CN106288218B - The self-cleaning control method and device of A/C evaporator - Google Patents
The self-cleaning control method and device of A/C evaporator Download PDFInfo
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- CN106288218B CN106288218B CN201610711804.1A CN201610711804A CN106288218B CN 106288218 B CN106288218 B CN 106288218B CN 201610711804 A CN201610711804 A CN 201610711804A CN 106288218 B CN106288218 B CN 106288218B
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Abstract
The invention discloses a kind of self-cleaning control methods of A/C evaporator, comprising steps of receiving the control instruction for switching other mode operations after air-conditioning enters evaporator automatically cleaning mode；After receiving the control instruction for switching other mode operations, the operation phase under air-conditioning automatically cleaning mode is obtained, and judge whether the operating status of current operation phase is consistent with the operating status under other modes；If inconsistent, when air-conditioning switches to other mode operations, control air conditioner air deflector avoids user's air-supply.The invention also discloses a kind of self-cleaning control devices of A/C evaporator.The present invention effectively avoids the control that can not be blown according to user demand in the prior art because switching other mode operations from automatically cleaning, and the problem of comfort of air conditioner difference improves comfort of air conditioner.
Description
Technical field
The present invention relates to air-conditioning technical field more particularly to the self-cleaning control method and device of A/C evaporator.
Background technique
During operation of air conditioner, evaporator can be entered from clear according to controls based on remote controler or other control equipment
It is clean, automatically cleaning is carried out to the evaporator of air-conditioning, guarantees the cleannes of air-conditioning, provides comfortable environment for user.Currently, in air-conditioning
Evaporator automatically cleaning during, if receiving the instruction for exiting automatically cleaning mode, switch to other modes (for example, refrigeration or
Heating etc.) operation, can according to the default wind-guiding angle wind-guiding under other modes, however do not take into account that at this time whether properly according to
Default wind-guiding angle wind-guiding.For example, heating mode is switched to from cooling stages, if default wind-guiding angle is that alignment user send
Wind, it may appear that the experience of cold wind, so that comfort of air conditioner is poor.Therefore, in the prior art because from automatically cleaning pattern switching to other
Mode operation, the control that can not be blown according to user demand, comfort of air conditioner are poor.
Above content is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that above content is existing skill
Art.
Summary of the invention
The main purpose of the present invention is to provide a kind of self-cleaning control method and device of A/C evaporator, it is intended to solve
In the prior art because switching other mode operations from automatically cleaning, the control that can not be blown according to user demand, air-conditioning is comfortable
Spend the problem of difference.
To achieve the above object, the self-cleaning control method of a kind of A/C evaporator provided by the invention, comprising steps of
After air-conditioning enters evaporator automatically cleaning mode, the control instruction for switching other mode operations is received；
After receiving the control instruction for switching other mode operations, the operation phase under air-conditioning automatically cleaning mode is obtained,
And judge whether the operating status of current operation phase is consistent with the operating status under other modes；
If inconsistent, when air-conditioning switches to other mode operations, control air conditioner air deflector avoids user's air-supply.
Preferably, the control air conditioner air deflector avoid user air-supply after, further includes:
Obtain the surface temperature of evaporator；
When the surface temperature of evaporator is matched with the set temperature under other modes switched, air conditioner air deflector is controlled
With the wind-guiding angle air-supply set under other described modes.
Preferably, the control air conditioner air deflector avoid user air-supply after, further includes:
The temperature of indoor environment is obtained, and calculates the difference of indoor environment temperature and set temperature；
When the difference is less than preset threshold, wind-guiding angle of the air conditioner air deflector to set under other described modes is controlled
Air-supply.
Preferably, after receiving the control instruction for switching other mode operations, control outdoor unit is out of service, and controls
Indoor unit is run according to preset rotation speed.
Preferably, the method also includes:
If the operating status and the operating status under other modes of current operation phase are inconsistent, outdoor unit shutdown is controlled
After running setting time, other mode operations are switched to.
In addition, to achieve the above object, the present invention also provides a kind of self-cleaning control devices of A/C evaporator, comprising:
Receiving module, for receiving the control for switching other mode operations after air-conditioning enters evaporator automatically cleaning mode
Instruction；
Module is obtained, for obtaining air-conditioning automatically cleaning mode after receiving the control instruction for switching other mode operations
Under operation phase；
Judgment module, for judge the current operation phase operating status whether with the operating status one under other modes
It causes；
Control module, if, when air-conditioning switches to other mode operations, control air conditioner air deflector is avoided for inconsistent
User's air-supply.
Preferably, further includes:
Module is obtained, for obtaining the surface temperature of evaporator；
The control module is also used to the surface temperature in evaporator and the set temperature under other modes for being switched
Timing, the wind-guiding angle air-supply for controlling air conditioner air deflector to set under other described modes.
Preferably, further includes: computing module,
The acquisition module, is also used to obtain the temperature of indoor environment；
The computing module, for calculating the difference of indoor environment temperature and set temperature；
The control module, be also used to the difference be less than preset threshold when, control air conditioner air deflector with it is described other
The wind-guiding angle air-supply set under mode.
Preferably, the control module is also used to after receiving the control instruction for switching other mode operations, control room
Outer machine is out of service, and controls indoor unit and run according to preset rotation speed.
Preferably, the control module, if the operating status for being also used to the current operation phase and the operation under other modes
State is inconsistent, then after controlling outdoor unit shutdown operation setting time, switches to other mode operations.
The present invention by during exiting automatically cleaning first judgement exit when the operation phase whether the operation with other modes
State consistency, user's air-supply is avoided in control when inconsistent, is not blown by user demand to user when inconsistent to overcome
Cause undesirable experience, effectively avoid in the prior art because from automatically cleaning pattern switching to other mode operations, can not according to
The control that family demand is blown, the problem of comfort of air conditioner difference, improves comfort of air conditioner.
Detailed description of the invention
Fig. 1 is the flow diagram of the first embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 2 is the flow diagram of the second embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 3 is the flow diagram of the 3rd embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 4 is the flow diagram of the fourth embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 5 is to judge that air-conditioning meets the flow diagram for switching the condition of other modes in one embodiment of the invention；
Fig. 6 is to judge that air-conditioning meets the flow diagram for switching the condition of other modes in another embodiment of the present invention；
Fig. 7 is the flow diagram of the 5th embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 8 is the functional block diagram of the first embodiment of the self-cleaning control device of A/C evaporator of the present invention；
Fig. 9 is the functional block diagram of the second embodiment of the self-cleaning control device of A/C evaporator of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that following will be combined with the drawings in the embodiments of the present invention, technical solution in the embodiment of the present invention into
Row clearly and completely describes, it is clear that and described embodiment is only a part of the embodiments of the present invention, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without creative efforts
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig.1, Fig. 1 is the process signal of the first embodiment of the self-cleaning control method of A/C evaporator of the present invention
Figure.
In one embodiment, the self-cleaning control method of the A/C evaporator includes:
Step S10 receives the control instruction for switching other mode operations after air-conditioning enters evaporator automatically cleaning mode；
In the present embodiment, air-conditioning receives control instruction, into evaporator automatically cleaning, carries out to the evaporator of air-conditioning automatic
Cleaning.During automated cleaning, air conditioner includes four-stage: refrigeration, frosting, defrost and high temperature drying, single cooler include
Three phases, refrigeration, frosting and defrost stage, defrost stage are indoor fan air-supply defrost.Pass through aforementioned four or three ranks
Section completes the automatically cleaning process of air-conditioning.After air-conditioning enters evaporator automatically cleaning, the control that reception switches other mode operations refers to
It enables, other described modes can be refrigeration mode or heating mode etc..The control instruction for switching other mode operations can be with
It is that user is issued by air-conditioner controller (for example, remote controler or mobile phone etc.), is also possible to according to air-conditioning room temperature and presets
It is automatic to issue when temperature (for example, 26 degree or 27 degree etc. are arranged according to user demand) matches.
Step S20 obtains the fortune under air-conditioning automatically cleaning mode after receiving the control instruction for switching other mode operations
Row order section, and judge whether the operating status of current operation phase is consistent with the operating status under other modes；
After receiving the control instruction for switching other mode operations, it is meant that need to exit evaporator automatically cleaning mode,
Switch other modes, obtains the operation phase being presently under air-conditioning automatically cleaning mode at this time, and judge the current operation phase
Whether operating status is consistent with the operating status under other modes, and whether the operating status is including but not limited in refrigeration fortune
Row state or heating operation state or outdoor unit unlatching/closing or indoor unit open or close etc. or by indoor units and refrigeration
Or heating combines as operating status.For example, refrigeration and frosting stage are consistent with refrigeration mode；The early period in defrost stage with
Refrigeration mode is consistent；The later period and high temperature drying stage in defrost stage are consistent with heating mode.
Step S30, if inconsistent, when air-conditioning switches to other mode operations, control air conditioner air deflector avoids user
Air-supply.
If the operating status and the operating status under other modes of current operation phase are inconsistent, switch other in air-conditioning
When mode operation, control air conditioner air deflector avoids user's air-supply.That is when inconsistent, the air outlet of the indoor unit of air-conditioning
Air-supply cannot be directed at user's air-supply, for example, the current operation phase is refrigeration, and other modes are heating, if from refrigeration rank
When section switching heating mode operation, it is directly directed at the case where user's air-supply will appear cold wind；The current operation phase is high temperature drying,
And other modes are refrigeration, if being directly directed at user air-supply user can feel from when switching to refrigeration mode in the high temperature drying stage
Feel more hot；The current operation phase is defrost, and other modes are heating, if switching to heating mode fortune from the defrost stage
When row, it is directly directed at the case where user's air-supply will appear cold wind.Therefore, it when inconsistent, needs to prevent cold wind or hot wind, in order to avoid
It causes user to feel uncomfortable to happen.The present embodiment is by the way that first luck row order is exited in judgement during exiting automatically cleaning
Whether section is consistent with the operating status of other modes, and user's air-supply is avoided in control when inconsistent, to overcome when inconsistent
Do not blow by user demand and cause undesirable experience to user, effectively avoid in the prior art because from automatically cleaning pattern switching to its
It is comfortable to improve air-conditioning for his mode operation, the control that can not be blown according to user demand, the problem of comfort of air conditioner difference
Degree.
Switch other mode operations in air-conditioning, and control after air conditioner air deflector avoids user's air-supply, in order to preferably protect
Card indoor environment achievees the effect that under other modes, for example, achieving the effect that freeze to indoor environment or heat.In the present invention one
In preferred embodiment, with reference to Fig. 2, the control air conditioner air deflector is avoided after user's air-supply, further includes:
Step S40 obtains the surface temperature of evaporator；The surface temperature of evaporator is by being arranged in evaporator surface or table
Temperature sensor near face measures, or is calculated according to the wind of air outlet of indoor set blowout, the blowout of air outlet
There is reduction formula between the temperature of wind and the surface temperature of evaporator, the surface temperature of evaporator is calculated by reduction formula
Degree.
Step S50, when the surface temperature of evaporator is matched with the set temperature under other modes switched, control is empty
The wind-guiding angle air-supply for adjusting wind deflector to set under other described modes.
Other modes can be refrigeration or heating mode, for example, set temperature is 28 degree by taking heating mode as an example, steam
When the surface temperature of hair device is matched with the set temperature under other modes switched, air conditioner air deflector is controlled with other described moulds
The wind-guiding angle air-supply set under formula.The wind-guiding angle air-supply set under other described modes includes but is not limited to be in alignment with user
Air-supply, or given according to default wind-guiding angle (be arranged according to user demand or be arranged and constantly update according to indoor environment temperature)
Wind.
Further, in order to preferably guarantee that indoor environment achievees the effect that under other modes.It is preferably real in the present invention one
It applies in example, with reference to Fig. 3, the control air conditioner air deflector is avoided after user's air-supply, further includes:
Step S60, obtains the temperature of indoor environment, and calculates the difference of indoor environment temperature and set temperature；Pass through temperature
It spends sensor or wearable device detects indoor environment temperature, calculate the difference of indoor environment temperature and set temperature, it is described
Set temperature is set according to user demand and/or operational mode, for example, set temperature is 26 degree when refrigeration, when heating is 28 degree.
Step S70 controls air conditioner air deflector to set under other described modes when the difference is less than preset threshold
The air-supply of wind-guiding angle.
The preset threshold can be 2 degree or 1 degree etc., and when the difference is less than the preset threshold, control air-conditioning is led
Wind-guiding angle air-supply of the aerofoil to be set under other described modes.In a preferred embodiment of the present invention, also it is also possible that setting
When reaching at every point of time, a difference is calculated, and calculate whether different moments difference becomes smaller in different time points,
When difference becomes smaller, when whether the value for judging that difference becomes smaller is less than preset difference value threshold value (0.5 degree or 0.3 degree etc.), air-conditioning is controlled
Wind-guiding angle air-supply of the wind deflector to be set under other described modes.The preset difference value threshold value can be variation 1 in every 10 minutes
Degree changes 1 degree in every 5 minutes.When the amplitude that the difference becomes smaller is matched with predetermined amplitude threshold value, that is, environment temperature indoors
When close to set temperature, it is meant that become smaller even the influence of present mode of operation without influence under automatically cleaning mode operation, because
This, the wind-guiding angle air-supply that can control air conditioner air deflector to set under other described modes.
In order to solve directly to switch other mode operations from automatically cleaning, pattern switching can not be carried out according to user demand, it is empty
The problem of adjusting comfort level poor, or even air-conditioning failure can be caused.In a preferred embodiment of the present invention, with reference to Fig. 4.
Step S80, after receiving the control instruction for switching other mode operations, control outdoor unit is out of service, and controls
Indoor unit processed is run according to preset rotation speed；
After detecting the control instruction for switching other mode operations, it is meant that need to exit evaporator automatically cleaning mode,
Switch other modes, it is out of service to control outdoor unit at this time, that is, control compressor and outdoor fan operation, not to indoor environment
Heat exchange operation is carried out, evaporator automatically cleaning mode is first exited, with the operation of outdoor unit halted state, and indoor fan is run, and is eliminated
Operation of air conditioner is to influence of other modes to indoor environment is switched under automatically cleaning mode, for example, frosting stage bring evaporator
Frosting, defrost stage bring hot wind or refrigeration and frosting stage bring cold wind etc..The preset rotation speed can be low speed, in
Speed or high speed；It is preferably in the present embodiment low speed, low speed is operated in by indoor fan, in the case where eliminating automatically cleaning mode to room
Under the premise of the influence of interior environment, avoided as far as possible in this stage discomfort caused by indoor user.
Step S90, after the condition for switching other modes is met in the air-conditioning, control air-conditioning switches to other modes fortune
Row.
It is shut down in control outdoor unit, after indoor unit is run with preset rotation speed, judges whether the air-conditioning meets and switch other
The condition of mode；Evaporator surface temperature can be to the judgement for meeting condition or control outdoor unit is shut down, indoor unit fortune
This state duration turned judges.After meeting the condition for switching other modes in the air-conditioning, control air-conditioning switching
Other mode operations.For example, switching refrigeration or heating mode operation, adjust room temperature.
Specifically, the process that the air-conditioning meets the condition for switching other modes includes: step S81 with reference to Fig. 5, obtain
The surface temperature of evaporator；The surface temperature of evaporator passes through the temperature sensor being arranged near evaporator surface or surface and surveys
, or be calculated according to the wind of air outlet of indoor set blowout, the temperature of the wind of the blowout of air outlet and the table of evaporator
There is reduction formula between the temperature of face, the surface temperature of evaporator is calculated by reduction formula.
Step S82, judges whether the surface temperature of the evaporator is greater than the first preset temperature；First preset temperature
For the temperature being arranged in advance, it is arranged according to performance of evaporator and air conditioning performance, for example, being 12 degree or 15 degree etc..Getting
After the surface temperature for stating evaporator, the surface temperature of the evaporator and the first preset temperature are compared, to judge the evaporation
Whether the surface temperature of device is greater than the first preset temperature.
Step S83 determines that the air-conditioning meets switching when the surface temperature of the evaporator is greater than the first preset temperature
The condition of other modes.After the surface temperature of the evaporator is greater than the first preset temperature, default air-conditioning is in normal condition
Under, it will not influence air-conditioning at this time and switch to other modes, determine that the air-conditioning meets the condition for switching other modes.
Further, with reference to Fig. 6, after step S81, further includes:
Step S84, judges whether the surface temperature of the evaporator is greater than the second preset temperature, first preset temperature
Greater than the second preset temperature；Second preset temperature is to be arranged according to performance of evaporator and air conditioning performance, and described second is pre-
If temperature is less than the first preset temperature；Second preset temperature can be 3 degree or 5 degree or 10 degree etc.；Getting evaporator
Surface temperature after, the surface temperature of the evaporator and the second preset temperature are compared；To judge the surface of the evaporator
Whether temperature is greater than the second preset temperature；Or after the evaporator surface temperature is less than the first preset temperature, by the steaming
The surface temperature of hair device is compared with the second preset temperature；To judge whether the surface temperature of the evaporator is greater than the second default temperature
Degree.
Step S85, when the surface temperature of the evaporator is greater than the second preset temperature, and runing time is more than when presetting
Between when, determine that the air-conditioning meets the condition for switching other modes.It is greater than the second default temperature in the surface temperature of the evaporator
When spending, and when the runing time for being greater than the state of the second preset temperature is more than preset time, determine the air-conditioning meet switching its
The condition of his mode.The preset time can be arranged with 5 minutes or 8 minutes etc. according to user demand or performance of evaporator.Here
Determine that the scheme for the condition that the air-conditioning satisfaction switches other modes can judge together with the first preset temperature, that is, evaporating
The surface temperature of device is not greater than always the first preset temperature, and has been greater than the second preset temperature, can be by greater than second
The runing time of preset temperature determines that the air-conditioning meets the condition of other modes of switching；It is also possible to separate pre- according to first
If temperature and the second preset temperature judge whether air-conditioning meets the condition for switching other modes, it is arranged according to user demand.Sentencing
Determine to maintain current outdoor machine to shut down, the shape that indoor unit is run with preset rotation speed after air-conditioning is unsatisfactory for the condition for switching other modes
State continues to monitor the surface temperature of evaporator, to judge whether to meet the condition for switching other mode operations.
Further, in a preferred embodiment of the present invention, in order to guarantee the air-conditioning service life, comfort of air conditioner is improved.With reference to
Fig. 7, the method also includes:
Step S100 after controlling outdoor unit shutdown operation setting time, switches to other mode operations if inconsistent.
The operation phase is when freezing or heat defrost or opening indoor unit defrost, to judge air-conditioning certainly under automatically cleaning mode
Whether the operating status for cleaning the current operation phase is consistent with the operating status under other modes, for example, in the current operation phase
For cooling stages, required other modes switched of air-conditioning are refrigeration, then are judged as consistent；If consistent, it can directly switch it
His mode；If inconsistent, after controlling outdoor unit shutdown operation setting time, switch other mode operations.For example, exiting from clear
Operation phase when clean is refrigeration, other modes of switching are heating, in order to protect compressor, needs to shut down operation setting time
(for example, 3 minutes or 5 minutes etc. are arranged according to air conditioning performance and/or user demand).When controlling outdoor unit shutdown operation setting
Between after, switch other mode operations, avoid compressor directly from refrigeration switching heating or from heating switching refrigeration, cause to compress
Machine is hit greatly, increases compressor loss, reduces compressor service life.
The present invention further provides a kind of self-cleaning control devices of A/C evaporator.The self-cleaning control of the A/C evaporator
Device processed is for realizing the above method.
Referring to Fig. 8, Fig. 8 is that the functional module of the first embodiment of the self-cleaning control device of A/C evaporator of the present invention is shown
It is intended to.
In one embodiment, the self-cleaning control device of the A/C evaporator includes: receiving module 10, obtains module
20, judgment module 30 and control module 40.
The receiving module 10, for receiving and switching other mode operations after air-conditioning enters evaporator automatically cleaning mode
Control instruction；
In the present embodiment, air-conditioning receives control instruction, into evaporator automatically cleaning, carries out to the evaporator of air-conditioning automatic
Cleaning.During automated cleaning, air conditioner includes four-stage: refrigeration, frosting, defrost and high temperature drying, single cooler include
Three phases, refrigeration, frosting and defrost stage, defrost stage are indoor fan air-supply defrost.Pass through aforementioned four or three ranks
Section completes the automatically cleaning process of air-conditioning.After air-conditioning enters evaporator automatically cleaning, the control that reception switches other mode operations refers to
It enables, other described modes can be refrigeration mode or heating mode etc..The control instruction for switching other mode operations can be with
It is that user is issued by air-conditioner controller (for example, remote controler or mobile phone etc.), is also possible to according to air-conditioning room temperature and presets
It is automatic to issue when temperature (for example, 26 degree or 27 degree etc. are arranged according to user demand) matches.
The acquisition module 20, for after receiving the control instruction for switching other mode operations, obtaining air-conditioning from clear
Operation phase under clean mode；
After receiving the control instruction for switching other mode operations, it is meant that need to exit evaporator automatically cleaning mode,
Switch other modes, obtains the operation phase being presently under air-conditioning automatically cleaning mode at this time, and judge the current operation phase
Whether operating status is consistent with the operating status under other modes, and whether the operating status is including but not limited in refrigeration fortune
Row state or heating operation state or outdoor unit unlatching/closing or indoor unit open or close etc. or by indoor units and refrigeration
Or heating combines as operating status.
The judgment module 30, for judge the current operation phase operating status whether with the operation shape under other modes
State is consistent；After getting the operation phase under air-conditioning automatically cleaning mode, compare the current operation phase operating status and other
Operating status under mode is consistent, consistent to judge whether.For example, refrigeration and frosting stage are consistent with refrigeration mode；Defrost rank
The early period of section is consistent with refrigeration mode；The later period and high temperature drying stage in defrost stage are consistent with heating mode.
The control module 40, if, when air-conditioning switches to other mode operations, controlling air conditioner wind-guiding for inconsistent
Plate avoids user's air-supply.
If the operating status and the operating status under other modes of current operation phase are inconsistent, switch other in air-conditioning
When mode operation, control air conditioner air deflector avoids user's air-supply.That is when inconsistent, the air outlet of the indoor unit of air-conditioning
Air-supply cannot be directed at user's air-supply, for example, the current operation phase is refrigeration, and other modes are heating, if from refrigeration rank
When section switching heating mode operation, it is directly directed at the case where user's air-supply will appear cold wind；The current operation phase is high temperature drying,
And other modes are refrigeration, if being directly directed at user air-supply user can feel from when switching refrigeration mode in the high temperature drying stage
It is more hot；The current operation phase is defrost, and other modes are heating, if from defrost stage switching heating mode operation
When, directly it is directed at the case where user's air-supply will appear cold wind.Therefore, it when inconsistent, needs to prevent cold wind or hot wind, Yi Mianzao
Feel uncomfortable at user to happen.The present embodiment passes through operation phase when first judgement is exited during exiting automatically cleaning
Whether consistent with the operating status of other modes, user's air-supply is avoided in control when inconsistent, to overcome when inconsistent not
Blow by user demand and cause undesirable experience to user, effectively avoid in the prior art because from automatically cleaning pattern switching to other
Mode operation, the control that can not be blown according to user demand, the problem of comfort of air conditioner difference improve comfort of air conditioner.
Switch other mode operations in air-conditioning, and control after air conditioner air deflector avoids user's air-supply, in order to preferably protect
Card indoor environment achievees the effect that under other modes, for example, achieving the effect that freeze to indoor environment or heat.
Further, the acquisition module 10, is also used to obtain the surface temperature of evaporator；The surface temperature of evaporator is logical
It crosses the temperature sensor being arranged near evaporator surface or surface to measure, or is counted according to the wind of air outlet of indoor set blowout
Obtain, have reduction formula between the temperature of the wind of the blowout of air outlet and the surface temperature of evaporator, by reduction formula come
The surface temperature of evaporator is calculated.
The control module 40 is also used to the surface temperature in evaporator and the set temperature under other modes for being switched
When matching, controls air conditioner air deflector and blown with the wind-guiding angle set under other described modes.
Other modes can be refrigeration or heating mode, for example, set temperature is 28 degree by taking heating mode as an example, steam
When the surface temperature of hair device is matched with the set temperature under other modes switched, air conditioner air deflector is controlled with other described moulds
The wind-guiding angle air-supply set under formula.The wind-guiding angle air-supply set under other described modes includes but is not limited to be in alignment with user
Air-supply, or given according to default wind-guiding angle (be arranged according to user demand or be arranged and constantly update according to indoor environment temperature)
Wind.
Further, in order to preferably guarantee that indoor environment achievees the effect that under other modes.It is preferably real in the present invention one
It applies in example, with reference to Fig. 9, described device further include: computing module 50,
The acquisition module 10, for obtaining the temperature of indoor environment；It is examined by temperature sensor or wearable device
Survey indoor environment temperature；The computing module 50, for calculating the difference of indoor environment temperature and set temperature；Counting chamber inner ring
The difference of border temperature and set temperature, the set temperature are set according to user demand and/or operational mode, for example, when refrigeration
Set temperature is 26 degree, is 28 degree when heating.
The control module 40, be also used to the difference be less than preset threshold when, control air conditioner air deflector with it is described its
The wind-guiding angle air-supply set under his mode.The preset threshold can be 2 degree or 1 degree etc., be less than in the difference described pre-
If when threshold value, controlling air conditioner air deflector and being blown with the wind-guiding angle set under other described modes.Preferably implement in the present invention one
In example, also it is also possible that setting different time points, when reaching at every point of time, a difference is calculated, and calculate not
Whether difference becomes smaller in the same time, when difference becomes smaller, judge value that difference becomes smaller whether be less than preset difference value threshold value (0.5 degree or
0.3 degree etc.) when, it controls air conditioner air deflector and is blown with the wind-guiding angle set under other described modes.The preset difference value threshold value
In order to solve directly to switch other mode operations from automatically cleaning, pattern switching can not be carried out according to user demand, it is empty
The problem of adjusting comfort level poor, or even air-conditioning failure can be caused.In a preferred embodiment of the present invention, the control module 40 is also used
In after receiving the control instruction for switching other mode operations, control outdoor unit is out of service, and controls indoor unit according to pre-
If revolving speed is run；
After detecting the control instruction for switching other mode operations, it is meant that need to exit evaporator automatically cleaning mode,
Switch other modes, it is out of service to control outdoor unit at this time, that is, control compressor and outdoor fan operation, not to indoor environment
Heat exchange operation is carried out, evaporator automatically cleaning mode is first exited, with the operation of outdoor unit halted state, and indoor fan is run, and is eliminated
Operation of air conditioner is to influence of other modes to indoor environment is switched under automatically cleaning mode, for example, frosting stage bring evaporator
Frosting, defrost stage bring hot wind or refrigeration and frosting stage bring cold wind etc..The preset rotation speed can be low speed, in
Speed or high speed；It is preferably in the present embodiment low speed, low speed is operated in by indoor fan, in the case where eliminating automatically cleaning mode to room
Under the premise of the influence of interior environment, avoided as far as possible in this stage discomfort caused by indoor user.
The control module 40 is also used to after the air-conditioning meets the condition for switching other modes, control air-conditioning switching
Other mode operations.
It is shut down in control outdoor unit, after indoor unit is run with preset rotation speed, judges whether the air-conditioning meets and switch other
The condition of mode；Evaporator surface temperature can be to the judgement for meeting condition or control outdoor unit is shut down, indoor unit fortune
This state duration turned judges.After meeting the condition for switching other modes in the air-conditioning, control air-conditioning switching
To other mode operations.For example, switching refrigeration or heating mode operation, adjust room temperature.
The acquisition module 10, for obtaining the surface temperature of evaporator；The surface temperature of evaporator is being steamed by setting
Temperature sensor near hair device surface or surface measures, or is calculated according to the wind of air outlet of indoor set blowout, out
There is reduction formula between the temperature of the wind of the blowout in air port and the surface temperature of evaporator, steaming is calculated by reduction formula
Send out the surface temperature of device.
The judgment module 30, for judging whether the surface temperature of the evaporator is greater than the first preset temperature；It is described
First preset temperature is the temperature being arranged in advance, is arranged according to performance of evaporator and air conditioning performance, for example, being 12 degree or 15 degree
Deng.After the surface temperature for getting the evaporator, the surface temperature of the evaporator and the first preset temperature are compared, with
Judge whether the surface temperature of the evaporator is greater than the first preset temperature.
Judgment module 30 is also used to determine the air-conditioning when the surface temperature of the evaporator is greater than the first preset temperature
Meet the condition for switching other modes.After the surface temperature of the evaporator is greater than the first preset temperature, default air-conditioning is in
Under normal condition, it will not influence air-conditioning at this time and switch to other modes, determine that the air-conditioning meets the condition for switching other modes.
Further, it is pre- to be also used to judge whether the surface temperature of the evaporator is greater than second for the judgment module 30
If temperature, first preset temperature is greater than the second preset temperature；Second preset temperature is according to performance of evaporator and sky
Tonality can be arranged, and second preset temperature is less than the first preset temperature；Second preset temperature can be 3 degree or 5 degree
Or 10 degree etc.；After getting the surface temperature of evaporator, the surface temperature of the evaporator and the second preset temperature are compared；
To judge whether the surface temperature of the evaporator is greater than the second preset temperature；Or in the evaporator surface temperature less than
After one preset temperature, the surface temperature of the evaporator and the second preset temperature are compared；To judge the surface of the evaporator
Whether temperature is greater than the second preset temperature.
Judgment module 30 is also used to when the surface temperature of the evaporator is greater than the second preset temperature, and runing time is super
When crossing preset time, determine that the air-conditioning meets the condition for switching other modes.It is greater than the in the surface temperature of the evaporator
When two preset temperatures, and when the runing time for being greater than the state of the second preset temperature is more than preset time, determine that the air-conditioning is full
Foot switches the condition of other modes.The preset time can be with 5 minutes or 8 minutes etc., according to user demand or performance of evaporator
Setting.Here determine that the scheme for the condition that the air-conditioning satisfaction switches other modes can judge together with the first preset temperature,
That is, the surface temperature in evaporator is not greater than always the first preset temperature, and it has been greater than the second preset temperature, it can be by being in
Determine that the air-conditioning meets the condition for switching other modes greater than the runing time of the second preset temperature；It is also possible to separate root
Judge whether air-conditioning meets the condition of other modes of switching according to the first preset temperature and the second preset temperature, is set according to user demand
It sets.After determining that air-conditioning is unsatisfactory for switching the condition of other modes, current outdoor machine is maintained to shut down, indoor unit is transported with preset rotation speed
Capable state continues to monitor the surface temperature of evaporator, to judge whether to meet the condition for switching other mode operations.
Further, in a preferred embodiment of the present invention, in order to guarantee the air-conditioning service life, comfort of air conditioner is improved.It is described
Control module 40, if be also used to it is inconsistent, control outdoor unit shut down operation setting time after, switch other mode operations.
The operation phase is when freezing or heat defrost or opening indoor unit defrost, to judge air-conditioning certainly under automatically cleaning mode
Whether the operating status for cleaning the current operation phase is consistent with the operating status under other modes, for example, in the current operation phase
For cooling stages, required other modes switched of air-conditioning are refrigeration, then are judged as consistent；If consistent, it can directly switch it
His mode；If inconsistent, after controlling outdoor unit shutdown operation setting time, switch other mode operations.For example, exiting from clear
Operation phase when clean is refrigeration, other modes of switching are heating, in order to protect compressor, needs to shut down operation setting time
(for example, 3 minutes or 5 minutes etc. are arranged according to air conditioning performance and/or user demand).When controlling outdoor unit shutdown operation setting
Between after, switch other mode operations, avoid compressor directly from refrigeration switching heating or from heating switching refrigeration, cause to compress
Machine is hit greatly, increases compressor loss, reduces compressor service life.
The present invention also provides a kind of air-conditioning, the self-cleaning control device of above-mentioned A/C evaporator is in the air-conditioning.Institute
Stating air conditioner includes the indispensable hardware such as indoor unit, outdoor unit, air hose.The air-conditioning is by the way that first judgement is moved back during exiting automatically cleaning
Whether the operation phase is consistent with the operating status of other modes when out, and user's air-supply is avoided in control when inconsistent, to overcome
It does not blow by user demand when inconsistent and causes undesirable experience to user, effectively avoid in the prior art because from automatically cleaning mould
Formula switches to other mode operations, the control that can not be blown according to user demand, and the problem of comfort of air conditioner difference improves
Comfort of air conditioner.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of self-cleaning control method of A/C evaporator, which is characterized in that comprising steps of
After air-conditioning enters evaporator automatically cleaning mode, the control instruction for switching other mode operations is received；
After receiving the control instruction for switching other mode operations, the operation phase under air-conditioning automatically cleaning mode is obtained, and sentence
Break the current operation phase operating status it is whether consistent with the operating status under other modes；
If inconsistent, when air-conditioning switches to other mode operations, control air conditioner air deflector avoids user's air-supply.
2. the self-cleaning control method of A/C evaporator as described in claim 1, which is characterized in that the control air conditioner wind-guiding
Plate is avoided after user's air-supply, further includes:
Obtain the surface temperature of evaporator；
When the surface temperature of evaporator is matched with the set temperature under other modes switched, air conditioner air deflector is controlled with institute
State the wind-guiding angle air-supply set under other modes.
3. the self-cleaning control method of A/C evaporator as described in claim 1, which is characterized in that the control air conditioner wind-guiding
Plate is avoided after user's air-supply, further includes:
The temperature of indoor environment is obtained, and calculates the difference of indoor environment temperature and set temperature；
When the difference is less than preset threshold, control air conditioner air deflector is sent with the wind-guiding angle set under other described modes
Wind.
4. the self-cleaning control method of A/C evaporator as described in any one of claims 1 to 3, which is characterized in that the side
Method, further includes:
Receive switch other mode operations control instruction after, control outdoor unit it is out of service, and control indoor unit according to
Preset rotation speed operation.
5. the self-cleaning control method of A/C evaporator as described in any one of claims 1 to 3, which is characterized in that the side
Method further include:
If the operating status and the operating status under other modes of current operation phase are inconsistent, control outdoor unit and shut down operation
After setting time, other mode operations are switched to.
6. a kind of self-cleaning control device of A/C evaporator characterized by comprising
Receiving module, for receiving the control instruction for switching other mode operations after air-conditioning enters evaporator automatically cleaning mode；
Module is obtained, for obtaining under air-conditioning automatically cleaning mode after receiving the control instruction for switching other mode operations
Operation phase；
Whether judgment module, the operating status for judging the current operation phase are consistent with the operating status under other modes；
Control module, if, when air-conditioning switches to other mode operations, control air conditioner air deflector avoids user for inconsistent
Air-supply.
7. the self-cleaning control device of A/C evaporator as claimed in claim 6, which is characterized in that the acquisition module, also
For obtaining the surface temperature of evaporator；
The control module is also used to match in the surface temperature of evaporator with the set temperature under other modes switched
When, it controls air conditioner air deflector and is blown with the wind-guiding angle set under other described modes.
8. the self-cleaning control device of A/C evaporator as claimed in claim 7, which is characterized in that further include: computing module,
The acquisition module, is also used to obtain the temperature of indoor environment；
The computing module, for calculating the difference of indoor environment temperature and set temperature；
The control module is also used to control air conditioner air deflector when the difference is less than preset threshold with other described modes
The wind-guiding angle of lower setting is blown.
9. such as the self-cleaning control device of the described in any item A/C evaporators of claim 6 to 8, which is characterized in that the control
Molding block is also used to after receiving the control instruction for switching other mode operations, and control outdoor unit is out of service, and control room
Interior machine is run according to preset rotation speed.
10. such as the self-cleaning control device of the described in any item A/C evaporators of claim 6 to 8, which is characterized in that the control
Molding block, if the operating status and the operating status under other modes that are also used to the currently operation phase are inconsistent, outside control room
After machine shuts down operation setting time, other mode operations are switched to.
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| CN201610711804.1A CN106288218B (en) | 2016-08-23 | 2016-08-23 | The self-cleaning control method and device of A/C evaporator |
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| CN201610711804.1A CN106288218B (en) | 2016-08-23 | 2016-08-23 | The self-cleaning control method and device of A/C evaporator |
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| CN110966723B (en) * | 2018-09-30 | 2022-10-28 | 青岛海尔空调器有限总公司 | Control method and device for air conditioning system, computer equipment and storage medium |
| CN110966725B (en) * | 2018-09-30 | 2022-04-15 | 青岛海尔空调器有限总公司 | Control method and device for air conditioning system, computer equipment and storage medium |
| CN110966726A (en) * | 2018-09-30 | 2020-04-07 | 青岛海尔空调器有限总公司 | Control method and device for air conditioning system, computer equipment and storage medium |
| CN114216258B (en) * | 2021-12-02 | 2024-06-18 | 青岛海尔空调器有限总公司 | Method and device for self-cleaning air conditioner and air conditioner |
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| CN104913448A (en) * | 2015-05-29 | 2015-09-16 | 广东美的制冷设备有限公司 | Control method, control system and air conditioner |
| CN104930669A (en) * | 2015-07-07 | 2015-09-23 | 珠海格力电器股份有限公司 | Air conditioner operation method |
| CN105486164A (en) * | 2016-02-02 | 2016-04-13 | 广东美的制冷设备有限公司 | Cleaning control method for indoor heat exchanger of air conditioner and air conditioner |
| CN105805902A (en) * | 2016-05-30 | 2016-07-27 | 广东美的制冷设备有限公司 | Heating control method and device for air conditioner |
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| CN104913448A (en) * | 2015-05-29 | 2015-09-16 | 广东美的制冷设备有限公司 | Control method, control system and air conditioner |
| CN104930669A (en) * | 2015-07-07 | 2015-09-23 | 珠海格力电器股份有限公司 | Air conditioner operation method |
| CN105486164A (en) * | 2016-02-02 | 2016-04-13 | 广东美的制冷设备有限公司 | Cleaning control method for indoor heat exchanger of air conditioner and air conditioner |
| CN105805902A (en) * | 2016-05-30 | 2016-07-27 | 广东美的制冷设备有限公司 | Heating control method and device for air conditioner |
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