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WO2018190334A1 - Dispositif de climatisation, dispositif de commande, procédé de climatisation et programme - Google Patents

Dispositif de climatisation, dispositif de commande, procédé de climatisation et programme Download PDF

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Publication number
WO2018190334A1
WO2018190334A1 PCT/JP2018/015041 JP2018015041W WO2018190334A1 WO 2018190334 A1 WO2018190334 A1 WO 2018190334A1 JP 2018015041 W JP2018015041 W JP 2018015041W WO 2018190334 A1 WO2018190334 A1 WO 2018190334A1
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WO
WIPO (PCT)
Prior art keywords
air
air conditioning
temperature
index information
solar radiation
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/JP2018/015041
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English (en)
Japanese (ja)
Inventor
恵美 竹田
淳一 岡崎
怜司 森岡
アンナ 成
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2019512525A priority Critical patent/JP7050760B2/ja
Publication of WO2018190334A1 publication Critical patent/WO2018190334A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • 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
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • 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
    • F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • 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
    • F24F11/87—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units
    • F24F11/871—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units by controlling outdoor fans

Definitions

  • the present invention relates to an air conditioner, a control device, an air conditioning method, and a program.
  • Patent Literature 1 discloses an air conditioner that calculates the amount of solar radiation based on the amount of electric power generated by a solar cell and changes the cooling capacity according to the calculated amount of solar radiation.
  • Patent Document 2 discloses an air conditioner that improves comfort and efficiency by controlling the amount of air blown according to the amount of solar radiation incident on a room and the amount of activity of a person in the room.
  • Patent document 3 is disclosing the air conditioner which improves comfort by controlling the position where a wind reaches
  • JP 2001-324188 A Japanese Patent No. 5471346 Japanese Patent No. 5467347
  • the air conditioning By controlling the air conditioning according to the amount of solar radiation, it is possible to predict a change in temperature in the air conditioning target space. Therefore, by controlling the air conditioning before the temperature in the air conditioned space changes, the temperature in the air conditioned space can be maintained at a comfortable temperature. However, in some situations, effective information on the amount of solar radiation may not be acquired. Even in such a case, it is required to improve the comfort in the air-conditioned space.
  • the present invention has been made to solve the above-described problems, and an object of the present invention is to provide an air conditioner and the like that can improve comfort in a space to be air-conditioned.
  • an air conditioner includes: Air-conditioning means for air-conditioning the air-conditioned space; Temperature information acquisition means for acquiring temperature information of the air-conditioning target space; Index information acquisition means for acquiring index information indicating the amount of solar radiation; According to the index information acquired by the index information acquisition means, the air conditioning capability of the air conditioning means is controlled, and when a specific condition is satisfied, according to the temperature information acquired by the temperature information acquisition means. Air conditioning control means for controlling the air conditioning capacity.
  • the present invention controls the air conditioning capability according to the index information indicating the amount of solar radiation, and controls the air conditioning capability according to the temperature information of the air-conditioning target space when a specific condition is satisfied. Therefore, according to this invention, the comfort in the space of air-conditioning object can be improved.
  • (A)-(c) is a figure which shows the change of the solar radiation amount, room temperature, and cooling capacity in the normal mode in Embodiment 1 of this invention, respectively.
  • (A)-(d) is a figure which shows the change of the solar radiation amount, window temperature, cooling capacity, and room temperature in the prefetch mode in Embodiment 1 of this invention, respectively.
  • the figure which shows an example of the historical information in Embodiment 1 of this invention The flowchart which shows the flow of the air-conditioning control process performed by the air-conditioning apparatus which concerns on Embodiment 1 of this invention.
  • the figure which shows the screen which accepts the change instruction of a control mode while indicating a control mode clearly (A)-(d) is a figure which respectively shows the change of the solar radiation amount in the normal mode in Embodiment 2 of this invention, external temperature, room temperature, and a cooling capability.
  • (A)-(e) is a figure which respectively shows the change of the solar radiation amount, the external temperature, window temperature, room temperature, and the air_conditioning
  • Explanatory diagram of heat load (A) to (c) are diagrams showing an approximate straight line indicating the relationship between the temperature difference and the air conditioning capacity, an approximate straight line for each heat insulation performance, and an approximate straight line for each internal heat generation amount.
  • Explanatory diagram of the method for obtaining approximate lines using representative data (A)-(f) is a figure which shows the change of the solar radiation amount, window temperature, external temperature, room temperature, heat load, and compressor frequency in the prefetch mode in Embodiment 3 of this invention, respectively. The figure which shows the whole structure of the air-conditioning system which concerns on the modification of this invention.
  • the step of describing the program that performs the operation of the embodiment is a process that is performed in time series according to the described order. However, the process that is not necessarily processed in time series is executed in parallel or individually. May also be included.
  • Embodiments may be implemented alone or in combination. In either case, the advantageous effects described below can be obtained. Further, various specific setting examples and flag examples described in the embodiments are merely examples, and are not particularly limited thereto.
  • the system represents the entire apparatus composed of a plurality of apparatuses or the entire function composed of a plurality of functions.
  • FIG. 1 shows an air conditioner 1 according to Embodiment 1 of the present invention.
  • the air conditioner 1 is a facility that air-conditions an indoor space 71 that is a space to be air-conditioned.
  • Air conditioning refers to adjusting the temperature, humidity, cleanliness, airflow, and the like of air in a space to be air-conditioned, and specifically includes heating, cooling, dehumidification, humidification, air purification, and the like.
  • the air conditioner 1 is installed in a house 3.
  • the house 3 is, for example, a so-called general detached house building.
  • the air conditioner 1 is a heat pump type air conditioner using, for example, CO 2 (carbon dioxide) or HFC (hydrofluorocarbon) as a refrigerant.
  • the air conditioner 1 is equipped with a vapor compression refrigeration cycle, and operates by obtaining electric power from a commercial power source, a power generation facility, a power storage facility, or the like (not shown).
  • the air conditioner 1 includes an outdoor unit 11 provided outside the house 3, an indoor unit 13 provided inside the house 3, and a remote controller 55 operated by a user.
  • the outdoor unit 11 and the indoor unit 13 are connected via a refrigerant pipe 61 through which a refrigerant flows and a communication line 63 to which various signals are transferred.
  • the air conditioner 1 cools the indoor space 71 by blowing out conditioned air, for example, cold air, from the indoor unit 13 and heats the indoor space 71 by blowing hot air.
  • the outdoor unit 11 includes a compressor 21, a four-way valve 22, an outdoor heat exchanger 23, an expansion valve 24, an outdoor blower 31, and an outdoor unit controller 51.
  • the indoor unit 13 includes an indoor heat exchanger 25, an indoor blower 33, and an indoor unit control unit 53.
  • the refrigerant pipe 61 connects the compressor 21, the four-way valve 22, the outdoor heat exchanger 23, the expansion valve 24, and the indoor heat exchanger 25 in an annular shape. Thereby, the refrigerating cycle is comprised.
  • the compressor 21 compresses the refrigerant and circulates through the refrigerant pipe 61. More specifically, the compressor 21 compresses a low-temperature and low-pressure refrigerant, and discharges the high-pressure and high-temperature refrigerant to the four-way valve 22.
  • the compressor 21 includes an inverter circuit that can change the operation capacity in accordance with the drive frequency.
  • the operating capacity is the amount that the compressor 21 sends out the refrigerant per unit.
  • the compressor 21 changes the operating capacity in accordance with an instruction from the outdoor unit control unit 51.
  • the four-way valve 22 is installed on the discharge side of the compressor 21.
  • the four-way valve 22 switches the flow direction of the refrigerant in the refrigerant pipe 61 according to whether the operation of the air conditioner 1 is a cooling or dehumidifying operation or a heating operation.
  • the outdoor heat exchanger 23 is a first heat exchanger that performs heat exchange between the refrigerant flowing through the refrigerant pipe 61 and the air in the outdoor space 72 that is outside the space to be air-conditioned.
  • the outdoor blower 31 is provided near the outdoor heat exchanger 23 and is a first blower that sends the air in the outdoor space 72 to the outdoor heat exchanger 23.
  • a negative pressure is generated inside the outdoor unit 11 and the air in the outdoor space 72 is sucked.
  • the sucked air is supplied to the outdoor heat exchanger 23, exchanges heat with the cold / hot heat supplied by the refrigerant flowing through the refrigerant pipe 61, and then blown out to the outdoor space 72.
  • the expansion valve 24 is installed between the outdoor heat exchanger 23 and the indoor heat exchanger 25, and decompresses and expands the refrigerant flowing through the refrigerant pipe 61.
  • the expansion valve 24 is an electronic expansion valve whose opening degree can be variably controlled.
  • the expansion valve 24 adjusts the pressure of the refrigerant by changing the opening degree according to an instruction from the outdoor unit control unit 51.
  • the indoor heat exchanger 25 is a second heat exchanger that performs heat exchange between the refrigerant flowing through the refrigerant pipe 61 and the air in the indoor space 71.
  • the indoor blower 33 is provided near the indoor heat exchanger 25 and is a second blower that sends air in the indoor space 71 to the indoor heat exchanger 25.
  • a negative pressure is generated inside the indoor unit 13 and the air in the indoor space 71 is sucked.
  • the sucked air is supplied to the indoor heat exchanger 25, exchanged heat with the cold / hot heat supplied from the refrigerant flowing through the refrigerant pipe 61, and then blown out into the indoor space 71.
  • the air heat-exchanged by the indoor heat exchanger 25 is supplied to the indoor space 71 as conditioned air. Thereby, the indoor space 71 is air-conditioned.
  • the air conditioning capability is an index indicating the strength of air conditioning by the air conditioner 1.
  • cooling capability the air conditioning capability during cooling
  • heating capability the air conditioning capability during heating
  • the compressor 21, the four-way valve 22, the outdoor heat exchanger 23, the expansion valve 24, and the outdoor blower 31 in the outdoor unit 11, and the indoor heat exchanger 25 and the indoor blower 33 in the indoor unit 13 are collectively referred to as an air conditioning unit.
  • the air conditioning unit functions as air conditioning means for air conditioning the indoor space 71.
  • the indoor unit 13 further includes a temperature detection unit 41 and a solar radiation detection unit 43.
  • the temperature detection unit 41 includes a temperature sensor such as a resistance temperature detector, a thermistor, or a thermocouple, and detects the temperature of the air in the indoor space 71.
  • the temperature detection unit 41 is installed at the intake port of the indoor heat exchanger 25 and detects the temperature of the intake air of the indoor unit 13.
  • the solar radiation detection unit 43 includes an infrared sensor such as a pyroelectric type or a thermopile type, and detects infrared rays emitted from the detection target.
  • the solar radiation detection unit 43 is installed in the vicinity of the window 75, which is a place that receives solar radiation in the indoor space 71, and acquires the surface temperature of the window 75 by detecting infrared rays emitted from the window 75. Since the window 75 is illuminated by sunlight when the sun is out during the day, the surface temperature can be used as an index of the amount of solar radiation.
  • the air conditioner 1 includes a detection unit other than the temperature detection unit 41 and the solar radiation detection unit 43, although not shown. More specifically, the air conditioner 1 is installed on the discharge side of the compressor 21, installed on the suction side of the compressor 21, a discharge side pressure detection unit that detects the pressure of the refrigerant discharged from the compressor 21, A suction-side pressure detection unit that detects the pressure of refrigerant sucked into the compressor 21, a discharge-side temperature detection unit that is installed on the discharge side of the compressor 21 and detects the temperature of refrigerant discharged from the compressor 21, and a compressor 21 includes a suction side temperature detection unit that detects the temperature of the refrigerant sucked into the compressor 21, an outdoor temperature detection unit that detects the temperature of the outside air, and the like.
  • the detection result by the detection unit including the temperature detection unit 41 and the solar radiation detection unit 43 is supplied to the indoor unit control unit 53.
  • the indoor unit control unit 53 supplies the supplied detection result to the outdoor unit control unit 51 via the communication line 63.
  • the outdoor unit control unit 51 controls the operation of the outdoor unit 11. As shown in FIG. 2, the outdoor unit control unit 51 includes a control unit 101, a storage unit 102, a time measuring unit 103, and a communication unit 104. These units are connected via a bus 109.
  • the control unit 101 includes a CPU (Central Processing Unit), a ROM (Read Only Memory), and a RAM (Random Access Memory).
  • the CPU is also called a central processing unit, a central processing unit, a processor, a microprocessor, a microcomputer, a DSP (Digital Signal Processor), or the like.
  • the CPU reads a program and data stored in the ROM, and performs overall control of the outdoor unit control unit 51 using the RAM as a work area.
  • the storage unit 102 is a non-volatile semiconductor memory such as flash memory, EPROM (Erasable Programmable ROM), EEPROM (Electrically Erasable Programmable ROM), and serves as a so-called secondary storage device or auxiliary storage device.
  • the storage unit 102 stores programs and data used by the control unit 101 to perform various processes, and data generated or acquired by the control unit 101 performing various processes.
  • the storage unit 102 stores history information 150 indicating the history of detection information detected by the detection unit including the temperature detection unit 41 and the solar radiation detection unit 43 and the capability of air conditioning performed by the air conditioner 1. .
  • the storage unit 102 functions as a storage unit. Details of the history information 150 will be described later.
  • the timekeeping unit 103 includes a RTC (Real Time Clock) and is a timekeeping device that continues timekeeping while the power of the air conditioner 1 is off.
  • RTC Real Time Clock
  • the communication unit 104 is an interface for communicating with the indoor unit control unit 53 and the remote controller 55 via the communication line 63.
  • the communication unit 104 receives operation information received from the user from the remote controller 55, and transmits notification information for notifying the user to the remote controller 55.
  • the communication unit 104 transmits an operation command for the indoor unit 13 to the indoor unit control unit 53, and receives state information indicating the state of the indoor unit 13 from the indoor unit control unit 53.
  • the indoor unit control unit 53 includes a CPU, a ROM, a RAM, a communication interface, and a readable / writable nonvolatile semiconductor memory, which are not shown.
  • the CPU controls the operation of the indoor unit 13 by executing a control program stored in the ROM while using the RAM as a work memory.
  • the outdoor unit control unit 51 is connected to the indoor unit control unit 53 by a communication line 63 that is a wired, wireless, or other communication medium.
  • the outdoor unit control unit 51 operates in cooperation by exchanging various signals with the indoor unit control unit 53 via the communication line 63 and controls the entire air conditioner 1. In this way, the outdoor unit control unit 51 functions as a control device that controls the air conditioner 1.
  • the outdoor unit control unit 51 and the indoor unit control unit 53 perform air conditioning based on the detection results of the temperature detection unit 41, the solar radiation detection unit 43, and other detection units, and the setting information of the air conditioner 1 set by the user.
  • the operation of the device 1 is controlled. More specifically, the outdoor unit control unit 51 controls the drive frequency of the compressor 21, the switching of the four-way valve 22, the rotational speed of the outdoor blower 31, and the opening degree of the expansion valve 24.
  • the indoor unit control unit 53 controls the rotation speed of the indoor blower 33.
  • the outdoor unit control unit 51 may control the rotation speed of the indoor blower 33, or the indoor unit control unit 53 may switch the drive frequency of the compressor 21, switching of the four-way valve 22, rotation speed of the outdoor blower 31, or expansion.
  • the opening degree of the valve 24 may be controlled.
  • the outdoor unit control unit 51 and the indoor unit control unit 53 output various operation commands to various devices in accordance with the operation commands given to the air conditioner 1.
  • a remote controller 55 is arranged in the indoor space 71.
  • the remote controller 55 transmits and receives various signals to and from the indoor unit control unit 53 provided in the indoor unit 13.
  • the user of the air conditioner 1 inputs an operation command to the air conditioner 1 by operating the remote controller 55.
  • operation commands for example, switching commands between operation and stop, switching commands for operation modes (cooling, heating, dehumidification, humidification, moisture retention, air purification, air blowing, etc.), target temperature switching command, target humidity switching command, air volume Switching command, wind direction switching command, timer switching command, and the like.
  • the air conditioner 1 starts operation according to the input operation command.
  • the refrigerant discharged from the compressor 21 passes through the four-way valve 22 and flows into the outdoor heat exchanger 23.
  • the refrigerant that has flowed into the outdoor heat exchanger 23 exchanges heat with the outdoor air sucked from the outdoor space 72 to be condensed and liquefied, and flows into the expansion valve 24.
  • the refrigerant flowing into the expansion valve 24 is decompressed by the expansion valve 24 and then flows into the indoor heat exchanger 25.
  • the refrigerant flowing into the indoor heat exchanger 25 evaporates by exchanging heat with the indoor air sucked from the indoor space 71, passes through the four-way valve 22, and is sucked into the compressor 21 again.
  • the indoor air sucked from the indoor space 71 is cooled by the indoor heat exchanger 25.
  • the amount of heat exchange between the refrigerant and the room air in the indoor heat exchanger 25 is called cooling capacity.
  • the refrigerant discharged from the compressor 21 passes through the four-way valve 22 and flows into the indoor heat exchanger 25.
  • the refrigerant that has flowed into the indoor heat exchanger 25 exchanges heat with the indoor air sucked from the indoor space 71 to be condensed and liquefied, and flows into the expansion valve 24.
  • the refrigerant flowing into the expansion valve 24 is decompressed by the expansion valve 24 and then flows into the outdoor heat exchanger 23.
  • the refrigerant flowing into the outdoor heat exchanger 23 evaporates by exchanging heat with outdoor air sucked from the outdoor space 72, passes through the four-way valve 22, and is sucked into the compressor 21 again.
  • the indoor air sucked from the indoor space 71 is heated by the indoor heat exchanger 25.
  • the amount of heat exchange between the refrigerant and the room air in the indoor heat exchanger 25 is called heating capacity.
  • the air conditioner 1 functionally includes a temperature information acquisition unit 310, an index information acquisition unit 320, an air conditioning control unit 330, a determination unit 340, an information update unit 350, and a learning unit 360. And comprising.
  • the temperature information acquisition unit 310 acquires temperature information of the indoor space 71 that is an air conditioning target.
  • the temperature information is information indicating the temperature of the air in the indoor space 71, specifically, information indicating the temperature detected by the temperature detection unit 41 installed in the indoor unit 13.
  • the temperature detection unit 41 periodically transmits temperature information to the outdoor unit control unit 51 at a predetermined cycle. Or the temperature information acquisition part 310 may transmit a request
  • the temperature information acquisition unit 310 is realized by the control unit 101 cooperating with the communication unit 104.
  • the temperature information acquisition unit 310 functions as a temperature information acquisition unit.
  • the index information acquisition unit 320 acquires index information indicating the amount of solar radiation.
  • the amount of solar radiation is the amount of radiant energy received from the sun and is the main factor that fluctuates the temperature of the indoor space 71.
  • the index information is information that directly or indirectly indicates the amount of solar radiation received by the house 3, and specifically indicates the surface temperature of the window 75 detected by the solar radiation detection unit 43 installed in the indoor unit 13. Information.
  • the index information acquisition unit 320 acquires information indicating the surface temperature of the window 75 detected by the solar radiation detection unit 43 as index information.
  • the solar radiation detection unit 43 periodically transmits the index information to the outdoor unit control unit 51 at a predetermined cycle.
  • the index information acquisition unit 320 may transmit a request to the solar radiation detection unit 43 as necessary, and the solar radiation detection unit 43 may transmit the index information in a manner that responds to this request. In this manner, the index information acquisition unit 320 acquires index information from the solar radiation detection unit 43 via the indoor unit control unit 53 and the communication line 63.
  • the index information acquisition unit 320 is realized by the control unit 101 cooperating with the communication unit 104.
  • the index information acquisition unit 320 functions as index information acquisition means.
  • the air conditioning control unit 330 controls the air conditioning of the indoor space 71 according to the temperature information acquired by the temperature information acquisition unit 310 and the index information acquired by the index information acquisition unit 320.
  • the air conditioning control unit 330 communicates with the indoor unit control unit 53 via the communication unit 104 and causes the air conditioning unit to air-condition by cooperating with the indoor unit control unit 53.
  • the air conditioning control unit 330 switches the flow path of the four-way valve 22 according to the operation mode, adjusts the opening degree of the expansion valve 24, and drives the compressor 21, the outdoor blower 31, and the indoor blower 33.
  • the air conditioning control unit 330 is realized by the control unit 101 cooperating with the communication unit 104.
  • the air conditioning control unit 330 functions as air conditioning control means.
  • the air conditioning control unit 330 controls the air conditioning capability of the air conditioning means in two control modes, a normal mode and a look-ahead mode.
  • the normal mode is a first control mode for controlling the air conditioning capability of the air conditioning means in accordance with the change in the room temperature so that the difference between the room temperature of the indoor space 71 and the set temperature of the indoor space 71 does not increase.
  • the prefetch mode is a second control mode in which a change in the room temperature of the indoor space 71 is prefetched and the air conditioning capability of the air conditioning means is controlled before the room temperature changes.
  • the air conditioning control unit 330 controls the air conditioning capability according to the temperature information acquired by the temperature information acquisition unit 310. More specifically, the air conditioning control unit 330 refers to the room temperature of the indoor space 71 indicated by the temperature information acquired by the temperature information acquisition unit 310. And the air-conditioning control part 330 controls air-conditioning capability so that room temperature does not deviate too much from preset temperature.
  • Fig. 4 (a) and Fig. 4 (b) show changes in solar radiation and room temperature on a clear day, respectively.
  • the amount of solar radiation increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock.
  • the solar radiation hits the window 75 and the outer wall of the house 3 and heats them. Further, the solar radiation passes through the window 75 and enters the indoor space 71 to heat the floor and inner wall of the house 3.
  • the air in the indoor space 71 is heated at a time after the window 75, the outer wall, the floor, and the inner wall of the house 3 are heated. Therefore, the room temperature Ti of the indoor space 71 changes later than the amount of solar radiation, and reaches a peak around 15:00 as shown in FIG. 4 (b).
  • the air conditioning control unit 330 changes the air conditioning capacity according to the difference between the room temperature Ti of the indoor space 71 and the set temperature Tm of the indoor space 71. More specifically, the air conditioning controller 330 increases the cooling capacity when the room temperature Ti is higher than the set temperature Tm during cooling, and decreases the cooling capacity when the room temperature Ti is lower than the set temperature Tm. On the other hand, at the time of heating, the air conditioning control unit 330 decreases the heating capacity when the room temperature Ti is higher than the set temperature Tm, and decreases the heating capacity when the room temperature Ti is lower than the set temperature Tm.
  • the air conditioning control unit 330 changes the cooling capacity or the heating capacity greatly as the difference increases so that the difference between the room temperature Ti and the set temperature Tm decreases.
  • the set temperature Tm is a target temperature of the indoor space 71 to be maintained by air conditioning by the air conditioner 1.
  • FIG. 4C shows a change in cooling capacity when the cooling operation is continuously performed in the normal mode.
  • the air conditioning control unit 330 starts increasing the cooling capacity around 9 o'clock when the room temperature Ti becomes higher than the set temperature Tm, and increases the cooling capacity as the room temperature Ti increases. Thereafter, the air conditioning controller 330 maximizes the cooling capacity around 15:00 when the room temperature Ti reaches its peak, and decreases the cooling capacity as the room temperature Ti decreases.
  • the air conditioning control unit 330 starts to decrease the heating capacity around 9 o'clock when the room temperature Ti becomes higher than the set temperature Tm. Decrease heating capacity with increasing. Thereafter, the air conditioning controller 330 minimizes the heating capacity around 15:00 when the room temperature Ti reaches a peak, and increases the heating capacity as the room temperature Ti decreases.
  • the air conditioning control unit 330 adjusts such air conditioning capacity among the operating capacity of the compressor 21, the opening degree of the expansion valve 24, the air volume of the outdoor fan 31, and the air volume of the indoor fan 33. Execute by changing at least one. Specifically, when increasing the air conditioning capacity, the air conditioning control unit 330 transmits an instruction to increase the operating capacity to the compressor 21, transmits an instruction to increase the opening degree to the expansion valve 24, and An instruction to increase the air volume is transmitted to the blower 31 or an instruction to increase the air volume is transmitted to the indoor fan 33.
  • the air conditioning control unit 330 transmits an instruction to decrease the operating capacity to the compressor 21, transmits an instruction to decrease the opening degree to the expansion valve 24, and the outdoor blower An instruction to decrease the air flow rate is transmitted to 31 or an instruction to decrease the air flow rate is transmitted to the indoor blower 33.
  • Which of the operating capacity of the compressor 21, the opening degree of the expansion valve 24, the amount of air blown from the outdoor fan 31, and the amount of air blown from the indoor blower 33 is adjusted depends on the operation mode, the condition of air conditioning, etc. It can be changed accordingly.
  • the air conditioning control unit 330 controls the air conditioning capacity according to the temperature information acquired by the temperature information acquisition unit 310 without depending on the index information acquired by the index information acquisition unit 320. To do. In order to control the air conditioning capacity in accordance with the temperature information, the air conditioning controller 330 changes the air conditioning capacity after the room temperature Ti starts to rise, and in some cases, after the room temperature Ti becomes higher than the set temperature Tm, Lower Ti. In addition, after the room temperature Ti starts to decrease, the air conditioning control unit 330 changes the air conditioning capacity and raises the room temperature Ti in some cases after the room temperature Ti becomes lower than the set temperature Tm. Therefore, the room temperature Ti increases and decreases with a relatively large amplitude with the set temperature Tm as a reference.
  • the air conditioning control unit 330 controls the air conditioning according to the index information acquired by the index information acquisition unit 320 as an index of the amount of solar radiation. More specifically, the air conditioning control unit 330 refers to the surface temperature information of the window 75 that is index information acquired by the index information acquisition unit 320. The air conditioning control unit 330 controls the air conditioning capacity in accordance with the increase or decrease of the surface temperature of the window 75.
  • FIG. 5 (a) and FIG. 5 (b) show changes in the amount of solar radiation and the surface temperature of the window 75 on a clear day, respectively.
  • the amount of solar radiation increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock.
  • Solar radiation hits the window 75 of the house 3 and heats the window 75. Therefore, as shown in FIG. 5B, the surface temperature of the window 75 increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock similarly to the amount of solar radiation.
  • the surface temperature of the window 75 changes in the same manner as the amount of solar radiation, it is a highly accurate index for estimating the amount of solar radiation.
  • the air conditioning control unit 330 controls the air conditioning capability according to the surface temperature of the window 75 serving as an index of the amount of solar radiation, regardless of changes in temperature information, that is, whether there is a temperature change in the indoor space 71. Specifically, at the time of cooling, the air conditioning control unit 330 increases the cooling capacity according to the increase in the amount of solar radiation, and decreases the cooling capacity according to the decrease in the amount of solar radiation. On the other hand, at the time of heating, the air conditioning control unit 330 decreases the heating capacity according to the increase in the amount of solar radiation, and increases the heating capacity according to the decrease in the amount of solar radiation.
  • the air-conditioning control unit 330 increases or decreases the air-conditioning capacity when a predetermined time has elapsed after the solar radiation amount starts to increase or decrease.
  • the room temperature Ti of the indoor space 71 changes later than the amount of solar radiation. Therefore, after the solar radiation amount starts to change, the air conditioning control unit 330 changes the air conditioning capacity by delaying it by a prescribed time in consideration of the delay.
  • the specified time is, for example, 30 minutes, 1 hour, 2 hours, or the like, and is determined by learning by the learning unit 360 described later.
  • Specified time is set to be shorter than the time from when the solar radiation amount starts to increase or decrease until the room temperature Ti exceeds the set temperature Tm.
  • the air conditioning control unit 330 increases or decreases the air conditioning capacity after the amount of solar radiation starts to increase or decrease and before the temperature of the indoor space 71 exceeds the set temperature Tm.
  • the room temperature Ti exceeding the set temperature Tm means that the room temperature Ti rises from the temperature lower than the set temperature Tm than the set temperature Tm, or the room temperature Ti falls from a temperature higher than the set temperature Tm to below the set temperature Tm.
  • the air conditioning capability is controlled in this way in order to reduce the change in the room temperature Ti by changing the air conditioning capability before the room temperature Ti changes due to the change in the amount of solar radiation.
  • FIG. 5 (c) shows the change in cooling capacity when the cooling operation is continuously performed in the look-ahead mode.
  • the air-conditioning control part 330 has air_conditioning
  • the air conditioning control unit 330 starts to decrease the cooling capacity from around 13:00, which is one hour after the prescribed time, from around 12:00 when the solar radiation amount and the surface temperature of the window 75 start to decrease and reach a peak. As the amount of solar radiation and the surface temperature of the window 75 decrease, the cooling capacity decreases.
  • the air-conditioning control unit 330 is about 7 o'clock 1 hour later than about 6 o'clock when the solar radiation amount and the surface temperature of the window 75 start to increase. Then, the heating capacity is started to decrease, and the heating capacity is decreased as the amount of solar radiation and the surface temperature of the window 75 increase. After that, the air conditioning control unit 330 starts increasing the heating capacity from around 13:00, one hour later than around 12:00 when the solar radiation amount and the surface temperature of the window 75 reach a peak and start to decrease. Increases heating capacity with decreasing surface temperature.
  • the air conditioning control unit 330 controls the air conditioning capacity in the same manner as in the normal mode, such as the operation capacity of the compressor 21, the opening of the expansion valve 24, the amount of air blown by the outdoor blower 31, and the flow of the indoor blower 33. This is done by changing at least one of the air volume. Which of the operating capacity of the compressor 21, the opening degree of the expansion valve 24, the amount of air blown from the outdoor fan 31, and the amount of air blown from the indoor blower 33 is adjusted depends on the operation mode, the condition of air conditioning, etc. It can be changed accordingly.
  • the air conditioning control unit 330 changes the air conditioning capacity so as to lower the room temperature Ti before the room temperature Ti starts to increase and becomes higher than the set temperature Tm after the solar radiation amount starts to increase. .
  • the air conditioning control unit 330 changes the air conditioning capacity so as to increase the room temperature Ti before the room temperature Ti starts to decrease and becomes lower than the set temperature Tm.
  • the room temperature Ti in the look-ahead mode is maintained at a temperature closer to the set temperature Tm than in the normal mode, as shown in FIG. Therefore, the comfort of the indoor space 71 can be improved compared to the normal mode.
  • the look-ahead mode for example, when the cooling load increases from summer morning to noon, it is possible to prevent the room temperature Ti from rising by increasing the cooling capacity in advance. Therefore, comfort can be improved as compared with the normal mode.
  • the cooling load decreases from daytime to night in the summer, it is possible to prevent the room temperature Ti from excessively decreasing by reducing the cooling capacity in advance. Therefore, comfort can be maintained and power consumption can be suppressed.
  • the heating load decreases from morning in the winter to noon, it is possible to prevent the room temperature Ti from rising excessively by reducing the heating capacity in advance. Therefore, comfort can be maintained and power consumption can be suppressed.
  • the heating load increases from noon to night in winter, the room temperature Ti can be prevented from decreasing by increasing the heating capacity in advance. Therefore, comfort can be improved as compared with the normal mode.
  • Whether the air conditioning control unit 330 operates in the normal mode or the pre-reading mode can be switched by the user operating the remote controller 55 and inputting settings. Further, the air conditioning control unit 330 switches between operating in the normal mode or operating in the pre-reading mode depending on whether or not the index information acquired by the index information acquiring unit 320 satisfies a specific condition.
  • the determination unit 340 determines whether or not the index information acquired by the index information acquisition unit 320 satisfies a specific condition.
  • the specific condition is a condition for the air conditioning control unit 330 to determine whether to control air conditioning in the normal mode or to control air conditioning in the look-ahead mode.
  • the air conditioning control unit 330 switches between the normal mode and the prefetching mode depending on whether or not the determination unit 340 determines that the specific condition is satisfied.
  • the determination unit 340 is realized by the control unit 101.
  • the determination unit 340 functions as a determination unit.
  • the specific condition is satisfied when the amount of solar radiation indicated by the index information acquired by the index information acquisition unit 320 is smaller than the threshold value.
  • the case where the amount of solar radiation is smaller than a threshold is, for example, the case where there is no solar radiation as in the case where the sun does not come out at night, or the case where the amount of solar radiation is small as in the case where the sun is hidden in a cloud. In such a case, since the influence of the solar radiation amount on the room temperature Ti is small, the air conditioning control in the look-ahead mode is substantially unnecessary.
  • the specific condition is satisfied even when the index information acquisition unit 320 cannot acquire the index information normally.
  • the case where the index information could not be acquired normally is the case where the index information indicating the normal amount of solar radiation could not be acquired.
  • the index information could not be acquired normally for example, when the solar radiation detection unit 43 erroneously detected the window 75 as a heater, lighting, etc. installed in the house 3, the curtain was closed on the window 75, or For example, the solar radiation detection unit 43 cannot normally detect the surface temperature of the window 75 because the room layout has changed and the window 75 is hidden by furniture. In such a case, since the amount of solar radiation cannot be estimated normally, air conditioning control in the prefetch mode becomes difficult.
  • the determination unit 340 normally acquires the index information by the index information acquisition unit 320. Judge that it was not possible.
  • the air conditioning control unit 330 controls the air conditioning capability in the prefetching mode when the index information acquired by the index information acquiring unit 320 does not satisfy a specific condition. In other words, when the effective index information indicating the amount of solar radiation can be acquired, the air conditioning control unit 330 controls the air conditioning capacity according to the acquired index information. Thereby, the fluctuation
  • the air conditioning control unit 330 controls the air conditioning capability in the normal mode when the index information acquired by the index information acquiring unit 320 satisfies a specific condition.
  • the control in the prefetch mode is stopped when the index information satisfies a specific condition because if the air conditioning capacity is controlled in the prefetch mode when effective information on the amount of solar radiation cannot be acquired, the comfort may be lost. It is. Therefore, in this case, the air conditioning control unit 330 controls the air conditioning capacity according to the temperature information acquired by the temperature information acquisition unit 310.
  • the air conditioning control unit 330 controls the air conditioning capacity in the look-ahead mode. Thereafter, the air conditioning control unit 330 switches the control mode of the air conditioning between the normal mode and the prefetching mode according to the determination result by the determination unit 340. In this way, the air conditioning control unit 330 controls the air conditioning by selecting an appropriate control mode according to the situation.
  • the information update unit 350 updates the history information 150 stored in the storage unit 102 with the temperature information acquired by the temperature information acquisition unit 310 and the index information acquired by the index information acquisition unit 320.
  • the history information 150 is information indicating a history of the room temperature Ti of the indoor space 71, the surface temperature of the window 75, the air conditioning capability, and the like.
  • FIG. 6 shows a specific example of the history information 150.
  • the history information 150 is detected by the room temperature Ti of the indoor space 71 detected by the temperature detector 41, the surface temperature of the window 75 detected by the solar radiation detector 43, and the outdoor temperature detector.
  • the information detected by the detection unit including the temperature of the outdoor space 72 is stored in chronological order.
  • the history information 150 stores values indicating the air conditioning capability controlled by the air conditioning control unit 330 in chronological order.
  • the “surface temperature of the window 75” is appropriately referred to as “window temperature Tw”.
  • the “temperature of the outdoor space 72” is appropriately referred to as “outside temperature To”.
  • the information update unit 350 stores the information newly detected by the detection unit and the air conditioning capability in the history information 150 at predetermined time intervals in association with each other. As a result, the information update unit 350 updates the history information 150.
  • the information update unit 350 is realized by the control unit 101 cooperating with the storage unit 102.
  • the information update unit 350 functions as an information update unit.
  • the learning unit 360 learns the thermal characteristics of the indoor space 71.
  • the thermal characteristic of the indoor space 71 is a property related to the heat of the indoor space 71.
  • the learning unit 360 learns the relationship between the thermal load Q, which is the amount of heat necessary for the air conditioner 1 to maintain the temperature of the indoor space 71, and the room temperature Ti and the window temperature Tw as the thermal characteristics of the indoor space 71.
  • the thermal load Q is estimated by the following equation (1) using the room temperature Ti, the window temperature Tw, the outside air temperature To, and the internal heat generation amount Qn.
  • the internal heat generation amount Qn is the amount of heat generated from a person, lighting, heater, etc. existing inside the indoor space 71.
  • Q f (Ti, Tw, To, Qn) (1)
  • the learning unit 360 refers to the history information 150 stored in the storage unit 102 and analyzes the relationship between the past room temperature Ti, the window temperature Tw, the outside temperature To, and the air conditioning capability. And the learning part 360 estimates the coefficient in said (1) Formula based on the result of an analysis. Thereby, the learning unit 360 learns the relationship between the thermal load Q, the room temperature Ti, and the window temperature Tw.
  • the air conditioning control unit 330 controls the air conditioning capability according to the thermal characteristics learned by the learning unit 360. More specifically, the air conditioning control unit 330 needs the current room temperature Ti, window temperature Tw, and outside temperature To based on the relationship between the thermal load Q learned by the learning unit 360, the room temperature Ti, and the window temperature Tw. The thermal load Q is calculated. Then, the air conditioning control unit 330 changes the air conditioning capability to a capability corresponding to the calculated thermal load Q.
  • the learning unit 360 learns the relationship between the window temperature Tw and the room temperature Ti as the thermal characteristics of the indoor space 71. As described above, the room temperature Ti changes later than the window temperature Tw, which is an index of the amount of solar radiation.
  • the learning unit 360 refers to the history information 150 stored in the storage unit 102, and from the relationship between the past room temperature Ti and the window temperature Tw, the timing at which the room temperature Ti starts to increase or decrease and the window temperature Tw increase or decrease. Estimate the time difference from the start timing. Thereby, the learning part 360 learns the delay time of the change of the room temperature Ti with respect to the change of the window temperature Tw.
  • the air conditioning capacity is increased or decreased when the time determined by learning by the learning unit 360 has elapsed since the amount of solar radiation indicated by the index information acquired by the index information acquiring unit 320 starts to increase or decrease. Specifically, the time determined by learning by the learning unit 360 is set to a time shorter than the delay time learned by the learning unit 360. Thereby, the air-conditioning control part 330 can control air-conditioning capability prior to the room temperature Ti changing under the influence of the amount of solar radiation.
  • the learning unit 360 is realized by the control unit 101.
  • the learning unit 360 functions as a learning unit.
  • control unit 101 When the air conditioning control process is started, the control unit 101 first sets the air conditioning control mode to the prefetching mode (step S1). In other words, the control unit 101 sets the control mode so as to control the air conditioning in the look-ahead mode in the initial state.
  • the control unit 101 determines whether or not solar radiation has been detected (step S2). Specifically, the control unit 101 acquires index information indicating the amount of solar radiation from the solar radiation detection unit 43, and whether or not the acquired index information satisfies a specific condition for switching between the prefetch mode and the normal mode. Determine. And the control part 101 can acquire index information normally from the solar radiation detection part 43, when the acquired parameter
  • step S3 the control unit 101 controls the air conditioning capability in the prefetch mode.
  • the air conditioning control processing in the prefetch mode will be described with reference to the flowchart shown in FIG.
  • the control unit 101 determines the necessary air conditioning capability and the timing for changing the air conditioning capability (step S31). More specifically, the control unit 101 refers to the history information 150 stored in the storage unit 102 and learns the relationship between the thermal load Q, the room temperature Ti, and the window temperature Tw. And based on the learned result, the control part 101 estimates the air-conditioning capability required in order to maintain room temperature Ti at set temperature Tm from the present room temperature Ti and window temperature Tw.
  • control unit 101 refers to the history information 150 stored in the storage unit 102 and estimates the delay time of the change in the room temperature Ti with respect to the change in the window temperature Tw. Then, based on the estimated delay time, the timing for changing the air conditioning capability of the air conditioning means to the estimated air conditioning capability from the current air conditioning capability is determined. In step S31, the control unit 101 functions as the learning unit 360.
  • Control unit 101 changes the air conditioning capacity at the determined timing (step S32). Specifically, the control unit 101 changes the air conditioning capability of the air conditioning means to the air conditioning capability determined in step S31 at the timing of changing the air conditioning capability determined in step S31. In step S ⁇ b> 32, the control unit 101 functions as the air conditioning control unit 330.
  • the control unit 101 updates the history information 150 stored in the storage unit 102 (step S33). More specifically, the control unit 101 adds detection information such as the newly detected room temperature Ti, window temperature Tw, outside air temperature To, and the like, and information on the actually controlled air conditioning capability to the history information 150. In step S ⁇ b> 33, the control unit 101 functions as the information update unit 350.
  • the control unit 101 when the process in the prefetching mode ends, the control unit 101 returns the process to step S ⁇ b> 2 and determines again whether solar radiation has been detected. When the solar radiation is detected, the control unit 101 repeats the process of step S3. In this way, while detecting solar radiation, the control unit 101 controls the air conditioning capability in the prefetch mode.
  • step S2 when it is determined that the solar radiation is not detected as a result of the determination in step S2 (step S2; NO), the control unit 101 switches the air-conditioning control mode to the normal mode. And the control part 101 controls an air-conditioning capability in normal mode (step S4). More specifically, the control unit 101 acquires the temperature information of the indoor space 71 from the temperature detection unit 41, and the air conditioning capability of the air conditioning unit according to the difference so that the difference between the room temperature Ti and the set temperature Tm becomes small. To change. In step S ⁇ b> 4, the control unit 101 functions as the air conditioning control unit 330.
  • control unit 101 When the air conditioning capacity is controlled in the normal mode, the control unit 101 returns the process to step S2 and determines again whether solar radiation has been detected. As described above, the control unit 101 repeats the process of controlling the air conditioning capability in the look-ahead mode while detecting the solar radiation and controlling the air conditioning capability in the normal mode when the solar radiation cannot be detected.
  • the air conditioner 1 has the air conditioning capability in the two control modes of the normal mode using the temperature information of the indoor space 71 and the look-ahead mode using the index information indicating the amount of solar radiation. Control.
  • the normal mode since the air conditioning capability is controlled according to the difference between the room temperature Ti and the set temperature Tm, the room temperature Ti may be far away from the set temperature Tm.
  • the look-ahead mode information on the amount of solar radiation that causes the variation in the room temperature Ti is acquired, and the air conditioning capacity is controlled before the room temperature Ti changes depending on the amount of solar radiation. Therefore, comfort in the indoor space 71 can be improved.
  • the air conditioner 1 controls the air conditioning capacity in the read-ahead mode in the initial state, and the effective information on the solar radiation amount is obtained when there is no solar radiation amount or when the solar radiation amount cannot be normally acquired. If the air conditioner cannot be acquired, the air conditioning capacity is controlled in the normal mode. When effective information on the amount of solar radiation cannot be acquired, it is possible to suppress a decrease in comfort in the indoor space 71 by stopping control in the look-ahead mode and controlling the air conditioning capacity in the normal mode.
  • the comfort in the indoor space 71 can be improved by controlling an air conditioning by a suitable method according to a condition.
  • the example in which the control mode is automatically switched has been basically described.
  • the control mode may be switched manually.
  • the example in which the air conditioning capacity is increased or decreased according to the increase or decrease in the amount of solar radiation in the prefetching mode has been described.
  • the air conditioning capability may be adjusted according to the amount of solar radiation.
  • the learning unit 360 has mainly described the example of learning the thermal characteristics in order to estimate the delay time of the change in the room temperature Ti with respect to the change in the window temperature Tw.
  • the purpose of the learning unit 360 learning the thermal characteristics is not limited to this example.
  • this embodiment will be described. Note that the description of the configuration and processing that are not different between the first embodiment and the second embodiment is omitted or simplified.
  • the air conditioner 1 functionally further includes an instruction receiving unit 44, a display unit 45, and a display control unit 370.
  • the instruction receiving unit 44 receives from the user an instruction to change the control mode from the prefetch mode to the normal mode and an instruction to change the control mode from the normal mode to the prefetch mode.
  • the determination unit 340 determines that the specific condition is satisfied when the instruction receiving unit 44 receives an instruction to change the control mode from the prefetching mode to the normal mode.
  • the instruction receiving unit 44 is realized by the function of the remote controller 55, for example. More specifically, the instruction receiving unit 44 is realized by a function of a touch screen or a button provided in the remote controller 55, for example.
  • the display unit 45 displays various information according to the control by the display control unit 370. For example, the display unit 45 displays information indicating whether the current control mode is the prefetching mode or the normal mode according to the control by the display control unit 370.
  • the display unit 45 can indicate the current control mode to the user by, for example, displaying a character string, displaying an icon, or lighting an LED (Light Emitting Diode).
  • the display unit 45 is realized by the function of the remote controller 55, for example. More specifically, the display unit 45 is realized by a function of a touch screen or a liquid crystal display included in the remote controller 55, for example.
  • the display unit 45 corresponds to display means, for example.
  • the display control unit 370 displays various information on the display unit 45 based on the determination result by the determination unit 340. For example, when the determination unit 340 determines that a specific condition is not satisfied, the display control unit 370 causes the display unit 45 to display information that clearly indicates that the current control mode is the prefetch mode. On the other hand, when the determination unit 340 determines that the specific condition is satisfied, the display control unit 370 causes the display unit 45 to display information that clearly indicates that the current control mode is the normal mode. Thus, the display control unit 370 causes the display unit 45 to display information indicating whether or not a specific condition is satisfied, that is, information indicating whether or not the current control mode is the normal mode.
  • the function of the display control unit 370 is realized by the cooperation of the control unit 101 and the communication unit 104, for example.
  • the display control unit 370 corresponds to, for example, a display control unit.
  • FIG. 10 shows a screen 400 that clearly indicates the control mode and receives an instruction to change the control mode.
  • the screen 400 is a screen provided in the remote controller 55, for example.
  • the screen 400 includes, for example, a character string indicating the current control mode, a character string inquiring whether to change the control mode, a button 410 that receives an instruction to change the control mode, and the control mode is not changed. And a button 420 for receiving an instruction to do so. If the button 410 is pressed when the control mode is the normal mode, the control mode is changed from the normal mode to the prefetch mode. On the other hand, when the button 410 is pressed when the control mode is the prefetch mode, the control mode is changed from the prefetch mode to the normal mode.
  • the screen 400 has a mode explicit function that clearly indicates the current control mode and a mode change function that accepts a change in the control mode.
  • the mode explicit function and the mode change function may be provided on separate screens.
  • the mode explicit function it is possible to inform the user which control mode the system is operating in.
  • the mode change function allows the user to switch the control mode.
  • a user is hard to grasp
  • the air conditioning control unit 330 increases the air conditioning capability as the amount of solar radiation indicated by the index information acquired by the index information acquiring unit 320 increases during cooling.
  • the air conditioning control unit 330 increases the air conditioning capacity as the amount of solar radiation indicated by the index information acquired by the index information acquiring unit 320 is smaller. That is, in the present embodiment, the air conditioning control unit 330 does not increase or decrease the air conditioning capacity according to the increase or decrease of the solar radiation amount, but adjusts the air conditioning capacity according to the current solar radiation amount.
  • the control at the start of the normal mode and the control at the start of the prefetch mode will be described.
  • the activation in the normal mode means that the control is started in the normal mode from the uncontrolled state.
  • activation of the prefetch mode means that control is started in the prefetch mode from an uncontrolled state.
  • FIG. 11A shows changes in the amount of solar radiation on a clear day. As shown in FIG. 11A, the amount of solar radiation increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock. Solar radiation hits the ground and heats the ground. The air in the outdoor space 72 is heated after a while after the ground is heated. Therefore, the outdoor temperature To in the outdoor space 72 changes with a delay from the amount of solar radiation.
  • FIG. 11B shows changes in the outside air temperature To on a clear day. As shown in FIG. 11 (b), the outside air temperature To changes later than the amount of solar radiation and reaches a peak around 13:00.
  • FIG. 11C shows the change in room temperature Ti on a clear day. As shown in FIG. 11 (c), the room temperature Ti changes later than the amount of solar radiation, and reaches a peak around 15:00.
  • the normal mode is activated at 16:00.
  • the air conditioning control unit 330 changes the air conditioning capability according to the difference between the room temperature Ti of the indoor space 71 and the set temperature Tm of the indoor space 71. More specifically, the air conditioning controller 330 increases the cooling capacity when the room temperature Ti is higher than the set temperature Tm during cooling, and decreases the cooling capacity when the room temperature Ti is lower than the set temperature Tm. On the other hand, at the time of heating, the air conditioning control unit 330 decreases the heating capacity when the room temperature Ti is higher than the set temperature Tm, and increases the heating capacity when the room temperature Ti is lower than the set temperature Tm. At this time, the air conditioning controller 330 changes the cooling capacity or the heating capacity greatly as the difference becomes larger so that the difference between the room temperature Ti and the set temperature Tm becomes smaller.
  • the set temperature Tm is a target temperature of the indoor space 71 to be maintained by air conditioning by the air conditioner 1.
  • FIG. 11D shows a change in cooling capacity when the cooling operation is started at 16:00 in the normal mode.
  • the air conditioning controller 330 starts operation with a large cooling capacity when the difference between the room temperature Ti of the indoor space 71 and the set temperature Tm of the indoor space 71 is large.
  • the room temperature Ti rapidly decreases.
  • the air conditioning control unit 330 decreases the cooling capacity as the room temperature Ti decreases, but the room temperature Ti falls below the set temperature Tm in time. Thereafter, the air conditioning control unit 330 slightly increases the cooling capacity, and the room temperature Ti is finally stabilized at the set temperature Tm.
  • the air conditioning control unit 330 controls the air conditioning capacity according to the temperature information acquired by the temperature information acquisition unit 310 without depending on the index information acquired by the index information acquisition unit 320. To do.
  • the air conditioning controller 330 starts operation with a larger air conditioning capacity as the difference between the room temperature Ti at the time of activation and the set temperature Tm increases. Electric power increases.
  • the air conditioning control unit 330 controls the air conditioning according to the index information acquired by the index information acquisition unit 320 as an index of the amount of solar radiation. More specifically, the air conditioning control unit 330 refers to information on the window temperature Tw that is index information acquired by the index information acquisition unit 320. And the air-conditioning control part 330 controls an air-conditioning capability according to the height of the window temperature Tw.
  • FIG. 12 (a) shows the change in solar radiation on a clear day.
  • the amount of solar radiation increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock.
  • FIG. 12B shows changes in the outside air temperature To on a clear day.
  • the outside air temperature To changes later than the amount of solar radiation and reaches a peak around 13:00.
  • solar radiation hits the window 75 of the house 3 and heats the window 75.
  • FIG. 12C shows a change in the window temperature Tw on a clear day. As shown in FIG.
  • the window temperature Tw increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock similarly to the amount of solar radiation.
  • the window temperature Tw changes in the same manner as the amount of solar radiation, it is a highly accurate index for estimating the amount of solar radiation.
  • the reason why the window temperature Tw has dropped sharply after 16:00 is that the cooling control was started at 16:00.
  • FIG. 12D shows the change in room temperature Ti on a clear day. As shown in FIG. 12D, the room temperature Ti changes later than the amount of solar radiation, and reaches a peak around 15:00.
  • the prefetch mode is activated at 16:00 will be described.
  • FIG. 12 (e) shows a change in cooling capacity when the cooling operation is started at 16:00 in the look-ahead mode.
  • the air conditioning control unit 330 determines the air conditioning capacity according to the height of the window temperature Tw. Specifically, during the cooling operation, the air conditioning control unit 330 increases the air conditioning capability as the window temperature Tw is higher, and decreases the air conditioning capability as the window temperature Tw is lower. On the other hand, during the heating operation, the air conditioning controller 330 decreases the air conditioning capacity as the window temperature Tw is higher, and increases the air conditioning capacity as the window temperature Tw is lower. Note that determining the air conditioning capacity according to the height of the window temperature Tw is basically synonymous with determining the air conditioning capacity according to the amount of solar radiation.
  • the air conditioning control unit 330 starts operation with a medium cooling capacity at 16:00. Thereafter, the air conditioning controller 330 decreases the cooling capacity as the room temperature Ti and the window temperature Tw decrease, and the room temperature Ti is stabilized at the set temperature Tm.
  • the air conditioning control unit 330 adjusts the air conditioning capacity according to the amount of solar radiation. Therefore, as shown in FIGS. 11C and 12D, the room temperature Ti in the look-ahead mode is maintained at a temperature closer to the set temperature Tm than the room temperature Ti in the normal mode. Therefore, in the pre-reading mode, it is possible to suppress unpleasantness by suppressing the cooling of the indoor space 71 as compared with the normal mode. Further, as shown in FIGS. 11D and 12E, the cooling capacity at the start-up in the look-ahead mode is smaller than the cooling capacity at the start-up in the normal mode. For this reason, the pre-reading mode is more efficient in operating the air conditioner 1 and consumes less power than the normal mode, thus saving power.
  • the room temperature Ti can be quickly cooled by increasing the cooling capacity at the start-up. Therefore, comfort can be improved in the look-ahead mode compared to the normal mode.
  • the look-ahead mode for example, when the cooling load decreases from daytime to night in the summer, it is possible to prevent the room temperature Ti from being excessively lowered by reducing the cooling capacity at the time of activation in advance. Therefore, comfort can be maintained and power consumption can be suppressed.
  • the look-ahead mode for example, when the heating load decreases from morning in the winter to noon, it is possible to prevent the room temperature Ti from rising excessively by reducing the heating capacity at the time of activation in advance.
  • the look-ahead mode for example, when the heating load increases from noon to night in winter, it is possible to prevent the room temperature Ti from decreasing by increasing the heating capacity at the time of activation in advance. Therefore, comfort can be improved in the look-ahead mode compared to the normal mode.
  • the learning unit 360 learns the thermal characteristics of the indoor space 71.
  • the thermal characteristic of the indoor space 71 is a property related to the heat of the indoor space 71.
  • FIG. 13 is a diagram for explaining the thermal load of the indoor space 71 during cooling.
  • Thermal loads include once-through loads, ventilation loads, internal heat generation, and solar radiation loads.
  • the once-through load is a heat load transmitted through the outer skin in accordance with a temperature difference ⁇ T between the outside air temperature To and the room temperature Ti.
  • the outer skin is a wall that separates the indoor space 71 from the outdoor space 72.
  • the ventilation load is a heat load caused by ventilation or air flow of draft air.
  • the ventilation load is proportional to the temperature difference ⁇ T.
  • the internal heat generation amount Qn is a heat load caused by lighting, home appliances, and humans existing in the indoor space 71.
  • the solar radiation load is a thermal load (hereinafter referred to as “first solar radiation load” where appropriate) that permeates the window glass and heats the room, and a heat load (hereinafter referred to as “first solar radiation load”) that is transmitted from the outer skin to the indoor space 71.
  • first solar radiation load a thermal load that permeates the window glass and heats the room
  • second solar radiation load a heat load that is transmitted from the outer skin to the indoor space 71.
  • second solar radiation load Appropriately referred to as “second solar radiation load”.
  • ⁇ is a coefficient indicating the heat insulation performance of the house 3. That is, ⁇ is basically a proportional coefficient related to the thermal load required in proportion to the temperature difference ⁇ T that is the difference between the outside air temperature To and the room temperature Ti.
  • the heat loads required in proportion to the temperature difference ⁇ T are a once-through load and a ventilation load.
  • ⁇ is theoretically estimated by the following equation (3) when ventilation load is not taken into consideration.
  • the unit of ⁇ is W (Watt) / K (Kelvin).
  • U A is the outer skin average thermal transmission coefficient.
  • the unit of U A is W / (m 2 ⁇ K).
  • A is the surface area of the skin. Units of A is m 2.
  • 1.000 is a coefficient corresponding to the once-through load, and 0.034 is a coefficient corresponding to the second solar radiation load.
  • ⁇ is obtained from actual values of various values using the above equation (2).
  • ⁇ U A ⁇ A ⁇ (1.000 + 0.034) (3)
  • ⁇ is a coefficient indicating the ease of solar radiation. That is, ⁇ is a proportional coefficient related to the thermal load required in proportion to the amount of solar radiation corresponding to the difference between the window temperature Tw and the room temperature Ti. The heat load required in proportion to the amount of solar radiation is the first solar radiation load. ⁇ is a value depending on the size of the window and the type of glass constituting the window.
  • the learning unit 360 refers to the history information 150 stored in the storage unit 102 and analyzes the relationship between the room temperature Ti, the window temperature Tw, the outside air temperature To, and the air conditioning capability. Then, the learning unit 360 estimates ⁇ , ⁇ , and Qn based on the analysis result.
  • FIG. 14A shows the relationship between the temperature difference ⁇ T and the air conditioning capability. As shown in FIG.
  • FIG. 14B shows a state in which the inclination of the approximate straight line varies depending on the heat insulation performance of the house 3.
  • the slope of L11 which is an approximate line obtained for the house 3 with poor heat insulation performance, is larger than the slope of L12, which is an approximate line obtained for the house 3 with good heat insulation performance.
  • FIG. 14C shows how the intercept of the approximate line varies depending on the internal heat generation amount Qn.
  • the intercept of L21 which is an approximate line obtained for the house 3 having a large internal heat generation amount Qn, is larger than the intercept of L22, which is an approximate line obtained for the house 3 having a small internal heat generation amount Qn.
  • the learning unit 360 refers to the history information 150 stored in the storage unit 102, and calculates ⁇ indicating the heat insulation performance and the internal heat generation amount Qn from the room temperature Ti, the window temperature Tw, the outside air temperature To, and the air conditioning capability. Ask.
  • learning unit 360 corresponds to data including temperature difference ⁇ T and air conditioning capability on a coordinate plane having a horizontal axis that is a coordinate axis representing temperature difference ⁇ T and a vertical axis that is a coordinate axis representing air conditioning capability.
  • the learning unit 360 determines that the data corresponding to the point to be plotted is data acquired when there is no solar radiation.
  • the learning unit 360 plots the data on the coordinate plane.
  • the learning unit 360 determines that the data corresponding to the point to be plotted is data acquired when there is solar radiation, the learning unit 360 does not plot this data on the coordinate plane.
  • the learning unit 360 plots the data acquired when there is no solar radiation among the data including the temperature difference ⁇ T and the air conditioning capability on the coordinate plane. For example, the learning unit 360 determines that there is no solar radiation when the window temperature Tw is lower than the room temperature Ti, and determines that there is solar radiation when the window temperature Tw is higher than the room temperature Ti. Alternatively, the learning unit 360 determines that there is no solar radiation when the amount of solar radiation indicated by the index information is smaller than a predetermined threshold, and determines that there is solar radiation when the amount of solar radiation is greater than this threshold.
  • the learning unit 360 only needs to be able to acquire the slope and intercept of an approximate line approximated by a point on the coordinate plane corresponding to the acquired data, and actually corresponds to the data acquired on some coordinate plane. Of course, it is not necessary to plot the points to be performed.
  • the point corresponding to the data acquired when the temperature difference ⁇ T is the same among the data including the amount of solar radiation and the air conditioning capacity. It is preferable to plot on a coordinate plane having a horizontal axis that is a coordinate axis that represents and a vertical axis that is a coordinate axis that represents air conditioning capability. In this case, the slope of the approximate straight line obtained from the points plotted on the coordinate plane is obtained as ⁇ representing the ease of entering solar radiation.
  • the amount of solar radiation basically corresponds to the difference between the window temperature Tw and the room temperature Ti.
  • the air conditioning capability to be exhibited is not stable.
  • the air conditioning capacity includes a portion for processing the heat capacity of the room, so that the apparent air conditioning capacity increases. Therefore, it is preferable to obtain an approximate line using data acquired when the room temperature Ti is stable. According to such a configuration, the heat insulating performance represented by the inclination and the internal heat generation amount Qn represented by the intercept are obtained with high accuracy.
  • the air conditioning capacity has sensible heat, latent heat and total heat.
  • Sensible heat is heat accompanied by a temperature change.
  • the latent heat is heat that accompanies a change in state and is heat that does not accompany a change in temperature.
  • Total heat is the sum of sensible heat and latent heat.
  • the air conditioning capability includes latent heat.
  • only the sensible heat component of the air conditioning capacity has a correlation with the temperature difference ⁇ T. Therefore, it is preferable to obtain data that plots the air conditioning capacity of the sensible heat in the air conditioning capacity.
  • the air conditioning capacity for sensible heat can be calculated by the ⁇ -NTU (Number of Transfer Unit) method.
  • the heat insulating performance represented by the inclination and the internal heat generation amount Qn represented by the intercept are obtained with high accuracy.
  • the total heat is represented by the following formula (5)
  • the sensible heat is represented by the following formula (6).
  • Total heat enthalpy efficiency, air density, air volume, (suction air enthalpy of indoor unit 13-saturated air enthalpy of piping temperature of indoor heat exchanger 25)
  • Sensible heat temperature efficiency, air density, air volume, (suction air temperature of indoor unit 13-piping temperature of indoor heat exchanger 25) (6)
  • FIG. 15 shows an example in which the region of the temperature difference ⁇ T is divided by a predetermined temperature range, and one representative data is obtained for each divided temperature range.
  • the representative data is, for example, data representing an average value of all data belonging to one category. The average value is obtained for each of the temperature difference ⁇ T and the air conditioning capability. Then, when L32 is obtained as an approximate line using the representative data obtained for each section, the slope of the approximate line and the accuracy of the intercept are improved.
  • FIG. 15 shows that the slope of L32 is larger than the slope of L31, and that the slope can be obtained more accurately by using representative data than by using all data.
  • FIG. 16 (a) shows the change in the amount of solar radiation on a clear day.
  • the amount of solar radiation increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock.
  • FIG. 16B shows changes in the window temperature Tw on a clear day.
  • the window temperature Tw increases from 6 o'clock to 12 o'clock and decreases from 12 o'clock to 18 o'clock, similarly to the amount of solar radiation.
  • FIG. 16C shows changes in the outside air temperature To on a clear day.
  • the outside air temperature To changes later than the amount of solar radiation and reaches a peak around 13:00.
  • FIG. 16 (d) shows the change in room temperature Ti on a clear day.
  • the room temperature Ti is maintained substantially the same as the set temperature Tm.
  • the thermal load Q is obtained by the equation (2).
  • ⁇ indicating heat insulation performance ⁇ indicating easiness of entering solar radiation
  • FIG. 16E shows changes in the thermal load Q.
  • the heat load Q gradually increases from 6 o'clock, and is 12:30, which is an intermediate between the peak of the window temperature Tw at 12:00 and the peak of the outside air temperature To at 13:00. It reaches its peak at around this time.
  • the learning unit 360 analyzes and discriminates the change tendency of the thermal load Q, for example, going back one hour from the current time in order to capture the long-term fluctuation of the thermal load Q. That is, the learning unit 360 analyzes and discriminates the change tendency of the heat load Q in the latest one hour.
  • the change tendency of the thermal load Q is a concept indicating how much the thermal load Q is increased, stabilized, or decreased.
  • the learning unit 360 estimates that the thermal load Q will continue to decrease in the future because the thermal load Q has been continuously reduced over a long period of time. And the air-conditioning control part 330 reduces an air-conditioning capability according to the fall of the thermal load Q. As a result, the room temperature Ti is maintained at the same level as the set temperature Tm, and excessive cooling is suppressed.
  • the air conditioning capacity has a strong correlation with the frequency of the compressor 21 (hereinafter referred to as “compressor frequency”).
  • FIG. 16 (f) shows changes in the compressor frequency.
  • the air conditioning controller 330 controls the compressor frequency to be lowered to reduce the air conditioning capacity in accordance with the prediction that the thermal load Q necessary for maintaining the room temperature Ti at the set temperature Tm will decrease.
  • the compressor 21 is controlled after the difference between the room temperature Ti and the set temperature Tm is opened. In such control, the comfort of the cooling due to overcooling or overheating due to heating is reduced. A decrease and an increase in power consumption occur.
  • the compressor 21 is appropriately controlled before the difference between the room temperature Ti and the set temperature Tm is opened. As a result, a decrease in comfort due to overcooling in cooling or overheating due to heating is suppressed, and power consumption is reduced.
  • the index information acquisition unit 320 acquires information indicating the surface temperature of the window 75 detected by the solar radiation detection unit 43, which is an infrared sensor, as index information indicating the amount of solar radiation.
  • the index information acquisition unit 320 may acquire information indicating the surface temperature of a place where the solar radiation near the window 75 is inserted, for example, as long as the solar radiation is received in the indoor space 71.
  • the index information acquisition unit 320 may acquire any information as the index information as long as it is highly related to the solar radiation amount and is information that directly or indirectly indicates the solar radiation amount.
  • a temperature sensor is installed in a place that receives solar radiation in the indoor space 71, and the index information acquisition unit 320 acquires, as index information, temperature information indicating the room temperature of the place that receives solar radiation detected by the temperature sensor. May be.
  • the index information acquisition unit 320 estimates that the amount of solar radiation is larger as the room temperature of the place where the solar radiation is received is higher.
  • an illuminance sensor may be installed in the indoor space 71, and the index information acquisition unit 320 may acquire illuminance information indicating the illuminance of the indoor space 71 detected by the illuminance sensor as the index information.
  • the index information acquisition unit 320 estimates that the greater the illuminance of the indoor space 71, the greater the amount of solar radiation. Further, a camera is installed in the indoor space 71, and the index information acquisition unit 320 may acquire image information indicating a visible image of the indoor space 71 taken by the camera as the index information. In this case, the index information acquisition unit 320 analyzes the visible image to determine whether the indoor space 71 is bright or dark, and estimates that the brighter the indoor space 71 is, the greater the amount of solar radiation.
  • the index information acquisition unit 320 may acquire information on the amount of power generated by the photovoltaic power generation facility as an index information via an external communication network.
  • the solar power generation facility may be installed in the house 3 or may be installed in a place different from the house 3.
  • the index information acquisition unit 320 estimates that the greater the amount of power generated by the solar power generation facility, the greater the amount of solar radiation.
  • the index information acquisition unit 320 may acquire information indicating weather data as an index information via an external communication network, and may acquire information on the amount of solar radiation in an area including the house 3 from the weather data.
  • the temperature detection unit 41 and the solar radiation detection unit 43 are installed in the indoor unit 13.
  • the temperature detection unit 41 and the solar radiation detection unit 43 may be installed anywhere as long as the target temperature and solar radiation amount can be detected.
  • the air conditioner 1 includes one outdoor unit 11 and one indoor unit 13.
  • the air conditioner 1 may include one outdoor unit 11 and a plurality of indoor units 13.
  • the air conditioner 1 includes one outdoor unit 11, a relay unit (not shown), a check valve (not shown), and a plurality of indoor units 13, and the indoor unit 13 to be cooled and the indoor room to be heated. It may be one that can be operated in combination with the machine 13.
  • the position where the outdoor unit 11 and the indoor unit 13 are installed is not particularly limited. Moreover, the outdoor unit 11 and the indoor unit 13 may be installed in the position away from each other. For example, the outdoor unit 11 may be installed on the roof of a building (not shown), and the indoor unit 13 may be installed behind the ceiling.
  • the outdoor unit control unit 51 includes the temperature information acquisition unit 310, the index information acquisition unit 320, the air conditioning control unit 330, the determination unit 340, the information update unit 350, the learning unit 360, And functioned as a control device for controlling the air conditioner 1.
  • some or all of these functions may be provided in the indoor unit control unit 53 or may be provided in a device outside the air conditioner 1.
  • the control device 100 connected to the air conditioner 1 via the communication network N includes the temperature information acquisition unit 310, the index The information acquisition part 320, the air-conditioning control part 330, the determination part 340, the information update part 350, and the learning part 360 may be provided.
  • the communication network N may be a home network conforming to ECHONET Lite
  • the control device 100 may be a HEMS (Home Energy Management System) controller that manages power in the house 3.
  • the communication network N may be a wide area network such as the Internet
  • the control device 100 may be a server that controls the air conditioner 1 from outside the house 3.
  • the air conditioning system S may include a plurality of air conditioning devices 1 as objects to be controlled by the control device 100.
  • the number of air conditioners 1 is not limited.
  • the control target of the control device 100 may be a device having a refrigeration cycle, such as the air conditioner 1, and its detailed configuration is not limited.
  • the device in which the instruction receiving unit 44 and the display unit 45 are provided is not limited to the remote controller 55, and may be provided in the outdoor unit 11, the indoor unit 13, or the control device 100, for example.
  • the air-conditioning control unit 330 responds to the index information acquired by the index information acquisition unit 320 without depending on the change of the temperature information acquired by the temperature information acquisition unit 310 in the look-ahead mode.
  • Control air conditioning capacity controls the air conditioning capacity in accordance with both the temperature information acquired by the temperature information acquisition unit 310 and the index information acquired by the index information acquisition unit 320 in the prefetch mode. Also good.
  • the air conditioning control unit 330 refers to the temperature information while controlling the air conditioning capacity according to the index information, and responds to the difference so that the difference between the room temperature Ti and the set temperature Tm is reduced.
  • the air conditioning capacity may be controlled.
  • the air conditioning control unit 330 may change the air conditioning capability by changing the set temperature Tm when controlling the air conditioning capability according to the difference between the room temperature Ti and the set temperature Tm. For example, in the look-ahead mode, the air conditioning control unit 330 decreases the set temperature Tm according to an increase in the amount of solar radiation and increases the set temperature Tm according to a decrease in the amount of solar radiation, both during cooling and during heating. Further, in the normal mode, the air conditioning control unit 330 reduces the set temperature Tm when the room temperature Ti is higher than the set temperature Tm during cooling and heating, and lowers the set temperature Tm when the room temperature Ti is lower than the set temperature Tm. To raise.
  • the air conditioner 1 When the set temperature Tm is changed, the air conditioner 1 performs control so that the room temperature Ti approaches the set temperature Tm after the change. Therefore, the air conditioning capability can be indirectly controlled by intentionally increasing / decreasing the difference between the room temperature Ti and the set temperature Tm. Since the change of the set temperature Tm can be executed more easily than directly controlling the air conditioning means of the air conditioner 1, convenience is improved. In particular, when the control device 100 controls the air conditioner 1 from the outside via the communication network N, a command can be sent to the air conditioner 1 regardless of the manufacturer if the set temperature Tm is changed. Ability can be controlled.
  • the house 3 has been described as an example of the target on which the air conditioner 1 is installed.
  • the target on which the air conditioner 1 is installed may be an apartment house, an office building, a facility, a factory, or the like.
  • the space to be air-conditioned is not limited to a room in the house 3, but may be any space as long as it is air-conditioned by the air conditioner 1.
  • the CPU executes a program stored in the ROM or the storage unit 102, whereby the temperature information acquisition unit 310, the index information acquisition unit 320, the air conditioning control unit 330, The determination unit 340, the information update unit 350, and the learning unit 360 functioned.
  • the control unit 101 may be dedicated hardware.
  • the dedicated hardware is, for example, a single circuit, a composite circuit, a programmed processor, an ASIC (Application Specific Integrated ⁇ Circuit), an FPGA (Field-Programmable Gate Array), or a combination thereof.
  • the functions of the respective units may be realized by individual hardware, or the functions of the respective units may be collectively realized by a single hardware.
  • each unit may be realized by dedicated hardware, and the other part may be realized by software or firmware.
  • the control unit 101 can realize the above-described functions by hardware, software, firmware, or a combination thereof.
  • the computer By applying a program that defines the operation of the outdoor unit control unit 51 or the control device 100 according to the present invention to an existing computer such as a personal computer or an information terminal device, the computer is used as the outdoor unit control unit according to the present invention. It is also possible to function as 51 or the control device 100.
  • a program distribution method is arbitrary.
  • a computer-readable record such as a CD-ROM (Compact Disk ROM), a DVD (Digital Versatile Disk), an MO (Magneto Optical Disk), or a memory card. It may be distributed by being stored in a medium or distributed via a communication network such as the Internet.
  • the present invention is applicable to an air conditioner.
  • 1 air conditioner, 3 house, 11 outdoor unit, 13 indoor unit, 21 compressor, 22 four-way valve, 23 outdoor heat exchanger, 24 expansion valve, 25 indoor heat exchanger, 31 outdoor blower, 33 indoor blower, 41 temperature detection Unit, 43 solar radiation detection unit, 44 instruction reception unit, 45 display unit, 51 outdoor unit control unit, 53 indoor unit control unit, 55 remote controller, 61 refrigerant piping, 63 communication line, 71 indoor space, 72 outdoor space, 75 window , 100 control device, 101 control unit, 102 storage unit, 103 timing unit, 104 communication unit, 109 bus, 150 history information, 310 temperature information acquisition unit, 320 index information acquisition unit, 330 air conditioning control unit, 340 determination unit, 350 Information update unit, 360 learning unit, 370 display control unit, 400 screen, 410, 420 button , N communication network, S air-conditioning system

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

L'invention concerne un dispositif de climatisation pour climatiser un espace à climatiser, une unité d'acquisition d'informations de température (310) acquérant des informations de température pour l'espace à climatiser, et une unité d'acquisition d'informations d'indice (320) acquérant des informations d'indice indiquant la quantité d'insolation. Une unité de commande de climatisation (330) commande la capacité de climatisation conformément à des informations d'indice acquises par l'unité d'acquisition d'informations d'indice (320), et lorsqu'une condition spécifique a été satisfaite, l'unité de commande de climatisation (330) commande la capacité de climatisation conformément à des informations de température acquises par l'unité d'acquisition d'informations de température (310).
PCT/JP2018/015041 2017-04-10 2018-04-10 Dispositif de climatisation, dispositif de commande, procédé de climatisation et programme Ceased WO2018190334A1 (fr)

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JP2020165645A (ja) * 2019-03-29 2020-10-08 ミツビシ・エレクトリック・アールアンドディー・センター・ヨーロッパ・ビーヴィＭｉｔｓｕｂｉｓｈｉ Ｅｌｅｃｔｒｉｃ Ｒ＆Ｄ Ｃｅｎｔｒｅ Ｅｕｒｏｐｅ Ｂ．Ｖ． ヒートポンプシステムを動作させる方法、ヒートポンプシステムおよびｈｖａｃシステム
JP2021116937A (ja) * 2020-01-22 2021-08-10 三菱電機株式会社 空調システム制御装置
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JP2020067270A (ja) * 2018-10-23 2020-04-30 富士通株式会社 空調制御プログラム、空調制御方法および空調制御装置
WO2020203849A1 (fr) * 2019-03-29 2020-10-08 日立ジョンソンコントロールズ空調株式会社 Commande de prédiction de cycle de réfrigération
JP2020165645A (ja) * 2019-03-29 2020-10-08 ミツビシ・エレクトリック・アールアンドディー・センター・ヨーロッパ・ビーヴィＭｉｔｓｕｂｉｓｈｉ Ｅｌｅｃｔｒｉｃ Ｒ＆Ｄ Ｃｅｎｔｒｅ Ｅｕｒｏｐｅ Ｂ．Ｖ． ヒートポンプシステムを動作させる方法、ヒートポンプシステムおよびｈｖａｃシステム
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JP7561509B2 (ja) 2019-03-29 2024-10-04 ミツビシ・エレクトリック・アールアンドディー・センター・ヨーロッパ・ビーヴィ ヒートポンプシステムを動作させる方法、ヒートポンプシステムおよびｈｖａｃシステム
JP2021116937A (ja) * 2020-01-22 2021-08-10 三菱電機株式会社 空調システム制御装置
JP7531279B2 (ja) 2020-01-22 2024-08-09 三菱電機株式会社 空調システム制御装置
CN113558455A (zh) * 2021-06-28 2021-10-29 青岛海尔空调器有限总公司 用于控制窗帘的方法及装置、服务器
CN115111733A (zh) * 2022-06-14 2022-09-27 青岛海尔空调器有限总公司 空调器的控制方法、装置及空调器
WO2024184954A1 (fr) * 2023-03-03 2024-09-12 日本キヤリア株式会社 Dispositif de commande de climatiseur, procédé de commande et système de commande de climatiseur

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