and connection relationship with the air conditioning controller 53. .
- the weather data storage unit 22 stores weather data.
- the weather data is data related to the weather at a location or area of a building.
- the weather data includes, for example, temperature, humidity, solar radiation amount, wind direction and wind speed change, past actual values of sunshine time and precipitation, current values and forecast values.
- Weather data is used to extract weather change patterns.
- the first pattern storage unit 23 stores a plurality of weather change patterns as a pattern in which the weather changes.
- the plan storage unit 24 stores a plurality of control plans as a plan for controlling the operation of the air conditioner 54 in accordance with each of the plurality of weather change patterns stored in the first pattern storage unit 23.
- the operation control device 10 Before starting the control of the air conditioner 54, the operation control device 10 extracts a number of weather change patterns and formulates a control plan of the air conditioner 54.
- FIG. 4 shows the procedure of extracting a large number of weather change patterns and formulating a control plan of the air conditioner 54 in the present embodiment.
- step S101 the pattern extraction unit 11 refers to the weather data stored in the weather data storage unit 22 and extracts a large number of weather change patterns that may occur in a specific period.
- the pattern extraction unit 11 stores the extracted weather change pattern in the first pattern storage unit 23.
- the heat load prediction unit 12 refers to various types of information stored in the building information storage unit 21, and predicts the heat load of the building according to all weather changes stored in the first pattern storage unit 23. Calculate for the pattern.
- an existing standard such as the Air Conditioning and Sanitary Engineering Society Standard SHASE-S112-2000 can be used.
- software such as HASP, BEST or EnergyPlus can be used.
- the target value input unit 13 receives in advance an input of the target value of the power consumption of the air conditioner 54 and the room comfort degree from the administrator 60 through input devices such as the mouse 35 and the keyboard 36.
- the target value of power consumption is a target value of total power consumption in a specific period or a target value of peak power.
- the target value of the indoor comfort level is a target value of the indoor comfort level in a specific period.
- the plan developing unit 14 is an air conditioner that satisfies the target values of the specified power consumption and the indoor comfort for the heat load prediction values for all the weather change patterns calculated by the heat load prediction unit 12.
- Formulate 54 control plans The plan formulation unit 14 stores a set of the weather change pattern and the formulated control plan in the plan storage unit 24.
- Various well-known methods such as existing mathematical programming, multi-objective mathematical programming or machine learning can be used to formulate a control plan that satisfies the target value.
- existing mathematical programming Newton's method, sequential quadratic programming or dynamic programming can be used.
- multi-objective mathematical programming multi-objective genetic algorithm or multi-objective particle swarm optimization method can be used.
- PMV is an abbreviation for Predicted Mean Vote.
- SET is an abbreviation of Standard New Effective Temperature.
- UTCI is an abbreviation for Universal Thermal climate Index.
- plan development unit 14 may prompt the administrator 60 to input the target value again via the display 37.
- FIG. 5 shows the weather change pattern extracted by the pattern extraction unit 11 and the control plan formulated by the plan formulation unit 14 in the present embodiment.
- the pattern extraction unit 11 extracts, from the past weather data stored in the weather data storage unit 22, weather change patterns P1 to Pn which may occur in a specific period.
- the heat load prediction unit 12 predicts the heat load for each of the weather change patterns P1 to Pn.
- the plan formulation unit 14 formulates control plans C1 to Cn of the air conditioner 54 for each of the weather change patterns P1 to Pn.
- the “specific period” may be any period, but in the present embodiment, it is set from 7 to 22 o'clock in the winter season.
- As the weather change pattern the change pattern of the outside air temperature is calculated.
- As a control plan of the air conditioner 54 a plan of the set temperature is calculated.
- the operation control apparatus 10 extracts the weather change patterns P1 to Pn before the control of the air conditioner 54 is started.
- the operation control apparatus 10 formulates control plans C1 to Cn as control plan candidates based on the weather change patterns P1 to Pn.
- the operation control device 10 stores the control plans C1 to Cn in the plan storage unit 24.
- the operation control apparatus 10 selects a control plan to be actually used for control of the air conditioner 54 from among the control plan candidates stored in the plan storage unit 24 and starts the operation control of the air conditioner 54.
- FIG. 6 shows the procedure of starting the operation control of the air conditioner 54 in the present embodiment. This procedure is performed at time T1 shown in FIG.
- Time T1 is a time when operation control of the air conditioner 54 is started.
- the time T1 is seven o'clock in the present embodiment.
- Time T2 is the time when the operation control of the air conditioner 54 ends.
- Time T2 is 22:00 in the present embodiment.
- step S201 the plan selection unit 15 acquires, from the weather data storage unit 22, a forecast value of a weather change pattern that will occur in a specific period from now on. That is, the plan selection unit 15 predicts, from the weather data of the forecast stored in the weather data storage unit 22, a weather change pattern occurring in a period from time T1 to time T2.
- step S202 the plan selection unit 15 selects, from the plan storage unit 24, a combination of a weather change pattern Px closest to the predicted weather change pattern and a control plan Cx corresponding to the weather change pattern Px. Specifically, the plan selection unit 15 calculates the difference between the forecasted value for each time of the acquired weather change pattern and the outside air temperature for each time of the weather change patterns P1 to Pn stored in the first pattern storage unit 23. Find the sum of absolute values. The plan selection unit 15 selects the weather change pattern Px having the smallest total sum and the control plan Cx corresponding to the weather change pattern Px.
- step S203 the plan selection unit 15 controls the operation of the air conditioner 54 based on the selected control plan Cx.
- the operation control device 10 selects the weather change pattern Px from the weather change patterns P1 to Pn.
- the operation control apparatus 10 selects a control plan Cx corresponding to the weather change pattern Px from among the control plans C1 to Cn.
- the operation control device 10 controls the operation of the air conditioner 54 along the control plan Cx.
- the operation control apparatus 10 appropriately corrects the control plan of the air conditioner 54 using the control plan candidate stored in the plan storage unit 24.
- FIG. 7 shows the weather change pattern selected by the plan selection unit 15 and the control plan selected by the plan selection unit 15 in the present embodiment.
- FIG. 8 shows a procedure of control plan correction of the air conditioner 54 in the present embodiment. This procedure is performed at time Tm shown in FIG.
- the time Tm is a time at which the necessity of correcting the control plan is determined.
- the time Tm may be any time between the time T1 and the time T2, but is set at 12 o'clock in the present embodiment.
- step S301 the plan selection unit 15 acquires, from the weather data storage unit 22, the actual measurement value of the weather change pattern Pm from time T1 at which control of the air conditioner 54 was started to the present time. That is, the plan selection unit 15 extracts the weather change pattern Pm generated in the period from time T1 to time Tm from the latest weather data stored in the weather data storage unit 22. The plan selection unit 15 determines whether the extracted weather change pattern Pm deviates from the weather change pattern Px selected in step S202. Specifically, the plan selection unit 15 calculates the absolute value of the difference between the actually measured value of the acquired weather change pattern Pm for each time and the outside air temperature for each time of the weather change pattern Px stored in the first pattern storage unit 23 Find the sum of the values.
- the plan selection unit 15 determines that the weather change pattern Pm deviates from the weather change pattern Px if the total sum exceeds the threshold. The plan selection unit 15 determines whether the measured value deviates from the predicted value by comparing the measured value of the acquired weather change pattern Pm with the predicted value of the weather change pattern acquired in step S201. You may
- the plan selection unit 15 subsequently controls the operation of the air conditioner 54 based on the control plan Cx selected in step S202.
- the plan selection unit 15 determines that the control plan of the air conditioner 54 needs to be corrected, and executes the process of step S302.
- the plan selection unit 15 selects, from the plan storage unit 24, a combination of a weather change pattern Py closest to the extracted weather change pattern Pm and a control plan Cy corresponding to the weather change pattern Py. Specifically, the plan selection unit 15 determines the time from time T1 to time Tm of the actually measured values of the acquired weather change pattern Pm for each time and the weather change patterns P1 to Pn stored in the first pattern storage unit 23. Calculate the sum of the absolute value of the difference with each outside temperature. The plan selection unit 15 selects the weather change pattern Py having the smallest total sum and the control plan Cx corresponding to the weather change pattern Py.
- step S303 the plan selection unit 15 cancels the operation control of the air conditioner 54 which has been performed along the control plan Cx.
- the plan selection unit 15 corrects the control plan of the air conditioner 54 by controlling the operation of the air conditioner 54 based on the newly selected control plan Cy.
- Control plan can be re-selected. That is, the control plan can be corrected according to the weather conditions.
- the control plan it is not necessary to predict weather change patterns, to predict heat load, and to recalculate the control plan.
- the computational cost can be reduced.
- the control plan can be corrected before the error becomes large. Therefore, control of the air conditioner 54 can be continued while maintaining values close to the planned values of the power consumption and the room comfort degree given as the targets.
- the plan selection unit 15 operates the air conditioner 54 along one control plan Cx among the plurality of control plans C1 to Cn stored in the data storage unit 20.
- the meteorological change pattern Px corresponding to the control plan Cx deviates from the actual meteorological change pattern Pm based on meteorological data indicating the meteorological observation results up to the time point Tm at time Tm in the middle of the controlled time zone T Determine if you are If there is a divergence, the plan selection unit 15 selects one of the plurality of weather change patterns P1 to Pn stored in the data storage unit 20 according to the weather data, and a weather different from the weather change pattern Px corresponding to the control plan Cx.
- the change pattern Py is selected.
- the plan selection unit 15 controls the operation of the air conditioner 54 along the control plan Cy corresponding to the weather change pattern Py among the plurality of control plans C1 to Cn for the remainder of the time zone T.
- the time zone T is a period from time point T1 to time point T2.
- target values of power consumption and room comfort degree are directly input from the manager 60
- candidate values of the target value are prepared, and a desired value is selected from the candidate values by the manager 60. It may be selected.
- both the power consumption of the air conditioner 54 and the comfort of the space in which the air conditioner 54 is installed are considered, but only one of them may be considered. That is, the input of the target value may be omitted for either the power consumption or the room comfort level.
- the correction necessity of the control plan of the air conditioner 54 is determined only at one time point Tm, but the correction necessity of the control plan may be determined at a plurality of time points.
- the calculation cost at the time of correction of the control plan can be suppressed. Also, it does not take time to correct the control plan. Therefore, it is desirable to increase the frequency of determining whether the control plan needs to be corrected.
- a correction plan is selected from a plurality of control plans formulated in advance. Thus, even if there is a change in air conditioning load to the forecast, the correction plan can be applied immediately.
- the air conditioner 54 is controlled such that the power consumption and the indoor comfort fall within the target range of the specific period even if the air conditioning load fluctuates with respect to the prediction during the control of the air conditioner 54. Control plan will be corrected immediately. Therefore, control of the air conditioner 54 can be continued while maintaining power consumption and room comfort close to the planned values.
- the functions of the pattern extraction unit 11, the thermal load prediction unit 12, the target value input unit 13, the plan development unit 14, and the plan selection unit 15 are realized by software, but as a modification, the pattern extraction unit 11
- the functions of the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, and the plan selection unit 15 may be realized by a combination of software and hardware. That is, even if part of the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14 and the plan selection unit 15 is realized by dedicated hardware and the remaining is realized by software. Good.
- Dedicated hardware is, for example, a single circuit, a complex circuit, a programmed processor, a parallel programmed processor, a logic IC, a GA, an FPGA or an ASIC.
- IC is an abbreviation for Integrated Circuit.
- GA is an abbreviation of Gate Array.
- FPGA is an abbreviation of Field-Programmable Gate Array.
- ASIC is an abbreviation for Application Specific Integrated Circuit.
- the processor 31 and dedicated hardware are both processing circuits. That is, whether the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, and the plan selection unit 15 are realized by software or by a combination of software and hardware Regardless of the above, the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14 and the plan selection unit 15 are realized by a processing circuit.
- the operation control device 10 has the functional elements. , And an actual value acquisition unit 16.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the actual value acquisition unit 16 are realized by software.
- the meteorological change pattern Py closest to the measured meteorological change pattern Pm is selected, and the control plan Cy corresponding to the meteorological change pattern Py is newly added. Selected as a control plan.
- the control plan of the air conditioner 54 when the control plan of the air conditioner 54 is corrected, the actual value of the power consumption before the plan correction is referred to, and the power consumption for a specific period after the plan correction is the most planned value. A control plan is selected to be close.
- the procedure of extraction of the weather change pattern and the formulation of the control plan of the air conditioner 54 is the same as that of the first embodiment shown in FIG.
- the procedure for starting the operation control of the air conditioner 54 is also the same as that of the first embodiment shown in FIG.
- step S301 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the actual value acquisition unit 16 sets the actual value of the power consumption from time T1 to time Tm when operation control of the air conditioner 54 is started at time Tm when it is determined whether the control plan of the air conditioner 54 needs correction. get.
- the plan selection unit 15 refers to the actual value of the power consumption acquired by the actual value acquisition unit 16 and consumes the specific period among the control plans C1 to Cn stored in the plan storage unit 24.
- a control plan Cy is selected so as to achieve the target values of the power and the room comfort level.
- the plan selection unit 15 uses the actual value of the power consumption acquired by the actual value acquisition unit 16 from the target value of the total consumed energy from time T1 to time T2 when the operation control of the air conditioner 54 ends. Subtract the value.
- the subtraction result corresponds to the amount of power available from time Tm to time T2.
- the plan selection unit 15 calculates, for each of the control plans C1 to Cn, a predicted value of power consumption from time Tm to time T2.
- the plan selection unit 15 determines, for each of the control plans C1 to Cn, whether the calculated predicted value exceeds the amount of power that can be used from time Tm to time T2.
- the plan selection unit 15 selects the weather change pattern Py closest to the weather change pattern Pm extracted in step S301 from the weather change patterns corresponding to the control plan whose predicted value is equal to or less than the usable electric energy. Then, the plan selection unit 15 selects a control plan Cy corresponding to the weather change pattern Py.
- step S303 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan development unit 14 sets a plurality of control plans C1 to C according to the target value of the power consumption of the air conditioner 54 in the time zone T. Formulate Cn.
- the plan development unit 14 stores a plurality of control plans C1 to Cn in the data storage unit 20.
- the plan selection unit 15 differs from the first embodiment in that when selecting the weather change pattern Py, the predicted value of the power consumption of the air conditioner 54 in the remainder of the time zone T among the plurality of control plans C1 to Cn is A control plan is specified that exceeds the difference between the target value and the actual value of the power consumption of the air conditioner 54 up to the time Tm.
- the plan selection unit 15 excludes the weather change pattern corresponding to the specified control plan from the options.
- the air conditioner 54 is controlled such that the power consumption falls within the target range planned before the correction of the control plan. it can.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the actual value acquisition unit 16 are similar.
- the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the actual value acquisition unit are the same as the modification of the first embodiment.
- Sixteen functions may be realized by a combination of software and hardware.
- the operation control device 10 has the functional elements. , An actual value acquisition unit 16, and an estimated value acquisition unit 17.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, the actual value acquisition unit 16 and the estimated value acquisition unit 17 are realized by software.
- the procedure of extraction of the weather change pattern and the formulation of the control plan of the air conditioner 54 is the same as that of the first embodiment shown in FIG.
- step S201 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the estimated value acquiring unit 17 performs at least one of power saving, power generation and storage by another facility in the building in which the air conditioner 54 is installed at a time T1 at which operation control of the air conditioner 54 is started.
- the “other equipment” includes power consumption equipment 56 that consumes power such as lighting equipment, elevators, water supply and drainage equipment, heat source equipment, heat transfer equipment and ventilation equipment, power generation equipment 57 such as solar power generation equipment and wind power generation equipment, And some or all of the storage facilities 58 such as a fuel cell and an electric vehicle.
- Remaining power generated by “power saving” is power that can be used by the air conditioner 54 by reducing the power consumption of the power consuming facility 56 by stopping or energy saving operation of the power consuming facility 56.
- the remaining power generated by the “power generation” is power that can be used by the air conditioner 54 by the power generated by the power generation facility 57 being supplied from the power generation facility 57.
- the remaining power generated by “storage” is power that can be used by the air conditioner 54 when the power stored in the storage facility 58 is supplied from the storage facility 58.
- the plan selection unit 15 refers to the estimated value of the remaining power acquired by the estimated value acquisition unit 17, and consumes the specific period of the control plans C1 to Cn stored in the plan storage unit 24.
- a control plan Cy is selected so as to achieve the target values of the power and the room comfort level.
- the plan selection unit 15 estimates the remaining power acquired by the estimated value acquisition unit 17 to the target value of the total consumed energy from time T1 to time T2 when the operation control of the air conditioner 54 ends. Add the value.
- the addition result corresponds to the amount of power available from time T1 to time T2.
- the plan selection unit 15 calculates, for each of the control plans C1 to Cn, a predicted value of power consumption from time T1 to time T2.
- the plan selection unit 15 determines, for each of the control plans C1 to Cn, whether or not the calculated predicted value exceeds the electric energy that can be used from time T1 to time T2.
- the plan selection unit 15 selects a weather change pattern Px closest to the weather change pattern predicted in step S201 from the weather change patterns corresponding to the control plan whose predicted value is less than the usable electric energy. Then, the plan selection unit 15 selects a control plan Cx corresponding to the weather change pattern Px.
- step S203 is the same as that of the first embodiment, and thus the description thereof is omitted.
- step S301 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the actual value acquisition unit 16 sets the actual value of the power consumption of the air conditioner 54 from time T1 to time Tm, and the time T1 to time Tm, at time Tm when it is determined whether the control plan of the air conditioner 54 needs correction.
- the power consumption of the other facilities, the generated power, and the actual value of the stored power are acquired.
- the estimated value acquiring unit 17 acquires, at time Tm, an estimated value of remaining power generated by at least one of power saving, power generation and storage by another facility from time Tm to time T2.
- step S 302 the plan selection unit 15 refers to the actual values of power consumption, generated power and storage power acquired by the actual value acquisition unit 16 and the estimated value of remaining power acquired by the estimated value acquisition unit 17. Then, among the control plans C1 to Cn stored in the plan storage unit 24, a control plan Cy which can achieve the target values of the power consumption and the room comfort degree over a specific period is selected. Specifically, the plan selection unit 15 uses the actual values of remaining power from time T1 to time Tm from the actual values of power consumption, generated power and stored power of another facility acquired by the actual value acquisition unit 16. calculate.
- the plan selection unit 15 sums the calculated actual value of remaining power, the target value of the total power consumption from time T1 to time T2, and the estimated value of remaining power acquired by the estimated value acquiring unit 17, The actual value of the power consumption of the air conditioner 54 acquired by the actual value acquisition unit 16 is subtracted. The subtraction result corresponds to the amount of power available from time Tm to time T2.
- the plan selection unit 15 calculates, for each of the control plans C1 to Cn, a predicted value of power consumption from time Tm to time T2.
- the plan selection unit 15 determines, for each of the control plans C1 to Cn, whether the calculated predicted value exceeds the amount of power that can be used from time Tm to time T2.
- the plan selection unit 15 selects the weather change pattern Py closest to the weather change pattern Pm extracted in step S301 from the weather change patterns corresponding to the control plan whose predicted value is equal to or less than the usable electric energy. Then, the plan selection unit 15 selects a control plan Cy corresponding to the weather change pattern Py.
- step S303 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan selection unit 15 differs from the first embodiment in that, when selecting the weather change pattern Py, the remainder of the time zone T among the plurality of control plans C1 to Cn.
- the predicted value of the power consumption of the air conditioner 54 at the time of the rest of the time zone T is shutdown or energy saving operation of the power consuming facility 56 other than the air conditioner 54, power supply from the power generating facility 57, and Identify a control plan that exceeds the estimate of remaining power that results from at least one of the power supplies.
- the plan selection unit 15 excludes the weather change pattern corresponding to the specified control plan from the options.
- the function of the acquisition unit 17 is realized by software
- the functions of the actual value acquisition unit 16 and the estimated value acquisition unit 17 may be realized by a combination of software and hardware.
- the operation control device 10 has the functional elements.
- Plan extraction unit 18 The functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the plan extraction unit 18 are realized by software.
- the plan extraction unit 18 is provided between the plan selection unit 15 and the plan storage unit 24.
- the procedure of extraction of the weather change pattern and the formulation of the control plan of the air conditioner 54 is the same as that of the first embodiment shown in FIG.
- step S201 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan extraction unit 18 acquires the actual value of the weather change pattern up to the time T1 from the weather data storage unit 22 at time T1 when the operation control of the air conditioner 54 is started. Of the control plans C1 to Cn stored in the plan storage unit 24, the plan extraction unit 18 excludes a control plan formulated based on a weather change pattern far from the actual value of the weather change pattern up to time T1. , Extract the remaining control plan. The plan extraction unit 18 passes only the extracted control plan to the plan selection unit 15.
- step S202 the plan selection unit 15 selects a weather change pattern Px closest to the weather change pattern predicted in step S201 from the weather change patterns corresponding to the control plan extracted by the plan extraction unit 18. Then, the plan selection unit 15 selects a control plan Cx corresponding to the weather change pattern Px.
- step S203 is the same as that of the first embodiment, and thus the description thereof is omitted.
- step S301 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan extraction unit 18 acquires the actual value of the weather change pattern Pm up to the time Tm from the weather data storage unit 22 at time Tm when it is determined whether the control plan of the air conditioner 54 needs correction.
- the plan extraction unit 18 excludes, among the control plans C1 to Cn stored in the plan storage unit 24, the control plan formulated based on the weather change pattern far from the actual value of the weather change pattern Pm up to time Tm. And extract the remaining control plans.
- the plan extraction unit 18 passes only the extracted control plan to the plan selection unit 15.
- step S302 the plan selection unit 15 selects a weather change pattern Py closest to the weather change pattern Pm extracted in step S301 from the weather change patterns corresponding to the control plan extracted by the plan extraction unit 18. Then, the plan selection unit 15 selects a control plan Cy corresponding to the weather change pattern Py.
- step S303 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan extraction unit 18 deviates from the actual weather change pattern among the plurality of weather change patterns P1 to Pn based on the weather observation result before the time zone T. Extract weather change patterns.
- the plan selection unit 15 selects one weather change pattern Px other than the weather change pattern extracted by the plan extraction unit 18 among the plurality of weather change patterns P1 to Pn stored in the data storage unit 20. Choose The plan selection unit 15 operates the air conditioner 54 in the time zone T along the control plan Cx corresponding to the weather change pattern Px among the plurality of control plans C1 to Cn, as in the first embodiment. Control.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the plan extraction unit 18 are software.
- the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the plan extraction unit 18 are realized.
- the functions may be realized by a combination of software and hardware.
- Embodiment 5 The difference between this embodiment and the first embodiment will be mainly described with reference to FIG.
- the operation control device 10 has the functional elements. , And a plan correction unit 19.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the plan correction unit 19 are realized by software.
- the plan correction unit 19 is provided in line with the plan selection unit 15.
- the control plan of the air conditioner 54 when the control plan of the air conditioner 54 is corrected, the control plan Cy formulated based on the meteorological change pattern Py similar to the actual value of the meteorological change pattern Pm up to that point is new. Selected as a control plan. However, if there is no weather change pattern Py similar to the actual value of the weather change pattern Pm up to that point, the target power consumption and room comfort can not be achieved even if the control plan of the air conditioner 54 is corrected. Therefore, in the present embodiment, when the control plan of the air conditioner 54 is corrected, the weather change pattern of the specific period is newly calculated from the actual value of the weather change pattern Pm up to that point. Then, the control plan of the air conditioner 54, which has already been formulated, is corrected based on the newly calculated weather change pattern.
- the procedure of extraction of the weather change pattern and the formulation of the control plan of the air conditioner 54 is the same as that of the first embodiment shown in FIG.
- the procedure for starting the operation control of the air conditioner 54 is also the same as that of the first embodiment shown in FIG.
- step S301 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan correction unit 19 acquires the actual value of the weather change pattern Pm up to the time Tm from the weather data storage unit 22 at time Tm when it is determined whether the control plan of the air conditioner 54 needs correction. If there is no control plan formulated based on a weather change pattern similar to the actual value of the weather change pattern up to time Tm in the control plans C1 to Cn stored in the plan storage unit 24, the plan correction unit 19 , Modify any of the control plans already formulated. Specifically, the plan correction unit 19 predicts the weather fluctuation from time Tm to time T2 based on the actual value of the weather change pattern Pm. The plan correction unit 19 newly calculates a weather change pattern of a specific period according to the actual value of the weather change pattern Pm and the predicted value of the weather change.
- the plan correction unit 19 selects any one of the control plans C1 to Cn stored in the plan storage unit 24.
- the plan correction unit 19 estimates how the power consumption and the room comfort degree in the selected control plan change according to the newly calculated weather change pattern.
- the plan correction unit 19 changes a part of the selected control plan based on the estimation result so that the target power consumption and the room comfort degree can be achieved. For example, the plan correction unit 19 changes the set temperature of the air conditioner 54 in a partial period.
- step S303 is the same as that of the first embodiment, and thus the description thereof is omitted.
- the plan correction unit 19 when the plurality of weather change patterns stored in the data storage unit 20 deviate from the actual weather change pattern, the plan correction unit 19 is based on the weather data. Forecast the weather fluctuation in the rest of the time zone T. The plan correction unit 19 calculates a new weather change pattern according to the prediction result. The plan correction unit 19 corrects any control plan among the plurality of control plans C1 to Cn in accordance with the calculated weather change pattern. The plan selection unit 15 controls the operation of the air conditioner 54 in accordance with the control plan corrected by the plan correction unit 19 for the remainder of the time zone T.
- the plan correction unit 19 predicts the heat load from the newly calculated weather change pattern as in step S102, instead of correcting the control plan by changing a part of the existing control plan, and step S103 Control plans may be formulated to achieve the target power consumption and room comfort in the same manner.
- the functions of the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the plan correction unit 19 are software.
- the pattern extraction unit 11, the heat load prediction unit 12, the target value input unit 13, the plan development unit 14, the plan selection unit 15, and the plan correction unit 19 are realized.
- the functions may be realized by a combination of software and hardware.
- the control plan of the air conditioner 54 is corrected when the fluctuation of the air conditioning load with respect to the prediction occurs due to the weather condition.
- fluctuations in air conditioning load depend not only on weather conditions, but also on other factors such as ventilation temperatures and facility usage. Therefore, in the present embodiment, not only a large number of weather change patterns, but also a large number of heat load fluctuation patterns due to factors such as lighting utilization, human occupancy rate, equipment utilization and ventilation rate that affect heat load are extracted.
- the data storage unit 20 includes, in addition to the building information storage unit 21, the weather data storage unit 22, the first pattern storage unit 23, and the plan storage unit 24, a second pattern storage unit 25 and a third pattern storage unit 26, a fourth pattern storage unit 27, a fifth pattern storage unit 28, and a sixth pattern storage unit 29.
- the second pattern storage unit 25, the third pattern storage unit 26, the fourth pattern storage unit 27, and the fifth pattern storage unit 28 are targets different from the weather, which cause the heat load of the air conditioner 54 to change.
- a plurality of object change patterns are stored as changing patterns.
- the second pattern storage unit 25 stores the illumination usage pattern as a plurality of target change patterns.
- the lighting usage pattern is a pattern in which the usage status of the lighting equipment installed in each room 55 changes.
- the lighting usage pattern is obtained from the scheduler 52 or an entry / exit controller or card reader not shown.
- the third pattern storage unit 26 stores the occupancy rate pattern as a plurality of target change patterns.
- the occupancy rate pattern is a pattern in which the probability that at least one person is in each room 55 changes.
- the occupancy rate pattern may be obtained from the scheduler 52 or an entry / exit controller or card reader not shown.
- the fourth pattern storage unit 27 stores the device usage pattern as a plurality of target change patterns.
- the device usage pattern is a pattern in which the usage status of various devices in a building changes.
- the device usage pattern can be obtained from various devices in the building.
- the fifth pattern storage unit 28 stores the ventilation pattern as a plurality of target change patterns.
- the ventilation volume pattern is a pattern in which the ventilation volume of each room 55 changes.
- the ventilation pattern is obtained from the air conditioning controller 53.
- the sixth pattern storage unit 29 predicts according to the plurality of target change patterns stored in each of the second pattern storage unit 25, the third pattern storage unit 26, the fourth pattern storage unit 27, and the fifth pattern storage unit 28.
- the plurality of heat load fluctuation patterns are stored.
- the plan storage unit 24 stores a plurality of control plans as a plan for controlling the operation of the air conditioner 54 in accordance with a combination of each of the plurality of weather change patterns and each of the plurality of target change patterns.
- the plurality of control plans are actually individually formulated in accordance with the plurality of heat load fluctuation patterns stored in the sixth pattern storage unit 29. It may be formulated individually according to the combination of each and a plurality of target change patterns. That is, instead of one control plan being formulated for one heat load fluctuation pattern, one control plan may be formulated for one combination of the weather change pattern and the target change pattern.
- step S101 is the same as that of the first embodiment, and thus the description thereof is omitted.
- step S ⁇ b> 102 the thermal load prediction unit 12 determines the identifications stored in the first pattern storage unit 23, the second pattern storage unit 25, the third pattern storage unit 26, the fourth pattern storage unit 27 and the fifth pattern storage unit 28. A number of heat load fluctuation patterns are predicted from combinations of various patterns in a period of. The heat load prediction unit 12 stores the predicted heat load fluctuation pattern in the sixth pattern storage unit 29.
- step S103 the plan development unit 14 controls the air conditioner 54 to satisfy the target values of the specified power consumption and the room comfort level for all the heat load fluctuation patterns stored in the sixth pattern storage unit 29. Formulate a plan.
- the plan formulation unit 14 stores the set of the heat load fluctuation pattern and the formulated control plan in the plan storage unit 24.
- the plan selection unit 15 selects an appropriate heat load fluctuation pattern predicted from the lighting utilization, occupancy rate, equipment utilization and ventilation volume planning for a specific period at time T1 when operation control of the air conditioner 54 is started.
- the control plan Cx corresponding to the heat load fluctuation pattern is selected from the plan storage unit 24.
- the plan selection unit 15 controls the operation of the air conditioner 54 based on the selected control plan Cx.
- the plan selection unit 15 corresponds to the heat load fluctuation pattern similar to the heat load fluctuation pattern up to the time Tm and the heat load fluctuation pattern at the time Tm at which the necessity of correcting the control plan of the air conditioner 54 is determined.
- a control plan Cy is appropriately selected from the plan storage unit 24.
- the plan selection unit 15 controls the operation of the air conditioner 54 based on the selected control plan Cy.
- the processing described above is performed when the control plan of the air conditioner 54 is formulated, when the control of the air conditioner 54 is started, and when the control plan of the air conditioner 54 is corrected.
- the operation of the air conditioner 54 is controlled in accordance with a control plan corresponding to a target change pattern different from the target change pattern corresponding to the control plan Cx among the plurality of control plans C1 to Cn.
- the control plan of the air conditioner 54 when the heat load fluctuates, the control plan of the air conditioner 54 is corrected by comparison with the heat load fluctuation pattern stored in the sixth pattern storage unit 29 in advance.
- the control plan of the air conditioner 54 may be corrected by the comparison of. For example, when only the occupancy rate fluctuates, the control plan may be selected by comparison with the occupancy rate pattern stored in advance in the third pattern storage unit 26.
- the use of lighting, the occupancy rate, the use of equipment, and the ventilation rate are taken as factors of variation of air conditioning load, but many other factors of variation exist.
- the optimum temperature changes.
- the appropriate room comfort and the set temperature and heat load of the air conditioner 54 fluctuate according to the change of the optimum temperature. Therefore, the control plan of the air conditioner 54 may be corrected in consideration of a variation pattern due to a thermal load variation factor other than the factor described in the present embodiment.
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Abstract
Description
気象が変化するパターンとして複数の気象変化パターンを記憶し、前記複数の気象変化パターンのそれぞれに合わせて空気調和設備の運転を制御する計画として複数の制御計画を記憶するデータ記憶部と、
前記データ記憶部に記憶された複数の制御計画のうち1つの制御計画に沿って前記空気調和設備の運転が制御されている時間帯の途中の時点で、前記時点までの気象観測結果を時系列で示す気象データに基づいて前記1つの制御計画に対応する気象変化パターンが実際の気象変化パターンから乖離しているかどうかを判定し、乖離していれば、前記気象データに応じて前記データ記憶部に記憶された複数の気象変化パターンのうち前記1つの制御計画に対応する気象変化パターンとは別の気象変化パターンを選択し、前記時間帯の残りは、前記複数の制御計画のうち前記別の気象変化パターンに対応する制御計画に沿って前記空気調和設備の運転を制御する計画選択部とを備える。
本実施の形態について、図1から図8を用いて説明する。
図1を参照して、本実施の形態に係る空気調和システム50の構成を説明する。
図1から図3のほかに、図4から図8を参照して、本実施の形態に係る運転制御装置10の動作を説明する。運転制御装置10の動作は、本実施の形態に係る運転制御方法に相当する。
本実施の形態では、予測に対する空気調和負荷の変動が生じた場合、あらかじめ策定された複数の制御計画の中から修正計画が選択される。よって、予測に対する空気調和負荷の変動が生じても即座に修正計画を適用できる。
本実施の形態では、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14および計画選択部15の機能がソフトウェアにより実現されるが、変形例として、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14および計画選択部15の機能がソフトウェアとハードウェアとの組み合わせにより実現されてもよい。すなわち、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14および計画選択部15の機能の一部が専用のハードウェアにより実現され、残りがソフトウェアにより実現されてもよい。
本実施の形態について、主に実施の形態1との差異を、図9を用いて説明する。
図9を参照して、本実施の形態に係る運転制御装置10の構成を説明する。
図9を参照して、本実施の形態に係る運転制御装置10の動作を説明する。運転制御装置10の動作は、本実施の形態に係る運転制御方法に相当する。
本実施の形態によれば、空気調和機54の制御計画を修正しても、消費電力が制御計画の修正前に計画していた目標の範囲に収まるように空気調和機54を制御することができる。
本実施の形態では、実施の形態1と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15および実績値取得部16の機能がソフトウェアにより実現されるが、実施の形態1の変形例と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15および実績値取得部16の機能がソフトウェアとハードウェアとの組み合わせにより実現されてもよい。
本実施の形態について、主に実施の形態1との差異を、図10を用いて説明する。
図10を参照して、本実施の形態に係る運転制御装置10の構成を説明する。
図10を参照して、本実施の形態に係る運転制御装置10の動作を説明する。運転制御装置10の動作は、本実施の形態に係る運転制御方法に相当する。
本実施の形態によれば、空気調和機54が設置された建物内の別の設備による節電、発電および蓄電の少なくともいずれかにより生じる余力電力を考慮しながら、特定の期間でどれだけ空気調和機54が電力を消費してよいかを判断することができる。そして、判断結果に基づき、消費電力の目標値を達成するように空気調和機54の制御計画を選択したり、修正したりすることができる。
本実施の形態では、実施の形態1と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15、実績値取得部16および推定値取得部17の機能がソフトウェアにより実現されるが、実施の形態1の変形例と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15、実績値取得部16および推定値取得部17の機能がソフトウェアとハードウェアとの組み合わせにより実現されてもよい。
本実施の形態について、主に実施の形態1との差異を、図11を用いて説明する。
図11を参照して、本実施の形態に係る運転制御装置10の構成を説明する。
図11を参照して、本実施の形態に係る運転制御装置10の動作を説明する。運転制御装置10の動作は、本実施の形態に係る運転制御方法に相当する。
本実施の形態によれば、計画選択部15が空気調和機54の制御計画を選択する際の選択肢を少なくすることができる。よって、より迅速に空気調和機54の制御計画を選択することができる。
本実施の形態では、実施の形態1と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15および計画抽出部18の機能がソフトウェアにより実現されるが、実施の形態1の変形例と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15および計画抽出部18の機能がソフトウェアとハードウェアとの組み合わせにより実現されてもよい。
本実施の形態について、主に実施の形態1との差異を、図12を用いて説明する。
図12を参照して、本実施の形態に係る運転制御装置10の構成を説明する。
図12を参照して、本実施の形態に係る運転制御装置10の動作を説明する。運転制御装置10の動作は、本実施の形態に係る運転制御方法に相当する。
本実施の形態では、空気調和機54の制御計画が修正される際に、制御計画を選択し直すという手法だけでなく、制御計画自体を修正するという手法も採ることができる。よって、あらかじめ用意しておいた気象変化パターンのいずれとも類似しない気象変化パターンが生じた場合に柔軟に対応することができる。
本実施の形態では、実施の形態1と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15および計画修正部19の機能がソフトウェアにより実現されるが、実施の形態1の変形例と同じように、パターン抽出部11、熱負荷予測部12、目標値入力部13、計画策定部14、計画選択部15および計画修正部19の機能がソフトウェアとハードウェアとの組み合わせにより実現されてもよい。
本実施の形態について、主に実施の形態1との差異を、図13を用いて説明する。
図13を参照して、本実施の形態に係る運転制御装置10の構成を説明する。
図13を参照して、本実施の形態に係る運転制御装置10の動作を説明する。運転制御装置10の動作は、本実施の形態に係る運転制御方法に相当する。
本実施の形態によれば、空気調和機54の運転制御中に、気象状況以外の要因による、予測に対する空気調和負荷の変動が生じた場合でも、あらかじめ策定された多数の制御計画の中から、空気調和負荷の変動に応じて制御計画を選択し直すことができる。よって、計算コストを抑えることができる。また、制御計画の修正に時間がかからないので、誤差が大きくなる前に制御計画を修正することができる。よって、目標として与えられた消費電力および室内快適度の計画値に近い値を維持しながら、空気調和機54を制御し続けることができる。
Claims (9)
- 気象が変化するパターンとして複数の気象変化パターンを記憶し、前記複数の気象変化パターンのそれぞれに合わせて空気調和設備の運転を制御する計画として複数の制御計画を記憶するデータ記憶部と、
前記データ記憶部に記憶された複数の制御計画のうち1つの制御計画に沿って前記空気調和設備の運転が制御されている時間帯の途中の時点で、前記時点までの気象観測結果を時系列で示す気象データに基づいて前記1つの制御計画に対応する気象変化パターンが実際の気象変化パターンから乖離しているかどうかを判定し、乖離していれば、前記気象データに応じて前記データ記憶部に記憶された複数の気象変化パターンのうち前記1つの制御計画に対応する気象変化パターンとは別の気象変化パターンを選択し、前記時間帯の残りは、前記複数の制御計画のうち前記別の気象変化パターンに対応する制御計画に沿って前記空気調和設備の運転を制御する計画選択部と
を備える運転制御装置。 - 前記時間帯における前記空気調和設備の消費電力の目標値に合わせて前記複数の制御計画を策定し、前記複数の制御計画を前記データ記憶部に格納する計画策定部をさらに備え、
前記計画選択部は、前記別の気象変化パターンを選択する際には、前記複数の制御計画のうち前記時間帯の残りにおける前記空気調和設備の消費電力の予測値が前記目標値と前記時点までの前記空気調和設備の消費電力の実績値との差を超える制御計画を特定し、特定した制御計画に対応する気象変化パターンを選択肢から除外する請求項1に記載の運転制御装置。 - 前記計画選択部は、前記別の気象変化パターンを選択する際には、前記複数の制御計画のうち前記時間帯の残りにおける前記空気調和設備の消費電力の予測値が前記時間帯の残りにおける前記空気調和設備以外の電力消費設備の運転停止もしくは省エネルギー運転、発電設備からの電力供給、および、蓄電設備からの電力供給の少なくともいずれかにより生じる余力電力の推定値を超える制御計画を特定し、特定した制御計画に対応する気象変化パターンを選択肢から除外する請求項1に記載の運転制御装置。
- 前記時間帯より前の気象観測結果に基づいて前記複数の気象変化パターンのうち前記実際の気象変化パターンから乖離している気象変化パターンを抽出する計画抽出部をさらに備え、
前記計画選択部は、前記データ記憶部に記憶された複数の気象変化パターンのうち前記計画抽出部により抽出された気象変化パターン以外の1つの気象変化パターンを選択し、前記時間帯には、前記複数の制御計画のうち前記1つの気象変化パターンに対応する制御計画に沿って前記空気調和設備の運転を制御する請求項1から3のいずれか1項に記載の運転制御装置。 - 前記データ記憶部に記憶された複数の気象変化パターンがいずれも前記実際の気象変化パターンから乖離している場合、前記気象データに基づいて前記時間帯の残りにおける気象変動を予測し、予測結果に応じて新たな気象変化パターンを算出し、算出した気象変化パターンに合わせて前記複数の制御計画のうち任意の制御計画を修正する計画修正部をさらに備え、
前記計画選択部は、前記時間帯の残りは、前記計画修正部により修正された制御計画に沿って前記空気調和設備の運転を制御する請求項1から4のいずれか1項に記載の運転制御装置。 - 前記データ記憶部は、前記空気調和設備の熱負荷を変化させる要因になる、気象とは別の対象が変化するパターンとして複数の対象変化パターンをさらに記憶し、前記複数の気象変化パターンのそれぞれと前記複数の対象変化パターンのそれぞれとの組み合わせに合わせて前記空気調和設備の運転を制御する計画として前記複数の制御計画を記憶し、
前記計画選択部は、前記時点で、前記1つの制御計画に対応する対象変化パターンが実際の対象変化パターンから乖離していれば、前記時間帯の残りは、前記複数の制御計画のうち前記1つの制御計画に対応する対象変化パターンとは別の対象変化パターンに対応する制御計画に沿って前記空気調和設備の運転を制御する請求項1から5のいずれか1項に記載の運転制御装置。 - 請求項1から6のいずれか1項に記載の運転制御装置と、
前記運転制御装置により運転が制御される前記空気調和設備と
を備える空気調和システム。 - 気象が変化するパターンとして複数の気象変化パターンを記憶し、前記複数の気象変化パターンのそれぞれに合わせて空気調和設備の運転を制御する計画として複数の制御計画を記憶するデータ記憶部を備えるコンピュータが、前記データ記憶部に記憶された複数の制御計画のうち1つの制御計画に沿って前記空気調和設備の運転が制御されている時間帯の途中の時点で、前記時点までの気象観測結果を時系列で示す気象データに基づいて前記1つの制御計画に対応する気象変化パターンが実際の気象変化パターンから乖離しているかどうかを判定し、乖離していれば、前記気象データに応じて前記データ記憶部に記憶された複数の気象変化パターンのうち前記1つの制御計画に対応する気象変化パターンとは別の気象変化パターンを選択し、前記時間帯の残りは、前記複数の制御計画のうち前記別の気象変化パターンに対応する制御計画に沿って前記空気調和設備の運転を制御する運転制御方法。
- 気象が変化するパターンとして複数の気象変化パターンを記憶し、前記複数の気象変化パターンのそれぞれに合わせて空気調和設備の運転を制御する計画として複数の制御計画を記憶するデータ記憶部を備えるコンピュータに、
前記データ記憶部に記憶された複数の制御計画のうち1つの制御計画に沿って前記空気調和設備の運転が制御されている時間帯の途中の時点で、前記時点までの気象観測結果を時系列で示す気象データに基づいて前記1つの制御計画に対応する気象変化パターンが実際の気象変化パターンから乖離しているかどうかを判定し、乖離していれば、前記気象データに応じて前記データ記憶部に記憶された複数の気象変化パターンのうち前記1つの制御計画に対応する気象変化パターンとは別の気象変化パターンを選択し、前記時間帯の残りは、前記複数の制御計画のうち前記別の気象変化パターンに対応する制御計画に沿って前記空気調和設備の運転を制御する処理を実行させる運転制御プログラム。
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Also Published As
Publication number | Publication date |
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EP3617607A4 (en) | 2020-05-27 |
EP3617607B1 (en) | 2024-01-03 |
JP6605181B2 (ja) | 2019-11-13 |
US11029052B2 (en) | 2021-06-08 |
JPWO2019008698A1 (ja) | 2019-11-07 |
US20200124308A1 (en) | 2020-04-23 |
EP3617607A1 (en) | 2020-03-04 |
AU2017422574A1 (en) | 2019-12-05 |
AU2017422574B2 (en) | 2020-11-05 |
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