CN106152412A - The temperature/humidity control method of air-conditioner and device - Google Patents

The temperature/humidity control method of air-conditioner and device Download PDF

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Publication number
CN106152412A
CN106152412A CN201610592599.1A CN201610592599A CN106152412A CN 106152412 A CN106152412 A CN 106152412A CN 201610592599 A CN201610592599 A CN 201610592599A CN 106152412 A CN106152412 A CN 106152412A
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China
Prior art keywords
conditioner
air
temperature
indoor
humidity
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Pending
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CN201610592599.1A
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Chinese (zh)
Inventor
席战利
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Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea Refrigeration Equipment Co Ltd
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Priority to CN201610592599.1A priority Critical patent/CN106152412A/en
Publication of CN106152412A publication Critical patent/CN106152412A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/20—Humidity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • 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
    • F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode

Abstract

The invention discloses the temperature/humidity control method of a kind of air-conditioner, comprising: when air-conditioner freezes, heats or dehumidify, obtain target moisture content based on indoor design temperature and indoor setting humidity；When detecting that current indoor environment temperature reaches preset comfort temperature, obtain current water capacity based on current indoor environment temperature and current indoor air humidity；Calculate the difference between current water capacity and target moisture content；When difference is less than or equal to the first preset value, control air-conditioner carries out humidification process, is more than the second preset value in difference, and when air-conditioner freezes according to automatic wind speed or dehumidifies, control air-conditioner carries out dehumidification treatments.The invention also discloses the temperature and humidity control device of a kind of air-conditioner.Present invention achieves in air-conditioner refrigeration, heat or in dehumidification process, carry out humidification process when the humidity of indoor environment is too low, or, carry out dehumidification treatments when the humidity of indoor environment is too high, and then improve the comfort level when using air-conditioning for the user.

Description

The temperature/humidity control method of air-conditioner and device
Technical field
The present invention relates to air-conditioner technical field, particularly relate to temperature/humidity control method and the device of a kind of air-conditioner.
Background technology
At present, air regulation generally includes the regulation of three aspects, i.e. temperature, humidity and cleanliness factor.In recent years, people couple More and more higher in the attention degree of air purity, and the attention degree for humidity does not has too big change.
People often use the temperature of air-conditioning regulation indoor environment, and think little of the humidity of room air.But, user When using the temperature of air-conditioning regulation indoor environment, owing to being difficult to the humidity regulation of room air in the range of suitable, and lead The body-sensing at family of applying is uncomfortable.For example, during autumn and winter season uses air-conditioning to heat, due to autumn and winter season air ratio Drier, the water content in air is relatively low, as room temperature constantly raises, causes high temperature low humidity in room, causes user's body Feel uncomfortable；During hot and humid environment when south summer uses air-conditioning to freeze, reach in room temperature Before design temperature and when room load is bigger, air-conditioner cooling and maintenance load need bigger refrigerating capacity to be always maintained at relatively High operating frequency is run, and causes in process of refrigerastion and excessively dehumidifies so that low temperature and low humidity in room, causes user's body-sensing not relaxed Suitable；Or, during the hot and humid environment when south summer uses air-conditioning to freeze, less in room load When, the refrigerating capacity that air-conditioner maintains load to need is less, and makes air-conditioner be always maintained at low operating frequency and run, cause air-conditioner The state being constantly in refrigeration but not dehumidifying so that low temperature and high relative humidity in room, causes user to feel sultryyer.
Content of the invention
The present invention provides temperature/humidity control method and the device of a kind of air-conditioner, it is intended to improve user use air-conditioning when Comfort level.
For achieving the above object, the temperature/humidity control method of a kind of air-conditioner that the present invention provides, the temperature of described air-conditioner Humidity control method comprises the following steps:
When described air-conditioner freezes, heats or dehumidify, obtain the indoor design temperature of described air-conditioner and indoor setting Humidity, and obtain target moisture content based on described indoor design temperature and indoor setting humidity；
When detecting that current indoor environment temperature reaches preset comfort temperature, detect current indoor air humidity, and base Obtain currently containing of indoor environment residing for described air-conditioner in described current indoor environment temperature and current indoor air humidity wet Amount；
Calculate the difference between described current water capacity and described target moisture content；
When described difference is less than or equal to the first preset value, controls described air-conditioner and carry out humidification process；
It is more than the second preset value in described difference, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, control institute State air-conditioner and carry out dehumidification treatments.
Preferably, described when described difference is less than or equal to the first preset value, control described air-conditioner and carry out at humidification The step of reason includes:
It is less than or equal to the first preset value in described difference, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, In first preset duration, the described air-conditioner of control runs according to maximum wind velocity；
When described air-conditioner reaches the first preset duration according to the operation duration that maximum wind velocity runs, obtain current indoor The dew-point temperature of environment and the indoor coil pipe of described air-conditioner；
When described indoor coil pipe is less than or equal to described dew-point temperature, reduce described compressor operating frequency, and When the operation duration of described compressor reaches the second preset duration after reducing operating frequency, control described air-conditioner and humidify Process.
Preferably, the step of the indoor coil pipe of the described dew-point temperature obtaining current indoor environment and described air-conditioner Also include afterwards:
When described indoor coil pipe is more than described dew-point temperature, based on the described air-conditioning of described indoor design temperature control The compressor operating of device, and control described air-conditioner and carry out humidification process.
Preferably, described when described difference is less than or equal to the first preset value, control described air-conditioner and carry out at humidification The step of reason includes:
It is less than or equal to the first preset value in described difference, and described air conditioner heat-production or described air-conditioner are according to setting When wind speed refrigeration or dehumidifying, control described air-conditioner and carry out humidification process.
Preferably, it described is more than the second preset value in described difference, and described air-conditioner freezes according to automatic wind speed or remove When wet, control described air-conditioner and carry out the step of dehumidification treatments and include:
It is more than the second preset value, and the operation duration that described air-conditioner freezes according to automatic wind speed or dehumidifies in described difference When reaching three preset duration, obtain the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner；
When described indoor coil pipe is more than described dew-point temperature, reduce the wind of described air-conditioner based on default ratio Speed.
Preferably, after the step of the difference between the described current water capacity of described calculating and described target moisture content, institute The temperature/humidity control method stating air-conditioner also includes:
It is more than the second preset value in described difference, and described air conditioner heat-production or described air-conditioner are according to wind speed setting system Cold or dehumidifying when, then control described air-conditioner humidifier stop humidification process.
Preferably, after the step of the difference between the described current water capacity of described calculating and described target moisture content, institute The temperature/humidity control method stating air-conditioner also includes:
It is more than the first preset value in described difference, and during less than or equal to described second preset value, control described air-conditioner Keep current humidification running status.
Additionally, for achieving the above object, the present invention also provides the temperature and humidity control device of a kind of air-conditioner, described air-conditioner Temperature and humidity control device include:
Acquisition module, for when described air-conditioner freezes, heats or dehumidify, obtaining the indoor setting temperature of described air-conditioner Degree and indoor setting humidity, and obtain target moisture content based on described indoor design temperature and indoor setting humidity；
Detection module, for when detecting that current indoor environment temperature reaches preset comfort temperature, detects current indoor Air humidity, and obtain indoor ring residing for described air-conditioner based on described current indoor environment temperature and current indoor air humidity The current water capacity in border；
Computing module, for calculating the difference between described current water capacity and described target moisture content；
First control module, for when described difference is less than or equal to the first preset value, controlling described air-conditioner and carrying out Humidification process；
Second control module, is used for being more than the second preset value in described difference, and described air-conditioner is according to automatic wind speed system Cold or dehumidifying when, control described air-conditioner and carry out dehumidification treatments.
Preferably, described first control module includes:
First control unit, is used for being less than or equal to the first preset value in described difference, and described air-conditioner is according to automatically When wind speed refrigeration or dehumidifying, in the first preset duration, the described air-conditioner of control runs according to maximum wind velocity；
First acquiring unit, for described air-conditioner according to the operation duration that maximum wind velocity runs reach first preset when When long, obtain the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner；
Second control unit, for when described indoor coil pipe is less than or equal to described dew-point temperature, reduces described Compressor operating frequency, and when after reducing operating frequency, the operation duration of described compressor reaches the second preset duration, control Described air-conditioner carries out humidification process.
Preferably, described first control module also includes:
3rd control unit, for when described indoor coil pipe is more than described dew-point temperature, setting based on described indoor The compressor operating of the fixed temperature described air-conditioner of control, and control described air-conditioner and carry out humidification process.
Preferably, described first control module is additionally operable to be less than or equal to the first preset value, and described sky in described difference When tune device heats or described air-conditioner freezes according to wind speed setting or dehumidifies, control described air-conditioner and carry out humidification process.
Preferably, described second control module includes:
Second acquisition unit, is used for being more than the second preset value in described difference, and described air-conditioner is according to automatic wind speed system The operation duration of cold or dehumidifying is when reaching three preset duration, obtains the dew-point temperature of current indoor environment and described air-conditioner Indoor coil pipe；
Regulation unit, for when described indoor coil pipe is more than described dew-point temperature, reducing institute based on default ratio State the wind speed of air-conditioner.
Preferably, the temperature and humidity control device of described air-conditioner also includes:
3rd control module, for being more than the second preset value, and described air conditioner heat-production or described sky in described difference When adjusting device according to wind speed setting refrigeration or dehumidifying, then the humidifier controlling described air-conditioner stops humidification process.
Preferably, the temperature and humidity control device of described air-conditioner also includes:
4th control module, is used for being more than the first preset value in described difference, and is less than or equal to described second preset value When, control described air-conditioner and keep current humidification running status.
The present invention is by when described air-conditioner freezes, heats or dehumidify, obtaining the indoor design temperature of described air-conditioner And indoor setting humidity, and obtain target moisture content based on described indoor design temperature and indoor setting humidity, then in detection To current indoor environment temperature reach preset comfort temperature when, detect current indoor air humidity, and based on described current indoor Environment temperature and current indoor air humidity obtain the current water capacity of indoor environment residing for described air-conditioner, then calculate described Current difference between water capacity and described target moisture content, wherein, when described difference is less than or equal to the first preset value, control Make described air-conditioner and carry out humidification process, be more than the second preset value in described difference, and described air-conditioner is according to automatic wind speed system Cold or dehumidifying when, control described air-conditioner and carry out dehumidification treatments, it is achieved that air-conditioner refrigeration, heat or in dehumidification process, Carry out humidification process when the humidity of indoor environment is too low, improving the humidity of indoor environment, or, in the humidity mistake of indoor environment Carry out dehumidification treatments when high, reducing the humidity of indoor environment, and then improve the comfort level when using air-conditioning for the user.
Brief description
Fig. 1 is the schematic flow sheet of the temperature/humidity control method first embodiment of air-conditioner of the present invention；
Fig. 2 be air-conditioner of the present invention temperature/humidity control method the second embodiment in control described air-conditioner and carry out at humidification The refinement schematic flow sheet of reason step；
Fig. 3 be air-conditioner of the present invention temperature/humidity control method the 3rd embodiment in control described air-conditioner and carry out at dehumidifying The refinement schematic flow sheet of reason step；
Fig. 4 is the high-level schematic functional block diagram of the temperature and humidity control device first embodiment of air-conditioner of the present invention；
Fig. 5 be air-conditioner of the present invention temperature and humidity control device the second embodiment in the refinement function mould of the first control module Block schematic diagram；
Fig. 6 be air-conditioner of the present invention temperature and humidity control device the 3rd embodiment in the refinement function mould of the second control module Block schematic diagram.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
It should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
In an embodiment of the present invention, it is provided with the damping device being connected with air conditioner signals and dehumidification module, wherein, add Wet device includes humidifier.Damping device can be arranged on inside air conditioner room unit, or, damping device can also be arranged at The outside of air conditioner room unit, separates with air conditioner room unit, it is simple to damping device is arranged on air conditioner room unit institute by user Rational position in place's indoor environment, to improve humidification efficiency.When damping device can be arranged on air conditioner room unit inside, The delivery port of damping device can be with the air outlet unilaterally connected of indoor set, so that the steam that damping device delivery port flows out leads to The wind of the air outlet crossing indoor set distributes rapidly in room air, improves humidification efficiency, avoids the wind of air outlet to enter simultaneously Enter the delivery port of damping device, and cause the phenomenon that cannot humidify, or, in other embodiments, the indoor set of air-conditioner Surface is provided with the opening that the delivery port with damping device connects, and the steam that damping device delivery port flows out is entered by this opening In room air.Dehumidification module can be by regulating the temperature of the fan coil of air conditioner room unit, so that air-conditioner removes Wet process.
The temperature/humidity control method of air-conditioner of the present invention, the indoor design temperature that target moisture content is inputted by user and room Interior setting humidity is calculated or according to the mapping relations of water capacity and indoor design temperature and indoor setting humidity in data Storehouse is searched and obtains, and then make target moisture content be the water capacity that user needs.Compared with acquiescence water capacity, indoor setting Humidity and indoor setting humidity be user in current environment according to self needing to carry out reasonable set so that target moisture content Disclosure satisfy that user's request, and give tacit consent to the demand that water capacity might not meet user, and then in the water capacity of room air When reaching this target moisture content, the body-sensing comfort level of user is preferable.
Based on above-mentioned air-conditioner, the temperature/humidity control method of air-conditioner of the present invention and each embodiment of device are proposed.
The present invention provides the temperature/humidity control method of a kind of air-conditioner.With reference to Fig. 1, Fig. 1 is the warm and humid of air-conditioner of the present invention The schematic flow sheet of degree control method first embodiment.
In the present embodiment, the temperature/humidity control method of this air-conditioner includes:
Step S10, described air-conditioner refrigeration, heat or dehumidify when, obtain described air-conditioner indoor design temperature and Indoor setting humidity, and obtain target moisture content based on described indoor design temperature and indoor setting humidity；
In the present embodiment, user can be wet by the indoor design temperatures of intelligent terminal input such as remote controller and indoor setting Degree, indoor design temperature and indoor setting humidity are respectively target temperature and the target humidity that user wishes that indoor environment reaches, Indoor environment temperature that i.e. body-sensing is more comfortable in current indoor environment and indoor air humidity.
Being in refrigeration at air-conditioner, heating or during dehumidification mode, air-conditioner obtains above-mentioned indoor design temperature and indoor set Determine humidity, then obtain target moisture content d according to the indoor design temperature getting and indoor setting humiditys, wherein, water capacity Refer in air that for example, water capacity is 5g/Kg, 8g/Kg with a kg dry air simultaneously and the quality (gram) of steam deposited； Humidity is that in air, actual water vapor pressure and the percentage of the ratio of the saturation vapour pressure under temperature at that time represent, i.e. relative humidity.Need It is emphasized that target moisture content dsPreset formula can be used to calculate according to indoor design temperature and indoor setting humidity Arriving, wherein, preset formula is the formula calculating water capacity according to temperature and humidity obtaining through substantial amounts of experimental verification, and then Target moisture content d can be calculated by this preset formula according to indoor design temperature and indoor setting humidity accuratelys；Or Person, it is also possible to close according to the mapping between indoor design temperature and indoor setting humidity and water capacity, temperature and humidity three Tie up to database is searched obtain target moisture content ds, database purchase has the mapping between water capacity, temperature and humidity three Water capacity in relation, and this mapping relations is to use above-mentioned preset formula calculated with humidity according to temperature, therefore, Also target moisture content d can be found according to indoor design temperature and indoor setting humidity in database accuratelys。
Step S20, when detecting that current indoor environment temperature reaches preset comfort temperature, detection current indoor air is wet Degree, and obtain working as of indoor environment residing for described air-conditioner based on described current indoor environment temperature and current indoor air humidity Front water capacity；
In the present embodiment, at air-conditioner according to refrigeration, heat or after dehumidification mode runs a period of time, sections of air-conditioner institute The temperature of interior environment has had a certain degree of being raised and lowered, if current indoor environment temperature reaches preset comfort temperature, for adjusting The humidity of joint room air, when detecting that current indoor environment temperature reaches preset comfort temperature, detects current indoor air Humidity, then obtains current water capacity d according to current indoor environment temperature and current indoor air humidityl.Wherein, current containing wet Amount dlPreset formula can be used to be calculated current water capacity according to current indoor environment temperature and current indoor air humidity dl, or according between current indoor environment temperature and current indoor air humidity and water capacity, temperature and humidity three Mapping relations are searched in database and are obtained current water capacity dl, wherein, preset comfort temperature can be set voluntarily by user Fixed, or, preset comfort temperature uses default value, for example, when heating mode preset comfort temperature be 18 DEG C, 20 DEG C etc., Refrigeration or during dehumidification mode preset comfort temperature be 28 DEG C etc..In the present embodiment, cup can also be worked as by timing detecting When interior environment temperature reaches preset comfort temperature, detection current indoor air humidity is adjusted with the timing realizing indoor air humidity Joint.
It is emphasized that in the present embodiment, return air temperature sensor can be provided with at the return air inlet of air-conditioner With return air humidity sensor, with temperature and the humidity of real-time monitoring return air, and temperature return air temperature sensor being detected is made For current indoor environment temperature, humidity that return air humidity sensor is detected as current indoor air humidity, certainly, it is possible to With other positions at air-conditioner, temperature sensor and humidity sensor are set, or, temperature sensor and humidity sensor set Put in indoor optional position etc., specifically do not limit.
Step S30, calculates the difference between described current water capacity and described target moisture content；
Wherein, current water capacity dlWith target moisture content dsBetween difference be current water capacity dlDeduct target moisture content dsValue.
Step S40, when described difference is less than or equal to the first preset value, controls described air-conditioner and carries out humidification process；
Wherein, the first preset value X1For negative value, the first preset value X1Can need rationally to arrange according to user, for example, First preset value X1For-1g/Kg ,-2g/Kg etc., specifically do not limit.
When difference is less than the first preset value, current water capacity dlLess than target moisture content dsPlus this first preset value X1, I.e. current water capacity dlLess than target moisture content dsDeduct this first preset value X1Absolute value, now, in current indoor air with One kg dry air simultaneously and the quality of steam deposited less than in room air, simultaneously and the water deposited steams with a kg dry air The aimed quality of gas, therefore, carries out humidification process by the described air-conditioner of control, improves the quality of steam in room air, To realize improving in current indoor air with a kg dry air simultaneously and i.e. current water capacity d of quality of steam depositedl's Purpose, and then the comfort level when using air-conditioning to heat for the user can be improved.
Step S50, is more than the second preset value in described difference, and described air-conditioner freezes according to automatic wind speed or dehumidifies When, control described air-conditioner and carry out dehumidification treatments.
Wherein, the second preset value X2Can need rationally to arrange according to user, for example, the second preset value X2For 1g/ Kg, 2g/Kg etc., specifically do not limit.
It in the present embodiment, is more than the second preset value X in difference2When, current water capacity is more than target moisture content, uses for improving The comfort level at family needs to carry out dehumidification operation to current indoor environment, if air-conditioner is currently according to automatic wind speed refrigeration or dehumidifying, Then air-conditioner can be made to carry out dehumidification treatments by the temperature regulating indoor set fan coil.
Further, in an embodiment, step S40 includes: be less than or equal to the first preset value in described difference, and described When air conditioner heat-production or described air-conditioner are according to wind speed setting refrigeration or dehumidifying, control described air-conditioner and carry out humidification process.
It in the present embodiment, is less than or equal to the first preset value X in described difference1When, if air conditioner heat-production, then air-conditioner is worked as Before cannot dehumidify, if air-conditioner according to wind speed setting refrigeration or dehumidifying, then cannot automatically adjust the wind speed of air-conditioner, otherwise affect Consumer's Experience, and then the temperature of indoor set fan coil can not be regulated, therefore, in above-mentioned two situations, directly control air-conditioning Device carries out humidification process.
Further, in another embodiment, after step S30, the temperature/humidity control method of this air-conditioner also includes: Described difference is more than the second preset value, and described air conditioner heat-production or described air-conditioner are according to wind speed setting refrigeration or dehumidifying When, then the humidifier controlling described air-conditioner stops humidification process.
It in the present embodiment, is more than the second preset value X in described difference2When, if air conditioner heat-production, then air-conditioner currently cannot Dehumidifying, if air-conditioner is according to wind speed setting refrigeration or dehumidifying, then cannot automatically adjust the wind speed of air-conditioner, otherwise affect user Experience, and then the temperature of indoor set fan coil can not be regulated, therefore, in above-mentioned two situations, directly control described air-conditioning The humidifier of device stops humidification process.
Further, in another embodiment, after step S30, the temperature/humidity control method of this air-conditioner also includes: Described difference is more than the first preset value, and during less than or equal to described second preset value, controls described air-conditioner and keep currently adding Wet running status.
It is more than the first preset value X in difference1, and it is less than or equal to described second preset value X2When, in current indoor air with One kg dry air is simultaneously and the quality of steam deposited is within the first preset value and the corresponding preset range of the second preset value, Therefore, by keeping the current operating conditions of humidifier, so that the quality of the steam in current indoor air can be maintained at In the comfortable scope of user's body-sensing, and then improve the comfort level when using air-conditioning to heat for the user.
In other embodiments, in step S20: receiving what the Intelligent worn device with the binding of described air-conditioner sent During user's shell temperature, using described user's shell temperature as current indoor environment temperature.Intelligent worn device includes intelligence hand The smart machines such as ring, this Intelligent worn device can detect user's shell temperature, and can send out the user's shell temperature detecting Delivering to air-conditioner, air-conditioner is receiving user's shell temperature, using this user's shell temperature as current indoor environment temperature, with Realize by the humidity of air in user's body surface temperature conditioning chamber, and then improve comfortable when using air-conditioning to heat of user Degree.
It is emphasized that in step S10, when not getting indoor setting humidity, obtain and preset humidity, and based on institute State indoor design temperature and default humidity obtains target moisture content.
Wherein, the default humidity etc. that default humidity can set according to demand for acquiescence humidity, user.In the present embodiment, By obtaining target moisture content based on described indoor design temperature and default humidity so that indoor setting humidity cannot got When, such as when user forgets to input indoor setting humidity, the regulation of indoor air humidity can be realized according to default humidity, it is to avoid When user forgets to input indoor setting humidity, air-conditioner cannot be carried out the phenomenon of humid control and occurs, and improves sky Adjust device Temperature and Humidity Control efficiency, further increase the comfort level when using air-conditioning for the user.
In other embodiments, when not getting indoor setting humidity, institute can also be inquired about according to indoor design temperature State indoor design temperature corresponding temperature subregion, in described temperature subregion, then inquire about described current indoor environment temperature corresponding Target moisture content.
For example, under refrigeration or dehumidification mode, corresponding temperature in a certain indoor design temperature corresponding temperature subregion-contain Moisture is as follows: current indoor environment temperature is more than 30 DEG C, and target moisture content is 7g/Kg；Current indoor environment temperature is 28 DEG C ～30 DEG C, target moisture content is 8g/Kg；Current indoor environment temperature is 26 DEG C～28 DEG C, and target moisture content is 9g/Kg；Currently Indoor environment temperature is 24 DEG C～26 DEG C, and target moisture content is 10g/Kg；Current indoor environment temperature is less than 24 DEG C, and target contains Moisture is 10g/Kg；In a heating mode, in a certain indoor design temperature corresponding temperature subregion, corresponding temperature-water capacity is such as Under: current indoor environment temperature is 18 DEG C～more than 20 DEG C, and target moisture content is 7g/Kg；Current indoor environment temperature is 20 DEG C ～25 DEG C, target moisture content is 8g/Kg；Current indoor environment temperature is more than 25 DEG C, and target moisture content is 9g/Kg.Above-mentioned mesh Mark water capacity is to be the user's body-sensing comfort level preferably water capacity under corresponding mode of operation obtaining through substantial amounts of experiment. By inquiring about the corresponding target moisture content of described current indoor environment temperature in described temperature subregion, and according to this target containing wet The humidity of amount regulation room air, and then improve the comfort level when using air-conditioning for the user.
The temperature/humidity control method of the air-conditioner that the present embodiment proposes, by freezing at described air-conditioner, heating or dehumidify When, obtain the indoor design temperature of described air-conditioner and indoor setting humidity, and set based on described indoor design temperature and indoor Determining humidity and obtaining target moisture content, then when detecting that current indoor environment temperature reaches preset comfort temperature, detection is current Indoor air humidity, and obtain sections of described air-conditioner institute based on described current indoor environment temperature and current indoor air humidity The current water capacity of interior environment, then calculates the difference between described current water capacity and described target moisture content, wherein, in institute When stating difference less than or equal to the first preset value, control described air-conditioner and carry out humidification process, pre-more than second in described difference If value, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, control described air-conditioner and carry out dehumidification treatments, it is achieved that Air-conditioner freezes, heats or in dehumidification process, carries out humidification process when the humidity of indoor environment is too low, to improve indoor environment Humidity, or, carry out dehumidification treatments when the humidity of indoor environment is too high, reducing the humidity of indoor environment, and then improve The comfort level when using air-conditioning for the user.
Second embodiment of the temperature/humidity control method of air-conditioner of the present invention is proposed based on first embodiment, with reference to Fig. 2, In the present embodiment, step S40 includes:
Step S41, described difference be less than or equal to the first preset value, and described air-conditioner freezes according to automatic wind speed or During dehumidifying, in the first preset duration, the described air-conditioner of control runs according to maximum wind velocity；
It in the present embodiment, is less than the first preset value X in difference1When, current water capacity dlLess than target moisture content dsAdding should First preset value X1, i.e. current water capacity dlLess than target moisture content dsDeduct this first preset value X1Absolute value, current indoor In air with a kg dry air simultaneously and the quality of steam deposited less than in room air with a kg dry air simultaneously simultaneously The aimed quality of the steam deposited, if air-conditioner is currently according to automatic wind speed refrigeration or dehumidifying, then can be by regulation air-conditioner Wind speed regulation air-conditioner the indoor coil pipe i.e. temperature of indoor set fan coil, specifically, the first preset duration internal control Making described air-conditioner to run according to maximum wind velocity, wherein, maximum wind velocity is 100% wind speed under automatic wind fast mode, and first is pre- If duration can need rationally arrange according to user, for example, the first preset duration be 10 minutes, 20 minutes etc., specifically not Limit.
Step S42, when described air-conditioner reaches the first preset duration according to the operation duration that maximum wind velocity runs, obtains The dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner；
Wherein, dew-point temperature refer to air under the conditions of moisture content and air pressure are all immovable, temperature when being cooled to saturated Degree, dew-point temperature can obtain according to current indoor air humidity.Indoor coil pipe is by being disposed in the interior the fan unit of machine Indoor coil pipe sensor detection on pipe.In the present embodiment, when the operation that described air-conditioner runs according to maximum wind velocity When length reaches the first preset duration, air-conditioner runs according to automatic wind speed, or continues to run with according to current wind speed.
Step S43, when described indoor coil pipe is less than or equal to described dew-point temperature, reduces in the second preset duration Described compressor operating frequency, and when after reducing operating frequency, the operation duration of described compressor reaches the second preset duration, Control described air-conditioner and carry out humidification process.
In the present embodiment, when indoor coil pipe is less than or equal to described dew-point temperature, air-conditioner is in refrigerated dehumidification State, therefore by reducing described compressor operating frequency upgrading indoor coil pipe, and by reducing pressure after operating frequency Contracting machine runs the second preset duration makes indoor coil pipe be more than dew-point temperature, so that air-conditioner is in the shape freezing but not dehumidifying State, then controls air-conditioner and carries out humidification process, can not only improve the effect of humidification, additionally it is possible to reduce air-conditioner humidifier and enter The duration of row wet operations, extends the service life of humidifier.In the present embodiment, described compressor after reducing operating frequency When operation duration reaches the second preset duration, compressor can continue to run according to present operating frequency, or based on described room The compressor operating of the described air-conditioner of interior design temperature control, wherein, the second preset duration can need to close according to user Reason is arranged, and for example, the second preset duration is 3 minutes, 5 minutes etc., does not specifically limit.
Further, in one embodiment, also include after step S42: be more than described dew in described indoor coil pipe During point temperature, based on the compressor operating of the described air-conditioner of described indoor design temperature control, and control described air-conditioner and carry out Humidification process；
In the present embodiment, indoor coil pipe more than described dew-point temperature when, air-conditioner is in refrigeration but does not dehumidify State, therefore, during the compressor of air-conditioner runs according to indoor design temperature, control air-conditioner carries out humidification process, The effect of humidification can be improved, reduce air-conditioner humidifier and carry out the duration of wet operations, extend the service life of humidifier.
The temperature/humidity control method of the air-conditioner that the present embodiment proposes, by presetting less than or equal to first in described difference Value, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, in the first preset duration, the described air-conditioner of control is according to maximum Wind speed runs, and then when described air-conditioner reaches the first preset duration according to the operation duration that maximum wind velocity runs, obtains and works as The dew-point temperature of front indoor environment and the indoor coil pipe of described air-conditioner, then described indoor coil pipe less than or etc. When described dew-point temperature, reduce described compressor operating frequency, and after reducing operating frequency during the operation of described compressor When length reaches the second preset duration, control described air-conditioner and carry out humidification process, it is achieved that when the humidity of indoor environment is too low Carry out humidification process according to dew-point temperature and indoor coil pipe, not only increase the effect of humidification, and decrease air-conditioner Humidifier carries out the duration of wet operations, extends the service life of humidifier, further increases user when using air-conditioning Comfort level.
3rd embodiment of the temperature/humidity control method of air-conditioner of the present invention is proposed based on first embodiment, with reference to Fig. 3, In the present embodiment, step S50 includes:
Step S51, is more than the second preset value in described difference, and described air-conditioner freezes according to automatic wind speed or dehumidifies When operation duration reaches three preset duration, obtain the dew-point temperature of current indoor environment and the indoor coil temperature of described air-conditioner Degree；
In the present embodiment, when difference is more than the second preset value, current water capacity is more than target moisture content, for improving user Comfort level need to carry out dehumidification operation to current indoor environment, if air-conditioner currently according to automatic wind speed refrigeration or dehumidifying, then When air-conditioner continues to run with three preset duration according to automatic wind speed, obtain dew-point temperature and indoor coil pipe, pass through air-conditioning Device continues to run with the 3rd preset duration and enables to indoor coil pipe and tend towards stability, and the indoor coil pipe therefore getting is more Add accurately.Wherein, the 3rd preset duration can need rationally to arrange according to user, and for example, the 3rd preset duration is 3 points Clock, 5 minutes etc., specifically do not limit.
Step S52, when described indoor coil pipe is more than described dew-point temperature, reduces described air-conditioning based on default ratio The wind speed of device.
In the present embodiment, indoor coil pipe more than described dew-point temperature when, air-conditioner is in refrigeration but does not dehumidify State, therefore, it can the indoor coil pipe i.e. indoor set fan coil by the wind speed regulation air-conditioner regulating air-conditioner Temperature, specifically, reduces the wind speed of described air-conditioner reducing indoor coil pipe based on default ratio, and then makes air-conditioner enter Enter the running status of refrigerated dehumidification, reduce the humidity of room air, improve the comfort level of user.
The present embodiment can reach to preset the 4th according to the operation duration that the described wind speed after reduction runs at air-conditioner During duration, perform when detecting that current indoor environment temperature reaches preset comfort temperature, detection current indoor air humidity Step, again to regulate the humidity of room air, wherein, the 4th preset duration can need rationally to arrange according to user, For example, the 4th preset duration be 3 minutes, 5 minutes etc., specifically do not limit.
It is emphasized that when described indoor coil pipe is less than or equal to described dew-point temperature, due to air-conditioner one Directly be in the state of refrigerated dehumidification, therefore, be not now adjusted the wind speed of this air-conditioner, i.e. air-conditioner continues according to automatically Wind speed runs.Certainly, when air-conditioner reaches five preset duration according to the operation duration that automatic wind speed runs, perform in detection To current indoor environment temperature reach preset comfort temperature when, detection current indoor air humidity step, again to regulate room The humidity of interior air, wherein, the 5th preset duration can need rationally to arrange according to user, for example, the 5th preset duration Be 3 minutes, 5 minutes etc., specifically do not limit.
The temperature/humidity control method of air-conditioner that the present embodiment proposes, by being more than the second preset value in described difference, and When described air-conditioner freezes according to automatic wind speed or the operation duration that dehumidifies reaches three preset duration, obtain current indoor environment Dew-point temperature and the indoor coil pipe of described air-conditioner, described indoor coil pipe more than described dew-point temperature when, base Reduce the wind speed of described air-conditioner in default ratio, it is achieved that when the humidity of indoor environment is too high according to dew-point temperature and indoor The wind speed of coil temperature regulation air-conditioner, so that air-conditioner carries out dehumidification treatments to room air, further increases user and exists Use comfort level during air-conditioning.
The present invention further provides the temperature and humidity control device of a kind of air-conditioner.With reference to Fig. 4, Fig. 4 is air-conditioner of the present invention The high-level schematic functional block diagram of temperature and humidity control device first embodiment.
In the present embodiment, the temperature and humidity control device of this air-conditioner includes:
Acquisition module 10, for when described air-conditioner freezes, heats or dehumidify, obtaining the indoor setting of described air-conditioner Temperature and indoor setting humidity, and obtain target moisture content based on described indoor design temperature and indoor setting humidity；
In the present embodiment, user can be wet by the indoor design temperatures of intelligent terminal input such as remote controller and indoor setting Degree, indoor design temperature and indoor setting humidity are respectively target temperature and the target humidity that user wishes that indoor environment reaches, Indoor environment temperature that i.e. body-sensing is more comfortable in current indoor environment and indoor air humidity.
Being in refrigeration at air-conditioner, heating or during dehumidification mode, acquisition module 10 obtains above-mentioned indoor design temperature and room Interior setting humidity, then obtains target moisture content d according to the indoor design temperature getting and indoor setting humiditys, wherein, contain Moisture refers in air that for example, water capacity is 5g/Kg, 8g/ with a kg dry air simultaneously and the quality (gram) of steam deposited Kg；Humidity is that in air, actual water vapor pressure and the percentage of the ratio of the saturation vapour pressure under temperature at that time represent, i.e. relative humidity. It is emphasized that target moisture content dsPreset formula can be used to calculate according to indoor design temperature and indoor setting humidity Arriving, wherein, preset formula is the formula calculating water capacity according to temperature and humidity obtaining through substantial amounts of experimental verification, and then Target moisture content d can be calculated by this preset formula according to indoor design temperature and indoor setting humidity accuratelys；Or Person, it is also possible to close according to the mapping between indoor design temperature and indoor setting humidity and water capacity, temperature and humidity three Tie up to database is searched obtain target moisture content ds, database purchase has the mapping between water capacity, temperature and humidity three Water capacity in relation, and this mapping relations is to use above-mentioned preset formula calculated with humidity according to temperature, therefore, Also target moisture content d can be found according to indoor design temperature and indoor setting humidity in database accuratelys。
Detection module 20, for when detecting that current indoor environment temperature reaches preset comfort temperature, cup is worked as in detection Interior air humidity, and obtain residing for described air-conditioner indoor based on described current indoor environment temperature and current indoor air humidity The current water capacity of environment；
In the present embodiment, at air-conditioner according to refrigeration, heat or after dehumidification mode runs a period of time, sections of air-conditioner institute The temperature of interior environment has had a certain degree of being raised and lowered, if current indoor environment temperature reaches preset comfort temperature, for adjusting The humidity of joint room air, when detecting that current indoor environment temperature reaches preset comfort temperature, detects current indoor air Humidity, then obtains current water capacity d according to current indoor environment temperature and current indoor air humidityl.Wherein, current containing wet Amount dlPreset formula can be used to be calculated current water capacity according to current indoor environment temperature and current indoor air humidity dl, or according between current indoor environment temperature and current indoor air humidity and water capacity, temperature and humidity three Mapping relations are searched in database and are obtained current water capacity dl, wherein, preset comfort temperature can be set voluntarily by user Fixed, or, preset comfort temperature uses default value, for example, when heating mode preset comfort temperature be 18 DEG C, 20 DEG C etc., Refrigeration or during dehumidification mode preset comfort temperature be 28 DEG C etc..In the present embodiment, current indoor can detected by timing When environment temperature reaches preset comfort temperature, detection current indoor air humidity is regulated with the timing realizing indoor air humidity.
It is emphasized that in the present embodiment, return air temperature sensor can be provided with at the return air inlet of air-conditioner With return air humidity sensor, with temperature and the humidity of real-time monitoring return air, and temperature return air temperature sensor being detected is made For current indoor environment temperature, humidity that return air humidity sensor is detected as current indoor air humidity, certainly, it is possible to With other positions at air-conditioner, temperature sensor and humidity sensor are set, or, temperature sensor and humidity sensor set Put in indoor optional position etc., specifically do not limit.
Computing module 30, for calculating the difference between described current water capacity and described target moisture content；
Wherein, current water capacity dlWith target moisture content dsBetween difference be current water capacity dlDeduct target moisture content dsValue.
First control module 40, for when described difference is less than or equal to the first preset value, controlling described air-conditioner and entering Row humidification process；
Wherein, the first preset value X1For negative value, the first preset value X1Can need rationally to arrange according to user, for example, First preset value X1For-1g/Kg ,-2g/Kg etc., specifically do not limit.
When difference is less than the first preset value, current water capacity dlLess than target moisture content dsPlus this first preset value X1, I.e. current water capacity dlLess than target moisture content dsDeduct this first preset value X1Absolute value, now, in current indoor air with One kg dry air simultaneously and the quality of steam deposited less than in room air, simultaneously and the water deposited steams with a kg dry air The aimed quality of gas, therefore, controls described air-conditioner by the first control module 40 and carries out humidification process, improve in room air The quality of steam, with realize improving in current indoor air with a kg dry air simultaneously and the quality of steam deposited i.e. when Front water capacity dlPurpose, and then can improve user use air-conditioning heat when comfort level.
Second control module 50, is used for being more than the second preset value in described difference, and described air-conditioner is according to automatic wind speed When refrigeration or dehumidifying, control described air-conditioner and carry out dehumidification treatments.
Wherein, the second preset value X2Can need rationally to arrange according to user, for example, the second preset value X2For 1g/ Kg, 2g/Kg etc., specifically do not limit.
It in the present embodiment, is more than the second preset value X in difference2When, current water capacity is more than target moisture content, uses for improving The comfort level at family needs to carry out dehumidification operation to current indoor environment, if air-conditioner is currently according to automatic wind speed refrigeration or dehumidifying, Then air-conditioner can be made to carry out dehumidification treatments by the temperature regulating indoor set fan coil.
Further, in an embodiment, the first control module 40 is additionally operable to preset less than or equal to first in described difference Value, and when described air conditioner heat-production or described air-conditioner freeze according to wind speed setting or dehumidify, control described air-conditioner and carry out Humidification process.
It in the present embodiment, is less than or equal to the first preset value X in described difference1When, if air conditioner heat-production, then air-conditioner is worked as Before cannot dehumidify, if air-conditioner according to wind speed setting refrigeration or dehumidifying, then cannot automatically adjust the wind speed of air-conditioner, otherwise affect Consumer's Experience, and then the temperature of indoor set fan coil can not be regulated, therefore, in above-mentioned two situations, directly pass through first Control module 40 controls air-conditioner and carries out humidification process.
Further, in another embodiment, the temperature and humidity control device of air-conditioner also includes: the 3rd control module, is used for It is more than the second preset value in described difference, and described air conditioner heat-production or described air-conditioner are according to wind speed setting refrigeration or dehumidifying When, then the humidifier controlling described air-conditioner stops humidification process.
It in the present embodiment, is more than the second preset value X in described difference2When, if air conditioner heat-production, then air-conditioner currently cannot Dehumidifying, if air-conditioner is according to wind speed setting refrigeration or dehumidifying, then cannot automatically adjust the wind speed of air-conditioner, otherwise affect user's body Test, and then the temperature of indoor set fan coil can not be regulated, therefore, in above-mentioned two situations, directly by the 3rd control mould The humidifier of the described air-conditioner of block control stops humidification process.
Further, in another embodiment, the temperature and humidity control device of air-conditioner also includes: the 4th control module, is used for It is more than the first preset value in described difference, and during less than or equal to described second preset value, control described air-conditioner and keep current Humidification running status.
Wherein, the second preset value X2Can need rationally to arrange according to user, for example, the second preset value X2For 5g/ Kg, does not specifically limit.It is more than the first preset value in difference, and during less than or equal to described second preset value, current indoor is empty In gas, simultaneously and the quality of steam deposited is at the corresponding default model of the first preset value and the second preset value with a kg dry air Within enclosing, therefore, the current operating conditions of humidifier is kept by the 4th control module, so that the water in current indoor air steams The quality of gas can be maintained in the comfortable scope of user's body-sensing, so improve user use air-conditioning heat when comfortable Degree.
The temperature and humidity control device of the air-conditioner that the present embodiment proposes, by freezing at described air-conditioner, heating or dehumidify When, acquisition module 10 obtains the indoor design temperature of described air-conditioner and indoor setting humidity, and based on described indoor setting temperature Degree and indoor setting humidity obtain target moisture content, are then detecting that current indoor environment temperature reaches preset comfort temperature When, detection module 20 detects current indoor air humidity, and wet based on described current indoor environment temperature and current indoor air Degree obtains the current water capacity of indoor environment residing for described air-conditioner, and then computing module 30 calculates described current water capacity and institute Stating the difference between target moisture content, wherein, when described difference is less than or equal to the first preset value, the first control module 40 is controlled Make described air-conditioner and carry out humidification process, be more than the second preset value in described difference, and described air-conditioner is according to automatic wind speed system Cold or dehumidifying when, the second control module 50 controls described air-conditioner and carries out dehumidification treatments, it is achieved that air-conditioner refrigeration, heat or In dehumidification process, carry out humidification process when the humidity of indoor environment is too low, improving the humidity of indoor environment, or, in room Carry out dehumidification treatments when the humidity of interior environment is too high, reducing the humidity of indoor environment, and then improve user and using air-conditioning When comfort level.
Second embodiment of the temperature and humidity control device of air-conditioner of the present invention is proposed based on first embodiment, with reference to Fig. 5, In the present embodiment, the first control module 40 includes:
First control unit 41, is used for being less than or equal to the first preset value in described difference, and described air-conditioner is according to certainly When dynamic wind speed refrigeration or dehumidifying, in the first preset duration, the described air-conditioner of control runs according to maximum wind velocity；
It in the present embodiment, is less than the first preset value X in difference1When, current water capacity dlLess than target moisture content dsAdding should First preset value X1, i.e. current water capacity dlLess than target moisture content dsDeduct this first preset value X1Absolute value, current indoor In air with a kg dry air simultaneously and the quality of steam deposited less than in room air with a kg dry air simultaneously simultaneously The aimed quality of the steam deposited, if air-conditioner is currently according to automatic wind speed refrigeration or dehumidifying, then can be by regulation air-conditioner The indoor coil pipe i.e. temperature of indoor set fan coil of wind speed regulation air-conditioner, specifically, the first control unit 41 the In one preset duration, the described air-conditioner of control runs according to maximum wind velocity, and wherein, maximum wind velocity is under automatic wind fast mode 100% wind speed, the first preset duration can need rationally arrange according to user, for example, the first preset duration is 10 minutes, 20 minutes etc., specifically do not limit.
First acquiring unit 42, presets for reaching first at described air-conditioner according to the operation duration that maximum wind velocity runs During duration, obtain the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner；
Wherein, dew-point temperature refer to air under the conditions of moisture content and air pressure are all immovable, temperature when being cooled to saturated Degree, dew-point temperature can obtain according to current indoor air humidity.Indoor coil pipe is by being disposed in the interior the fan unit of machine Indoor coil pipe sensor detection on pipe.In the present embodiment, when the operation that described air-conditioner runs according to maximum wind velocity When length reaches the first preset duration, air-conditioner runs according to automatic wind speed, or continues to run with according to current wind speed.
Second control unit 43, for when described indoor coil pipe is less than or equal to described dew-point temperature, reducing institute State compressor operating frequency, and when after reducing operating frequency, the operation duration of described compressor reaches the second preset duration, control Make described air-conditioner and carry out humidification process.
In the present embodiment, when indoor coil pipe is less than or equal to described dew-point temperature, air-conditioner is in refrigerated dehumidification State, therefore by reducing described compressor operating frequency upgrading indoor coil pipe, and by reducing pressure after operating frequency Contracting machine runs the second preset duration makes indoor coil pipe be more than dew-point temperature, so that air-conditioner is in the shape freezing but not dehumidifying State, then the second control unit 43 controls air-conditioner and carries out humidification process, can not only improve the effect of humidification, additionally it is possible to reduce Air-conditioner humidifier carries out the duration of wet operations, extends the service life of humidifier.In the present embodiment, reducing operating frequency When the operation duration of rear described compressor reaches the second preset duration, compressor can continue to run according to present operating frequency, Or based on the compressor operating of the described air-conditioner of described indoor design temperature control, wherein, the second preset duration can basis User needs rationally to arrange, and for example, the second preset duration is 3 minutes, 5 minutes etc., does not specifically limit.
Further, in one embodiment, the first control module 40 also includes: the 3rd control unit, in described room When inner coil pipe temperature is more than described dew-point temperature, based on the compressor operating of the described air-conditioner of described indoor design temperature control, And control described air-conditioner and carry out humidification process；
In the present embodiment, indoor coil pipe more than described dew-point temperature when, air-conditioner is in refrigeration but does not dehumidify State, therefore, the 3rd control unit control air-conditioner during the compressor of air-conditioner runs according to indoor design temperature Carry out humidification process, it is possible to increase the effect of humidification, reduce air-conditioner humidifier and carry out the duration of wet operations, extend humidification The service life of device.
The temperature and humidity control device of the air-conditioner that the present embodiment proposes, by presetting less than or equal to first in described difference Value, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, in the first control unit 41 first preset duration, control is described Air-conditioner runs according to maximum wind velocity, then reaches first at described air-conditioner according to the operation duration that maximum wind velocity runs and presets During duration, the first acquiring unit 42 obtains the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner, and After described indoor coil pipe less than or equal to described dew-point temperature when, the second control unit 43 reduces described compressor operating Frequency, and when the operation duration of described compressor reaches the second preset duration after reducing operating frequency, control described air-conditioner Carry out humidification process, it is achieved that carry out at humidification according to dew-point temperature and indoor coil pipe when the humidity of indoor environment is too low Reason, not only increases the effect of humidification, and decreases the duration that air-conditioner humidifier carries out wet operations, extend humidifier Service life, further increase user use air-conditioning when comfort level.
3rd embodiment of the temperature and humidity control device of air-conditioner of the present invention is proposed based on first embodiment, with reference to Fig. 6, In the present embodiment, this second control module 50 includes:
Second acquisition unit 51, is used for being more than the second preset value in described difference, and described air-conditioner is according to automatic wind speed When the operation duration of refrigeration or dehumidifying reaches three preset duration, obtain the dew-point temperature of current indoor environment and described air-conditioner Indoor coil pipe；
In the present embodiment, when difference is more than the second preset value, current water capacity is more than target moisture content, for improving user Comfort level need to carry out dehumidification operation to current indoor environment, if air-conditioner currently according to automatic wind speed refrigeration or dehumidifying, then When air-conditioner continues to run with three preset duration according to automatic wind speed, obtain dew-point temperature and indoor coil pipe, pass through air-conditioning Device continues to run with the 3rd preset duration and enables to indoor coil pipe and tend towards stability, and the indoor coil pipe therefore getting is more Add accurately.Wherein, the 3rd preset duration can need rationally to arrange according to user, and for example, the 3rd preset duration is 3 points Clock, 5 minutes etc., specifically do not limit.
Regulation unit 52, for when described indoor coil pipe is more than described dew-point temperature, reducing based on default ratio The wind speed of described air-conditioner.
In the present embodiment, indoor coil pipe more than described dew-point temperature when, air-conditioner is in refrigeration but does not dehumidify State, therefore, it can by regulating the indoor coil pipe i.e. indoor set that unit 52 regulates the wind speed regulation air-conditioner of air-conditioner The temperature of fan coil, specifically, reduces the wind speed of described air-conditioner reducing indoor coil pipe based on default ratio, and then Make air-conditioner enter the running status of refrigerated dehumidification, reduce the humidity of room air, improve the comfort level of user.
The temperature and humidity control device of air-conditioner that the present embodiment proposes, by being more than the second preset value in described difference, and When described air-conditioner freezes according to automatic wind speed or the operation duration that dehumidifies reaches three preset duration, second acquisition unit 51 obtains Take the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner, be more than described in described indoor coil pipe During dew-point temperature, regulation unit 52 reduces the wind speed of described air-conditioner based on default ratio, it is achieved that in the humidity of indoor environment The wind speed of air-conditioner is regulated according to dew-point temperature and indoor coil pipe, so that room air is dehumidified by air-conditioner when too high Process, further increase the comfort level when using air-conditioning for the user.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every utilize this Equivalent structure or equivalence flow process that bright specification and accompanying drawing content are made convert, or are directly or indirectly used in other related skills Art field, all in like manner includes in the scope of patent protection of the present invention.

Claims (14)

1. the temperature/humidity control method of an air-conditioner, it is characterised in that the temperature/humidity control method of described air-conditioner include with Lower step:
When described air-conditioner freezes, heats or dehumidify, obtain the indoor design temperature of described air-conditioner and indoor setting humidity, And obtain target moisture content based on described indoor design temperature and indoor setting humidity；
When detecting that current indoor environment temperature reaches preset comfort temperature, detect current indoor air humidity, and based on institute State current indoor environment temperature and current indoor air humidity obtains the current water capacity of indoor environment residing for described air-conditioner；
Calculate the difference between described current water capacity and described target moisture content；
When described difference is less than or equal to the first preset value, controls described air-conditioner and carry out humidification process；
It is more than the second preset value in described difference, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, control described sky Device is adjusted to carry out dehumidification treatments.
2. the temperature/humidity control method of air-conditioner as claimed in claim 1, it is characterised in that described described difference less than or During equal to the first preset value, control described air-conditioner and carry out the step of humidification process and include:
It is less than or equal to the first preset value in described difference, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, first In preset duration, the described air-conditioner of control runs according to maximum wind velocity；
When described air-conditioner reaches the first preset duration according to the operation duration that maximum wind velocity runs, obtain current indoor environment Dew-point temperature and the indoor coil pipe of described air-conditioner；
When described indoor coil pipe is less than or equal to described dew-point temperature, reduce described compressor operating frequency, and in fall When the operation duration of described compressor reaches the second preset duration after low operating frequency, control described air-conditioner and carry out at humidification Reason.
3. the temperature/humidity control method of air-conditioner as claimed in claim 2, it is characterised in that described acquisition current indoor environment Dew-point temperature and described air-conditioner indoor coil pipe step after also include:
When described indoor coil pipe is more than described dew-point temperature, based on the described air-conditioner of described indoor design temperature control Compressor operating, and control described air-conditioner and carry out humidification process.
4. the temperature/humidity control method of air-conditioner as claimed in claim 1, it is characterised in that described described difference less than or During equal to the first preset value, control described air-conditioner and carry out the step of humidification process and include:
It is less than or equal to the first preset value in described difference, and described air conditioner heat-production or described air-conditioner are according to wind speed setting When refrigeration or dehumidifying, control described air-conditioner and carry out humidification process.
5. the temperature/humidity control method of air-conditioner as claimed in claim 1, it is characterised in that described in described difference more than the Two preset values, and when described air-conditioner freezes according to automatic wind speed or dehumidifies, control described air-conditioner and carry out the step of dehumidification treatments Suddenly include:
It is more than the second preset value in described difference, and described air-conditioner freezes according to automatic wind speed or the operation duration that dehumidifies reaches During three preset duration, obtain the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner；
When described indoor coil pipe is more than described dew-point temperature, reduce the wind speed of described air-conditioner based on default ratio.
6. the temperature/humidity control method of air-conditioner as claimed in claim 1, it is characterised in that described calculating is described current containing wet After the step of the difference between amount and described target moisture content, the temperature/humidity control method of described air-conditioner also includes:
Be more than the second preset value in described difference, and described air conditioner heat-production or described air-conditioner according to wind speed setting refrigeration or During dehumidifying, then the humidifier controlling described air-conditioner stops humidification process.
7. the temperature/humidity control method of the air-conditioner as described in any one of claim 1 to 6, it is characterised in that described calculating institute After stating the step of difference between current water capacity and described target moisture content, the temperature/humidity control method of described air-conditioner is also Including:
It is more than the first preset value in described difference, and during less than or equal to described second preset value, control described air-conditioner and keep Current humidification running status.
8. the temperature and humidity control device of an air-conditioner, it is characterised in that the temperature and humidity control device of described air-conditioner includes:
Acquisition module, for described air-conditioner refrigeration, heat or dehumidify when, obtain described air-conditioner indoor design temperature and Indoor setting humidity, and obtain target moisture content based on described indoor design temperature and indoor setting humidity；
Detection module, for when detecting that current indoor environment temperature reaches preset comfort temperature, detects current indoor air Humidity, and obtain indoor environment residing for described air-conditioner based on described current indoor environment temperature and current indoor air humidity Current water capacity；
Computing module, for calculating the difference between described current water capacity and described target moisture content；
First control module, for when described difference is less than or equal to the first preset value, controlling described air-conditioner and humidifying Process；
Second control module, for described difference be more than the second preset value, and described air-conditioner freezes according to automatic wind speed or During dehumidifying, control described air-conditioner and carry out dehumidification treatments.
9. the temperature and humidity control device of air-conditioner as claimed in claim 8, it is characterised in that described first control module bag Include:
First control unit, is used for being less than or equal to the first preset value in described difference, and described air-conditioner is according to automatic wind speed When refrigeration or dehumidifying, in the first preset duration, the described air-conditioner of control runs according to maximum wind velocity；
First acquiring unit, for reaching the first preset duration at described air-conditioner according to the operation duration that maximum wind velocity runs When, obtain the dew-point temperature of current indoor environment and the indoor coil pipe of described air-conditioner；
Second control unit, for when described indoor coil pipe is less than or equal to described dew-point temperature, reducing described compression Machine operating frequency, and when after reducing operating frequency, the operation duration of described compressor reaches the second preset duration, control is described Air-conditioner carries out humidification process.
10. the temperature and humidity control device of air-conditioner as claimed in claim 9, it is characterised in that described first control module is also Including:
3rd control unit, for when described indoor coil pipe is more than described dew-point temperature, based on described indoor setting temperature The compressor operating of the degree described air-conditioner of control, and control described air-conditioner and carry out humidification process.
The temperature and humidity control device of 11. air-conditioners as claimed in claim 8, it is characterised in that described first control module is also For being less than or equal to the first preset value in described difference, and described air conditioner heat-production or described air-conditioner are according to wind speed setting When refrigeration or dehumidifying, control described air-conditioner and carry out humidification process.
The temperature and humidity control device of 12. air-conditioners as claimed in claim 8, it is characterised in that described second control module bag Include:
Second acquisition unit, for described difference be more than the second preset value, and described air-conditioner freezes according to automatic wind speed or When the operation duration of dehumidifying reaches three preset duration, obtain the dew-point temperature of current indoor environment and the indoor of described air-conditioner Coil temperature；
Regulation unit, for when described indoor coil pipe is more than described dew-point temperature, reducing described sky based on default ratio Adjust the wind speed of device.
The temperature and humidity control device of 13. air-conditioners as claimed in claim 10, it is characterised in that the humiture of described air-conditioner Control device also includes:
3rd control module, for being more than the second preset value, and described air conditioner heat-production or described air-conditioner in described difference During according to wind speed setting refrigeration or dehumidifying, then the humidifier controlling described air-conditioner stops humidification process.
The temperature and humidity control device of 14. air-conditioners as described in any one of claim 8 to 13, it is characterised in that described air-conditioning The temperature and humidity control device of device also includes:
4th control module, is used for being more than the first preset value in described difference, and during less than or equal to described second preset value, control Make described air-conditioner and keep current humidification running status.
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