WO2022127108A1 - 空调器及其温湿度调控方法、计算机可读存储介质 - Google Patents

空调器及其温湿度调控方法、计算机可读存储介质 Download PDF

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Publication number
WO2022127108A1
WO2022127108A1 PCT/CN2021/107308 CN2021107308W WO2022127108A1 WO 2022127108 A1 WO2022127108 A1 WO 2022127108A1 CN 2021107308 W CN2021107308 W CN 2021107308W WO 2022127108 A1 WO2022127108 A1 WO 2022127108A1
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WO
WIPO (PCT)
Prior art keywords
dehumidification
air conditioner
temperature
frequency
air
Prior art date
Application number
PCT/CN2021/107308
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English (en)
French (fr)
Inventor
席战利
蔡志昇
毕然
李玉
肖其登
高卓贤
Original Assignee
广东美的制冷设备有限公司
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Application filed by 广东美的制冷设备有限公司 filed Critical 广东美的制冷设备有限公司
Publication of WO2022127108A1 publication Critical patent/WO2022127108A1/zh

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/89Arrangement or mounting of control or safety devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control 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
    • F24F11/77Control 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 by controlling the speed of ventilators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/88Electrical aspects, e.g. circuits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-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
    • F24F3/12Air-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
    • F24F3/14Air-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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-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
    • F24F3/12Air-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
    • F24F3/14Air-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
    • F24F3/153Air-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 with subsequent heating, i.e. with the air, given the required humidity in the central station, passing a heating element to achieve the required temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1854Arrangement or mounting of grates or heating means for air heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • F25B41/30Expansion means; Dispositions thereof
    • F25B41/31Expansion valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022Compressor control arrangements
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Definitions

  • the present application relates to the technical field of air conditioners, and in particular, to a temperature and humidity control method, an air conditioner, and a computer-readable storage medium.
  • air conditioners With the development of science and technology and the improvement of people's living standards, air conditioners have been widely used, and people have higher and higher requirements for the use of air conditioners, and the performance of air conditioners has been continuously optimized.
  • current air conditioners generally have a dehumidification function.
  • the air conditioner generally dehumidifies the indoor environment through cooling operation.
  • the indoor heat exchanger is in the evaporating state to absorb heat, which will reduce the indoor ambient temperature.
  • the indoor heat exchanger is in the evaporating state to absorb heat, which will reduce the indoor ambient temperature.
  • the main purpose of the present application is to provide a temperature and humidity control method, which aims to realize that the air conditioner dehumidifies the indoor environment without reducing the indoor temperature, and improves the comfort of indoor users during the dehumidification process.
  • the present application provides a temperature and humidity control method, which is applied to an air conditioner, and the temperature and humidity control method comprises the following steps:
  • Control the heating module to heat the air in the air duct of the air conditioner, and control the dehumidification operation of the air conditioner according to the set dehumidification parameters. threshold;
  • the dehumidification operating parameters include a dehumidification frequency, a dehumidification rotational speed and/or a dehumidification opening, and the dehumidification operating parameters of the air conditioner are adjusted so that the outlet air temperature is greater than or equal to the inlet air temperature.
  • the temperature steps include:
  • control the compressor of the air conditioner When the outlet air temperature is lower than the inlet air temperature, control the compressor of the air conditioner to reduce the dehumidification frequency, control the fan of the air conditioner to reduce the dehumidification speed, and/or control the electronic expansion valve of the air conditioner Increase the dehumidification opening.
  • control of the compressor of the air conditioner to reduce the dehumidification frequency, the control of the fan of the air conditioner to reduce the dehumidification speed, and/or the control of the electronic expansion valve of the air conditioner to increase the dehumidification opening degree. Steps include:
  • the time interval is set, and the fan of the air conditioner is controlled to reduce the dehumidification speed, and/or the electronic expansion valve of the air conditioner is controlled to increase the dehumidification opening.
  • the target component is defined to include the fan and/or the electronic expansion valve
  • the adjustment parameter of the dehumidification operation corresponding to the target component is defined as the first target adjustment parameter
  • the fan that controls the air conditioner is defined as the first target adjustment parameter.
  • the target component is controlled to adjust operating parameters according to the first target adjustment parameters.
  • the first target adjustment parameter includes an adjustment rate and an adjustment range of the operating parameter corresponding to the target component, and the first target adjustment parameter is determined according to the frequency change parameter and the operating power.
  • the steps include:
  • the adjustment range is determined according to the frequency change parameter, and the adjustment rate is determined according to the operating power
  • the adjustment range has an increasing trend with the increase of the frequency change parameter, and the adjustment rate has a decreasing trend with the increase of the operating power.
  • the step of controlling the compressor of the air conditioner to reduce the dehumidification frequency includes:
  • the method for obtaining the target frequency adjustment parameter includes: obtaining a preset frequency adjustment parameter as the target frequency adjustment parameter, and determining the target frequency adjustment parameter according to the temperature deviation between the outlet air temperature and the inlet air temperature, Or, the target frequency adjustment parameter is determined according to a preset frequency coefficient and the current operating frequency of the compressor.
  • the step of controlling the compressor of the air conditioner to reduce the dehumidification frequency it further includes:
  • the fan of the air conditioner In response to the current dehumidification frequency of the compressor being less than or equal to the set minimum frequency, the fan of the air conditioner is controlled to reduce the dehumidification speed, and/or the electronic expansion valve of the air conditioner is controlled to increase the dehumidification opening.
  • the target component is defined to include the fan and/or the electronic expansion valve
  • the adjustment parameter of the dehumidification operation corresponding to the target component is defined as the second target adjustment parameter
  • the control of the fan of the air conditioner reduces the dehumidification.
  • the step of controlling the electronic expansion valve of the air conditioner to increase the dehumidification opening degree includes:
  • the method for obtaining the second target adjustment parameter includes: obtaining a preset adjustment parameter corresponding to the target component as the second target adjustment parameter, and according to the temperature between the outlet air temperature and the inlet air temperature The deviation determines the second target adjustment parameter, or the second target adjustment parameter is determined according to the preset frequency coefficient corresponding to the target component and the current operating frequency of the target component.
  • the setting of the dehumidification parameters includes setting the dehumidification frequency, the dehumidification rotational speed and/or the setting of the dehumidification opening
  • the step of controlling the dehumidification operation of the air conditioner according to the set dehumidification parameters includes:
  • the set dehumidification frequency is less than or equal to the set frequency threshold
  • the set dehumidification speed is less than or equal to the set speed threshold
  • the set dehumidification opening is greater than or equal to the set opening threshold
  • the step of controlling the dehumidification operation of the air conditioner according to the set dehumidification parameters it further includes:
  • the setting of dehumidification parameters includes setting a dehumidification frequency, and the setting dehumidification frequency tends to decrease as the operating power decreases;
  • the setting dehumidification parameters includes setting a dehumidification speed, and the setting dehumidification speed and/or,
  • the set dehumidification parameter includes the dehumidification opening degree, and the set dehumidification opening degree has an increasing trend as the operation power decreases.
  • the step of controlling the dehumidification operation of the air conditioner according to the set dehumidification parameters it further includes:
  • the air conditioner is controlled to avoid the target position to supply air.
  • the present application also proposes an air conditioner, the air conditioner comprising:
  • the heating module is used to heat the air in the outlet air duct
  • control device is connected to the heating module, and the control device includes: a memory, a processor, and a temperature and humidity regulation program stored on the memory and running on the processor, the temperature and humidity When the regulation program is executed by the processor, the steps of the temperature and humidity regulation method described in any one of the above are realized.
  • the present application also proposes a computer-readable storage medium on which a temperature and humidity control program is stored, and when the temperature and humidity control program is executed by a processor, any one of the above is realized.
  • the steps of the temperature and humidity control method are described in detail below.
  • the present application proposes a temperature and humidity control method applied to an air conditioner.
  • the method controls the heating module to heat the air in the air outlet duct and controls the operation of the air conditioner according to the set dehumidification parameters to limit the cooling of the indoor environment by the output cooling capacity of the air conditioner.
  • the dehumidification operation parameters of the air conditioner are adjusted so that the air outlet temperature of the air conditioner can be greater than or equal to the inlet air temperature, so as to ensure that the air conditioner dehumidifies at the same time.
  • the air outlet will not reduce the indoor ambient temperature, and effectively improve the comfort of indoor users during the dehumidification process.
  • FIG. 1 is a schematic diagram of the hardware structure involved in the operation of an embodiment of an air conditioner of the present application
  • FIG. 2 is a schematic flowchart of an embodiment of a temperature and humidity control method of the present application
  • FIG. 3 is a schematic flowchart of another embodiment of the temperature and humidity control method of the present application.
  • FIG. 4 is a schematic flowchart of another embodiment of the temperature and humidity control method of the present application.
  • the main solution of the embodiment of the present application is to control the heating module to heat the air in the air outlet duct of the air conditioner, and control the dehumidification operation of the air conditioner according to the set dehumidification parameters, wherein the air conditioner uses the set dehumidification parameters During operation, the decreasing range of the indoor ambient temperature is less than or equal to the set threshold; adjust the dehumidification operation parameters of the air conditioner so that the air outlet temperature of the air conditioner is greater than or equal to the air inlet temperature of the air conditioner.
  • the air conditioner generally dehumidifies the indoor environment through cooling operation.
  • the indoor heat exchanger is in an evaporating state to absorb heat, which will reduce the indoor ambient temperature, and the user has no cooling demand or cooling demand for the air conditioner.
  • the indoor ambient temperature is too low, which will seriously affect the user's comfortable experience.
  • the present application provides the above solution, which aims to achieve that the air conditioner dehumidifies the indoor environment without reducing the indoor temperature, and improves the comfort of indoor users during the dehumidification process.
  • the embodiment of the present application proposes an air conditioner.
  • the air conditioner can be any air conditioning device with a heat pump system, such as a wall-mounted air conditioner, a cabinet air conditioner, a window air conditioner, and a multi-line air conditioner.
  • the air conditioner includes a casing, a refrigerant circulation loop, a fan, a heating module, etc.
  • the refrigerant circulation loop includes a compressor, a first heat exchanger, a throttling device, and a second heat exchanger connected in sequence.
  • the second heat exchanger may specifically be an indoor heat exchanger
  • the first heat exchanger may specifically be an outdoor heat exchanger.
  • the fans include indoor fans and outdoor fans. The indoor fans correspond to the indoor heat exchanger settings, and the outdoor fans correspond to the outdoor heat exchanger settings.
  • the throttling device specifically refers to an electronic expansion valve.
  • the throttling device may also be other throttling components whose throttling effect cannot be adjusted, such as a capillary tube and the like.
  • the heating module is specifically an electric auxiliary heating module.
  • the heating module can also be configured as other types of functional modules with heating functions, such as modules heated by radiation, according to actual requirements.
  • an air duct may be provided in the housing, a return air outlet and an air outlet may be arranged on the housing, and the air duct communicates with the return air outlet and the air outlet of the air outlet, and a part of the air duct close to the air outlet may be defined as an air outlet air duct.
  • the indoor heat exchanger, the indoor unit and the heating module are all arranged in the air outlet duct. Specifically, the heating module is located between the indoor heat exchanger and the air outlet.
  • the air in the indoor environment enters the air duct from the return air outlet, and then flows through the indoor heat exchanger for heat exchange (such as cooling and dehumidification) after entering the air outlet air duct.
  • the air after heat exchange by the indoor heat exchanger can be heated by the heating module and sent to the indoor environment from the air outlet.
  • the air conditioner may also be provided with a detection module.
  • the detection module may include a temperature sensor and/or a humidity sensor.
  • the temperature sensor can be set at the air return and/or air outlet of the air conditioner according to actual needs, and is used to detect the air outlet temperature and the air inlet temperature of the air conditioner (it can also be regarded as the indoor ambient temperature).
  • the humidity sensor can also be installed at the air return and/or air outlet of the air conditioner according to actual needs, to detect the air inlet humidity (which can also be considered as indoor ambient humidity) and the air outlet humidity of the air conditioner.
  • the embodiment of the present application proposes a control device, which can be applied to temperature and humidity control of the above-mentioned air conditioner.
  • the control device may be built into the above-mentioned air conditioner, or may be provided independently of the above-mentioned air conditioner according to actual needs.
  • the control apparatus includes: a processor 1001 (eg, a CPU), a memory 1002 , and the like.
  • the memory 1002 may be high-speed RAM memory, or may be non-volatile memory, such as disk memory.
  • the memory 1002 may also be a storage device independent of the aforementioned processor 1001 .
  • the processor 1001 is connected to the memory 1002 .
  • the processor 1001 can also be connected to the above-mentioned compressor 1 , fan 2 , detection module 3 , heating module 4 , and electronic expansion valve 5 .
  • the processor 1001 can control the operation of the compressor 1 , the indoor fan 2 , the heating module 4 and the electronic expansion valve 5 , and can also acquire temperature data collected by the detection module 3 .
  • FIG. 1 does not constitute a limitation to the device, and may include more or less components than the one shown, or combine some components, or arrange different components.
  • the memory 1002 as a computer-readable storage medium may include an air conditioner temperature and humidity control program.
  • the processor 1001 can be used to call the air conditioner temperature and humidity control program stored in the memory 1002, and execute the relevant steps of the air conditioner temperature and humidity control method in the following embodiments.
  • the embodiments of the present application further provide a temperature and humidity control method, which is applied to the above-mentioned air conditioner.
  • the temperature and humidity control method includes:
  • Step S10 controlling the heating module to heat the air in the air outlet duct of the air conditioner, and controlling the dehumidification operation of the air conditioner according to the set dehumidification parameters, wherein the indoor ambient temperature drops when the air conditioner operates with the set dehumidification parameters
  • the amplitude is less than or equal to the set threshold
  • step S10 is performed in a settable dehumidification mode.
  • the setting of the dehumidification mode specifically refers to an operation mode of the air conditioner that reduces the humidity of the indoor environment without lowering the temperature of the indoor environment.
  • the indoor heat exchanger is in an evaporating state, and the humidity of the air after passing through the indoor heat exchanger is lower than that of the air before passing through the indoor heat exchanger, so as to achieve dehumidification.
  • the setting dehumidification mode can be entered when the control command input by the user is received; in addition, the temperature and humidity of the current indoor environment can also be monitored by the air conditioner, and the air conditioner can be controlled to enter the setting mode when the monitored data meets the preset conditions.
  • Set the dehumidification mode for example, when the indoor ambient temperature is lower than the set ambient temperature and the indoor ambient humidity is greater than or equal to the set humidity, the air conditioner is controlled to enter the set dehumidification mode.
  • the heating module is specifically an electric auxiliary heating module, which may be an electric auxiliary heating module with adjustable heating power, or an electric auxiliary heating module with non-adjustable heating power.
  • the heating module heats the air in the outlet air duct, the heating module can operate with a variable heating power or with a fixed heating power.
  • the specific setting of the dehumidification parameters is preset so that the drop rate of the indoor ambient temperature is less than or equal to the set threshold.
  • the air in the indoor environment enters the air conditioner and exchanges heat with the indoor heat exchanger and then dehumidifies the humidity.
  • the temperature before the heat exchange between the air and the indoor heat exchanger is defined as the first temperature.
  • the latter temperature is the second temperature, and the decreasing range of the indoor ambient temperature here refers to the temperature deviation between the first temperature and the second temperature.
  • the set dehumidification parameters can include the operation parameters of the components related to the output cooling capacity during the dehumidification process of the air conditioner, and can include one or more than one, which can be selected according to the actual situation. It is only necessary to ensure that the air conditioner operates according to the set dehumidification parameters.
  • the cooling capacity of the output can be less than or equal to the set threshold.
  • the size of the set threshold here can be specifically determined according to the actual situation.
  • the heat emitted when the heating module is turned on can compensate for the heat absorbed by the air conditioner during cooling and dehumidification, so as to ensure that the outlet air temperature of the air conditioner will not be too low.
  • Step S20 adjusting the dehumidification operation parameters of the air conditioner so that the air outlet temperature of the air conditioner is greater than or equal to the air inlet temperature of the air conditioner.
  • the inlet air temperature represents the temperature of the air entering the air conditioner without temperature and humidity regulation from the indoor environment;
  • the outlet air temperature represents the temperature of the air entering the air conditioner after being regulated by temperature and humidity and sent to the indoor environment.
  • the outlet air temperature can be obtained by acquiring data detected by a temperature sensor provided at the air outlet of the air conditioner.
  • the inlet air temperature can be obtained by acquiring data detected by a temperature sensor disposed at the air return port of the air conditioner.
  • the dehumidification operation parameters specifically refer to the operation parameters of the components related to the outlet air temperature during the current dehumidification operation of the air conditioner.
  • the adjustment parameters may specifically include the adjustment direction (such as increasing, decreasing or maintaining the same), adjustment range, adjustment ratio, adjustment rate, etc. of the dehumidification operation parameters.
  • the corresponding relationship between the outlet air temperature, the inlet air temperature and the adjustment parameters of the dehumidification operation parameters may be preset, and may be a quantitative relationship, a mapping relationship, or the like. Based on the corresponding relationship, the adjustment parameters of the dehumidification operation parameters corresponding to the current outlet air temperature and the inlet air temperature can be determined, and the dehumidification operation parameters of the air conditioner can be adjusted based on the determined adjustment parameters.
  • the target interval is a temperature set greater than or equal to the inlet air temperature.
  • the outlet air temperature and the inlet air temperature can be based on the quantitative relationship between the outlet air temperature and the inlet air temperature (such as temperature deviation, temperature ratio, etc.), based on the magnitude relationship between the outlet air temperature and the inlet air temperature (for example, the outlet air temperature is greater than or equal to the inlet air temperature) temperature and outlet air temperature are lower than inlet air temperature) to determine the corresponding adjustment parameters to adjust the dehumidification operation parameters of the air conditioner.
  • Different temperature deviations correspond to different adjustment ranges or adjustment ratios, and different magnitude relationships can correspond to different adjustment directions. For example, when the outlet air temperature is greater than or equal to the inlet air temperature, the dehumidification operation parameters can be maintained unchanged; when the outlet air temperature is lower than the inlet air temperature, the dehumidification operation parameters can be reduced.
  • the dehumidification operation parameters include a dehumidification frequency, a dehumidification rotational speed, and/or a dehumidification opening. That is, at least one of the dehumidification frequency, the dehumidification rotation speed, and the dehumidification opening degree may be adjusted based on the outlet air temperature and the inlet air temperature.
  • the dehumidification frequency specifically refers to the operating frequency of the compressor during the current dehumidification process
  • the dehumidification speed specifically refers to the operating speed of the fan during the current dehumidification process
  • the dehumidification opening specifically refers to the opening of the electronic expansion valve during the current dehumidification process.
  • step S30 may specifically include acquiring the outlet air temperature and inlet air temperature of the air conditioner, and when the outlet air temperature is lower than the inlet air temperature, at least one or a combination of more than one of the following methods is adopted:
  • Mode 1 when the temperature of the outlet air is lower than the temperature of the inlet air, controlling the compressor of the air conditioner to reduce the frequency of dehumidification;
  • the fan of the air conditioner when the temperature of the outlet air is lower than the temperature of the inlet air, the fan of the air conditioner is controlled to reduce the dehumidification speed;
  • the fan may include an indoor fan and/or an outdoor fan;
  • the electronic expansion valve of the air conditioner is controlled to increase the dehumidification opening degree.
  • Manner 4 When the outlet air temperature is greater than or equal to the inlet air temperature, control the compressor, electronic expansion valve and/or fan of the air conditioner to maintain current operating parameters.
  • any one of the reduction of the dehumidification frequency of the compressor, the reduction of the dehumidification speed of the fan, and the increase of the dehumidification opening of the electronic expansion valve can further reduce the cooling capacity output by the air conditioner, thereby reducing the decline of the indoor ambient temperature.
  • the further reduction of the output cooling capacity of the air conditioner can further increase the outlet air temperature of the air conditioner on the current basis.
  • a temperature and humidity control method proposed in the embodiment of the present application controls the heating module to heat the air in the air outlet duct and controls the operation of the air conditioner according to the set dehumidification parameters to limit the cooling effect of the output cooling capacity of the air conditioner on the indoor environment, thereby
  • the outlet air temperature will not be too low.
  • adjust the dehumidification operation parameters of the air conditioner so that the outlet air temperature of the air conditioner can be greater than or equal to the inlet air temperature, so as to ensure that the air conditioner dehumidifies while the air outlet. It will not reduce the indoor ambient temperature, and effectively improve the comfort of indoor users during the dehumidification process.
  • setting the dehumidification parameters includes setting the dehumidification frequency, setting the dehumidification rotational speed, and/or setting the dehumidification opening.
  • the pre-set dehumidification frequency refers to the pre-set compressor operating frequency that limits the cooling capacity output by the air conditioner to be less than or equal to the set threshold;
  • the fan running speed with a certain threshold can refer to the speed of the indoor fan and/or the outdoor fan;
  • the set dehumidification opening refers to the preset limit of the cooling capacity of the air conditioner output being less than or equal to the set threshold of the electronic expansion valve. opening.
  • the cooling capacity output by the air conditioner is limited to be less than or equal to the set threshold.
  • the fan may specifically include an indoor fan and/or an outdoor fan of the air conditioner.
  • the set dehumidification frequency is less than or equal to the set frequency threshold, the set dehumidification speed is less than or equal to the set speed threshold, and the set dehumidification opening is greater than or equal to the set opening threshold.
  • the compressor can run at a fixed frequency or variable frequency with a dehumidification frequency less than or equal to the set frequency threshold; the fan can run at a fixed speed or a variable speed with a dehumidification speed less than or equal to the set speed threshold; the electronic expansion valve can be less than or equal to the set speed.
  • the dehumidification opening of the opening threshold is operated in a fixed opening or a variable opening.
  • the compressor operates at a low frequency, which can reduce the output capacity of the compressor and reduce the heat exchange capacity of the refrigerant system, thereby reducing the output cooling capacity of the air conditioner and realizing the improvement of indoor environment.
  • the limit of the temperature drop; the set dehumidification speed is less than or equal to the set speed threshold, the fan runs at low speed, and when the indoor fan runs at low speed, the cooling capacity carried by cooling and dehumidification can be sent into the indoor air to reduce, and the outdoor fan
  • the condensing temperature of the outdoor heat exchanger can be raised, thereby increasing the evaporating temperature of the indoor heat exchanger, which can reduce the cooling capacity carried by the indoor air after cooling and dehumidification, and realize the output cooling capacity of the air conditioner.
  • the cooling capacity carried by the indoor air after cooling and dehumidification reduces the output cooling capacity of the air conditioner and limits the range of the indoor ambient temperature drop.
  • the set dehumidification frequency can be selected from a frequency set less than or equal to the set frequency threshold, which can be a preset fixed parameter or a parameter selected from the frequency set based on the actual operation of the air conditioner.
  • the set dehumidification speed can be selected from a speed set less than or equal to the set speed threshold, which can be a preset fixed parameter, or a parameter selected from the speed set based on the actual operation of the air conditioner.
  • the set dehumidification opening degree can be selected from an opening degree set greater than or equal to the set opening degree threshold, which can be a preset fixed parameter, or a parameter selected from the opening degree set based on the actual operation of the air conditioner.
  • the step before the step of controlling the dehumidification operation of the air conditioner according to the set dehumidification parameters, the step further includes: obtaining the operating power of the heating module; obtaining the set dehumidification parameters according to the operating power; Setting dehumidification parameters includes setting a dehumidification frequency, and the set dehumidification frequency tends to decrease as the operating power decreases; the setting dehumidification parameters includes setting a dehumidification speed, and the set dehumidification speed varies with the operating power and/or, the set dehumidification parameter includes the dehumidification opening degree, and the set dehumidification opening degree has an increasing trend as the operating power decreases.
  • different operating powers correspond to different set dehumidification parameters, so that when the operating power of the heating module is higher and the heating efficiency is higher, the output cooling capacity of the air conditioner corresponding to the set dehumidification parameters can be appropriately increased.
  • the increase of the amount is conducive to improving the dehumidification effect of the air conditioner, so as to ensure that the heat emitted by the heating module can offset the cooling output of the air conditioner to ensure that the outlet air temperature will not be too low, so that the indoor temperature and humidity can meet the user's comfort. sexual needs.
  • the target position of the human body in the indoor environment can be obtained;
  • the air conditioner avoids the target position to supply air.
  • the target position here can be input by the user, and can also be automatically detected based on the human body positioning module (eg, infrared detection module, radar, image acquisition module, etc.) set in the air conditioner.
  • the human body positioning module eg, infrared detection module, radar, image acquisition module, etc.
  • the direction other than the direction of the target position can be determined as the air outlet direction of the air conditioner, and the air guide components of the air outlet of the air conditioner are controlled to operate according to the determined air outlet direction, so that the air outlet of the air conditioner can be operated.
  • the direction avoids the location of the user, so as to prevent the low-temperature air from blowing to the user during the dehumidification process, which can further improve the user's comfort during the dehumidification process.
  • the air conditioner can be controlled to avoid the target position to supply air, and then the heating module can be further controlled to turn on and the air conditioner can be operated according to the set dehumidification parameters.
  • the operating power of the heating module and/or the set dehumidification parameters can be based on the output of the air conditioner.
  • the deviation angle of the wind direction relative to the direction of the target position is determined. The larger the deviation angle is, the smaller the operating power can be, and vice versa; The larger the deviation angle is, the smaller the dehumidification opening can be set, and vice versa.
  • multiple components of the air conditioner can cooperate with each other to reduce the indoor ambient humidity while the temperature of the user's location does not decrease, so as to ensure the user's comfort. sex.
  • the step S20 includes:
  • Step S20a obtaining the air outlet temperature and the air inlet temperature of the air conditioner
  • Step S21 when the outlet air temperature is lower than the inlet air temperature, control the compressor of the air conditioner to reduce the dehumidification frequency
  • the adjustment of the compressor frequency may be performed according to preset adjustment parameters, or may be performed based on actually determined adjustment parameters.
  • the adjustment parameters here may specifically include an adjustment range, an adjustment ratio, an adjustment rate, and/or an adjusted target frequency value of the compressor, and the like.
  • the step of controlling the compressor of the air conditioner to reduce the dehumidification frequency includes: obtaining a target frequency adjustment parameter; controlling the compressor to reduce the dehumidification frequency according to the target frequency adjustment parameter; wherein, the method of obtaining the target frequency adjustment parameter includes one of the following ways:
  • Method 1 Obtain a preset frequency adjustment parameter as the target frequency adjustment parameter; specifically, a preset frequency adjustment rate or frequency adjustment range may be used as the target frequency adjustment parameter. For example, reduce 5Hz from the existing frequency.
  • Mode 2 Determine the target frequency adjustment parameter according to the temperature deviation between the outlet air temperature and the inlet air temperature; specifically, the target frequency adjustment parameter increases with the increase of the temperature deviation. For example, the larger the temperature deviation, the lower the frequency. the greater the magnitude.
  • Mode 3 Determine the target frequency adjustment parameter according to the preset frequency coefficient and the current operating frequency of the compressor.
  • Step S22 controlling the fan of the air conditioner to reduce the dehumidification speed at intervals of a set time period, and/or controlling the electronic expansion valve of the air conditioner to increase the dehumidification opening.
  • the set duration here is specifically a preset fixed parameter, or a parameter determined based on the actual operation of the air conditioner (for example, the adjustment parameter of the dehumidification frequency of the compressor, the current operating power of the heating module, etc.).
  • the time point when the compressor frequency is started to be reduced or the time point when the compressor frequency reduction operation is completed can be the starting point of timing, and when the timing period reaches the set period, the fan of the air conditioner is controlled to reduce the dehumidification speed, and/or Or, the electronic expansion valve of the air conditioner is controlled to increase the dehumidification opening degree.
  • the timer will be reset to zero, and the timer will be restarted when the compressor frequency is reduced next time.
  • the adjustment of the fan speed or the opening degree of the electronic expansion valve can be carried out according to the preset adjustment parameters, or can be carried out based on the actually determined adjustment parameters.
  • the adjustment parameters here may specifically include an adjustment range, an adjustment ratio, an adjustment rate, and/or an adjusted target value of the fan or the like.
  • defining the target component to include the fan and/or the electronic expansion valve, defining the adjustment parameter of the dehumidification operation corresponding to the target component as the first target adjustment parameter, and controlling the fan of the air conditioner to reduce the dehumidification speed, and /or, the step of controlling the electronic expansion valve of the air conditioner to increase the dehumidification opening degree includes:
  • Step S221 obtaining the operating power of the heating module and the frequency variation parameter corresponding to the frequency reduction operation of the compressor;
  • the operating power can be obtained through the electrical parameter detection module corresponding to the heating module.
  • the frequency change parameter specifically refers to a parameter that characterizes the frequency change characteristic of the compressor from the time point when the compressor starts to reduce the frequency to the time point when the frequency reduction operation is completed, or from the start of the frequency reduction to the current time point.
  • the frequency change parameter here may include frequency change amplitude, frequency change rate, and the like.
  • the frequency change parameter when the compressor starts to reduce frequency, it is T1, the current time is T2, and the frequency change amplitude from T1 to T2 is ⁇ f, then the frequency change parameter here can be ⁇ f or ⁇ f/ ⁇ T1-T2 ⁇ .
  • Step S222 determining the first target adjustment parameter according to the frequency variation parameter and the operating power
  • the first target adjustment parameter includes a target opening adjustment parameter corresponding to the electronic expansion valve and/or a target rotational speed opening adjustment parameter corresponding to the fan.
  • the dehumidification operating parameters include the fan speed, different frequency change parameters and operating power corresponding to different fan target speed adjustment parameters.
  • the target speed adjustment parameters of the fan corresponding to the current frequency change parameters and operating power can be obtained by calculation or table look-up.
  • the dehumidification operating parameters include when the electronic expansion valve is opened, different frequency change parameters and operating power correspond to different target opening adjustment parameters of the electronic expansion valve.
  • the target opening adjustment parameters of the electronic expansion valve corresponding to the current frequency change parameters and operating power can be obtained by calculation or table look-up through the calculation relationship or mapping relationship between frequency change parameters, operating power and opening adjustment parameters.
  • the adjustment parameters corresponding to the fan and the electronic expansion valve can be determined respectively according to the above method.
  • different frequency change parameters and operating power correspond to different first weights of the electronic expansion valve and second weights of the fan
  • the target opening adjustment parameters of the electronic expansion valve are determined according to the first weight and the set opening adjustment parameters.
  • the second weight and the set opening adjustment parameter determine the target rotational speed adjustment parameter of the fan.
  • Step S223 controlling the target component to adjust the operating parameters according to the first target adjustment parameter.
  • the fan When the first target adjustment parameter includes the target speed adjustment parameter, control the fan to reduce the speed according to the target speed adjustment parameter;
  • the electronic expansion valve is controlled to increase the opening degree according to the target opening degree adjustment parameter.
  • the adjustment parameters of the fan and/or the electronic expansion valve are comprehensively determined based on the frequency change of the compressor adjusted first and the heat dissipation of the heating module, so as to ensure
  • the fan and electronic expansion valve can coordinate and cooperate with the compressor to realize the rapid reduction of the output cooling capacity of the air conditioner, and the heat dissipation of the heating module can effectively offset the cooling capacity output by the adjusted air conditioner, thereby improving the accuracy of the outlet air temperature control and making the outlet air more efficient.
  • the temperature can quickly meet the requirements of being greater than or equal to the inlet air temperature to ensure the satisfaction of the user's comfort during the dehumidification process.
  • the first target adjustment parameter includes the adjustment rate and adjustment range of the operation parameter corresponding to the target component, that is, when the dehumidification operation parameter includes the dehumidification rotational speed, the first target adjustment parameter It includes the speed adjustment rate and the speed adjustment range, and when the dehumidification operation parameter includes the dehumidification opening, the first target adjustment parameter includes the opening adjustment rate and the opening adjustment range.
  • the above-mentioned step S222 includes: determining the adjustment range according to the frequency change parameter, and determining the adjustment rate according to the operating power; wherein, the adjustment range increases as the frequency change parameter increases trend, the adjustment rate has a decreasing trend as the operating power increases.
  • the greater the achievable frequency change the greater the adjustment range of the corresponding fan and/or the electronic expansion valve, thereby ensuring the precise coordination of the refrigeration system to achieve rapid reduction in cooling capacity.
  • the greater the operating power the greater the The larger the heat dissipation, the fan and the electronic expansion valve can be adjusted at a relatively small rate, which is beneficial to ensure that the outlet air temperature can meet the user's comfort needs, and at the same time, the indoor heat exchanger can stay long enough at a relatively low temperature It takes time to achieve the improvement of dehumidification effect, and the temperature and humidity can meet the comfort needs of users.
  • step S21a the step of controlling the compressor of the air conditioner to reduce the dehumidification frequency
  • step S21a the step further includes:
  • Step S01 obtaining the current dehumidification frequency of the compressor when the outlet air temperature is lower than the inlet air temperature
  • Step S02 judging whether the current dehumidification frequency of the compressor is greater than the set minimum frequency
  • step S21a If the current dehumidification frequency of the compressor is greater than the set minimum operating frequency, execute step S21a; if the current dehumidification frequency of the compressor is less than or equal to the set minimum operating frequency, execute step S03.
  • the set minimum frequency specifically refers to the minimum operating frequency of the compressor that is allowed by the noise standard corresponding to the air conditioner and/or the reliable operation requirement of the compressor.
  • Step S03 controlling the fan of the air conditioner to reduce the dehumidification speed, and/or controlling the electronic expansion valve of the air conditioner to increase the dehumidification opening.
  • the adjustment of the fan speed or the opening degree of the electronic expansion valve can be carried out according to the preset adjustment parameters, or can be carried out based on the actually determined adjustment parameters.
  • the adjustment parameters here may specifically include an adjustment range, an adjustment ratio, an adjustment rate, and/or an adjusted target value of the fan or the like.
  • the target component is defined to include the fan and/or the electronic expansion valve
  • the adjustment parameter of the dehumidification operation corresponding to the target component is defined as the second target adjustment parameter
  • the fan of the air conditioner is controlled to reduce the dehumidification speed
  • the step of controlling the electronic expansion valve of the air conditioner to increase the dehumidification opening includes: acquiring the second target adjustment parameter; controlling the target component to adjust the operating parameter according to the second target adjustment parameter; wherein the The method for obtaining the second target adjustment parameter includes: obtaining a preset adjustment parameter corresponding to the target component as the second target adjustment parameter, and determining the second target adjustment parameter according to the temperature deviation between the outlet air temperature and the inlet air temperature.
  • the target adjustment parameter, or, the second target adjustment parameter is determined according to the preset frequency coefficient corresponding to the target component and the current operating frequency of the target component.
  • the step of controlling the fan of the air conditioner to reduce the dehumidification speed includes: obtaining a target speed adjustment parameter; controlling the fan to reduce the dehumidification speed according to the target speed adjustment parameter; wherein, the method of obtaining the target speed adjustment parameter includes one of the following ways:
  • Manner 1 Acquire a preset rotational speed adjustment parameter as the target rotational speed adjustment parameter; specifically, a preset rotational speed adjustment rate or rotational speed adjustment range may be used as the target rotational speed adjustment parameter. For example, reduce 100 rpm from the existing speed.
  • Mode 2 Determine the target speed adjustment parameter according to the temperature deviation between the outlet air temperature and the inlet air temperature; specifically, the target speed adjustment parameter increases with the increase of the temperature deviation. For example, the larger the temperature deviation, the lower the speed. the greater the magnitude.
  • Mode 3 Determine the target rotational speed adjustment parameter according to the preset rotational speed coefficient and the current operating rotational speed of the fan.
  • the step of controlling the electronic expansion valve of the air conditioner to increase the dehumidification opening includes: obtaining a target opening adjustment parameter; controlling the electronic expansion valve to increase the dehumidification opening according to the target opening adjustment parameter; wherein, obtaining the target opening
  • the way to adjust the parameter includes one of the following ways:
  • Method 1 Obtain a preset opening adjustment parameter as the target opening adjustment parameter; specifically, a preset opening adjustment rate or opening adjustment range may be used as the target opening adjustment parameter. For example, increase the fixed step size by k steps on the basis of the existing opening degree.
  • Mode 2 Determine the target opening adjustment parameter according to the temperature deviation between the outlet air temperature and the inlet air temperature; specifically, the target opening adjustment parameter tends to increase with the increase of the temperature deviation. The greater the degree of decrease.
  • Mode 3 Determine the target opening adjustment parameter according to the preset opening coefficient and the current operating opening of the electronic expansion valve.
  • the electronic expansion valve may be adjusted preferentially, and the fan speed may be further adjusted when the opening degree of the electronic expansion valve increases above a preset threshold.
  • the cooling capacity output by the air conditioner is reduced by adjusting the opening degree of the fan and/or the electronic expansion valve, thereby ensuring that the cooling capacity output by the air conditioner can be expanded during the electronic expansion. It can be effectively reduced under the control of the valve and the fan to ensure that the heating effect of the heating module can balance the cooling capacity output by the air conditioner, and to ensure that the outlet air temperature will not drop during the dehumidification process to ensure user comfort.
  • an embodiment of the present application also proposes a computer-readable storage medium, where a temperature and humidity control program is stored on the computer-readable storage medium, and when the temperature and humidity control program is executed by a processor, any one of the above temperature and humidity control methods is implemented Relevant steps of the example.
  • the method of the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation.
  • the technical solutions of the present application can be embodied in the form of software products in essence or the parts that make contributions to the prior art.
  • the computer software products are stored in a storage medium (such as ROM/RAM) as described above. , magnetic disk, optical disk), including several instructions to make a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of the present application.

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Abstract

本申请公开了一种温湿度调控方法,该方法包括:控制加热模块加热所述空调器的出风风道内的空气,按照设定除湿参数控制空调器除湿运行,其中,所述空调器以所述设定除湿参数运行时室内环境温度的下降幅度小于或等于设定阈值;调整所述空调器的除湿运行参数,以使所述空调器的出风温度大于或等于所述空调器的进风温度。本申请还公开了一种空调器和计算机可读存储介质。

Description

空调器及其温湿度调控方法、计算机可读存储介质
本申请要求于2020年12月16日申请的、申请号为202011488392.2的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及空调技术领域,尤其涉及温湿度调控方法、空调器和计算机可读存储介质。
背景技术
随着科技的发展,人们生活水平的提高,空调器得以广泛应用,人们对空调器使用要求也越来越高,空调器的性能也得到不断的优化。例如,目前的空调器一般具有除湿功能。
然而,空调器一般通过制冷运行实现室内环境的除湿,此时室内换热器处于蒸发状态吸热,会使室内环境温度下降,而在用户对空调器不具有制冷需求或制冷需求较小时,室内环境温度过低会严重影响用户舒适体验。
技术问题
本申请的主要目的在于提供一种温湿度调控方法,旨在实现空调器对室内环境除湿的同时室内温度不会降低,提高除湿过程中室内用户舒适性。
技术解决方案
为实现上述目的,本申请提供一种温湿度调控方法,应用于空调器,所述温湿度调控方法包括以下步骤:
控制加热模块加热所述空调器风道内的空气,按照设定除湿参数控制空调器除湿运行,其中,所述空调器以所述设定除湿参数运行时室内环境温度的下降幅度小于或等于设定阈值;
调整所述空调器的除湿运行参数,以使所述空调器的出风温度大于或等于所述空调器的进风温度。
在一实施例中,所述除湿运行参数包括除湿频率、除湿转速和/或除湿开度,所述调整所述空调器的除湿运行参数,以使所述出风温度大于或等于所述进风温度的步骤包括:
获取所述空调器的出风温度和进风温度;
在所述出风温度小于所述进风温度时,控制所述空调器的压缩机降低除湿频率,控制所述空调器的风机降低除湿转速,及/或,控制所述空调器的电子膨胀阀增大除湿开度。
在一实施例中,所述控制所述空调器的压缩机降低除湿频率,控制所述空调器的风机降低除湿转速,及/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
控制所述空调器的压缩机降低除湿频率;
间隔设定时长,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。
在一实施例中,定义目标部件包括所述风机和/或所述电子膨胀阀,定义所述目标部件对应的除湿运行的调整参数为第一目标调整参数,所述控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
获取所述加热模块的运行功率和所述压缩机的降频操作对应的频率变化参数;
根据所述频率变化参数和所述运行功率确定所述第一目标调整参数;
按照所述第一目标调整参数控制所述目标部件调整运行参数。
在一实施例中,所述第一目标调整参数包括所述目标部件对应的运行参数的调节速率和调节幅度,所述根据所述频率变化参数和所述运行功率确定所述第一目标调整参数的步骤包括:
根据所述频率变化参数确定所述调节幅度,根据所述运行功率确定所述调节速率;
其中,所述调节幅度随所述频率变化参数的增大呈增大趋势,所述调节速率随所述运行功率增大呈减小趋势。
在一实施例中,所述控制所述空调器的压缩机降低除湿频率的步骤包括:
获取目标频率调整参数;
按照所述目标频率调整参数控制所述压缩机降低除湿频率;
其中,所述获取目标频率调整参数的方式包括:获取预设频率调整参数作为所述目标频率调整参数,根据所述出风温度和所述进风温度之间的温度偏差确定目标频率调整参数,或,根据预设频率系数和所述压缩机当前的运行频率确定所述目标频率调整参数。
在一实施例中,所述控制空调器的压缩机降低除湿频率的步骤之前,还包括:
在所述出风温度小于所述进风温度时,获取所述压缩机当前的除湿频率;
响应于所述压缩机当前的除湿频率大于设定最小频率,执行所述控制所述空调器的压缩机降低除湿频率的步骤;
响应于所述压缩机当前的除湿频率小于或等于所述设定最小频率,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。
在一实施例中,定义目标部件包括所述风机和/或电子膨胀阀,定义所述目标部件对应的除湿运行的调整参数为第二目标调整参数,所述控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
获取所述第二目标调整参数;
按照所述第二目标调整参数控制所述目标部件调整运行参数;
其中,所述获取第二目标调整参数的方式包括:获取所述目标部件对应的预设调整参数作为所述第二目标调整参数,根据所述出风温度和所述进风温度之间的温度偏差确定第二目标调整参数,或,根据所述目标部件对应的预设频率系数和所述目标部件当前的运行频率确定所述第二目标调整参数。
在一实施例中,所述设定除湿参数包括设定除湿频率、设定除湿转速和/或设定除湿开度,所述按照设定除湿参数控制空调器除湿运行的步骤包括:
按照所述设定除湿频率控制所述空调器的压缩机运行;
按照所述设定除湿转速控制所述空调器的风机运行;及/或,
按照所述设定除湿开度控制所述空调器的电子膨胀阀运行;
其中,所述设定除湿频率小于或等于设定频率阈值,所述设定除湿转速小于或等于设定转速阈值,所述设定除湿开度大于或等于设定开度阈值。
在一实施例中,所述按照设定除湿参数控制空调器除湿运行的步骤之前,还包括:
获取所述加热模块的运行功率;
根据所述运行功率获取所述设定除湿参数;
其中,所述设定除湿参数包括设定除湿频率,所述设定除湿频率随所述运行功率减小呈减小趋势;所述设定除湿参数包括设定除湿转速,所述设定除湿转速随所述运行功率减小呈减小趋势;且/或,所述设定除湿参数包括所述除湿开度,所述设定除湿开度随所述运行功率减小呈增大趋势。
在一实施例中,所述按照设定除湿参数控制空调器除湿运行的步骤之前,还包括:
获取室内环境内人体所在的目标位置;
控制所述空调器避开所述目标位置送风。
此外,为了实现上述目的,本申请还提出一种空调器,所述空调器包括:
加热模块,用于加热出风风道内的空气;
控制装置,所述控制装置与所述加热模块连接,所述控制装置包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的温湿度调控程序,所述温湿度调控程序被所述处理器执行时实现如上任一项所述的温湿度调控方法的步骤。
此外,为了实现上述目的,本申请还提出一种计算机可读存储介质,所述计算机可读存储介质上存储有温湿度调控程序,所述温湿度调控程序被处理器执行时实现如上任一项所述的温湿度调控方法的步骤。
有益效果
本申请提出的一种应用于空调器的温湿度调控方法,该方法控制加热模块加热出风风道内的空气同时按照设定除湿参数控制空调器运行来限制空调器输出冷量对室内环境的降温作用,从而实现空调器除湿的同时出风温度不会太低,在此基础上,调节空调器的除湿运行参数来使空调器的出风温度可大于或等于进风温度,确保空调器除湿同时其出风不会降低室内环境温度,实现除湿过程中室内用户舒适性的有效提高。
附图说明
图1为本申请空调器一实施例运行涉及的硬件结构示意图;
图2为本申请温湿度调控方法一实施例的流程示意图;
图3为本申请温湿度调控方法另一实施例的流程示意图;
图4为本申请温湿度调控方法又一实施例的流程示意图。
本申请目的的实现、功能特点及优点将结合实施例,参照附图做进一步说明。
本发明的实施方式
应当理解,此处所描述的具体实施例仅仅用以解释本申请,并不用于限定本申请。
本申请实施例的主要解决方案是:控制加热模块加热所述空调器的出风风道内的空气,按照设定除湿参数控制空调器除湿运行,其中,所述空调器以所述设定除湿参数运行时室内环境温度的下降幅度小于或等于设定阈值;调整所述空调器的除湿运行参数,以使所述空调器的出风温度大于或等于所述空调器的进风温度。
由于现有技术中,空调器一般通过制冷运行实现室内环境的除湿,此时室内换热器处于蒸发状态吸热,会使室内环境温度下降,而在用户对空调器不具有制冷需求或制冷需求较小时,室内环境温度过低会严重影响用户舒适体验。
本申请提供上述的解决方案,旨在实现空调器对室内环境除湿的同时室内温度不会降低,提高除湿过程中室内用户舒适性。
本申请实施例提出一种空调器。空调器可以是壁挂式空调、柜式空调、窗式空调、多联机空调等任意的具有热泵***的空气调节设备。
具体的,在实施例中,空调器包括壳体、冷媒循环回路、风机和加热模块等,冷媒循环回路包括依次连接的压缩机、第一换热器、节流装置和第二换热器。第二换热器可具体为室内换热器,第一换热器可具体为室外换热器。风机具体包括室内风机和室外风机,室内风机对应室内换热器设置,室外风机对应室外换热器设置。在本实施例中,节流装置具体指的是电子膨胀阀。在其他实施例中,节流装置还可以是其他节流作用不可调节的节流部件,如毛细管等。
在本实施例中,加热模块具体为电辅热模块。在其他实施例中,加热模块还可根据实际需求设置为其他类型的具有加热功能的功能模块,例如通过辐射加热的模块等。
其中,壳体内可设有风道,壳体上可设有回风口和出风口,风道连通出风口回风口和出风口,靠近出风口的一部分风道可定义为出风风道。室内换热器、室内机和加热模块均设于出风风道内,具体的,加热模块位于室内换热器与出风口之间。
在室内风机的气流扰动作用下,室内环境中的空气从回风口进入到风道内,进入出风风道后流经室内换热器进行换热(例如降温除湿),在加热模块开启时,经过室内换热器换热后的空气可经过加热模块加热后从出风口送入室内环境。
进一步的,空调器还可设有检测模块。检测模块可包括温度传感器和/或湿度传感器。温度传感器可根据实际需要设置在空调器的回风口和/或出风口,用于检测空调器的出风温度和进风温度(也可以认为是室内环境温度)。湿度传感器也可根据实际需求设置在空调器的回风口和/或出风口,用于检测空调器的进风湿度(也可以认为是室内环境湿度)和出风湿度。
本申请实施例提出一种控制装置,可应用于对上述空调器进行温湿控制。具体的,控制装置可内置于上述空调器,也可根据实际需求独立于上述空调器设置。
在本申请实施例中,参照图1,控制装置包括:处理器1001(例如CPU),存储器1002等。存储器1002可以是高速RAM存储器,也可以是稳定的存储器(non-volatile memory),例如磁盘存储器。存储器1002可选的还可以是独立于前述处理器1001的存储装置。
其中,处理器1001与存储器1002连接。此外,处理器1001还可与上述的压缩机1、风机2、检测模块3、加热模块4、电子膨胀阀5连接。处理器1001可对压缩机1、室内风机2、加热模块4和电子膨胀阀5的运行进行控制,还可获取检测模块3采集的温度数据。
本领域技术人员可以理解,图1中示出的装置结构并不构成对装置的限定,可以包括比图示更多或更少的部件,或者组合某些部件,或者不同的部件布置。
如图1所示,作为一种计算机可读存储介质的存储器1002中可以包括空调温湿度控制程序。在图1所示的装置中,处理器1001可以用于调用存储器1002中存储的空调温湿度控制程序,并执行以下实施例中空调温湿度控制方法的相关步骤操作。
本申请实施例还提供一种温湿度调控方法,应用于上述空调器。
参照图2,提出本申请温湿度调控方法一实施例。在本实施例中,所述温湿度调控方法包括:
步骤S10,控制加热模块加热所述空调器的出风风道内的空气,按照设定除湿参数控制空调器除湿运行,其中,所述空调器以所述设定除湿参数运行时室内环境温度的下降幅度小于或等于设定阈值;
具体的,在可设定除湿模式下执行步骤S10。设定除湿模式具体指的是降低室内环境的湿度同时不降低室内环境温度的空调器的运行模式。设定除湿模式下室内换热器处于蒸发状态,经过室内换热器后的空气相较于经过室内换热器前的空气湿度降低,以实现除湿。具体的,可在接收到用户输入的控制指令时进入设定除湿模式;此外,也可由空调器对当前室内环境的温湿度进行监控,在监控到的数据满足预设条件时控制空调器进入设定除湿模式,例如在室内环境温度小于设定环境温度、且室内环境湿度大于或等于设定湿度时,控制空调器进入设定除湿模式。
在本申请实施例中,加热模块具体为电辅热模块,可以是加热功率可调的电辅热模块,也可以是加热功率不可调的电辅热模块。加热模块加热出风风道内的空气时,加热模块可以变化的加热功率运行,也可以固定的加热功率运行。
设定除湿参数具体为预先设置可使室内环境温度的下降幅度小于或等于设定阈值。具体的,室内环境的空气进入到空调器内与室内换热器换热除湿后湿度这里,定义空气与室内换热器换热前的温度为第一温度,定义空气与室内换热器换热后的温度为第二温度,这里的室内环境温度的下降幅度指的是第一温度与第二温度之间的温度偏差。
设定除湿参数可包括空调器除湿过程中与输出冷量大小相关的部件的运行参数,可以包括一个或多于一个,具体可根据实际情况进行选择,只需保证空调器按照设定除湿参数运行时其输出的冷量可小于或等于设定阈值。这里的设定阈值的大小具体可以根据实际情况进行确定。
在空调器按照设定除湿参数运行时,加热模块开启时散发的热量可补偿空调器制冷除湿时吸收的热量,从而保证空调器的出风温度不会过低。
步骤S20,调整所述空调器的除湿运行参数,以使所述空调器的出风温度大于或等于所述空调器的进风温度。
进风温度表征的是室内环境进入空调器中未经过温湿度调控的空气的温度;出风温度表征的是进入空调器内的空气经过温湿度调控后送入室内环境的温度。
出风温度具体可通过获取设于空调器出风口的温度传感器检测的数据得到。进风温度具体可通过获取设于空调器回风口的温度传感器检测的数据得到。
这里,除湿运行参数具体指的是空调器当前除湿运行过程中与出风温度大小相关的部件的运行参数。
不同的出风温度和进风温度对应有不同的除湿运行参数对应的调整参数。调整参数具体可包括除湿运行参数的调整方向(如增大、减小或维持不变)、调整幅度、调整比例、调整速率等。出风温度、进风温度与除湿运行参数的调整参数之间的对应关系可以预先设置,可以是数量关系、映射关系等。基于该对应关系可确定当前出风温度和进风温度所对应的除湿运行参数的调整参数,并基于所确定的调整参数来调整空调器的除湿运行参数。其中,相同的出风温度和进风温度下,除湿运行参数的类型不同则对应的调整参数不同,只需保证除湿运行参数调整后的出风温度相比于当前的出风温度更接近目标区间即可,目标区间为大于或等于进风温度的温度集合。
具体的,可基于出风温度和进风温度之间的数量关系(如温度偏差、温度比值等)、基于出风温度和进风温度之间的大小关系(如出风温度大于或等于进风温度和出风温度小于进风温度)等来确定相应调整参数对空调器的除湿运行参数进行调整。温度偏差不同则对应不同的调整幅度或调整比例,不同的大小关系可对应不同的调整方向。例如,出风温度大于或等于进风温度时可维持除湿运行参数不变;出风温度小于进风温度时可减小除湿运行参数。
具体的,在本实施例中,所述除湿运行参数包括除湿频率、除湿转速和/或除湿开度。也就是说,可基于出风温度和进风温度调整除湿频率、除湿转速和除湿开度中的至少一个。除湿频率具体指的是压缩机在当前除湿过程中的运行频率,除湿转速具体指的是风机在当前除湿过程中的运行转速,除湿开度具体指的是电子膨胀阀在当前除湿过程中的开度。基于此,步骤S30可具体包括获取空调器的出风温度和进风温度,在出风温度小于进风温度时,采用以下方式中至少一种或多于一种的结合:
方式一,在所述出风温度小于所述进风温度时,控制所述空调器的压缩机降低除湿频率;
方式二,在所述出风温度小于所述进风温度时,控制所述空调器的风机降低除湿转速;风机可以包括室内风机和/或室外风机;
方式三,在所述出风温度小于所述进风温度时,控制所述空调器的电子膨胀阀增大除湿开度。
方式四,在所述出风温度大于或等于所述进风温度时,控制所述空调器的压缩机、电子膨胀阀和/或风机维持当前运行参数运行。
这里压缩机除湿频率的降低、风机除湿转速降低和电子膨胀阀除湿开度增大中任意一种方式均可使空调器输出的冷量进一步降低,从而减小室内环境温度的下降幅度。在加热模块的运行状态不变的情况下,空调器输出冷量的进一步降低可使空调器的出风温度在当前的基础上进一步升高。
本申请实施例提出的一种温湿度调控方法,该方法控制加热模块加热出风风道内的空气同时按照设定除湿参数控制空调器运行来限制空调器输出冷量对室内环境的降温作用,从而实现空调器除湿的同时出风温度不会太低,在此基础上,调节空调器的除湿运行参数来使空调器的出风温度可大于或等于进风温度,确保空调器除湿同时其出风不会降低室内环境温度,实现除湿过程中室内用户舒适性的有效提高。
具体的,在本实施例中,设定除湿参数包括设定除湿频率、设定除湿转速和/或设定除湿开度。设定除湿频率指的是预先设置的限制空调器输出的冷量小于或等于设定阈值的压缩机运行频率;设定除湿转速指的是预先设置的限制空调器输出的冷量小于或等于设定阈值的风机运行转速,可以指的是室内风机和/或室外风机的转速;设定除湿开度指的是预先设置的限制空调器输出的冷量小于或等于设定阈值的电子膨胀阀的开度。其中,当设定除湿参数包括设定除湿频率、设定除湿转速和设定除湿开度中的多于一个时,对于一个设定除湿频率配合限制空调器输出的冷量小于或等于设定阈值。
基于此,当设定除湿参数包括设定除湿频率时,按照所述设定除湿频率控制所述空调器的压缩机运行;当设定除湿参数包括设定除湿转速时,按照所述设定除湿转速控制所述空调器的风机运行;当设定除湿参数包括设定除湿开度时,按照所述设定除湿开度控制所述空调器的电子膨胀阀运行。其中,风机可具体包括空调器的室内风机和/或室外风机。其中,所述设定除湿频率小于或等于设定频率阈值,所述设定除湿转速小于或等于设定转速阈值,所述设定除湿开度大于或等于设定开度阈值。压缩机可以小于或等于设定频率阈值的除湿频率定频或变频运行;风机可以小于或等于设定转速阈值的除湿转速以固定转速或变化转速的方式运行;电子膨胀阀可以小于或等于设定开度阈值的除湿开度以固定开度或变化开度的方式运行。
具体的,设定除湿频率小于或等于设定频率阈值,则压缩机低频运行,可使压缩机输出能力降低,降低冷媒***的换热能力,从而降低空调器输出的冷量,实现对室内环境温度的下降幅度的限制;设定除湿转速小于或等于设定转速阈值,则风机低转速运行,其中室内风机低转速运行时,可使制冷除湿后携带的冷量送入室内空气减少,室外风机低转速运行时,可使室外换热器的冷凝温度升高,从而提高室内换热器的蒸发温度,可减小制冷除湿后送入室内空气所携带的冷量,实现空调器输出冷量的降低,实现对室内环境温度的下降幅度的限制;设定除湿开度大于或等于设定开度阈值,可使冷媒***整体的冷媒温度尤其是室内换热器的蒸发温度升高,可减小制冷除湿后送入室内空气所携带的冷量,实现空调器输出冷量的降低,实现对室内环境温度的下降幅度的限制。
设定除湿频率具体可在小于或等于设定频率阈值的频率集合中进行选取,可以是预先设置的固定参数,也可以是基于空调器实际运行情况在频率集合中选取的参数。设定除湿转速具体可在小于或等于设定转速阈值的转速集合中进行选取,可以是预先设置的固定参数,也可以是基于空调器实际运行情况在转速集合中选取的参数。设定除湿开度具体可在大于或等于设定开度阈值的开度集合中进行选取,可以是预先设置的固定参数,也可以是基于空调器实际运行情况在开度集合中选取的参数。
设定频率阈值、设定转速阈值和设定开度阈值的具体数值可以预先设置、也可以根据实际情况进行确定。在本实施例中,所述按照设定除湿参数控制空调器除湿运行的步骤之前,还包括:获取所述加热模块的运行功率;根据所述运行功率获取所述设定除湿参数;所述设定除湿参数包括设定除湿频率,所述设定除湿频率随所述运行功率减小呈减小趋势;所述设定除湿参数包括设定除湿转速,所述设定除湿转速随所述运行功率减小呈减小趋势;且/或,所述设定除湿参数包括所述除湿开度,所述设定除湿开度随所述运行功率减小呈增大趋势。基于此,不同的运行功率对应有不同的设定除湿参数,从而使加热模块的运行功率越高,加热效率越高时,设定除湿参数对应的空调器的输出冷量可适当增大,冷量的增大有利于提高空调器的除湿效果,从而保证加热模块散发的热量可抵消空调器输出的冷量以保证出风温度不会过低的同时,从而实现室内温湿度均可满足用户舒适性需求。
其中,在所述空调器处于设定除湿模式时,除了按照上述方式执行以外,还可在按照设定除湿参数控制空调器除湿运行的步骤之前,获取室内环境内人体所在的目标位置;控制所述空调器避开所述目标位置送风。这里的目标位置可由用户自行输入,也可基于空调器中设置的人体定位模块(例如红外检测模块、雷达、图像采集模块等)进行自动检测。在获取到目标位置后,可将目标位置所在方向以外的方向确定为空调器的出风方向,按照所确定的出风方向控制空调器出风口的导风部件运行,以使空调器的出风方向避开用户所在位置,从而避免除湿过程中低温空气吹向用户,可实现除湿过程用户舒适性的进一步提高。
具体的,可先控制空调器避开目标位置送风后再进一步控制加热模块开启和按照设定除湿参数控制空调器运行,而加热模块的运行功率和/或设定除湿参数可基于空调器出风方向相对于目标位置所在方向的偏离角度进行确定,偏离角度越大运行功率可相对越小,反之亦然;或是,偏离角度越大则设定除湿频率、设定除湿转速可越大,偏离角度越大则设定除湿开度可越小,反之亦然,基于此,可实现空调器多个部件相互配合使室内环境湿度降低的同时用户所在位置的温度不降低,以确保用户的舒适性。
进一步的,基于上述实施例,提出本申请温湿度调控方法另一实施例。在本实施例中,参照图3,所述步骤S20包括:
步骤S20a,获取所述空调器的出风温度和进风温度;
步骤S21,在所述出风温度小于所述进风温度时,控制所述空调器的压缩机降低除湿频率;
压缩机频率的调整可以按照预先设置的调整参数进行,也可以基于实际确定的调整参数进行。这里的调整参数可具体包括压缩机的调整幅度、调整比例、调整速率和/或调整后的目标频率值等。
具体的,控制空调器的压缩机降低除湿频率的步骤包括:获取目标频率调整参数;按照目标频率调整参数控制压缩机降低除湿频率;其中,获取目标频率调整参数的方式包括以下方式之一:
方式1,获取预设频率调整参数作为目标频率调整参数;具体的,可基于预设设置的频率调整速率或频率调整幅度作为目标频率调整参数。例如,在现有频率基础上降低5Hz。
方式2,根据出风温度和进风温度之间的温度偏差确定目标频率调整参数;具体的,目标频率调整参数随温度偏差的增大呈增大趋势,例如温度偏差越大,则频率下降的幅度越大。
方式3,根据预设频率系数和压缩机当前的运行频率确定目标频率调整参数。这里的预设频率系数具体指的预先设置的调整比例。例如,当前运行频率为f,预设频率系数为a,则目标频率调整参数Δf=f*a。
步骤S22,间隔设定时长,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。
这里的设定时长具体为预先设置的固定参数,也可以是基于空调器的实际运行情况确定的参数(例如压缩机除湿频率的调整参数、加热模块当前的运行功率等)。
具体的,可从开始降低压缩机频率的时间点或完成压缩机降频操作的时间点为计时起始点,在计时时长达到设定时长时,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。在开始降低转速或开始增大除湿开度时将计时清零,直至下一次压缩机降频时重新开始计时。
风机转速或电子膨胀阀开度的调整可以按照预先设置的调整参数进行,也可以基于实际确定的调整参数进行。这里的调整参数可具体包括风机或的调整幅度、调整比例、调整速率和/或调整后的目标值等。
在本实施例中,通过上述步骤S21和步骤S22,在提高空调器的出风温度时,先控制压缩机降频,再控制风机降转速或电子膨胀阀增大开度的方式,来实现空调器输出冷量的降低,压缩机的降频可使空调器的换热输出能力快速下降,风机转速和电子膨胀阀开度在压缩机降频后再进行调节,可使风机转速和电子膨胀阀开度在调节相同的幅度时空调器输出冷量的下降幅度增大,从而实现多个部件配合实现冷量的快速下降,以确保出风温度更接近进风温度,以保证除湿过程室内环境用户的舒适性。
具体的,定义目标部件包括所述风机和/或电子膨胀阀,定义所述目标部件对应的除湿运行的调整参数为第一目标调整参数,所述控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
步骤S221,获取所述加热模块的运行功率和所述压缩机的降频操作对应的频率变化参数;
运行功率具体可通过加热模块对应的电参数检测模块得到。
频率变化参数具体指的是表征压缩机开始降频到完成降频操作的时间点或开始降频到当前时间点频率变化特征的参数。这里的频率变化参数可包括频率变化幅度、频率变化率等。
例如,在压缩机开始降频时为T1,当前时刻为T2,T1至T2时刻频率变化幅度为Δf,则这里的频率变化参数可为Δf或Δf/∣T1-T2∣。
步骤S222,根据所述频率变化参数和所述运行功率确定所述第一目标调整参数;
不同的频率变化参数和运行功率对应不同的第一目标调整参数。第一目标调整参数包括电子膨胀阀对应的目标开度调整参数和/或风机对应的目标转速开度调整参数。
除湿运行参数包括风机转速时,不同的频率变化参数和运行功率对应不同的风机的目标转速调整参数。通过频率变化参数、运行功率与转速调整参数之间的计算关系或映射关系等,可计算或查表等方式得到当前频率变化参数和运行功率所对应的风机的目标转速调整参数。
除湿运行参数包括电子膨胀阀开度时,不同的频率变化参数和运行功率对应不同的电子膨胀阀的目标开度调整参数。通过频率变化参数、运行功率与开度调整参数之间的计算关系或映射关系等,可计算或查表等方式得到当前频率变化参数和运行功率所对应的电子膨胀阀的目标开度调整参数。
除湿运行参数包括风机转速和电子膨胀阀开度时,可按照上述方式分别确定风机和电子膨胀阀对应的调整参数。此外,不同的频率变化参数和运行功率对应不同的电子膨胀阀的第一权重和风机的第二权重,根据第一权重和设定开度调整参数确定电子膨胀阀的目标开度调整参数,根据第二权重和设定开度调整参数确定风机的目标转速调整参数。
步骤S223,按照所述第一目标调整参数控制所述目标部件调整运行参数。
第一目标调整参数包括目标转速调整参数时,根据目标转速调整参数控制风机降低转速;
第一目标调整参数包括目标开度调整参数时,根据目标开度调整参数控制电子膨胀阀增大开度。
在本实施例中,在对风机和/或电子膨胀阀进行调整时,基于先调整的压缩机的频率变化情况以及加热模块的散热情况综合确定风机和/或电子膨胀阀的调整参数,从而保证风机与电子膨胀阀可与压缩机协调配合实现空调器输出冷量快速降低的同时加热模块散热量可有效抵消调整后空调器输出的冷量,从而提高出风温度调控的精准性,使出风温度可快速的满足大于或等于进风温度的要求,以确保除湿过程用户舒适性的满足。
进一步的,在另一实施例中,所述第一目标调整参数包括所述目标部件对应的运行参数的调节速率和调节幅度,也就是说,除湿运行参数包括除湿转速时,第一目标调整参数包括转速调节速率和转速调节幅度,除湿运行参数包括除湿开度时,第一目标调整参数包括开度调节速率和开度调节幅度。基于此,上述的步骤S222包括:根据所述频率变化参数确定所述调节幅度,根据所述运行功率确定所述调节速率;其中,所述调节幅度随所述频率变化参数的增大呈增大趋势,所述调节速率随所述运行功率增大呈减小趋势。基于此,可实现频率变化越大则相应的风机和/或电子膨胀阀的调整幅度越大,从而保证制冷***的精准协调实现冷量的快速降低,在此基础上,运行功率越大,表明散热量越大,则可采用相对小的速率对风机和电子膨胀阀调节,有利于保证出风温度可满足用户舒适需求,同时使室内换热器在温度相对较低的状态下可停留足够长的时间来实现除湿效果的提高,实现温湿度均可满足用户的舒适性需求。
进一步的,基于上述任一实施例,提出本申请温湿度调控方法又一实施例。在本实施例中,参照图4,定义控制空调器的压缩机降低除湿频率的步骤为步骤S21a,所述步骤S21a之前,还包括:
步骤S01,在所述出风温度小于所述进风温度时,获取所述压缩机当前的除湿频率;
步骤S02,判断所述压缩机当前的除湿频率是否大于设定最小频率;
若所述压缩机当前的除湿频率大于设定最小运行频率,则执行所述步骤S21a;若所述压缩机当前的除湿频率小于或等于设定最小运行频率,则执行步骤S03。
设定最小频率具体指的是空调器对应的噪音标准和/或压缩机的可靠性运行需求所允许的压缩机运行的最小频率。
步骤S03,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。
风机转速或电子膨胀阀开度的调整可以按照预先设置的调整参数进行,也可以基于实际确定的调整参数进行。这里的调整参数可具体包括风机或的调整幅度、调整比例、调整速率和/或调整后的目标值等。
其中,定义目标部件包括所述风机和/或电子膨胀阀,定义所述目标部件对应的除湿运行的调整参数为第二目标调整参数,所述控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:获取所述第二目标调整参数;按照所述第二目标调整参数控制所述目标部件调整运行参数;其中,所述获取第二目标调整参数的方式包括:获取所述目标部件对应的预设调整参数作为所述第二目标调整参数,根据所述出风温度和所述进风温度之间的温度偏差确定第二目标调整参数,或,根据所述目标部件对应的预设频率系数和所述目标部件当前的运行频率确定所述第二目标调整参数。
具体的,控制所述空调器的风机降低除湿转速的步骤包括:获取目标转速调整参数;按照目标转速调整参数控制风机降低除湿转速;其中,获取目标转速调整参数的方式包括以下方式之一:
方式1,获取预设转速调整参数作为目标转速调整参数;具体的,可基于预设设置的转速调整速率或转速调整幅度作为目标转速调整参数。例如,在现有转速基础上降低100转。
方式2,根据出风温度和进风温度之间的温度偏差确定目标转速调整参数;具体的,目标转速调整参数随温度偏差的增大呈增大趋势,例如温度偏差越大,则转速下降的幅度越大。
方式3,根据预设转速系数和风机当前的运行转速确定目标转速调整参数。这里的预设转速系数具体指的预先设置的调整比例。例如,当前运行转速为N,预设转速系数为b,则目标转速调整参数ΔN=N*b。
具体的,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:获取目标开度调整参数;按照目标开度调整参数控制电子膨胀阀增大除湿开度;其中,获取目标开度调整参数的方式包括以下方式之一:
方式1,获取预设开度调整参数作为目标开度调整参数;具体的,可基于预设设置的开度调整速率或开度调整幅度作为目标开度调整参数。例如,在现有开度基础上增大固定步长k步。
方式2,根据出风温度和进风温度之间的温度偏差确定目标开度调整参数;具体的,目标开度调整参数随温度偏差的增大呈增大趋势,例如温度偏差越大,则开度下降的幅度越大。
方式3,根据预设开度系数和电子膨胀阀当前的运行开度确定目标开度调整参数。这里的预设开度系数具体指的预先设置的调整比例。例如,当前运行开度为P,预设开度系数为c,则目标开度调整参数ΔP=P*c。
需要说明的是,在本实施例中,可优先对电子膨胀阀进行调整,在电子膨胀阀开度增大至预设阈值以上时再进一步调整风机转速。
在本实施例中,通过上述方式,在频率无法进一步下降时,通过风机和/或电子膨胀阀开度的调整来降低空调器输出的冷量,从而确保空调器输出的冷量可在电子膨胀阀和风机的调控作用下有效降低,确保加热模块的加热效果可对空调器输出的冷量进行平衡,保证除湿过程出风温度不会下降,以确保用户的舒适性。
此外,本申请实施例还提出一种计算机可读存储介质,所述计算机可读存储介质上存储有温湿度调控程序,所述温湿度调控程序被处理器执行时实现如上温湿度调控方法任一实施例的相关步骤。
需要说明的是,在本文中,术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含,从而使得包括一系列要素的过程、方法、物品或者***不仅包括那些要素,而且还包括没有明确列出的其他要素,或者是还包括为这种过程、方法、物品或者***所固有的要素。在没有更多限制的情况下,由语句“包括一个……”限定的要素,并不排除在包括该要素的过程、方法、物品或者***中还存在另外的相同要素。
上述本申请实施例序号仅仅为了描述,不代表实施例的优劣。
通过以上的实施方式的描述,本领域的技术人员可以清楚地了解到上述实施例方法可借助软件加必需的通用硬件平台的方式来实现,当然也可以通过硬件,但很多情况下前者是更佳的实施方式。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分可以以软件产品的形式体现出来,该计算机软件产品存储在如上所述的一个存储介质(如ROM/RAM、磁碟、光盘)中,包括若干指令用以使得一台终端设备(可以是手机,计算机,服务器,空调器,或者网络设备等)执行本申请各个实施例所述的方法。
以上仅为本申请的优选实施例,并非因此限制本申请的专利范围,凡是利用本申请说明书及附图内容所作的等效结构或等效流程变换,或直接或间接运用在其他相关的技术领域,均同理包括在本申请的专利保护范围内。

Claims (13)

  1. 一种温湿度调控方法,应用于空调器,其中,所述温湿度调控方法包括以下步骤:
    控制加热模块加热所述空调器的出风风道内的空气,按照设定除湿参数控制空调器除湿运行,其中,所述空调器以所述设定除湿参数运行时室内环境温度的下降幅度小于或等于设定阈值;
    调整所述空调器的除湿运行参数,以使所述空调器的出风温度大于或等于所述空调器的进风温度。
  2. 如权利要求1所述的温湿度调控方法,其中,所述除湿运行参数包括除湿频率、除湿转速和/或除湿开度,所述调整所述空调器的除湿运行参数,以使所述出风温度大于或等于所述进风温度的步骤包括:
    获取所述空调器的出风温度和进风温度;
    在所述出风温度小于所述进风温度时,控制所述空调器的压缩机降低除湿频率,控制所述空调器的风机降低除湿转速,及/或,控制所述空调器的电子膨胀阀增大除湿开度。
  3. 如权利要求2所述的温湿度调控方法,其中,所述控制所述空调器的压缩机降低除湿频率,控制所述空调器的风机降低除湿转速,及/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
    控制所述空调器的压缩机降低除湿频率;
    间隔设定时长,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。
  4. 如权利要求3所述的温湿度调控方法,其中,定义目标部件包括所述风机和/或所述电子膨胀阀,定义所述目标部件对应的除湿运行的调整参数为第一目标调整参数,所述控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
    获取所述加热模块的运行功率和所述压缩机的降频操作对应的频率变化参数;
    根据所述频率变化参数和所述运行功率确定所述第一目标调整参数;
    按照所述第一目标调整参数控制所述目标部件调整运行参数。
  5. 如权利要求4所述的温湿度调控方法,其中,所述第一目标调整参数包括所述目标部件对应的运行参数的调节速率和调节幅度,所述根据所述频率变化参数和所述运行功率确定所述第一目标调整参数的步骤包括:
    根据所述频率变化参数确定所述调节幅度,根据所述运行功率确定所述调节速率;
    其中,所述调节幅度随所述频率变化参数的增大呈增大趋势,所述调节速率随所述运行功率增大呈减小趋势。
  6. 如权利要求3所述的温湿度调控方法,其中,所述控制所述空调器的压缩机降低除湿频率的步骤包括:
    获取目标频率调整参数;
    按照所述目标频率调整参数控制所述压缩机降低除湿频率;
    其中,所述获取目标频率调整参数的方式包括:获取预设频率调整参数作为所述目标频率调整参数,根据所述出风温度和所述进风温度之间的温度偏差确定目标频率调整参数,或,根据预设频率系数和所述压缩机当前的运行频率确定所述目标频率调整参数。
  7. 如权利要求3所述的温湿度调控方法,其中,所述控制空调器的压缩机降低除湿频率的步骤之前,还包括:
    响应于所述出风温度小于所述进风温度,获取所述压缩机当前的除湿频率;及
    响应于所述压缩机当前的除湿频率大于设定最小频率,执行所述控制所述空调器的压缩机降低除湿频率的步骤;或
    响应于所述压缩机当前的除湿频率小于或等于所述设定最小频率,控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度。
  8. 如权利要求7所述的温湿度调控方法,其中,定义目标部件包括所述风机和/或电子膨胀阀,定义所述目标部件对应的除湿运行的调整参数为第二目标调整参数,所述控制所述空调器的风机降低除湿转速,和/或,控制所述空调器的电子膨胀阀增大除湿开度的步骤包括:
    获取所述第二目标调整参数;
    按照所述第二目标调整参数控制所述目标部件调整运行参数;
    其中,所述获取第二目标调整参数的方式包括:获取所述目标部件对应的预设调整参数作为所述第二目标调整参数,根据所述出风温度和所述进风温度之间的温度偏差确定第二目标调整参数,或,根据所述目标部件对应的预设频率系数和所述目标部件当前的运行频率确定所述第二目标调整参数。
  9. 如权利要求1至8中任一项所述的温湿度调控方法,所述设定除湿参数包括设定除湿频率、设定除湿转速和/或设定除湿开度,所述按照设定除湿参数控制空调器除湿运行的步骤包括:
    按照所述设定除湿频率控制所述空调器的压缩机运行;
    按照所述设定除湿转速控制所述空调器的风机运行;及/或,
    按照所述设定除湿开度控制所述空调器的电子膨胀阀运行;
    其中,所述设定除湿频率小于或等于设定频率阈值,所述设定除湿转速小于或等于设定转速阈值,所述设定除湿开度大于或等于设定开度阈值。
  10. 如权利要求9所述的温湿度调控方法,其中,所述按照设定除湿参数控制空调器除湿运行的步骤之前,还包括:
    获取所述加热模块的运行功率;
    根据所述运行功率获取所述设定除湿参数;
    其中,所述设定除湿参数包括设定除湿频率,所述设定除湿频率随所述运行功率减小呈减小趋势;所述设定除湿参数包括设定除湿转速,所述设定除湿转速随所述运行功率减小呈减小趋势;且/或,所述设定除湿参数包括所述除湿开度,所述设定除湿开度随所述运行功率减小呈增大趋势。
  11. 如权利要求1至7中所述的温湿度调控方法,其中,所述按照设定除湿参数控制空调器除湿运行的步骤之前,还包括:
    获取室内环境内人体所在的目标位置;
    控制所述空调器避开所述目标位置送风。
  12. 一种空调器,其中,所述空调器包括:
    加热模块,用于加热出风风道内的空气;
    控制装置,所述控制装置与所述加热模块连接,所述控制装置包括:存储器、处理器及存储在所述存储器上并可在所述处理器上运行的温湿度调控程序,所述温湿度调控程序被所述处理器执行时实现如权利要求1至12中任一项所述的温湿度调控方法的步骤。
  13. 一种计算机可读存储介质,其中,所述计算机可读存储介质上存储有温湿度调控程序,所述温湿度调控程序被处理器执行时实现如权利要求1至12中任一项所述的温湿度调控方法的步骤。
PCT/CN2021/107308 2020-12-16 2021-07-20 空调器及其温湿度调控方法、计算机可读存储介质 WO2022127108A1 (zh)

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