WO2022075131A1 - Climatiseur et procédé de commande de climatiseur - Google Patents

Climatiseur et procédé de commande de climatiseur Download PDF

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Publication number
WO2022075131A1
WO2022075131A1 PCT/JP2021/035768 JP2021035768W WO2022075131A1 WO 2022075131 A1 WO2022075131 A1 WO 2022075131A1 JP 2021035768 W JP2021035768 W JP 2021035768W WO 2022075131 A1 WO2022075131 A1 WO 2022075131A1
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WIPO (PCT)
Prior art keywords
time
unit
air
air conditioner
time zone
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PCT/JP2021/035768
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English (en)
Japanese (ja)
Inventor
伸悟 中嶋
健輝 山崎
大介 近藤
貴司 中川
亮 加藤
Original Assignee
パナソニックＩｐマネジメント株式会社
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Publication of WO2022075131A1 publication Critical patent/WO2022075131A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/20—Sunlight
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Definitions

  • This disclosure relates to an air conditioner and a control method for the air conditioner.
  • the server device calculates the future indoor air quality predicted value based on the future outdoor air quality information acquired from an external information source, and further, the air cleaning operation time is calculated from the calculated indoor air quality predicted value.
  • an air conditioning system in which a controller that calculates and controls the air conditioner controls the operation of the air conditioner according to the air cleanup operation time calculated by the server device.
  • the air conditioner in the present disclosure includes an outdoor unit, an indoor unit provided with an air purifying device for purifying air, and a control device for controlling the outdoor unit and the indoor unit.
  • the control device has a time acquisition unit for acquiring a time or a time zone, a determination unit for determining whether or not the time or time zone acquired by the time acquisition unit is included in a preset operation time zone, and a determination unit. It is provided with an operation control unit for operating the air purifying device when it is determined that the time or time zone acquired by the time acquisition unit is included in the operation time zone.
  • the control method of the air conditioner in the present disclosure is a control method of an air conditioner including an outdoor unit, an indoor unit provided with an air purifying device for purifying air, and a control device for controlling the outdoor unit and the indoor unit.
  • the time acquisition step for acquiring the time or time zone
  • the determination step for determining whether or not the time or time zone acquired by the time acquisition step is included in the preset operation time zone, and the time by the determination step. It has an operation step for operating the air purifying device when it is determined that the time or time zone acquired by the acquisition step is included in the operation time zone.
  • FIG. 1 is a diagram showing a measurement result of PM2.5.
  • FIG. 2 is a diagram schematically showing the internal configuration of the indoor unit as seen from the right side of the air conditioner of the first embodiment.
  • FIG. 3 is a block diagram showing the configuration of the air conditioner according to the first embodiment.
  • FIG. 4 is a flowchart showing the operation of the control device of the air conditioner according to the first embodiment.
  • FIG. 5 is a block diagram showing the configuration of the air conditioner according to the second embodiment.
  • FIG. 6 is a flowchart showing the operation of the control device of the air conditioner according to the second embodiment.
  • the technique of purifying the indoor air by an air conditioner is the future that the server device acquired from an external information source as disclosed in Patent Document 1.
  • the server device calculates the future indoor air quality predicted value based on the outdoor air quality information, calculates the air cleaning operation time from the calculated indoor air quality predicted value, and controls the air conditioner.
  • the situation was that the operation of the air conditioner was controlled according to the air cleaning operation time. For this reason, it has been common in the industry for air conditioners to operate depending on information provided by an external device.
  • FIG. 1 is a diagram showing changes in PM2.5 concentration over a certain period of 4 days in Vietnam.
  • the inventors of the present disclosure set the time zone in which the concentration of PM2.5 is high as the operating time zone of the air conditioner, using the hint that there is regularity in the change in the concentration of PM2.5 in one day.
  • the air conditioner By operating the air conditioner during this operating time, I got the idea of reducing the concentration of fine particles in the room.
  • the inventors have discovered that it is necessary to acquire the time in order to realize this idea, and have come to construct the subject matter of the present disclosure in order to solve the problem.
  • FIG. 2 is a diagram schematically showing the internal configuration of the indoor unit 100 as seen from the right side in the left-right direction of the air conditioner 1A of the first embodiment.
  • FIG. 3 is a block diagram showing the configuration of the air conditioner 1A of the first embodiment.
  • the air conditioner 1A includes an outdoor unit 10 (not shown in FIG. 2) and an indoor unit 100.
  • the outdoor unit 10 and the indoor unit 100 are connected by a refrigerant pipe (not shown).
  • the outdoor unit 10 is arranged outdoors, and the indoor unit 100 is arranged in an indoor space to be cooled or heated.
  • the outdoor unit 10 includes a compressor 11, an outdoor fan 12, an outdoor heat exchanger 13, and the like.
  • the indoor unit 100 includes an indoor heat exchanger 104, an indoor fan 105, and the like.
  • a suction port 121 and an outlet 125 are formed in the housing 2 of the indoor unit 100.
  • the suction port 121 is formed on the upper surface of the housing 2, and the air outlet 125 is formed on the lower surface of the housing 2.
  • the rear surface of the housing 2 is attached to the wall surface. Further, inside the housing 2, an indoor fan 105 for sucking air Ar into the inside of the housing 2 from the suction port 121, and an indoor heat exchanger 104 for heat exchange with the air Ar sucked from the suction port 121. Is provided.
  • the indoor unit 100 is equipped with an ozone and ion generator 111, an electrostatic atomizer 113, and an air purifier 110 including an air purifier filter 115.
  • the ozone and ion generator 111 includes a discharge electrode and a counter electrode.
  • the ozone and ion generator 111 oxidizes oxygen molecules in the air by electric discharge to generate ozone, and also generates positive ions and negative ions by electric discharge, and releases them into the air as ion wind.
  • the ionic wind generated by applying a direct current potential between the discharge electrode and the counter electrode becomes an air flow blown from the discharge electrode toward the counter electrode. Therefore, the negative ion molecules can be discharged from the discharge electrode toward the counter electrode by the ion wind containing the negative ion molecules.
  • the electrostatic atomizer 113 is provided in, for example, the rear guider 4 that guides the flow of air sucked into the housing 2 by the suction port 121.
  • the electrostatic atomizer 113 includes a discharge unit and a power supply circuit.
  • the discharge unit discharges to the supplied water to generate a mist containing charged fine particle water.
  • the power supply circuit generates a high voltage applied to the discharge section. Illustration of the discharge part and the power supply circuit is omitted.
  • the electrostatic atomizer 113 generates mist containing charged fine particle water to suppress viruses, molds, substances causing allergies, bacteria and the like in the air, and deodorizes the air.
  • the charged fine particle water contains active ingredients such as radicals that exert sterilizing action and deodorizing action.
  • the air purifying device 110 includes a power source (not shown) such as a motor for advancing and retreating the air purifying filter 115.
  • the air purifying filter 115 advances and retreats between the air purifying position covering the suction port 121 of the indoor unit 100 and the standby position housed in the indoor unit 100 by the power source.
  • the air purifying filter 115 When the air purifying filter 115 is placed in the air purifying position, fine particles such as mold, bacteria, allergens, pollen, PM2.5, and dust in the indoor air toward the suction port 121 by the rotation of the indoor fan 105 are air purified. It is collected by the filter 115 and the indoor air is purified. Then, the purified indoor air returns to the room as an air flow Af through the suction port 121, the filter 123, the indoor heat exchanger 104, and the air outlet 125. As a result, the air quality of the indoor air is improved.
  • the air purifying filter 115 stands by at a standby position housed in the indoor unit 100.
  • the indoor air Ar flows into the indoor unit 100 as it is through the suction port 121. Further, the air purification can be performed even when the air conditioning is stopped, that is, when the compressor 11 is stopped, as long as the indoor fan 105 is rotating.
  • the outdoor unit 10 includes a compressor 11, an outdoor fan 12, an outdoor heat exchanger 13, a four-way valve 14, an expansion valve 15, and an outdoor sensor unit 16.
  • the indoor unit 100 includes an indoor heat exchanger 104, an indoor fan 105, upper and lower louvers 106, and left and right louvers 107.
  • the compressor 11, the outdoor heat exchanger 13, the four-way valve 14, and the expansion valve 15 provided in the outdoor unit 10 and the indoor heat exchanger 104 provided in the indoor unit 100 form a refrigeration cycle circuit.
  • the four-way valve 14 is controlled by the control device 130, and switches the flow direction of the refrigerant in the refrigeration cycle circuit between the cooling operation and the heating operation.
  • the expansion valve 15 decompresses the high-pressure refrigerant of the refrigerating cycle circuit radiated by the outdoor heat exchanger 13 to the low pressure of the refrigerating cycle circuit during the cooling operation or the dehumidifying operation. Further, the expansion valve 15 decompresses the high-pressure refrigerant of the refrigeration cycle circuit radiated by the indoor heat exchanger 104 to the low pressure of the refrigeration cycle circuit during the heating operation.
  • the indoor fan 105 is driven by a motor (not shown) to supply air in the interior space to the indoor heat exchanger 104.
  • the rotation speed of the indoor fan 105 is controlled by the control device 130. By controlling the rotation speed of the indoor fan 105, the amount of air supplied to the indoor heat exchanger 104 is adjusted.
  • the vertical louver 106 controls the vertical direction of the wind blown from the indoor unit 100.
  • the left and right louvers 107 control the direction of the wind blown from the indoor unit 100 in the left-right direction.
  • the air conditioning operation performed by the air conditioner 1A includes a cooling operation, a heating operation, and a dehumidifying operation.
  • the outdoor unit 10 includes an outdoor sensor unit 16 including an ultraviolet sensor 16A.
  • the indoor unit 100 includes an infrared signal receiving unit 101, a short-range wireless communication unit 102, a communication unit 103, an indoor sensor unit 108, an air purifying device 110, and a control device 130.
  • the ultraviolet sensor 16A is a sensor that detects the amount of ultraviolet rays outdoors.
  • the infrared signal receiving unit 101 receives an infrared signal output from the remote controller 5 when the remote controller 5 is operated by the user.
  • the infrared signal output by the remote controller 5 includes information indicating an operation accepted by the remote controller 5 and time information indicating a time.
  • the infrared signal receiving unit 101 receives the infrared signal, it extracts information indicating an operation and time information from the received infrared signal, and outputs information indicating the extracted operation and time information to the control device 130.
  • the short-range wireless communication unit 102 exchanges data with an external device by short-range wireless communication.
  • the external device includes, for example, a wearable device worn on the user's body, a smartphone, and the like.
  • the short-range wireless communication unit 102 of the present embodiment acquires the biometric information of the user from a wearable device or an external device such as a smartphone.
  • the communication unit 103 performs wireless communication based on a predetermined wireless communication standard, and performs data communication with a device connected to a network NW such as the Internet.
  • the network NW may be configured to include, for example, the Internet, a mobile communication network, a wide area network such as WAN (Wide Area Network), or may be configured by a private network such as an intranet or LAN (Local Area Network). ..
  • a ventilation fan 300 arranged indoors together with the indoor unit 100 and an external device 200 are connected to the network NW of the present embodiment. Further, in the present embodiment, a case where the communication unit 103 performs data communication with the external device 200 and the ventilation fan 300 by wireless communication will be described.
  • the air conditioner 1A may be configured to be connected to the network NW by a wired connection using a cable such as a LAN cable.
  • the indoor sensor unit 108 includes an air quality sensor 108A, a temperature sensor 108B, a motion sensor 108C, and a solar radiation sensor 108D.
  • the air quality sensor 108A is a sensor that measures the concentration of fine particles in a room.
  • the air quality sensor 108A is a PM2.5 sensor that measures the concentration of PM2.5 which is a fine particle will be described.
  • the air quality sensor 108A may be a bacterial sensor, an allergic substance sensor, a pollen sensor, a dust sensor, or the like.
  • the temperature sensor 108B is a sensor that detects the temperature of the indoor air taken into the indoor unit 100 from an opening (not shown) provided in the indoor unit 100.
  • the motion sensor 108C detects the presence or absence of a person in the indoor space by changing the amount of infrared rays.
  • the motion sensor 108C is composed of a pyroelectric element type infrared sensor that detects infrared rays radiated from the human body.
  • the solar radiation sensor 108D is a sensor that detects the amount of solar radiation applied to the air-conditioned space.
  • the control device 130 is a computer device including a memory 133 and a processor 150.
  • the memory 133 includes semiconductor memories such as ROM (Read only memory) and RAM (Random Access Memory), and auxiliary storage devices such as HDD (Hard Disk Drive) and SSD (Solid State Drive).
  • the memory 133 stores the sensor data measured by the control program 141 executed by the processor 150, the outdoor sensor unit 16, and the sensor of the indoor sensor unit 108.
  • the processor 150 is composed of a CPU (Central Processing Unit), a microcontroller equipped with a CPU (Micro Controller Unit), or a microcontroller such as an MPU (Micro Processing Unit). Further, the control device 130 may be realized by an integrated circuit such as an ASIC (Application Specific Integrated Circuit) or an FPGA (Field Programmable Gate Array).
  • ASIC Application Specific Integrated Circuit
  • FPGA Field Programmable Gate Array
  • the control device 130 includes a time acquisition unit 151, a determination unit 153, and an operation control unit 155 as functional blocks. These functional blocks indicate the functions included in the control device 130, and are realized by the processor 150 executing the control program 141 stored in the memory 133.
  • the time acquisition unit 151 acquires the time.
  • the time acquisition unit 151 of the first embodiment may control the communication unit 103 to connect to the network NW and acquire the time from the external device 200 connected to the network NW. Further, the time acquisition unit 151 may control the short-range wireless communication unit 102 to acquire the time from another device such as a television or a refrigerator installed in the room.
  • the determination unit 153 determines whether or not the time acquired by the time acquisition unit 151 is included in the preset operation time zone.
  • the operating time zone is set to a time zone in which the amount of fine particles in the air in the room is expected to increase from a preset reference value.
  • the operating time zone may be set before a predetermined time before the time zone in which the amount of fine particles in the air is expected to increase from a preset reference value.
  • the air purifying device 110 can be operated in advance in anticipation of an increase in the amount of fine particles, and the indoor air quality can be kept in a higher quality state.
  • the determination unit 153 outputs an instruction to the operation control unit 155 so that the air purifying device 110 performs the air cleaning operation.
  • the operation control unit 155 operates the air purifier 110 according to the instruction of the determination unit 153.
  • the operation control unit 155 executes an air cleaning operation on the air cleaning device 110 by operating at least one of the ozone and ion generator 111, the electrostatic atomizing device 113, and the air cleaning filter 115 included in the air cleaning device 110. Let me. Further, the operation control unit 155 may execute the air cleaning operation by dehumidifying the refrigerant cycle circuit. Further, the operation control unit 155 may output an operation instruction to the ventilation fan 300 connected to the network NW via the communication unit 103.
  • the operation by the ozone and ion generator 111, the electrostatic atomizer 113, and the air cleaning filter 115, the operation of the dehumidifying operation, and the ventilation operation by the ventilation fan 300, which are controlled by the operation control unit 155, are collectively referred to as the cleaning function below. That is.
  • the electrostatic atomizer 113 has the highest priority for operating the operation control unit 155 during the air cleaning operation, and hereinafter, the ozone and ion generator 111, the air cleaning filter 115, and the like.
  • the order is dehumidification operation and ventilation operation by the ventilation fan 300.
  • the operation control unit 155 may change the cleaning function to be operated based on the air quality measured by the air quality sensor 108A. For example, when the fine particle concentration measured by the air quality sensor 108A is equal to or higher than the reference value, the electrostatic atomizer 113 having the highest priority is operated, and when the fine particle concentration is higher, the electrostatic atomizer 113 is added.
  • the ozone-ion generator 111 may be operated.
  • a cleaning function may be added to operate as the concentration of fine particles increases.
  • the operation control unit 155 may divide the operation time zone into a plurality of periods and change the cleaning function to operate in each of the divided periods. For example, in the period divided into a plurality of periods in which the concentration of fine particles is expected to be the highest, a plurality of cleaning functions are operated, and in the other period, only the electrostatic atomizer 113 having the highest priority is used. It may be operated.
  • the operation control unit 155 operates the cleaning function for a certain period of time not only when an instruction is input from the determination unit 153 but also when the fine particle concentration measured by the air quality sensor 108A is equal to or higher than the reference value.
  • the reference value of the fine particle concentration is set to, for example, 35 ⁇ g / m 3 .
  • FIG. 4 is a flowchart showing the operation of the control device 130. The operation of the control device 130 according to the present embodiment will be described with reference to the flowchart shown in FIG.
  • the control device 130 executes a time acquisition step for acquiring time information (step S1). For example, when the remote controller 5 receives an operation of a user who turns on the power of the air conditioner 1A, the remote controller 5 transmits an operation signal including information indicating the accepted operation and time information to the air conditioner 1A. When the control device 130 receives the operation signal, the control device 130 acquires the time information included in the received operation signal. The control device 130 may access the network NW via the communication unit 103 and acquire time information from the external device 200 connected to the network NW.
  • the control device 130 executes a determination step of determining whether or not the current time indicated by the acquired time information is included in the preset operation time zone (step S2).
  • This operating time zone is set to a time zone in which the concentration of fine particles such as PM2.5 is predicted to be higher than a preset reference value.
  • the control device 130 causes the air purifying device 110 to execute an operation step instructing the start of the air cleaning operation (step S3).
  • the control device 130 may start the dehumidifying operation in the refrigerant cycle circuit, or may transmit a signal for operating the ventilation fan 300 by the communication unit 103 (step S3).
  • the control device 130 causes the air purifying device 110 to perform an air cleaning operation by operating at least one of the ozone and ion generating device 111, the electrostatic atomizing device 113, or the air cleaning filter 115 included in the air purifying device 110. ..
  • the control device 130 may execute the air cleaning operation by dehumidifying the refrigerant cycle circuit or operating the ventilation fan 300.
  • control device 130 resets the counter (step S4) and causes the counter to start counting (step S5). Then, the control device 130 acquires the count value of the counter (step S6). Based on the acquired count value, the control device 130 determines whether or not the elapsed time from the start of the air cleaning operation or the dehumidifying operation is equal to or longer than the preset set time (step S7).
  • step S7 / NO If the elapsed time from the start of the air cleaning operation or the dehumidifying operation is not equal to or longer than the preset set time (step S7 / NO), the control device 130 returns to the process of step S6. Further, when the control device 130 determines that the elapsed time from the start of the air cleaning operation or the dehumidifying operation is equal to or longer than the preset set time (step S7 / YES), the air purifying device 110 is informed of the air cleaning. Instruct to stop the operation (step S8). Alternatively, the control device 130 instructs to stop the dehumidifying operation (step S8).
  • step S2 when it is determined that the current time indicated by the acquired time information is not included in the preset operating time zone (step S2 / NO), the control device 130 is the air quality sensor 108A. Get the sensor data of. The control device 130 determines whether or not the concentration of PM2.5 indicated by the acquired sensor data is equal to or higher than the reference value (step S10).
  • the reference value is set to, for example, 35 ⁇ g / m 3 .
  • the control device 130 instructs the air purifying device 110 to start the air cleaning operation (step S11).
  • the control device 130 may start the dehumidifying operation in the refrigerant cycle circuit, or may transmit a signal for operating the ventilation fan 300 by the communication unit 103 (step S11).
  • the control device 130 resets the count value of the counter (step S12) and starts counting the counter (step S13).
  • the control device 130 acquires the sensor data of the air quality sensor 108A (step S14).
  • the control device 130 determines whether or not the concentration of PM2.5 indicated by the sensor data is equal to or higher than the reference value (step S15).
  • the control device 130 instructs the air purifying device 110 to stop the air cleaning operation (step S8).
  • the control device 130 instructs the refrigerant cycle circuit to stop the dehumidifying operation.
  • the control device 130 acquires the count value of the counter (step S16). Based on the acquired count value, the control device 130 determines whether or not a set time or more has elapsed since the air purifying device 110 started the air cleaning operation in step S11 (step S17). Alternatively, the control device 130 determines whether or not a set time has elapsed since the refrigerant cycle circuit was started to dehumidify (step S17).
  • step S17 / YES When the set time or more has elapsed from the start of the air cleaning operation or the dehumidifying operation (step S17 / YES), the control device 130 instructs the air cleaning device 110 to stop the air cleaning operation (step S8). Alternatively, the control device 130 instructs the refrigerant cycle circuit to stop the dehumidifying operation (step S8). If the set time has not elapsed since the start of the air cleaning operation (step S17 / NO), the control device 130 returns to the process of step S14 and acquires the sensor data of the air quality sensor 108A again.
  • the control device 130 When the concentration of PM2.5 indicated by the sensor data acquired in step S9 is not equal to or higher than the reference value (step S10 / NO), the control device 130 resets the counter count value (step S18), and the counter counts. Is started (step S19). Then, the control device 130 acquires the count value of the counter (step S20). The control device 130 calculates the current time based on the time information acquired in step S1 and the acquired count value, and determines whether or not the calculated time is included in the operation time zone ( Step S21).
  • step S21 When the calculated time is included in the operating time zone (step S21 / YES), the control device 130 transitions to step S3 and instructs the air purifying device 110 to start the air cleaning operation (step S3). Alternatively, the control device 130 causes the refrigerant cycle circuit to start the dehumidifying operation (step S3).
  • step S21 / NO the control device 130 determines whether or not the time information is interrupted and acquired from the remote control 5 (step S22). When the remote controller 5 receives an operation of a user who changes the temperature setting of the air conditioner 1A, the remote controller 5 transmits an operation signal including information indicating the accepted operation and time information to the air conditioner 1A.
  • step S2 When the control device 130 has not acquired the time information by interruption (step S22 / NO), the control device 130 returns to the process of step S9, acquires the sensor data of the air quality sensor 108A, and the concentration of PM2.5 indicated by the acquired sensor data. And the reference value (step S10). Further, when the time information is interrupt-acquired (step S22 / YES), the control device 130 returns to step S2 and determines whether or not the current time is included in the operating time zone based on the interrupt-acquired time information. (Step S2).
  • the air conditioner 1A includes an outdoor unit 10, an indoor unit 100 including an air purifying device 110 for purifying air, and a control device 130 for controlling the outdoor unit 10 and the indoor unit 100. ..
  • the control device 130 includes a time acquisition unit 151, a determination unit 153, and an operation control unit 155.
  • the time acquisition unit 151 acquires the time.
  • the determination unit 153 determines whether or not the time acquired by the time acquisition unit 151 is included in the preset operation time zone.
  • the operation control unit 155 causes the air purifying device 110 to execute the air cleaning operation when the determination unit 153 determines that the time acquired by the time acquisition unit 151 is included in the preset operation time zone.
  • the air conditioner 1A can be operated in the operating time zone and the indoor air quality can be improved by setting the time zone in which the concentration of the fine particles is high as the operating time zone in advance.
  • the time acquisition unit 151 may receive an infrared signal transmitted from the remote controller 5 that operates the air conditioner 1A, and may acquire the time included in the received infrared signal. As a result, when the remote controller 5 is operated by the user, the time can be acquired together with the operation information of the remote controller 5, and the air conditioner 1A can be operated in a preset operation time zone.
  • the time acquisition unit 151 may connect to the network NW to which the external device 200 is connected and acquire the time by data communication with the external device 200. As a result, the time can be acquired by data communication with the external device 200, and the air conditioner 1A can be operated in a preset operating time zone.
  • the time acquisition unit 151 may acquire the sensor data of the indoor sensor unit 108 mounted on the air conditioner 1A.
  • the determination unit 153 may estimate the time based on the sensor data acquired by the acquisition unit, and determine whether or not the estimated time is included in the operation time zone. As a result, even if the air conditioner 1A does not have the function of measuring the time or the communication function, the time is estimated based on the sensor data of the indoor sensor unit 108 mounted on the air conditioner 1A.
  • the air conditioner 1A can be operated during the operating time zone.
  • the sensors for which the time acquisition unit 151 acquires sensor data include an ultraviolet sensor 16A for detecting the amount of ultraviolet rays, a temperature sensor 108B for detecting the temperature in the room where the indoor unit 100 of the air conditioner 1A is installed, and sunlight. At least one of a solar radiation sensor 108D for detecting an irradiation amount and a motion sensor 108C for detecting the presence or absence of a person is included. As a result, the estimation accuracy of the time estimated based on the sensor data acquired by the time acquisition unit 151 can be improved, and the air conditioner 1A can be operated in a preset operation time zone.
  • the air conditioner 1A includes a refrigeration cycle circuit including an outdoor unit 10 and an indoor unit 100.
  • the air purifier 110 includes an electrostatic atomizer 113 that generates mist containing charged fine particle water, an ozone and ion generator 111 that generates ozone and negative ions by corona discharge, and an air purifier that captures fine particles in the air. It comprises at least one with a filter 115.
  • the operation control unit 155 is at least one of the electrostatic atomizer 113, the ozone and ion generator 111, and the air cleaning filter 115. Operate one. Alternatively, the operation control unit 155 causes the refrigeration cycle circuit to execute the dehumidifying operation. This makes it possible to effectively remove the fine particles existing in the room.
  • the above-described first embodiment is an embodiment in which the air conditioner 1A has a configuration in which the time can be acquired from the outside such as the remote controller 5 and the external device 200.
  • the second embodiment is an embodiment in which the air conditioner 1B cannot acquire time information from the outside.
  • FIG. 5 is a block configuration diagram showing an example of the configuration of the air conditioner 1B of the second embodiment.
  • the structural difference between the air conditioner 1B of the second embodiment and the air conditioner 1A of the first embodiment is that the air conditioner 1B does not include either the infrared signal receiving unit 101 or the communication unit 103. Is. Since the other configurations of the air conditioner 1B are the same as those of the air conditioner 1A of the first embodiment, detailed description of the configuration of the air conditioner 1B will be omitted.
  • the air conditioner 1B does not include either the infrared signal receiving unit 101 or the communication unit 103. Therefore, the air conditioner 1B does not have a means for acquiring the time from the outside. Therefore, the determination unit 153 estimates the time or time zone based on the sensor data acquired by the time acquisition unit 151 from the indoor sensor unit 108 and the outdoor sensor unit 16.
  • the time acquisition unit 151 acquires the sensor data of the ultraviolet sensor 16A provided in the outdoor unit 10.
  • the determination unit 153 estimates the time or time zone based on the amount of ultraviolet rays indicated by the sensor data acquired by the time acquisition unit 151.
  • the memory 133 stores the measured values obtained by measuring the amount of ultraviolet rays for each preset period as a database.
  • the preset period is, for example, one week or one month.
  • the determination unit 153 inputs the sensor data of the ultraviolet sensor 16A, compares the amount of ultraviolet rays indicated by the input sensor data with the database, and estimates the current time zone.
  • the time zone estimated by the determination unit 153 is, for example, a rough time zone such as one hour unit.
  • the determination unit 153 may estimate the time zone by referring to the sensor data of the temperature sensor 108B and the solar radiation sensor 108D in addition to the sensor data of the ultraviolet sensor 16A. For example, the determination unit 153 may estimate the time zone based on the amount of ultraviolet rays measured by the ultraviolet sensor 16A, the temperature measured by the temperature sensor 108B, or the amount of solar radiation measured by the solar radiation sensor 108D.
  • the determination unit 153 may estimate the time zone based on the sensor data of the motion sensor 108C. For example, when the determination unit 153 continues to be in a state where the presence of a person is not detected for a certain period of time or more during bedtime at night, and then a certain time has elapsed after the presence of a person is detected by the motion sensor 108C. It may be determined that it is the operating time zone in the morning when the air conditioner 1B is operated. The determination unit 153 may determine that it is nighttime when the state in which the presence of a person is not detected continues for a certain period of time or longer. Then, the determination unit 153 may determine that the operation time zone (for example, from 18:00 to 24:00) at night when the concentration of PM2.5 is high is out of the range.
  • the operation time zone for example, from 18:00 to 24:00
  • the determination unit 153 may estimate the time zone based on the biometric information of the user acquired by the short-range wireless communication unit 102 from a wearable device or a device such as a smartphone. For example, the determination unit 153 determines whether or not the user is in a sleeping state based on the biometric information of the user. The determination unit 153 may determine that it is the morning operation time zone in which the air conditioner 1B is operated when a certain period of time has elapsed after the determination that the user is not in the sleeping state. When the determination unit 153 determines that the user is in a sleeping state, the determination unit 153 may determine that it is nighttime. Then, the determination unit 153 may determine that the operation time zone (for example, from 18:00 to 24:00) at night when the concentration of PM2.5 is high is out of the range.
  • the operation time zone for example, from 18:00 to 24:00
  • the control device 130 acquires the sensor data of the ultraviolet sensor 16A included in the outdoor sensor unit 16 (step T1).
  • the control device 130 estimates the current time zone based on the amount of ultraviolet rays indicated by the acquired sensor data (step T2).
  • the control device 130 determines whether or not the estimated time zone is included in the operating time zone (step T3).
  • the control device 130 instructs the air purifying device 110 to start the air purifying operation (step T4).
  • the control device 130 may start the dehumidifying operation in the refrigerant cycle circuit (step T4), and when connected to the ventilation fan 300 by the short-range wireless communication unit 102, the control device 130 sends a signal to operate the ventilation fan 300. It may be transmitted by the short-range wireless communication unit 102 (step T4). After that, the control device 130 resets the counter (step T5) and causes the counter to start counting (step T6).
  • control device 130 acquires the count value of the counter (step T7), and based on the acquired count value, the elapsed time from starting the air cleaning operation or the dehumidifying operation is equal to or longer than the preset set time. It is determined whether or not it has become (step T8).
  • step T8 / NO If the elapsed time from the start of the air cleaning operation or the dehumidifying operation is not equal to or longer than the preset set time (step T8 / NO), the control device 130 returns to the process of step T7. Further, when the control device 130 determines that the elapsed time from the start of the air cleaning operation or the dehumidifying operation is equal to or longer than the preset set time (step T8 / YES), the air cleaning device 110 is notified of the air cleaning. Instruct to stop the operation or the dehumidifying operation (step T9).
  • the control device 130 acquires the sensor data of the air quality sensor 108A (step T10).
  • the control device 130 determines whether or not the concentration of PM2.5 indicated by the acquired sensor data is equal to or higher than the reference value (step T11).
  • the reference value is the same value as in the first embodiment.
  • the control device 130 returns to the process of step T1 and acquires the sensor data of the ultraviolet sensor 16A again, and the acquired sensor.
  • the current time zone is estimated based on the amount of ultraviolet rays indicated by the data (step T2).
  • the control device 130 instructs the air purifying device 110 to start the air cleaning operation (step S12).
  • the control device 130 may start the dehumidifying operation in the refrigerant cycle circuit, or when connected to the ventilation fan 300 by the short-range wireless communication unit 102, the signal for operating the ventilation fan 300 is transmitted by short-range wireless communication. It may be transmitted by the unit 102 (step T12).
  • the control device 130 resets the count value of the counter (step T13) and starts counting the counter (step T14).
  • the control device 130 acquires the sensor data of the air quality sensor 108A (step T15), and determines whether or not the concentration of PM2.5 indicated by the sensor data is equal to or higher than the reference value (step T16).
  • the control device 130 instructs the air purifying device 110 to stop the air cleaning operation (step T9).
  • the control device 130 instructs the refrigerant cycle circuit to stop the dehumidifying operation (step T9).
  • the control device 130 acquires the count value of the counter (step T17). Based on the acquired count value, the control device 130 determines whether or not a set time has elapsed since the start of the air cleaning operation or the dehumidifying operation in step T12 (step T18). When the set time or more has elapsed from the start of the air cleaning operation (step T18 / YES), the control device 130 instructs the air cleaning device 110 to stop the air cleaning operation (step T9). Alternatively, the control device 130 instructs the refrigerant cycle circuit to stop the dehumidifying operation (step T9). If the set time has not elapsed since the start of the air cleaning operation (step T18 / NO), the control device 130 returns to the process of step T15 and acquires the sensor data of the air quality sensor 108A again.
  • the connection device for connecting to the network NW is not provided in the room where the indoor unit 100 is installed, or the connection device is installed in the room.
  • this is a case where the air conditioner 1B is intentionally not connected to the network NW.
  • the indoor unit 100 is provided with the infrared signal receiving unit 101, but is not provided with the function of acquiring the time information from the remote controller 5.
  • the time acquisition unit 151 estimates the time or time zone based on the sensor data acquired from the indoor sensor unit 108 and the outdoor sensor unit 16.
  • the operation control unit 155 causes the air purifying device 110 to perform an air purifying operation or dehumidifies the refrigerant cycle circuit, so that the air in the room can be kept as high-quality air. That is, when the indoor unit 100 includes at least one of the communication unit 103 and the infrared signal receiving unit 101, the time or time zone is estimated by the method described in the second embodiment, and the air cleaning operation is executed. You may.
  • the air conditioner 1B of the second embodiment the same effect as that of the air conditioner 1A of the first embodiment described above can be obtained.
  • the time acquisition unit 151 of the air conditioner 1B of the second embodiment acquires the sensor data of the indoor sensor unit 108 mounted on the air conditioner 1B.
  • the determination unit 153 estimates the time or time zone based on the sensor data acquired by the time acquisition unit, and determines whether or not the estimated time or time zone is included in the operation time zone.
  • the time or time zone can be set based on the sensor data of the indoor sensor unit 108 mounted on the air conditioner 1B. It is estimated that the air conditioner 1B can be operated during the operating time zone.
  • each of the above-described embodiments shows only one aspect of the present disclosure, and can be arbitrarily modified and applied within the scope of the present disclosure.
  • each part of the air conditioner 1A shown in FIG. 3 and the air conditioner 1B shown in FIG. 5 is an example, and the specific mounting form is not particularly limited. That is, it is not always necessary to implement the hardware corresponding to each part individually, and it is of course possible to realize the function of each part by executing the program by one processor.
  • a part of the functions realized by the software in each of the above-described embodiments may be realized by the hardware, or a part of the functions realized by the hardware may be realized by the software.
  • the operation unit shown in the flowcharts shown in FIGS. 4 and 6 is divided according to the main processing contents in order to facilitate understanding of the operation of the control device 130, and the method of dividing the processing unit. And the name do not limit this disclosure. It may be divided into more step units depending on the processing content. Further, one step unit may be divided so as to include more processes. Further, the order of the steps may be appropriately changed as long as it does not interfere with the purpose of the present disclosure.
  • the air conditioner and the control method of the air conditioner of the present disclosure operate the air purifier when the time or time zone acquired by the time acquisition unit is included in the preset operating time zone. Therefore, the indoor air quality can be maintained in a high quality state regardless of the information such as the air quality provided from the external device. Therefore, it can be used for removing fine particles in indoor air, especially air pollutants.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Fuzzy Systems (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Human Computer Interaction (AREA)
  • Air Conditioning Control Device (AREA)
  • Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

Abstract

La présente invention concerne un climatiseur (1A) qui comprend une unité extérieure (10), une unité intérieure (100) équipée d'un purificateur d'air (110) qui nettoie l'air, et un dispositif de commande (130) qui commande l'unité extérieure (10) et l'unité intérieure (100). Le dispositif de commande (130) est équipé : d'une unité d'acquisition de temps (151) qui acquiert le temps; une unité de détermination (153) qui détermine si oui ou non le temps acquis par l'unité d'acquisition de temps (151) est inclus dans une zone de temps de fonctionnement prédéfinie; et une unité de commande de fonctionnement (155) qui actionne le purificateur d'air (110) s'il est déterminé par l'unité de détermination (153) que le temps acquis par l'unité d'acquisition de temps (151) est inclus dans la zone de temps de fonctionnement.
PCT/JP2021/035768 2020-10-06 2021-09-29 Climatiseur et procédé de commande de climatiseur WO2022075131A1 (fr)

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JP2020169407A JP2022061413A (ja) 2020-10-06 2020-10-06 空気調和機及び空気調和機の制御方法
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115355608A (zh) * 2022-07-01 2022-11-18 宁波奥克斯电气股份有限公司 空调防异味的控制方法、控制装置和空调器

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Publication number Priority date Publication date Assignee Title
JP2008261602A (ja) * 2007-04-13 2008-10-30 Sharp Corp 空気調和機
JP2009219636A (ja) * 2008-03-14 2009-10-01 Hitachi Plant Technologies Ltd 空気殺菌システム
JP2018089209A (ja) * 2016-12-06 2018-06-14 シャープ株式会社 家電システム
JP2020060655A (ja) * 2018-10-09 2020-04-16 エーイーテック株式会社 内照式構造物監視システム

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008261602A (ja) * 2007-04-13 2008-10-30 Sharp Corp 空気調和機
JP2009219636A (ja) * 2008-03-14 2009-10-01 Hitachi Plant Technologies Ltd 空気殺菌システム
JP2018089209A (ja) * 2016-12-06 2018-06-14 シャープ株式会社 家電システム
JP2020060655A (ja) * 2018-10-09 2020-04-16 エーイーテック株式会社 内照式構造物監視システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115355608A (zh) * 2022-07-01 2022-11-18 宁波奥克斯电气股份有限公司 空调防异味的控制方法、控制装置和空调器

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