WO2017047124A1 - 空気調和機 - Google Patents

空気調和機 Download PDF

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Publication number
WO2017047124A1
WO2017047124A1 PCT/JP2016/055227 JP2016055227W WO2017047124A1 WO 2017047124 A1 WO2017047124 A1 WO 2017047124A1 JP 2016055227 W JP2016055227 W JP 2016055227W WO 2017047124 A1 WO2017047124 A1 WO 2017047124A1
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WO
WIPO (PCT)
Prior art keywords
humidity
air
detected
air conditioner
dehumidifying
Prior art date
Application number
PCT/JP2016/055227
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
慎太郎 野村
悠 光田
Original Assignee
シャープ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Priority to CN201680013199.9A priority Critical patent/CN108027160A/zh
Publication of WO2017047124A1 publication Critical patent/WO2017047124A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours
    • 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
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification

Definitions

  • the present invention relates to an air conditioner, and more particularly to an air conditioner having functions of dehumidification and humidification.
  • Patent Document 1 Japanese Patent Laid-Open No. 2009-281725
  • Patent Document 2 Japanese Patent Laid-Open No. 2009-68803
  • Patent Document 1 discloses a humidity control apparatus having a clean operation mode in which an operation of switching to a dehumidifying operation after repeating a humidifying operation under a predetermined condition is repeated a plurality of times.
  • Patent Document 2 performs humidity conditioning and air cleaning, and when the air cleanliness sensor detects a degree of contamination that requires an increase in the amount of air blown in the air cleaning portion, the humidity difference is ignored and the rotational speed of the blower is increased.
  • the dehumidifying operation or humidifying operation may be intermittently repeated in a short period of time depending on the conditions of the use environment.
  • the dehumidifying operation using the compressor when the dehumidifying operation is repeated, there is a possibility that the frequency of noise generation accompanying the operation sound of the compressor is increased.
  • An object of the present invention is to provide an air conditioner that can suppress a switching frequency when switching between a dehumidifying operation and a humidifying operation when adjusting the humidity of ambient air.
  • An air conditioner includes a humidifying unit that humidifies air and sends the humidified air to the outside, a dehumidifying unit that dehumidifies the air and sends the dehumidified air to the outside, a dehumidifying unit, and A blower for blowing air to the humidifying unit and a control unit for controlling the air conditioner are provided.
  • the controller stops the one operation after starting one of the humidifying operation for driving the humidifying unit while blowing with the blower and the dehumidifying operation for driving the dehumidifying unit while blowing with the blower, It is configured to perform a blowing operation by a blower and then perform the other of the humidifying operation and the dehumidifying operation.
  • the air conditioner further includes a humidity sensor that detects humidity around the air conditioner, and the control unit has a start humidity that is detected before starting one of the operations, When the humidity is equal to or higher than the target humidity for adjusting the humidity, the dehumidifying operation is started as one operation, and when the detected humidity is lower than the target humidity, the humidifying operation is started as one operation.
  • control unit is configured to perform a blowing operation by a blower for a predetermined time, and to determine the humidity detected by the humidity sensor at the predetermined time as the starting humidity.
  • control unit when one of the operations is stopped and when the blowing operation by the blower is started, when the difference between the humidity detected by the humidity sensor and the target humidity is equal to or more than the first threshold during the blowing operation. Is configured to stop the blowing operation and start the other operation.
  • control unit determines that the difference between the detected humidity detected by the humidity sensor and the target humidity is second when a predetermined time has elapsed since the start of the air blowing operation by the blower after the one operation is stopped. When it is within the threshold range, the blower operation is stopped and the other operation is started.
  • the air conditioner further includes a brightness sensor that detects brightness around the air conditioner, and the control unit is configured to determine the target humidity based on the detected brightness and the ambient humidity. Is done.
  • control unit is configured to determine the target humidity based on the detected brightness, the ambient humidity, and the ambient temperature of the air conditioner.
  • the switching frequency is suppressed when the dehumidifying operation and the humidifying operation are switched when the ambient air is conditioned.
  • FIG. 1 is an external view of an air conditioner 100 according to Embodiment 1.
  • FIG. It is a figure which shows schematically the internal structure of the air conditioner 100 of FIG. It is a figure which shows the external appearance of the operation part 18 which concerns on embodiment of this invention. It is a figure which shows the external appearance of the display part 19 which concerns on embodiment of this invention. It is a figure which shows typically the structure of the controller 30 and peripheral part which concern on embodiment of this invention. It is a process flowchart in "automatic automatic driving” concerning an embodiment of the invention. It is a figure which shows an example of the table which concerns on this Embodiment. It is a figure which shows typically the change of the humidity detected during the "automatic automatic driving
  • FIG. 14 is a process flowchart in “automatic automatic driving” according to the third embodiment.
  • FIG. 10 illustrates an example of a table according to the third embodiment. 10 is a process flowchart in a specific mode according to the fourth embodiment.
  • FIG. 16 illustrates an example of a table according to the fourth embodiment.
  • FIG. 16 illustrates an example of a table according to the fourth embodiment.
  • FIG. 1 is an external view of an air conditioner 100 according to the first embodiment.
  • FIG. 2 is a diagram schematically showing the internal configuration of the air conditioner 100 of FIG.
  • the air conditioner 100 includes a housing as shown in FIGS. 1 and 2.
  • the housing includes a front panel 11A and a back panel 11B.
  • a front panel 11A of the housing is provided with a blower outlet 12B and a sensor unit 42 including various sensors, and a blower outlet 12A and a blowout louver 12C are provided on the upper surface of the housing.
  • the blowout louver 12C is attached to the housing so that the inclination of the blowout louver 12C can be changed in order to adjust the wind direction from the blowout port 12A.
  • the front panel 11A is provided with a display unit 19 including LEDs (Light Emitting Diodes), and an operation unit 18 including switches, buttons, and the like is provided on the upper surface of the housing.
  • the operation unit 18 receives a user operation on the air conditioner 100.
  • a mounting portion for detachably mounting the water supply tank 10 and a mounting portion for detachably mounting the dehumidifying tank 13 are provided on the side surface of the housing.
  • the water supply tank 10 stores water for humidification.
  • the dehumidification tank 13 stores the water
  • the user can supply water for the humidifying operation to the air conditioner 100 by mounting the water supply tank 10. Further, the user removes the dehumidification tank 13, discards the water in the tank, and then attaches the dehumidification tank 13.
  • a blower 8 having a double-wing fan 8 ⁇ / b> C that generates an airflow inside is provided in the housing.
  • the two-wing fan 8C can flow an airflow to a duct (not shown).
  • a plurality of dampers are provided in the duct, and it is determined whether or not the airflow proceeds in the duct by opening and closing operations of the damper, and the airflow is discharged from the outlets 12A and 12B. It is determined whether or not to blow out.
  • an ion generation unit 38 that ionizes ambient air by high-pressure discharge is provided.
  • the ion generator 38 corresponds to an embodiment of the air purifier.
  • a suction port 11 ⁇ / b> C for taking outside air into the inside is provided at the center of the rear panel 11 ⁇ / b> B of the housing.
  • An air cleaning filter 4 is provided in the vicinity of the suction port 11C.
  • the air cleaning filter 4 removes foreign matters such as dust from the air passing through the suction port 11C.
  • a humidifying unit for humidifying the air taken in from the suction port 11C and a dehumidifying unit for dehumidifying the air taken in from the suction port 11C are provided in the housing.
  • the humidification unit includes a humidification rotor 5 having a humidification filter.
  • the humidifying unit further includes a heater (not shown) for generating high-temperature air, a humidifying tray 3 for storing water sent from the water supply tank 10, and the antibacterial agent 2 in association with the humidifying rotor 5.
  • the humidification rotor 5 is formed in a disk shape by a humidification filter which is a nonwoven fabric. Part of the humidification rotor 5 is immersed in the water in the humidification tray 3 and rotates while evaporating the water that has soaked in the humidification filter.
  • the heat generation by the heater may be used for evaporation, and the evaporation may be accelerated as the heat generation temperature becomes higher.
  • the air taken in from the suction port 11C due to the rotation of the both-wing fan 8C becomes an air flow including high-temperature and high-humidity air due to evaporation when passing through the humidification rotor 5, and becomes the humidifying portion side suction port.
  • the air is taken into the duct through 8B and blown out from the air outlets 12A and 12B.
  • the dehumidifying unit has a heat exchanger 9 and a compressor (not shown) that compresses the refrigerant.
  • the heat exchanger 9 includes a condenser 9A and an evaporator 9B.
  • the air taken in from the suction port 11 ⁇ / b> C by the rotation of the both blade fans 8 ⁇ / b> C passes through the heat exchanger 9. At this time, heat exchange is performed between the air and the heat exchanger 9. Moisture removed from the air by heat exchange is stored in the dehumidification tank 13 via the dew condensation water receiver 7.
  • the air that has passed through the heat exchanger 9 reaches the both blade fans 8C through the heat exchanger side suction port 8A, and then is taken into the duct by the both blade fans 8C and blown out from the outlets 12A and 12B to the outside. Is done.
  • the ion generation part 38 is provided in relation to the duct to the blower outlets 12A and 12B. Ions generated by the ion generator 38 are blown out from the outlets 12A and 12B through the duct along the air flow of the both blade fans 8C.
  • a drive device 6 and a controller 30 for driving each part are provided in the housing.
  • the controller 30 is electrically connected to the drive device 6.
  • the controller 30 generates a control signal according to the user's operation content received by the operation unit 18, and independently controls the operation of each unit via the driving device 6 by the generated control signal.
  • Air flow can be blown out.
  • the air conditioner 100 of the present embodiment fixes the louver to an inclination of 20 degrees rearward so that the air blown out from the upper air outlet 12A flows along the ceiling surface of the room. Air blown out from the front air outlet 12B flows along the floor surface and the wall surface of the room, and as a result, an air flow is generated so that the entire indoor space is wrapped. Accordingly, the humidity and temperature distribution in the indoor space can be made uniform during humidification or dehumidification.
  • FIG. 3 is a diagram showing an appearance of the operation unit 18 according to the embodiment of the present invention.
  • the operation unit 18 performs an automatic operation button 18 ⁇ / b> A that is operated to select “automatic operation”, an operation button 18 ⁇ / b> B that operates on / off of operation, and single operation of humidification or dehumidification.
  • Button 18C for instructing, button 18D for switching operation, button 18E for switching air volume, button 18F for switching the swing angle of blowing louver 12C, button 18G for setting a timer function, and air conditioner It includes a button 18H that is operated to dry the interior of 100.
  • the operation unit 18 is provided with a lamp that is turned on / off in conjunction with the operation of the above various buttons.
  • the lamp 18a and the operation button 18B for notifying whether or not the operation of the automatic automatic operation has been started by operating the button is blinked.
  • the lamp 18b for notifying the driving state according to the operation of the driving button 18B by lighting the lamp is included.
  • lamps 18c, 18d that are lit to notify the operating state and information set by operating the corresponding buttons in relation to each of the buttons 18C, 18D, 18E, 18F, 18G, and 18H described above.
  • 18e, 18f, 18g and 18h are configured by, for example, an LED (Light Emitting Diode) provided in the vicinity of the corresponding button.
  • FIG. 4 is a diagram showing an appearance of the display unit 19 according to the embodiment of the present invention.
  • the display unit 19 includes an area 19A for displaying the measured current humidity, an area 19B for displaying information indicating that ions are being emitted by the ion generation unit 38, and information indicating that the humidifying operation is being performed.
  • An area 19C for displaying, an area 19D for displaying information indicating that the dehumidifying operation is in progress, and an area 19E for indicating the cleanliness of the surrounding air by changing the display color or the like are included.
  • Information display in each of the areas 19A to 19E is realized by turning on / off the LEDs.
  • FIG. 5 is a diagram schematically showing the configuration of the controller 30 and peripheral portions according to the embodiment of the present invention.
  • the controller 30 is an example of a control unit for controlling the air conditioner 100.
  • the controller 30 includes a CPU (Central Processing Unit) 31, a timer 32 for measuring time, a memory 33 including volatile and nonvolatile storage devices, and an input / output I / F (input / output) for inputting / outputting to / from each external unit.
  • the controller 30 connects the operation unit 18 and the output unit 17 via the input / output I / F 31A.
  • the output unit 17 includes a display unit 19 and an audio output unit (not shown).
  • the controller 30 includes a humidifying drive unit 34 for driving the humidifying rotor 5 and driving the heater, a fan driving unit 35 for driving both blade fans 8C, and a compressor of the dehumidifying unit via the external I / F 31B.
  • a dehumidifying drive unit 36 for driving and a louver driving unit 37 for adjusting the opening / closing and inclination angle of the blowing louver 12C are connected.
  • the humidification drive unit 34 includes a motor for rotating the humidification rotor 5 and a current supply unit to the heater.
  • the humidification drive unit 34 includes a motor for rotating the humidification rotor 5 and a current supply unit to the heater.
  • CPU31 controls the rotation direction and rotation speed (rotation speed) of the humidification rotor 5 by controlling a motor using a control signal.
  • the CPU 31 controls the current supply unit to change the amount of current supplied to the heater and adjust the temperature of heat generated by the heater.
  • the fan driving unit 35 includes a motor for rotating the both-wing fan 8C.
  • the CPU 31 controls the motor with a control signal, thereby changing the rotational speed (the number of rotations) and the rotational direction of the both blade fans 8C to adjust the air flow rate.
  • the dehumidifying drive unit 36 includes a compressor motor for controlling the amount of refrigerant delivered for heat exchange.
  • the CPU 31 controls the rotation or reciprocation of the motor by the control signal, the CPU 31 adjusts the dehumidification amount by changing the amount of refrigerant delivered.
  • Louver driving unit 37 includes a stepping motor for driving blowing louver 12C. The CPU 31 controls the rotation direction and the rotation amount of the stepping motor by the control signal, thereby changing the opening degree and the inclination angle of the blowing louver 12C to adjust the blowing amount and the blowing direction.
  • the drive device 6 described above includes a humidification drive unit 34, a fan drive unit 35, a dehumidification drive unit 36, and a louver drive unit 37.
  • the CPU 31 of the controller 30 further connects an ion generation unit 38 via the external I / F 31B.
  • the CPU 31 controls the ion generator 38 to generate a predetermined type of ions for air purification.
  • the CPU 31 has a humidity sensor 41 for detecting the ambient humidity of the air conditioner 100, a temperature sensor 40 for detecting the ambient temperature, and an ambient brightness for detecting ambient humidity via the external I / F 31B.
  • An illuminance sensor 20 and an odor sensor 39 for detecting the degree of contamination of ambient air are included. These sensors constitute a sensor unit 42.
  • the illuminance sensor 20 is an example of a “brightness sensor”.
  • the odor sensor 39 is an example of a “cleanliness sensor” for detecting the degree of contamination of ambient air. It should be noted that a dust sensor may be used in place of the odor sensor 39 in order to detect dirt in the surrounding air, or a dust sensor may be used together with the odor sensor 39.
  • the CPU 31 drives the humidification rotor 5 while blowing air from the blowout port by the blower 8 and drives the heat exchanger 9 while blowing air by the blower 8.
  • the air blowing operation by the blower 8 is performed, and then the other operation of the humidifying operation and the dehumidifying operation is performed.
  • the air blowing operation is performed, so that it is possible to agitate the ambient air and eliminate the variation in the temperature and humidity of the ambient air after dehumidification or humidification and make it uniform Become.
  • the blowing louver 12C fixes the inclination to 20 degrees diagonally behind and blows air.
  • FIG. 6 is a process flowchart in the “automatic automatic driving” according to the embodiment of the present invention.
  • FIG. 7 is a diagram illustrating an example of a table according to the present embodiment.
  • the program according to the flowchart of FIG. 6 is stored in the memory 33 in advance, and the process is realized by the CPU 31 reading the program from the memory 33. 7 is stored in the memory 33 of the air conditioner 100 in advance.
  • the CPU 31 controls the humidification drive unit 34 and the fan drive unit 35 to send out the humidified air from the outlet. Specifically, the CPU 31 controls the humidification rotor 5 and the heater via the humidification drive unit 34 by proportional control so that the detected humidity becomes the target humidity based on the difference between the humidity detected by the humidity sensor 41 and the target humidity. .
  • the CPU 31 sends out air dehumidified by driving the heat exchanger 9 (more specifically, the compressor) and the blower 8 from the outlet.
  • the CPU 31 performs rotational / reciprocating motion of the compressor via the dehumidifying drive unit 36 by proportional control so that the detected humidity becomes the target humidity based on the difference between the detected humidity by the humidity sensor 41 and the target humidity. Control the number of times.
  • the CPU 31 drives the ion generator 38 and the air blower 8. As a result, while the ions are generated, the air containing the ions is blown (sent out) from the outlet.
  • the ion generating unit 38 is driven to send out air containing ions for air cleaning.
  • the present invention is not limited to this, and the ion generating unit 38 is driven. Instead, only the air blowing device 8 may be driven to perform air blowing (sending air not containing ions).
  • the CPU 31 starts “automatic automatic driving” in FIG. 6 according to the operation received from the operation unit 18.
  • step S3 CPU 31 performs a blowing operation by blowing device 8 for a predetermined time, for example, 30 seconds (step S3).
  • the ambient air is agitated by the air blowing operation for 30 seconds, so that the temperature and humidity of the ambient air are uniformized without unevenness.
  • the CPU 31 detects the ambient temperature based on the output of the temperature sensor 40 and the ambient humidity based on the output of the humidity sensor 41 during the 30 seconds.
  • the CPU 31 determines whether to perform the humidifying operation or the dehumidifying operation in accordance with the brightness detected by the illuminance sensor 20 based on the detected temperature and humidity, and the target humidity. Is determined (step S5).
  • the CPU 31 compares the level (current value) of the current signal from the illuminance sensor 20 with a threshold value, and determines whether the surrounding is bright or dark based on the comparison result.
  • the CPU 31 searches the table in FIG. 7 based on the determination result and the detected temperature and humidity, selects either the humidifying operation or the dehumidifying operation based on the search result, and adjusts the ambient air.
  • a target humidity is determined which is a target humidity for moistening. For example, when it is determined that the surrounding is “bright” and the detected temperature is 24 ° C. or higher and the detected humidity is 55% or higher, “dehumidifying operation” is selected and the target humidity is set to 55% or higher. (See arrow A in FIG. 7).
  • “humidification operation” is selected and the target humidity is less than 60%. (See arrow B in FIG. 7).
  • step S5 determines whether the humidification operation is selected based on the determination in step S5 ("humidification" in step S5).
  • CPU31 resets the time counter for measuring progress of the time which implements the below-mentioned ventilation operation while starting humidification operation (step S7).
  • a predetermined time is set in the time counter.
  • 3 hours are set in the time counter.
  • the set time is not limited to 3 hours.
  • the CPU 31 compares the humidity detected by the humidity sensor 41 with the target humidity during the humidifying operation, and determines whether or not the detected humidity has reached or exceeded the target humidity based on the comparison result (step S9). If the target humidity has not been reached (NO in step S9), the process returns to step S7, and the time counter is reset.
  • step S9 the CPU 31 stops the humidification operation by stopping the humidification rotor 5 and the heater via the humidification drive unit 34, and the value of the time counter The elapsed time is started by decrementing (3 hours) in synchronization with the timer 32 (step S11). Thereafter, the air blowing operation is performed while the elapsed time is measured. During the air blowing operation, the CPU 31 rotates the both-wing fan 8 ⁇ / b> C via the fan driving unit 35.
  • the CPU 31 determines whether or not the humidity detected by the humidity sensor 41 maintains a humidity close to the target humidity (steps S13 to S17).
  • “humidity close to the target humidity” indicates a humidity corresponding to a range of (target humidity ⁇ 101% to target humidity ⁇ 104%).
  • the CPU 31 compares the detected humidity of the humidity sensor 41 with the target humidity, and based on the comparison result, the detected humidity is equal to or higher than the target humidity (NO in step S13), but the first threshold (target humidity) If it is determined that the detected humidity is “humidity close to the target humidity”, it is within 3 hours from the start of the air blowing operation (in step S17). NO), the process returns to step S13, and the air blowing operation continues while the subsequent processing is repeated.
  • step S13 when the CPU 31 determines that the detected humidity is lower than the target humidity based on the comparison result between the detected humidity of the humidity sensor 41 and the target humidity (YES in step S13), the process returns to step S7, and the blowing operation is performed. It stops and the humidification operation is started again.
  • step S15 When it is determined that the detected humidity is higher than (target humidity ⁇ 105%) (YES in step S15), the process proceeds to step S21, and the CPU 31 stops the blowing operation and starts the dehumidifying operation (step S21). . At this time, the time counter is reset.
  • step S17 when the air blowing operation is performed for 3 hours while maintaining the detected humidity “humidity close to the target humidity” (NO in step S17), the CPU 31 compares the detected humidity of the humidity sensor 41 with the target humidity. Based on the comparison result, the detected humidity is compared with the second threshold value (target humidity ⁇ 101% to target humidity ⁇ 104%), and based on the comparison result, it is determined whether or not this range is met (step S19). If it is determined that the detected humidity is not within the range (NO in step S19), the air blowing operation is stopped, the process returns to step S5, and the subsequent processing is repeated. On the other hand, if it is determined that the detected humidity is within the range (YES in step S19), the air blowing operation is stopped and the dehumidifying operation is started (step S21).
  • the second threshold value target humidity ⁇ 101% to target humidity ⁇ 104%
  • the dehumidifying operation of “automatic automatic operation” can maintain the detected humidity “humidity close to the target humidity” when the dehumidifying operation is selected in the above step S5 (“dehumidifying” in step S5) or in the above blowing operation. Start when the humidity is rising (YES in step S15) or when the humidity detected after the air blowing operation does not fall within the range of (target humidity ⁇ 101% to target humidity ⁇ 104%) (NO in step S19) Is done.
  • step S21 to S33 the dehumidifying operation is performed until the detected humidity is equal to or lower than the target humidity determined in step S5 while resetting the time timer (step S21). S21, NO in step S23).
  • step S21 NO in step S23
  • the air blowing operation steps S25 to S33
  • this air blowing operation is the same process as the above-described operation (steps S11 to S19), it will be briefly described.
  • step S23 when the detected humidity is carried out for 3 hours while maintaining “humidity close to the target humidity” (NO in step S31), the CPU 31 detects the humidity sensor 41.
  • the detected humidity is compared with the target humidity, and based on the comparison result, the detected humidity is compared with the second threshold (target humidity x 101% to target humidity x 104%), and whether it falls within the range of the second threshold It is determined whether or not (step S33). If it is determined that the detected humidity is not within the range (NO in step S33), the air blowing operation is stopped, the process returns to step S5, and the subsequent processing is repeated, but the detected humidity is within the range. If determined (YES in step S33), the air blowing operation is stopped and the humidifying operation is started (step S7).
  • the humidification operation is detected when the humidification operation is selected in the above step S5 (“humidification” in step S5) or in the above air blowing operation (steps S25 to S33).
  • the humidity exceeds the first threshold (target humidity ⁇ 105%) and cannot be maintained at “humidity close to the target humidity” (YES in step S29), or the humidity detected after the air blowing operation is (target humidity ⁇ 101% to target humidity) ⁇ 104%) is started when it does not fall within the range (NO in step S33).
  • FIG. 8 is a diagram schematically illustrating a change in humidity detected during the “automated automatic operation” according to the first embodiment.
  • the target humidity is determined to be 60% according to FIG. Humidification operation is selected.
  • the humidification operation is stopped and the air blowing operation is performed. Thereafter, the detected humidity is “humidity close to the target humidity”. If the air pressure cannot be maintained and the air pressure decreases, the air blowing operation is stopped and the humidifying operation is started, and the operation is continued so that the detected humidity is maintained at “humidity close to the target humidity”.
  • the target humidity is determined to be 55% according to FIG. A dehumidifying operation is selected.
  • the dehumidifying operation is started and the humidity detected by the humidity sensor 41 reaches the target humidity, the humidifying operation is stopped and the air blowing operation is performed. Thereafter, the detected humidity is “humidity close to the target humidity”.
  • the air blowing operation is stopped and the dehumidifying operation is started again.
  • the dehumidifying operation and the air blowing operation are alternately repeated, and the ambient humidity is maintained at “humidity close to the target humidity”.
  • the target humidity is determined to be 55% according to FIG. Humidification operation is selected.
  • the humidification operation is started and the humidity detected by the humidity sensor 41 reaches the target humidity, the humidification operation is stopped and the air blowing operation is performed. Thereafter, the detected humidity is “humidity close to the target humidity”.
  • the air blowing operation is stopped and the dehumidifying operation is started again.
  • the humidifying operation is stopped and the air blowing operation is started again.
  • the air blowing operation is stopped and the humidification operation is performed again.
  • the switching from the humidifying operation to the dehumidifying operation to the humidifying operation is performed while interposing the period of the air blowing operation at the time of operation switching.
  • the air blowing operation is performed to stir the ambient air and control the humidity, thereby suppressing variations in the ambient humidity. be able to. Therefore, it becomes possible to quickly achieve the ambient humidity to the target humidity, the frequency of switching between the dehumidifying / humidifying operation is reduced, and the frequency of water supply to the water supply tank 10 and the frequency of draining the dehumidification tank 13 can be reduced.
  • the air conditioner 100 that is easy to use can be obtained.
  • Emodiment 2 In the second embodiment, a modification of the first embodiment described above is shown.
  • the CPU 31 prohibits the start of the dehumidifying operation for a predetermined time (unit: minute) after the start of the operation, or after the dehumidifying operation is ended (YES in step S23).
  • the predetermined time (unit: minute) may be configured to prohibit the start of the dehumidifying operation again.
  • the target humidity is not updated after being determined in step S5 of FIG. 6, but is not limited to this, and may be updated.
  • the target humidity is synchronized with a clock cycle of a power supply clock (not shown) that starts operation in response to power supplied from the power supply unit (not shown) of the air conditioner 100 to each part of FIG.
  • the table may be searched, the target humidity may be read from the table based on the search result, and the target humidity may be updated with the read value.
  • the CPU 31 may perform only the air blowing operation for a predetermined time (for example, 3 minutes) after the dehumidifying operation is started until the compressor starts up to a sufficient rotational speed.
  • the refrigeration cycle using the heat exchanger 9 for dehumidification is used.
  • the dehumidification is performed by a so-called desiccant method having a structure in which dehumidification rotor and sensible heat exchange rotor perform dehumidification and heat exchange. May be.
  • the target humidity is determined based on the table of FIG. According to the table in FIG. 7, when the brightness detected by the illuminance sensor 20 indicates the first brightness level (“bright” in FIG. 7), the amount of air blown by the air blowing operation (the rotational speed of the two-wing fan 8 ⁇ / b> C, the blowout) When the detected brightness indicates a second brightness level ("dark” in FIG. 7) that is darker than the first brightness, the blast air volume is determined. Is determined to be a second value different from the first value. Desirably, the 2nd value shows a value which makes air volume smaller than the air flow volume of the 1st value.
  • the CPU 31 compares the detection level of the odor sensor 39 with a predetermined threshold value, determines the degree of dirt from the comparison result, and based on the determined degree of dirt It is good also as variably determining the air flow volume by driving
  • the target humidity for the “automatic operation” is determined based on the ambient “brightness” based on the output of the illuminance sensor 20, the ambient temperature, and the ambient humidity.
  • the target humidity is determined based on the ambient temperature and the ambient humidity regardless of the brightness.
  • the CPU 31 controls the air blowing operation based on the output of the odor sensor 39.
  • FIG. 9 is a process flowchart of “automatic automatic driving” according to the third embodiment.
  • FIG. 10 is a diagram illustrating an example of a table according to the third embodiment.
  • the program according to the flowchart of FIG. 9 is stored in the memory 33 in advance, and the processing is realized by the CPU 31 reading the program from the memory 33. 10 is stored in the memory 33 of the air conditioner 100 in advance.
  • step T ⁇ b> 3 CPU 31 determines whether or not the operation content instructs the start of “automatic automatic driving” (step T ⁇ b> 3). If it is determined that the start of another operation is instructed (NO in step T3), the process proceeds to step T5.
  • step T3 if it is determined that the operation content indicates the start of “automated automatic driving” (YES in step T3), the CPU 31 inputs the detected humidity by the humidity sensor 41 and the detected temperature by the temperature sensor 40, and the input temperature and A table (see FIG. 10) in the memory 33 based on the humidity is searched, and the target humidity and the type of operation (humidification operation or dehumidification operation) to be started are determined based on the search result (step T7). This determination method will be described later.
  • the CPU 31 When the humidification operation is started according to the determination, the CPU 31 performs the humidification operation so that the humidity detected by the humidity sensor 41 becomes the target humidity (step T11, step T13).
  • the dehumidification operation is started according to the determination, The CPU 31 performs the dehumidifying operation so that the humidity detected by the humidity sensor 41 becomes the target humidity (step T23, step T25).
  • the humidifying operation step T11
  • the dehumidifying operation step T23
  • the humidifying operation step T11
  • the dehumidifying operation step T23
  • the air blowing operation is started (step T15).
  • the CPU 31 drives the ion generator 38 together with the air blower 8. Accordingly, the ions for air purification generated by the ion generation unit 38 are sent to the surroundings through the air outlet with the air.
  • the CPU 31 compares the detection level of the odor sensor 39 with a predetermined threshold value, and determines the degree of contamination of the ambient air (whether it is dirty) based on the comparison result (step T17). When it is determined that it is dirty (YES in step T17), the air blowing operation (step T15) continues, but when it is determined that it is not dirty (NO in step T17), the CPU 31 receives an operation from the operation unit 18. Based on the contents, it is determined whether or not to release (stop) “automatic automatic driving” (step T19).
  • step T19 the CPU 31 switches to another operation or stops the operation of the air conditioner 100 (step T21).
  • the CPU 31 variably sets the operation time of the air blowing operation based on the degree of contamination of the ambient air detected by the odor sensor 39 during the air operation of “automatic operation”.
  • the air flow rate is changed by changing the time of the air blowing operation, but the air flow rate may be changed by changing the rotational speed of the fan motor of the fan drive unit 35.
  • step T9 The determination of the target humidity and operation type (step T9) will be described with reference to the table of FIG.
  • the CPU 31 searches the table of FIG. 10 based on the temperature and humidity detected in step T7, selects either the humidifying operation or the dehumidifying operation based on the search result, and determines the target humidity. For example, when the detected temperature is 24 ° C. or higher and the detected humidity is less than 55%, “humidification operation” indicated by arrow A in FIG. 10 is selected and the target humidity is set to 55% (in FIG. 10). (See arrow A). For example, when the detected temperature is 20 ° C. and the detected humidity is 60% or more, “dehumidification operation” is selected and the target humidity is set to 60% (see arrow B in FIG. 10).
  • the blowing operation is performed in which the blowing amount is variable based on the degree of contamination of the surrounding air.
  • the ambient air of the air conditioner 100 can be maintained as clean air having a humidity based on the ambient temperature.
  • Embodiment 4 shows a modification of the first to third embodiments.
  • Embodiment 4 demonstrates the specific mode for implementing the specific driving
  • FIG. 11 is a process flowchart in a specific mode according to the fourth embodiment.
  • FIG. 12 is a diagram illustrating an example of a table according to the fourth embodiment.
  • the program according to the flowchart of FIG. 11 is stored in the memory 33 in advance, and the processing is realized by the CPU 31 reading the program from the memory 33. 12 and 13 are stored in the memory 33 of the air conditioner 100 in advance.
  • step R3 when the operation start operation in the specific mode is accepted via operation unit 18, CPU 31 determines the target humidity based on the temperature detected by temperature sensor 40, and the humidity detected by humidity sensor 41 is the target humidity.
  • the dehumidifying operation is started so as to become (step R3).
  • the CPU 31 stops the dehumidifying operation (step R5).
  • the CPU 31 compares the time data output from the timer 32 with the summer time zone (for example, June to August) data stored in the memory 33, and based on the comparison result, the current season is summer. (Step R7). If it is determined that it is not summer (NO in step R7), the CPU 31 performs the humidifying operation for a predetermined time after stopping the dehumidifying operation (step R9). As a result, at a time when air tends to dry relatively outside of summer, after the indoor laundry is dried by the dehumidifying operation, a certain humidity is given to the laundry. Effects such as wrinkles can be obtained.
  • step R7 if it is determined that it is not summer (YES in step R7), the humidifying operation (step R9) after the dehumidifying operation is stopped is passed, and the series of processes ends.
  • the reason why the humidification operation is passed in this way is that the humidity of the ambient air is high in summer, so that it is not necessary to add special moisture to the laundry for wrinkle spreading.
  • the humidifying operation is performed after the dehumidifying operation as in the first to third embodiments even in the specific mode for drying the laundry.
  • the humidification operation after the dehumidification operation is performed only when it is determined that the operation time is summer. Therefore, an excessive increase in the humidity of the surrounding air can be avoided by not performing the humidifying operation in summer when the humidity in the air is relatively high.
  • the humidifying operation after the dehumidifying operation is performed at a relatively low humidity other than summer, so that the above-described laundry wrinkle spreading effect can be obtained without excessively increasing the humidity of the surrounding air. be able to.
  • the target humidity is also set in the dehumidifying operation (step R3) and the humidifying operation (step R9).
  • the CPU 31 searches the table in FIG. 12 based on the temperature detected by the temperature sensor 40 and reads the target humidity. Further, at the start of the humidification operation, the target humidity is read by searching the table of FIG. 13 based on the temperature detected by the temperature sensor 40. Thereby, the target humidity can be determined in accordance with the conditions of the ambient air of the air conditioner 100 for each of the dehumidifying operation and the humidifying operation in the specific mode.
  • Each of the embodiments described above discloses a configuration for conditioning the ambient air, and these may be implemented individually or in combination of two or more.
  • the air conditioner (100) humidifies the air and sends out the humidified air to the outside (humidification rotor 5, heater, etc.), dehumidifies the air, and sends the dehumidified air to the outside.
  • a dehumidifying unit heat exchanger 9
  • a blower for blowing air to the dehumidifying unit and the humidifying unit double-wing fan 8C
  • a control unit CPU 31 for controlling the air conditioner.
  • the controller stops the one operation after starting one of the humidifying operation for driving the humidifying unit while blowing with the blower and the dehumidifying operation for driving the dehumidifying unit while blowing with the blower, It is configured to perform a blowing operation by a blower and then perform the other of the humidifying operation and the dehumidifying operation (see FIG. 6).
  • the air conditioner further includes an air purifier (ion generator 38) for purifying the air, the blower further blows air to the air purifier, and the controller drives the air purifier. It is configured to perform a blowing operation.
  • the air conditioner further includes a humidity sensor 41 that detects the humidity around the air conditioner, and the control unit has a start humidity that is detected before starting one of the operations, When the humidity is equal to or higher than the target humidity for adjusting the humidity, the dehumidifying operation is started as one operation, and when the detected humidity is lower than the target humidity, the humidifying operation is started as one operation.
  • the control unit is configured to perform a blowing operation by a blower for a predetermined time (30 seconds), and to determine the humidity detected by the humidity sensor at the predetermined time as the starting humidity. Is done.
  • the control unit when one of the operations is stopped, starts a blowing operation by the blower, during the blowing operation, the difference between the humidity detected by the humidity sensor 41 and the target humidity is greater than or equal to the first threshold (target humidity) Is 5% or more), the air blowing operation is stopped and the other operation is started.
  • the other operation different from the current operation for humidity control (one of the dehumidifying operation and the humidifying operation) is performed. Operation is carried out. Thereby, humidity control can be promoted.
  • the control unit determines whether the humidity detected by the humidity sensor and the target humidity when a predetermined time (3 hours) has elapsed since the start of the air blowing operation by the blower after one operation is stopped. When the difference is within the range of the second threshold (the difference from the target humidity is 1 to 4%), the air blowing operation is stopped and the other operation is started. Thereby, humidity control can be promoted.
  • the control unit is configured to determine the target humidity based on the ambient humidity of the air conditioner. Therefore, the operation for humidity control can be performed according to the target temperature based on the ambient humidity.
  • the air conditioner further includes a brightness sensor (illuminance sensor 20) that detects the brightness around the air conditioner, and the control unit determines the target humidity based on the detected brightness and the ambient humidity. Configured to determine. Therefore, the target humidity can be variably determined based on the ambient brightness (for example, at bedtime or during the day).
  • a brightness sensor luminance sensor 20
  • the control unit determines the target humidity based on the detected brightness and the ambient humidity. Configured to determine. Therefore, the target humidity can be variably determined based on the ambient brightness (for example, at bedtime or during the day).
  • the control unit is configured to determine the target humidity based on the detected brightness, ambient humidity, and ambient temperature of the air conditioner. Therefore, the target humidity can be variably determined based on the ambient brightness and the ambient temperature.
  • the air conditioner further includes a brightness sensor that detects the ambient brightness of the air conditioner, and the control unit performs a blow operation when the detected brightness indicates the first brightness level.
  • the air flow rate is determined to be the first value and the detected brightness indicates a second brightness level that is darker than the first brightness, the air flow rate is set to a second value that is different from the first value. Configured to determine. Therefore, based on the brightness of the surroundings, when it is dark (such as at bedtime), the amount of blown air can be reduced compared to when it is bright (daytime), and sleep can be prevented from being disturbed by the blowing sound.
  • the air conditioner further includes a dirt degree sensor (odor sensor 39) for detecting the degree of dirt in the ambient air of the air conditioner, and the control unit performs a fan operation based on the degree of dirt detected by the dirt degree sensor. It is comprised so that the ventilation volume by may be determined variably. Therefore, it is possible to perform humidification or dehumidification operation for humidity adjustment while agitating ambient air by blowing air to alleviate dirt.
  • a dirt degree sensor odor sensor 39
  • the air conditioner further includes a blowout port (12A) for blowing air, and a louver (blowout louver 12C) provided at the blowout port and having a variable inclination to adjust the wind direction.
  • the louver inclination is fixed at a predetermined angle (for example, 20 degrees).
  • this angle is desirably an angle for generating an air flow from the ceiling toward the side wall.

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PCT/JP2016/055227 2015-09-18 2016-02-23 空気調和機 WO2017047124A1 (ja)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020085339A1 (ja) * 2018-10-22 2020-04-30 ダイキン工業株式会社 除湿システムの制御方法
CN116839131A (zh) * 2023-07-24 2023-10-03 佛山市南海科日超声电子有限公司 一种无雾精准加湿的加湿器

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110260425A (zh) * 2019-06-10 2019-09-20 珠海格力电器股份有限公司 除湿机
WO2022190447A1 (ja) * 2021-03-09 2022-09-15 三菱電機株式会社 除湿機
CN115751570B (zh) * 2022-12-05 2024-05-10 珠海格力电器股份有限公司 可除湿、加湿的空气净化器

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002156144A (ja) * 2001-09-26 2002-05-31 Sanyo Electric Co Ltd 空気調和機
JP2005133986A (ja) * 2003-10-28 2005-05-26 Hitachi Home & Life Solutions Inc 空気調和機
JP2011012861A (ja) * 2009-06-30 2011-01-20 Toshiba Home Technology Corp 空気調和機
JP2011242043A (ja) * 2010-05-18 2011-12-01 Panasonic Corp 保湿装置
JP2012026654A (ja) * 2010-07-23 2012-02-09 Daikin Industries Ltd 空調機

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101691959B (zh) * 2009-05-25 2012-07-18 广东志高空调有限公司 恒温恒湿的调节系统及整体式恒温恒湿机
JP2013221730A (ja) * 2012-04-19 2013-10-28 Daikin Industries Ltd 調湿装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002156144A (ja) * 2001-09-26 2002-05-31 Sanyo Electric Co Ltd 空気調和機
JP2005133986A (ja) * 2003-10-28 2005-05-26 Hitachi Home & Life Solutions Inc 空気調和機
JP2011012861A (ja) * 2009-06-30 2011-01-20 Toshiba Home Technology Corp 空気調和機
JP2011242043A (ja) * 2010-05-18 2011-12-01 Panasonic Corp 保湿装置
JP2012026654A (ja) * 2010-07-23 2012-02-09 Daikin Industries Ltd 空調機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020085339A1 (ja) * 2018-10-22 2020-04-30 ダイキン工業株式会社 除湿システムの制御方法
CN116839131A (zh) * 2023-07-24 2023-10-03 佛山市南海科日超声电子有限公司 一种无雾精准加湿的加湿器

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