CN111023446A - Anti-condensation control method and device, storage medium and air conditioner - Google Patents

Anti-condensation control method and device, storage medium and air conditioner Download PDF

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Publication number
CN111023446A
CN111023446A CN201911047258.6A CN201911047258A CN111023446A CN 111023446 A CN111023446 A CN 111023446A CN 201911047258 A CN201911047258 A CN 201911047258A CN 111023446 A CN111023446 A CN 111023446A
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Prior art keywords
air conditioner
preset
control method
condensation
controlling
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Chinese (zh)
Inventor
周候棉
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Aux Air Conditioning Co Ltd
Ningbo Aux Electric Co Ltd
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Aux Air Conditioning Co Ltd
Ningbo Aux Electric Co Ltd
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Priority to CN201911047258.6A priority Critical patent/CN111023446A/en
Publication of CN111023446A publication Critical patent/CN111023446A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • 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
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/88—Electrical aspects, e.g. circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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

Abstract

The invention provides a control method, a control device, a storage medium and an air conditioner for preventing condensation, wherein the control method comprises the following stepsThe method comprises the following steps: when indoor environment humidity RHInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode; after the air conditioner enters the anti-condensation mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at a preset rotating speed R1The air guide door is controlled to be at the most downwind outlet angle during operation; when the indoor ambient temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.

Description

Anti-condensation control method and device, storage medium and air conditioner
Technical Field
The invention relates to the technical field of air conditioners, in particular to a condensation prevention control method, a condensation prevention control device, a storage medium and an air conditioner.
Background
The air conditioner is a household appliance which is frequently used in life, and achieves the purpose of indoor refrigeration/heating by utilizing the heat release/absorption principle in the phase change process of a refrigerant.
At the in-process that uses the air conditioner, the phenomenon of condensation often can appear on the wind-guiding door position of current air conditioner heat exchanger and air outlet department, when condensation drop of water gathers more, because the relation of gravity, the drop of water can drip, influences user's experience.
Disclosure of Invention
In order to solve at least one of the above problems, the present invention provides a control method for preventing condensation, including the steps of:
when indoor environment humidity RHInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
after the air conditioner enters the anti-condensation mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at a preset rotating speed R1The air guide door is controlled to be at the most downwind outlet angle during operation;
when the indoor ambient temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
By adopting the technical scheme, when the indoor environment humidity RH is higher than the preset valueInner ringWhen a certain value is reached, i.e. when the indoor ambient humidity RH is reachedInner ringGreater than or equal to the preset humidity RH1(ii) a With simultaneous consideration of air-conditioning refrigerationAccumulated running time tAccumulationWhen a certain value is reached, namely the accumulated air conditioner refrigerating operation time tAccumulationGreater than or equal to the preset time t1(ii) a When the two conditions are met simultaneously, excessive condensation of the heat exchanger and the air outlet of the air conditioner occurs, and the problem of water dripping of the air conditioner is further caused; the invention is realized by changing the indoor environment humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationAs a condition of whether the air conditioner is put into the anti-condensation mode, i.e. by limiting the indoor ambient humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationThe method controls the condensation degree of the air conditioner, and after the air conditioner enters the condensation prevention mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at a preset rotating speed R1The operation, the mode that the air guide door is in the most direct wind-out angle is controlled simultaneously, wherein, through control compressor shut down, that is to say control air conditioner stop refrigeration, control interior fan is with predetermineeing rotational speed R1The air conditioner has the advantages that the air conditioner can effectively prevent the heat exchanger and the air outlet from dripping water due to excessive condensation through the cooperative cooperation of the compressor, the inner fan and the air guide door; when the indoor ambient temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2Then, controlling the air conditioner to exit the anti-condensation mode; the requirement of a user on refrigeration can be guaranteed, the use comfort of the user is improved, and the requirements of condensation prevention and refrigeration are met.
Optionally, the preset humidity RH1The value range is as follows: RH (relative humidity)1Not less than 78%. In this way, a humidity of 78% is the initial humidity at which condensation occurs; the invention sets the preset humidity RH1Is set to RH1The humidity is more than or equal to 78 percent, and the problem of dripping water can be effectively solved even if the air conditioner generates condensation under the humidity; compared with the humidity of 80%, the humidity setting of the invention can ensure that the air conditioner enters the anti-condensation mode earlier, which is more beneficial to preventing condensation; compared with 75% humidity, the inventionHumidity sets up, can guarantee that the air conditioner can not too early get into and prevent the condensation mode, influences user's comfort level.
Optionally, the preset time t1The value range is as follows: t is t1Not less than 40 min. In this way, by presetting the time t1Is set as t1Not less than 40min, ensuring that the indoor environment reaches the refrigeration effect required by the user, and keeping the humidity of the indoor environment over 78 percent to accumulate the refrigerating operation time t of the air conditionerAccumulationControl at the preset time t1In the method, even if the air conditioner generates condensation, the amount of the condensation is not large, and the generated condensation is easy to treat in a blowing mode after the air conditioner is controlled to enter into a condensation prevention mode; therefore, the invention simultaneously limits the indoor environment humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationThe generation of condensation can be effectively prevented, and the treatment can be relatively easy even if the condensation is generated.
Optionally, the "indoor ambient temperature TInner ringGreater than a user preset temperature T1"is: the indoor ambient temperature TInner ringWith said user preset temperature T1Satisfies the following relationship: t isInner ring≥T1+ a. This kind of mode can guarantee to handle the time of condensation, can not exert an influence to user's comfort level simultaneously.
Optionally, the value range of a is as follows: a is more than or equal to 2 ℃ and less than or equal to 5 ℃. This kind of mode sets up a through the value range with a to be 2 ℃ and is less than or equal to 5 ℃, can guarantee to handle the time of condensation, makes the condensation that produces disappear, perhaps reduces the condensation volume that produces, the problem that can not appear dripping, can not exert an influence to user's comfort level simultaneously.
Optionally, the preset time t2The value range is as follows: t is t2Not less than 15 min. In this way, by presetting the time t2Is set as t2The time is more than or equal to 15min, the condensation condition can be obviously optimized, and the time length can not influence the use comfort of the user.
Optionally, the preset rotation speed R1The highest windshield with preset rotating speed is used for the inner fan; or a lowest windshield and a highest windshield with preset rotating speeds for the inner fan. By the mode, the generated condensation can be ensured to disappear in the shortest time, or the generated condensation amount is reduced; meanwhile, the problem that the air conditioner blows water due to sudden enhancement of the windshield can be avoided.
Optionally, the inner fan is controlled at a preset rotating speed R1The operation comprises the following steps:
when the air supply rotating speed set by a user is the lowest wind gear, controlling the rotating speed of the inner fan to be in the lowest wind gear state and operating for a preset time t3Then, controlling the rotating speed of the inner fan to be increased to the highest windshield;
and when the air supply rotating speed set by the user is not the lowest windshield, controlling the rotating speed of the inner fan to be increased to the highest windshield. By the mode, the generated condensation can be ensured to disappear in the shortest time, or the generated condensation amount is reduced; meanwhile, the problem that the air conditioner blows water due to sudden enhancement of the windshield can be avoided.
Optionally, the preset time t3The value range of (A): t is less than or equal to 5min3Less than or equal to 9 min. In this way, the time t will be preset3Is set to be not less than 5min and not more than t3Less than or equal to 9min, at the moment, the rotating speed of the inner fan is in the lowest windshield state, and the inner fan runs for preset time t3And then, the amount of generated condensation can be reduced, and the rotating speed of the inner fan is controlled to be increased to the highest windshield, so that the problem that the windshield is suddenly strengthened to blow water by the air conditioner can be avoided.
Optionally, after the air conditioner exits the anti-condensation mode, the compressor, the inner fan and the air guide door are controlled to return to the operating state before entering the anti-condensation mode. This kind of mode, after preventing the condensation, can resume the running state of air conditioner to entering running state before preventing the condensation mode, can effectual improvement user's comfort level.
Optionally, after the air conditioner exits the anti-condensation mode, the refrigerating accumulated running time tAccumulationAnd (6) recalculating. By adopting the mode, the last operation parameter can be effectively avoided from being aligned to the next operation parameterThe effect of the secondary operating parameters.
Optionally, the indoor ambient humidity RHInner ringIs the humidity at the air inlet of the air conditioner. This kind of mode, here air are indoor air backward flow department, adopt the actual conditions that the humiture is closest to indoor environment, and here air velocity is higher simultaneously, helps improving and detects the precision.
Optionally, the indoor ambient humidity RHInner ringAnd detecting through a wet and dry bulb thermometer arranged at the air inlet of the air conditioner. In this way, the air temperature and humidity are measured simultaneously.
The invention also provides a control device for preventing condensation, which executes any one of the control methods; the control device includes:
a first control module: the first control module is used for controlling the indoor environment humidity RHInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
a second control module: the second control module is used for controlling the compressor to stop and controlling the inner fan to rotate at a preset rotating speed R after the air conditioner enters the anti-condensation mode1The air guide door is controlled to be at the most downwind outlet angle during operation;
a third control module: the third control module is used for controlling the indoor environment temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
The present invention also provides a computer-readable storage medium characterized in that: the computer-readable storage medium stores a computer program that, when read and executed by a processor, implements the control method according to any one of the above.
The invention also provides an air conditioner which executes any one of the control methods.
Drawings
Fig. 1 is a flowchart of a control method for preventing condensation according to embodiment 1 of the present invention;
FIG. 2 is a flowchart of S1 in example 1 of the present invention;
FIG. 3 is a flowchart of S2 in embodiment 1 of the present invention;
FIG. 4 is a flowchart of S22 in embodiment 1 of the present invention;
FIG. 5 is a flowchart of S4 in embodiment 1 of the present invention;
fig. 6 is a flowchart of a control method for preventing condensation according to embodiment 2 of the present invention;
FIG. 7 is a flowchart of S4 in embodiment 2 of the present invention;
fig. 8 is a schematic structural diagram of a condensation prevention control device in embodiment 3 of the present invention.
Description of reference numerals:
100-a first control module; 200-a second control module; 300-third control module.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The invention provides a control method for preventing condensation, which comprises the following steps:
when indoor environment humidity RHInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
after the air conditioner enters the anti-condensation mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at a preset rotating speed R1The air guide door is controlled to be at the most downwind outlet angle during operation;
when the indoor ambient temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
According to the technical scheme of the invention, when the indoor environment humidity RH is higher than the preset valueInner ringWhen a certain value is reached, i.e. when the indoor ambient humidity RH is reachedInner ringGreater than or equal to the preset humidity RH1(ii) a Simultaneously considering the accumulated running time t of the air conditioner refrigerationAccumulationWhen a certain value is reached, namely the accumulated air conditioner refrigerating operation time tAccumulationGreater than or equal to the preset time t1(ii) a When the two conditions are met simultaneously, excessive condensation of the heat exchanger and the air outlet of the air conditioner occurs, and the problem of water dripping of the air conditioner is further caused; the invention is realized by changing the indoor environment humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationAs a condition of whether the air conditioner is put into the anti-condensation mode, i.e. by limiting the indoor ambient humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationThe method controls the condensation degree of the air conditioner, and after the air conditioner enters the condensation prevention mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at a preset rotating speed R1The operation, the mode that the air guide door is in the most direct wind-out angle is controlled simultaneously, wherein, through control compressor shut down, that is to say control air conditioner stop refrigeration, control interior fan is with predetermineeing rotational speed R1The air conditioner has the advantages that the air conditioner can effectively prevent the heat exchanger and the air outlet from dripping water due to excessive condensation through the cooperative cooperation of the compressor, the inner fan and the air guide door; when the indoor environmentTemperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2Then, controlling the air conditioner to exit the anti-condensation mode; the requirement of a user on refrigeration can be guaranteed, the use comfort of the user is improved, and the requirements of condensation prevention and refrigeration are met.
In the above, the technical scheme of the invention has a wider application range by controlling the shutdown of the compressor, and is applicable to both a fixed-frequency air conditioner and a variable-frequency air conditioner, and is only applicable to the variable-frequency air conditioner in a way different from a way of running in a frequency-reducing mode through the compressor; in addition, the purpose of the 'compressor frequency reduction operation' is to reduce the refrigeration effect to inhibit the generation of condensed water, but the refrigeration effect is poor after the frequency is reduced to a certain degree, so that the use comfort of a user is affected; the invention limits the indoor environment humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationUnder the prerequisite of controlling the degree of air conditioner condensation, stop refrigeration through controlling the air conditioner, also be the air output of control air conditioner, the mode that the air guide door is located the position of difficult condensation simultaneously to indoor ambient temperature TInner ringOr inner fan run time tInner fanThe limit is carried out, and the use comfort of the user is not influenced when the mode can prevent condensation and water dripping.
In the foregoing, the wind guide door is in the most straight wind outlet angle and indicates: the air guide door and the air outlet are nearly parallel, and the air outlet resistance is minimum at the moment; the wind guide angle (vertical direction) of the household air conditioner indoor unit is generally divided into a fixed grid 1-a fixed grid 5, wherein the air outlet resistance of the middle position (generally the fixed grid 3) is the minimum, and the wind guide door has the maximum wind volume according to the angle, so that the condensation generated by quick drying is facilitated;
in some embodiments, the preset humidity RH1The value range is as follows: RH (relative humidity)1Not less than 78%. In this way, a humidity of 78% is the initial humidity at which condensation occurs; the invention sets the preset humidity RH1Is set to RH1The humidity is more than or equal to 78 percent, and the problem of dripping water can be effectively solved even if the air conditioner generates condensation under the humidity; compared with 80% humidity, the inventionThe humidity setting can ensure that the air conditioner enters an anti-condensation mode earlier, and is more beneficial to preventing condensation; compared with 75% humidity, the humidity setting of the invention can ensure that the air conditioner does not enter the anti-condensation mode too early to influence the use comfort of users.
In some embodiments, the time t is preset1The value range is as follows: t is t1Not less than 40 min. In this way, by presetting the time t1Is set as t1Not less than 40min, ensuring that the indoor environment reaches the refrigeration effect required by the user, and keeping the humidity of the indoor environment over 78 percent to accumulate the refrigerating operation time t of the air conditionerAccumulationControl at the preset time t1In the method, even if the air conditioner generates condensation, the amount of the condensation is not large, and the generated condensation is easy to treat in a blowing mode after the air conditioner is controlled to enter into a condensation prevention mode; therefore, the invention simultaneously limits the indoor environment humidity RHInner ringAnd the accumulated running time t of the air conditioner refrigerationAccumulationThe generation of condensation can be effectively prevented, and the treatment can be relatively easy even if the condensation is generated.
In some embodiments, "indoor ambient temperature TInner ringGreater than a user preset temperature T1"is: indoor ambient temperature TInner ringWith a user preset temperature T1Satisfies the following relationship: t isInner ring≥T1+ a. This kind of mode can guarantee to handle the time of condensation, can not exert an influence to user's comfort level simultaneously.
In some embodiments, a has a value range of: a is more than or equal to 2 ℃ and less than or equal to 5 ℃. This kind of mode sets up a through the value range with a to be 2 ℃ and is less than or equal to 5 ℃, can guarantee to handle the time of condensation, makes the condensation that produces disappear, perhaps reduces the condensation volume that produces, the problem that can not appear dripping, can not exert an influence to user's comfort level simultaneously.
In some embodiments, the time t is preset2The value range is as follows: t is t2Not less than 15 min. In this way, by presetting the time t2Is set as t2Not less than 15min, can obviously optimize the condensation condition, and simultaneouslyThe time length does not influence the use comfort of the user.
In some embodiments, the preset rotation speed R1The highest windshield with preset rotating speed is used for the inner fan; or a lowest windshield and a highest windshield with preset rotating speed for the inner fan. By the mode, the generated condensation can be ensured to disappear in the shortest time, or the generated condensation amount is reduced; meanwhile, the problem that the air conditioner blows water due to sudden enhancement of the windshield can be avoided.
In some embodiments, the inner fan is "controlled at a preset speed R1The operation comprises the following steps:
when the air supply rotating speed set by a user is the lowest wind gear, the rotating speed of the inner fan is controlled to be in the lowest wind gear state, and the inner fan runs for the preset time t3Then, controlling the rotating speed of the inner fan to be increased to the highest windshield;
and when the air supply rotating speed set by the user is not the lowest windshield, controlling the rotating speed of the inner fan to be increased to the highest windshield. By the mode, the generated condensation can be ensured to disappear in the shortest time, or the generated condensation amount is reduced; meanwhile, the problem that the air conditioner blows water due to sudden enhancement of the windshield can be avoided.
In some embodiments, the time t is preset3The value range of (A): t is less than or equal to 5min3Less than or equal to 9 min. In this way, the time t will be preset3Is set to be not less than 5min and not more than t3Less than or equal to 9min, at the moment, the rotating speed of the inner fan is in the lowest windshield state, and the operation is carried out for the preset time t3After, can have the volume that reduces the condensation that produces, the rotational speed of fan improves to the highest windscreen in the control again, can avoid strengthening the windscreen suddenly and lead to the problem that the air conditioner blows water.
In some embodiments, after the air conditioner exits the anti-condensation mode, the compressor, the inner fan and the air guide door are controlled to return to the operation state before entering the anti-condensation mode. This kind of mode, after preventing the condensation, can resume the running state of air conditioner to the running state before getting into and preventing the condensation mode, can effectual improvement user's use comfort.
In some embodiments, the cooling accumulated operation time t is after the air conditioner exits the anti-condensation modeAccumulationTo resumeAnd (4) calculating. This kind of mode can effectually avoid the influence of last operation parameter to next operation parameter.
In some embodiments, the indoor ambient humidity RHInner ringIs the humidity at the air inlet of the air conditioner. This kind of mode, here air are indoor air backward flow department, adopt the actual conditions that the humiture is closest to indoor environment, and here air velocity is higher simultaneously, helps improving and detects the precision.
In some embodiments, the indoor ambient humidity RHInner ringThe detection is carried out through a dry-wet bulb thermometer arranged at the air inlet of the air conditioner. In this way, the air temperature and humidity are measured simultaneously.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
Example 1
The present invention provides an anti-condensation control method embodiment, it is noted that the steps illustrated in the flowchart of the drawings may be performed in a computer system such as a set of computer executable instructions and that, although a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than presented herein.
As shown in one of fig. 1 to 5, the present invention provides a control method for preventing condensation, which comprises the following steps:
s1, humidity RH when indoor environmentInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
step S1 specifically includes the following steps:
s11, detecting indoor environment humidity RHInner ring；
Wherein the indoor ambient humidity RHInner ringThe humidity at the air inlet of the air conditioner;
specifically, the indoor ambient humidity RHInner ringDetecting through a wet and dry bulb thermometer arranged at an air inlet of the air conditioner;
s12, judging the indoor environment humidity RHInner ringWhether or not it is greater than or equal to the preset humidity RH1；
Wherein the preset humidity RH1The value range is as follows: RH (relative humidity)1≥78％；
S13, detecting the running state of the air conditioner;
s14, judging whether the air conditioner is in refrigeration operation;
s15, when the air conditioner is in refrigeration operation, detecting the accumulated operation time t of the air conditioner refrigerationAccumulation；
S16, judging the air conditioner refrigeration accumulated operation time tAccumulationWhether it is greater than or equal to the preset time t1；
Wherein the preset time t1The value range is as follows: t is t1≥40min
S17, humidity RH when indoor environmentInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
wherein the content of the first and second substances,
s2, after the air conditioner enters the anti-condensation mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at the preset rotating speed R1The air guide door is controlled to be at the most downwind outlet angle during operation;
step S2 specifically includes the following steps:
s21, controlling the compressor to stop after the air conditioner enters the anti-condensation mode;
s22, after the air conditioner enters the anti-condensation mode, controlling the inner fan to rotate at a preset rotating speed R1Running;
wherein the preset rotating speed R1The highest windshield with preset rotating speed is used for the inner fan; or a lowest windshield and a highest windshield with preset rotating speeds for the inner fan;
' controlling the inner fan to rotate at a preset speed R1The operation comprises the following steps:
when the air supply rotating speed set by a user is the lowest wind gear, the rotating speed of the inner fan is controlled to be in the lowest wind gear state, and the inner fan runs for the preset time t3Then, the rotating speed of the inner fan is controlledUp to the highest windshield;
and when the air supply rotating speed set by the user is not the lowest windshield, controlling the rotating speed of the inner fan to be increased to the highest windshield.
The method specifically comprises the following steps:
s221, judging whether the air supply rotating speed set by a user is the lowest windshield;
s222, when the air supply rotating speed set by a user is the lowest windshield, controlling the rotating speed of the inner fan to be in the lowest windshield state;
s223, judging whether the rotating speed of the inner fan runs for a preset time t in the lowest windshield state3；
Wherein the preset time t3The value range of (A): t is less than or equal to 5min3≤9min；
When the rotating speed of the inner fan is in the lowest windshield state, whether the inner fan runs for a preset time t3Then, go to step S224;
s224, when the air supply rotating speed set by a user is not the lowest windshield, controlling the rotating speed of the inner fan to be increased to the highest windshield;
s23, after the air conditioner enters the anti-condensation mode, controlling the air guide door to be at the downmost air outlet angle;
s21, S22 and S23 are performed simultaneously;
s3, when the indoor environment temperature T isInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
Step S3 specifically includes the following steps:
s31, detecting the indoor environment temperature TInner ring；
S32, judging the indoor environment temperature TInner ringWhether it is higher than the preset temperature T of the user1；
Wherein the "indoor ambient temperature TInner ringGreater than a user preset temperature T1"is: indoor ambient temperature TInner ringWith a user preset temperature T1Satisfies the following relationship: t isInner ring≥T1+a；
Preferably, the value range of a is as follows: a is more than or equal to 2 ℃ and less than or equal to 5 ℃;
s33, detecting the running time t of the inner fanInner fan；
S34, judging the running time t of the inner fanInner fanWhether it is greater than or equal to the preset time t2；
Wherein the preset time t2The value range is as follows: t is t2≥15min；
S35, when the indoor environment temperature T isInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
Example 2
On the basis of embodiment 1, as shown in one of fig. 6 to 7, the method for controlling anti-condensation of the present embodiment further includes, after step S3, the following steps:
s4, after the air conditioner exits the anti-condensation mode, controlling the compressor, the inner fan and the air guide door to recover to the running state before entering the anti-condensation mode;
the method specifically comprises the following steps:
s41, after the air conditioner exits the anti-condensation mode, controlling the compressor to recover to the running state before entering the anti-condensation mode;
s42, after the air conditioner exits the anti-condensation mode, controlling the inner fan to recover to the running state before entering the anti-condensation mode;
and S43, after the air conditioner exits the anti-condensation mode, controlling the air guide door to recover to the running state before entering the anti-condensation mode.
Preferably, after the air conditioner exits the anti-condensation mode, the refrigerating accumulated running time tAccumulationAnd (6) recalculating.
Example 3
As shown in fig. 8, the present invention provides a control device for preventing condensation, which executes any one of the above control methods, the control device including:
the first control module 100: the first control module 100 is used for controlling the humidity RH of the indoor environmentInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
the second control module 200: the second control module 200 is used for controlling the compressor to stop and controlling the inner fan to rotate at a preset rotation speed R after the air conditioner enters the anti-condensation mode1The air guide door is controlled to be at the most downwind outlet angle during operation;
the third control module 300: the third control module 300 is used for controlling the indoor environment temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
Example 4
The present invention also provides a computer-readable storage medium characterized in that: the computer-readable storage medium stores a computer program which, when read and executed by a processor, implements the control method of any one of the above.
Example 5
The invention also provides an air conditioner which executes any one of the control methods.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (16)

1. A control method for preventing condensation is characterized in that: the control method comprises the following steps:
when indoor environment humidity RHInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
after the air conditioner enters the anti-condensation mode, the compressor is controlled to stop, and the inner fan is controlled to rotate at a preset rotating speed R1The air guide door is controlled to be at the most downwind outlet angle during operation;
when the indoor environment is warmDegree TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
2. The control method according to claim 1, characterized in that: the preset humidity RH1The value range is as follows: RH (relative humidity)1≥78％。
3. The control method according to claim 1, characterized in that: the preset time t1The value range is as follows: t is t1≥40min。
4. The control method according to claim 1, characterized in that: the "indoor ambient temperature TInner ringGreater than a user preset temperature T1"is: the indoor ambient temperature TInner ringWith said user preset temperature T1Satisfies the following relationship: t isInner ring≥T1+a。
5. The control method according to claim 4, characterized in that: the value range of a is as follows: a is more than or equal to 2 ℃ and less than or equal to 5 ℃.
6. The control method according to claim 1, characterized in that: the preset time t2The value range is as follows: t is t2≥15min。
7. The control method according to claim 1, characterized in that: the preset rotating speed R1The highest windshield with preset rotating speed is used for the inner fan; or a lowest windshield and a highest windshield with preset rotating speeds for the inner fan.
8. The control method according to claim 7, characterized in that: the internal fan is controlled at a preset rotating speed R1The operation comprises the following steps:
when the air supply rotating speed set by the user is the lowest airDuring gear shifting, the rotating speed of the inner fan is controlled to be in the lowest windshield state, and the inner fan runs for a preset time t3Then, controlling the rotating speed of the inner fan to be increased to the highest windshield;
and when the air supply rotating speed set by the user is not the lowest windshield, controlling the rotating speed of the inner fan to be increased to the highest windshield.
9. The control method according to claim 8, characterized in that: the preset time t3The value range is as follows: t is less than or equal to 5min3≤9min。
10. The control method according to claim 1, characterized in that: and after the air conditioner exits the anti-condensation mode, controlling the compressor, the inner fan and the air guide door to recover to the running state before entering the anti-condensation mode.
11. The control method according to claim 1, characterized in that: after the air conditioner exits the anti-condensation mode, the refrigerating accumulated running time tAccumulationAnd (6) recalculating.
12. The control method according to claim 1, characterized in that: the indoor environment humidity RHInner ringIs the humidity at the air inlet of the air conditioner.
13. The control method according to claim 1, characterized in that: the indoor environment humidity RHInner ringAnd detecting through a wet and dry bulb thermometer arranged at the air inlet of the air conditioner.
14. The utility model provides a prevent controlling means of condensation which characterized in that: performing the control method of any one of claims 1-13; the control device includes:
first control module (100): the first control module (100) is used for controlling the indoor environment humidity RHInner ringGreater than or equal to the preset humidity RH1And the accumulated running time t of the air conditioner refrigerationAccumulationGreater than or equal to the preset time t1Then, controlling the air conditioner to enter an anti-condensation mode;
a second control module (200): the second control module (200) is used for controlling the compressor to stop and controlling the inner fan to rotate at a preset rotating speed R after the air conditioner enters the anti-condensation mode1The air guide door is controlled to be at the most downwind outlet angle during operation;
third control module (300): the third control module (300) is used for controlling the indoor environment temperature TInner ringGreater than a user preset temperature T1Or inner fan run time tInner fanGreater than or equal to the preset time t2And then, controlling the air conditioner to exit the anti-condensation mode.
15. A computer-readable storage medium characterized by: the computer-readable storage medium stores a computer program which, when read and executed by a processor, implements the control method according to any one of claims 1 to 13.
16. An air conditioner, characterized in that: performing the control method of any one of claims 1-13.
CN201911047258.6A 2019-10-30 2019-10-30 Anti-condensation control method and device, storage medium and air conditioner Pending CN111023446A (en)

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CN114110930A (en) * 2021-09-10 2022-03-01 宁波奥克斯电气股份有限公司 Condensation preventing method and device, air conditioner and computer readable storage medium
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CN111964214A (en) * 2020-08-21 2020-11-20 宁波奥克斯电气股份有限公司 Control method and device for optimizing air conditioner condensation and air conditioner
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