CN106288218A - The self-cleaning control method of A/C evaporator and device - Google Patents
The self-cleaning control method of A/C evaporator and device Download PDFInfo
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- CN106288218A CN106288218A CN201610711804.1A CN201610711804A CN106288218A CN 106288218 A CN106288218 A CN 106288218A CN 201610711804 A CN201610711804 A CN 201610711804A CN 106288218 A CN106288218 A CN 106288218A
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Abstract
The invention discloses a kind of self-cleaning control method of A/C evaporator, including step: after air-conditioning enters vaporizer automatically cleaning pattern, receive the control instruction switching other mode operations；After receiving the control instruction switching other mode operations, obtain the operation phase under air-conditioning automatically cleaning pattern, and judge that the running status of current operation phase is the most consistent with the running status under other patterns；If inconsistent, then, when air-conditioning switches to other mode operations, control air conditioner air deflector and avoid user's air-supply.The invention also discloses a kind of A/C evaporator self-cleaning control device.The present invention is prevented effectively from prior art because switching other mode operations from automatically cleaning, it is impossible to carries out the control blown, the problem of comfort of air conditioner difference according to user's request, improves comfort of air conditioner.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly relate to the self-cleaning control method of A/C evaporator and device.
Background technology
During operation of air conditioner, vaporizer can be entered from clear according to based on remote controller or other control controlling equipment
Clean, the vaporizer of air-conditioning is carried out automatically cleaning, it is ensured that the cleannes of air-conditioning, provide the user comfortable environment.At present, at air-conditioning
Vaporizer automatically cleaning during, if receiving the instruction exiting automatically cleaning pattern, switch to other patterns (such as, refrigeration or
Heat) run, can according to the acquiescence wind-guiding angle wind-guiding under these other patterns, but do not take into account that the most properly according to
Acquiescence wind-guiding angle wind-guiding.Such as, switch to heating mode from cooling stages, if acquiescence wind-guiding angle is sent for alignment user
Wind, it may appear that the experience of cold wind so that comfort of air conditioner is poor.Therefore, because switching to other from automatically cleaning pattern in prior art
Mode operation, it is impossible to carry out the control blown according to user's request, comfort of air conditioner is poor.
Foregoing is only used for auxiliary and understands technical scheme, does not represent and recognizes that foregoing is existing skill
Art.
Summary of the invention
Present invention is primarily targeted at a kind of self-cleaning control method of A/C evaporator of offer and device, it is intended to solve
Because switching other mode operations from automatically cleaning in prior art, it is impossible to carry out the control blown according to user's request, air-conditioning is comfortable
The problem of degree difference.
For achieving the above object, the self-cleaning control method of a kind of A/C evaporator that the present invention provides, including step:
After air-conditioning enters vaporizer automatically cleaning pattern, receive the control instruction switching other mode operations；
After receiving the control instruction switching other mode operations, obtain the operation phase under air-conditioning automatically cleaning pattern,
And judge that the running status of current operation phase is the most consistent with the running status under other patterns；
If inconsistent, then, when air-conditioning switches to other mode operations, control air conditioner air deflector and avoid user's air-supply.
Preferably, after described control air conditioner air deflector avoids user's air-supply, also include:
Obtain the surface temperature of vaporizer；
When the surface temperature of vaporizer is mated with the design temperature under other patterns switched, control air conditioner air deflector
With the wind-guiding angle air-supply set under other patterns described.
Preferably, after described control air conditioner air deflector avoids user's air-supply, also include:
Obtain the temperature of indoor environment, and calculate the difference of indoor environment temperature and design temperature；
When described difference is less than predetermined threshold value, control air conditioner air deflector with the wind-guiding angle set under other patterns described
Air-supply.
Preferably, after receiving the control instruction switching other mode operations, control off-premises station out of service, and control
Indoor set runs according to preset rotation speed.
Preferably, described method also includes:
If the running status of current operation phase is inconsistent with the running status under other patterns, then controls off-premises station and shut down
After running the setting time, switch to other mode operations.
Additionally, for achieving the above object, the present invention also provides for a kind of A/C evaporator self-cleaning control device, including:
Receiver module, after entering vaporizer automatically cleaning pattern at air-conditioning, receives the control switching other mode operations
Instruction；
Acquisition module, for after receiving the control instruction switching other mode operations, obtains air-conditioning automatically cleaning pattern
Under operation phase；
Judge module, for judge the running status of current operation phase whether with the running status one under other patterns
Cause；
Control module, if for inconsistent, then when air-conditioning switches to other mode operations, controls air conditioner air deflector and avoids
User blows.
Preferably, also include:
Acquisition module, for obtaining the surface temperature of vaporizer；
Described control module, is additionally operable at the surface temperature of vaporizer and the design temperature under other patterns switched
Timing, controls air conditioner air deflector with the wind-guiding angle air-supply set under other patterns described.
Preferably, also include: computing module,
Described acquisition module, is additionally operable to obtain the temperature of indoor environment；
Described computing module, for calculating the difference of indoor environment temperature and design temperature；
Described control module, be additionally operable to described difference less than predetermined threshold value time, control air conditioner air deflector with described other
The wind-guiding angle air-supply set under pattern.
Preferably, described control module, it is additionally operable to after receiving the control instruction switching other mode operations, control room
Outer machine is out of service, and controls indoor set according to preset rotation speed operation.
Preferably, described control module, if being additionally operable to running status and the operation under other patterns of current operation phase
State is inconsistent, then, after controlling the off-premises station shutdown operation setting time, switch to other mode operations.
The present invention by exit during automatically cleaning first judge to exit time the operation phase whether with the operation of other patterns
State consistency, controls to avoid user's air-supply when inconsistent, thus overcomes and do not blow to user by user's request when inconsistent
Cause bad experience, be prevented effectively from prior art because switching to other mode operations from automatically cleaning pattern, it is impossible to according to
Family demand carries out the control blown, the problem of comfort of air conditioner difference, improves comfort of air conditioner.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the first embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 2 is the schematic flow sheet of the second embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 3 is the schematic flow sheet of the 3rd embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 4 is the schematic flow sheet of the 4th embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 5 is to judge the schematic flow sheet that air-conditioning meets the condition switching other patterns in one embodiment of the invention；
Fig. 6 is to judge the schematic flow sheet that air-conditioning meets the condition switching other patterns in another embodiment of the present invention；
Fig. 7 is the schematic flow sheet of the 5th embodiment of the self-cleaning control method of A/C evaporator of the present invention；
Fig. 8 is the high-level schematic functional block diagram of the first embodiment of A/C evaporator of the present invention self-cleaning control device；
Fig. 9 is the high-level schematic functional block diagram of the second embodiment of A/C evaporator of the present invention self-cleaning control device.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further referring to the drawings.
Detailed description of the invention
Should be appreciated that below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is entered
Row clearly and completely describes, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are obtained under not making creative work premise
The every other embodiment obtained, broadly falls into the scope of protection of the invention.
Flow process signal with reference to the first embodiment that Fig. 1, Fig. 1 are the self-cleaning control method of A/C evaporator of the present invention
Figure.
In one embodiment, the self-cleaning control method of described A/C evaporator includes:
Step S10, after air-conditioning enters vaporizer automatically cleaning pattern, receives the control instruction switching other mode operations；
In the present embodiment, air-conditioning receives control instruction, enters vaporizer automatically cleaning, carries out the vaporizer of air-conditioning automatically
Cleaning.During automated cleaning, air conditioner includes four-stage: refrigeration, frosting, defrost and high temperature drying, single cooler includes
Three phases, refrigeration, frosting and defrost stage, the defrost stage is indoor fan air-supply defrost.By aforementioned four or three rank
Section completes the automatically cleaning process of air-conditioning.After air-conditioning enters vaporizer automatically cleaning, the control receiving other mode operations of switching refers to
Order, other patterns described can be refrigeration mode or heating mode etc..The control instruction of described other mode operations of switching is permissible
That user passes through air-conditioner controller (such as, remote controller or mobile phone etc.) and sends, it is also possible to be according to air-conditioning indoor temperature with preset
During temperature (such as, 26 degree or 27 degree etc. are arranged according to user's request) coupling, automatically send.
Step S20, after receiving the control instruction switching other mode operations, obtains the fortune under air-conditioning automatically cleaning pattern
Row order section, and judge that the running status of current operation phase is the most consistent with the running status under other patterns；
After receiving the control instruction switching other mode operations, it is meant that need to exit vaporizer automatically cleaning pattern,
Switch other patterns, now obtain the operation phase being presently under air-conditioning automatically cleaning pattern, and judge the current operation phase
Running status is the most consistent with the running status under other patterns, and described running status includes but not limited to whether be in refrigeration fortune
Row state or heating operation state, or off-premises station is opened/is closed or indoor set is turned on and off etc. or by indoor set and refrigeration
Or heat and combine as running status.Such as, refrigeration is consistent with refrigeration mode with the frosting stage；The early stage in defrost stage with
Refrigeration mode is consistent；The later stage in defrost stage is consistent with heating mode with the high temperature drying stage.
Step S30, if inconsistent, then, when air-conditioning switches to other mode operations, control air conditioner air deflector and avoids user
Air-supply.
If the running status of current operation phase is inconsistent with the running status under other patterns, then switch other at air-conditioning
During mode operation, control air conditioner air deflector and avoid user's air-supply.That is when inconsistent, the air outlet of the indoor set of air-conditioning
Air-supply can not be directed at user's air-supply, such as, the current operation phase is refrigeration, and other patterns are for heating, if from rank of freezing
When section switching heating mode runs, directly alignment user air-supply there will be the situation of cold wind；The current operation phase is high temperature drying,
And other patterns are refrigeration, if when the high temperature drying stage switches to refrigeration mode, directly the alignment user user that blows can feel
Feel more hot；The current operation phase is defrost, and other patterns are for heating, if switching to heating mode fortune from the defrost stage
During row, directly alignment user air-supply there will be the situation of cold wind.Therefore, when inconsistent, need to prevent cold wind or hot blast, in order to avoid
Uncomfortable situation occurs to cause user to feel.The present embodiment exits luck row order by first judgement during exiting automatically cleaning
Section is the most consistent with the running status of other patterns, controls to avoid user's air-supply, thus overcome when inconsistent when inconsistent
Not by the experience that user's request air-supply cause the user is bad, it is prevented effectively from prior art because switching to it from automatically cleaning pattern
His mode operation, it is impossible to carry out the control blown, the problem of comfort of air conditioner difference according to user's request, improve air-conditioning comfortable
Degree.
Switch other mode operations at air-conditioning, and control after air conditioner air deflector avoids user's air-supply, in order to preferably protect
Card indoor environment reaches the effect under other patterns, such as, reaches the effect freezed to indoor environment or heat.In the present invention one
In preferred embodiment, with reference to Fig. 2, after described control air conditioner air deflector avoids user's air-supply, also include:
Step S40, obtains the surface temperature of vaporizer；The surface temperature of vaporizer is by being arranged on evaporator surface or table
Temperature sensor near face records, or is calculated according to the wind of air outlet of indoor set blowout, the blowout of air outlet
There is reduction formula between temperature and the surface temperature of vaporizer of wind, be calculated the surface temperature of vaporizer by reduction formula
Degree.
Step S50, when the surface temperature of vaporizer is mated with the design temperature under other patterns switched, controls sky
Adjust wind deflector with the wind-guiding angle air-supply set under other patterns described.
Other patterns can be refrigeration or heating mode, such as, as a example by heating mode, design temperature is 28 degree, is steaming
Sending out the surface temperature of device when mating with the design temperature under other patterns switched, control air conditioner air deflector is with other moulds described
The wind-guiding angle air-supply set under formula.The wind-guiding angle air-supply set under other patterns described includes but not limited to be in alignment with user
Air-supply, or give according to default wind-guiding angle (arrange according to user's request or arrange according to indoor environment temperature and constantly update)
Wind.
Further, in order to preferably ensure that indoor environment reaches the effect under other patterns.The most real in the present invention one
Execute in example, with reference to Fig. 3, after described control air conditioner air deflector avoids user's air-supply, also include:
Step S60, obtains the temperature of indoor environment, and calculates the difference of indoor environment temperature and design temperature；By temperature
Degree sensor or wearable device detection indoor environment temperature, calculate the difference of indoor environment temperature and design temperature, described
Design temperature sets according to user's request and/or operational mode, and such as, during refrigeration, design temperature is 26 degree, is 28 degree when heating.
Step S70, when described difference is less than predetermined threshold value, controls air conditioner air deflector with setting under other patterns described
Wind-guiding angle is blown.
Described predetermined threshold value can be 2 degree or 1 degree etc., when described difference is less than described predetermined threshold value, and, control air-conditioning and lead
Aerofoil is with the wind-guiding angle air-supply set under other patterns described.In a preferred embodiment of the present invention, also it is also possible that set
Different time points, when each time point arrives, is calculated a difference, and calculates whether different moment difference diminishes,
When difference diminishes, it is judged that whether the value that difference diminishes during less than preset difference value threshold value (0.5 degree or 0.3 degree etc.), control air-conditioning
Wind deflector is with the wind-guiding angle air-supply set under other patterns described.Described preset difference value threshold value can be change 1 in every 10 minutes
Degree or change in every 5 minutes 1 degree.When the amplitude that described difference diminishes is mated with predetermined amplitude threshold value, i.e. at indoor environment temperature
When design temperature is close, it is meant that under automatically cleaning mode operation, the impact on present mode of operation diminishes even without affecting, because of
This, can control air conditioner air deflector with the wind-guiding angle air-supply set under other patterns described.
In order to solve directly to switch other mode operations from automatically cleaning, it is impossible to carry out pattern switching according to user's request, empty
Tune comfort level is poor, the problem that even can cause air-conditioning fault.In a preferred embodiment of the present invention, with reference to Fig. 4.
Step S80, after receiving the control instruction switching other mode operations, controls off-premises station out of service, and controls
Indoor set processed runs according to preset rotation speed；
After detecting the control instruction switching other mode operations, it is meant that need to exit vaporizer automatically cleaning pattern,
Switch other patterns, now control off-premises station out of service, i.e. control compressor and outdoor fan runs, not to indoor environment
Carry out heat exchange operation, first exit vaporizer automatically cleaning pattern, run with off-premises station halted state, and indoor fan runs, eliminate
Under automatically cleaning pattern, operation of air conditioner is on switching other patterns impact on indoor environment, such as, the vaporizer that the frosting stage brings
The cold wind etc. that frosting, hot blast that the defrost stage brings or refrigeration and frosting stage bring.Described preset rotation speed can be low speed, in
Speed or high speed；It is preferably low speed in the present embodiment, operates in low speed by indoor fan, to room under eliminating automatically cleaning pattern
On the premise of the impact of interior environment, avoid discomfort indoor user caused in this stage as far as possible.
Step S90, meet the condition switching other patterns at described air-conditioning after, controls air-conditioning and switches to other patterns fortune
OK.
Shut down controlling off-premises station, after indoor set runs with preset rotation speed, it is judged that whether described air-conditioning meets switches other
The condition of pattern；Can be evaporator surface temperature or control off-premises station shutdown to the described judgement meeting condition, indoor set be transported
This state duration turned judges.After described air-conditioning meets the condition of other patterns of switching, control air-conditioning switching
Other mode operations.Such as, switching refrigeration or heating mode run, and regulate indoor temperature.
Concrete, with reference to Fig. 5, described air-conditioning meets the process of the condition switching other patterns and includes: step S81, obtains
The surface temperature of vaporizer；The surface temperature of vaporizer is surveyed by being arranged on the temperature sensor of evaporator surface or near surface
, 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 vaporizer
There is reduction formula between surface temperature, be calculated the surface temperature of vaporizer by reduction formula.
Step S82, it is judged that whether the surface temperature of described vaporizer is more than the first preset temperature；Described first preset temperature
For the temperature arranged in advance, arrange according to performance of evaporator and heat pump performance, such as, be 12 degree or 15 degree etc..Getting
After stating the surface temperature of vaporizer, by the surface temperature of described vaporizer and the first preset temperature comparison, to judge described evaporation
Whether the surface temperature of device is more than the first preset temperature.
Step S83, when the surface temperature of described vaporizer is more than the first preset temperature, it is determined that described air-conditioning meets switching
The condition of other patterns.After the surface temperature of described vaporizer is more than the first preset temperature, acquiescence air-conditioning is in normal condition
Under, now do not interfere with air-conditioning and switch to other patterns, it is determined that described air-conditioning meets the condition switching other patterns.
Further, with reference to Fig. 6, after step S81, also include:
Step S84, it is judged that whether the surface temperature of described vaporizer is more than the second preset temperature, described first preset temperature
More than the second preset temperature；Described second preset temperature is to arrange according to performance of evaporator and heat pump performance, and described second pre-
If temperature is less than the first preset temperature；Described second preset temperature can be 3 degree or 5 degree or 10 degree etc.；Getting vaporizer
Surface temperature after, by the surface temperature of described vaporizer and the second preset temperature comparison；To judge the surface of described vaporizer
Whether temperature is more than the second preset temperature；Or after described evaporator surface temperature is less than the first preset temperature, by described steaming
Send out surface temperature and the second preset temperature comparison of device；To judge whether the surface temperature of described vaporizer is preset warm more than second
Degree.
Step S85, when the surface temperature of described vaporizer is more than the second preset temperature, and when the operation time exceedes default
Between time, it is determined that described air-conditioning meet switch other patterns condition.Surface temperature at described vaporizer is preset warm more than second
When spending, and when exceeding Preset Time more than the operation time of the state of the second preset temperature, it is determined that described air-conditioning is satisfied switches it
The condition of his pattern.Described Preset Time can be arranged according to user's request or performance of evaporator with 5 minutes or 8 minutes etc..Here
Judge that described air-conditioning meets to switch the scheme of condition of other patterns and can judge together with the first preset temperature, i.e. in evaporation
The surface temperature of device is not the most more than the first preset temperature, and has been more than the second preset temperature, can be by being in more than second
The operation time of preset temperature judges that described air-conditioning meets the condition switching other patterns；Can also be separately pre-according to first
If temperature and the second preset temperature judge whether air-conditioning meets the condition switching other patterns, arrange according to user's request.Sentencing
After determining the condition that air-conditioning is unsatisfactory for switching other patterns, current outdoor machine is maintained to shut down, the shape that indoor set runs with preset rotation speed
State, continues to monitor the surface temperature of vaporizer, to judge whether to meet the condition of other mode operations of switching.
Further, in a preferred embodiment of the present invention, in order to ensure the air-conditioning life-span, improve comfort of air conditioner.Reference
Fig. 7, described method also includes:
Step S100, if inconsistent, then, after controlling the off-premises station shutdown operation setting time, switches to other mode operations.
When under automatically cleaning pattern, the operation phase is for freezing or heating defrost or open indoor set defrost, it is judged that air-conditioning is certainly
The running status cleaning the current operation phase is the most consistent with the running status under other patterns, such as, in the current operation phase
For cooling stages, other patterns of the required switching of air-conditioning are refrigeration, then be judged as consistent；If consistent, then can directly switch it
His pattern；If inconsistent, then, after controlling the off-premises station shutdown operation setting time, switch other mode operations.Such as, exit from clear
Operation phase time clean is refrigeration, and other patterns of switching are for heating, and in order to protect compressor, needs to shut down and runs the setting time
(such as, 3 minutes or 5 minutes etc. arranging according to heat pump performance and/or user's request).When controlling off-premises station and shutting down operation setting
After between, switch other mode operations, it is to avoid compressor directly heats from refrigeration switching or from heating switching refrigeration, causes compression
Machine is hit greatly, increases compressor loss, reduces compressor service life.
The present invention further provides a kind of A/C evaporator self-cleaning control device.The self-cleaning control of this A/C evaporator
Device processed is used for realizing said method.
Functional module with reference to the first embodiment that Fig. 8, Fig. 8 are A/C evaporator of the present invention self-cleaning control device is shown
It is intended to.
In one embodiment, described A/C evaporator self-cleaning control device includes: receiver module 10, acquisition module
20, judge module 30 and control module 40.
Described receiver module 10, after entering vaporizer automatically cleaning pattern at air-conditioning, receives and switches other mode operations
Control instruction；
In the present embodiment, air-conditioning receives control instruction, enters vaporizer automatically cleaning, carries out the vaporizer of air-conditioning automatically
Cleaning.During automated cleaning, air conditioner includes four-stage: refrigeration, frosting, defrost and high temperature drying, single cooler includes
Three phases, refrigeration, frosting and defrost stage, the defrost stage is indoor fan air-supply defrost.By aforementioned four or three rank
Section completes the automatically cleaning process of air-conditioning.After air-conditioning enters vaporizer automatically cleaning, the control receiving other mode operations of switching refers to
Order, other patterns described can be refrigeration mode or heating mode etc..The control instruction of described other mode operations of switching is permissible
That user passes through air-conditioner controller (such as, remote controller or mobile phone etc.) and sends, it is also possible to be according to air-conditioning indoor temperature with preset
During temperature (such as, 26 degree or 27 degree etc. are arranged according to user's request) coupling, automatically send.
Described acquisition module 20, for after receiving the control instruction switching other mode operations, obtains air-conditioning from clear
Operation phase under clean pattern；
After receiving the control instruction switching other mode operations, it is meant that need to exit vaporizer automatically cleaning pattern,
Switch other patterns, now obtain the operation phase being presently under air-conditioning automatically cleaning pattern, and judge the current operation phase
Running status is the most consistent with the running status under other patterns, and described running status includes but not limited to whether be in refrigeration fortune
Row state or heating operation state, or off-premises station is opened/is closed or indoor set is turned on and off etc. or by indoor set and refrigeration
Or heat and combine as running status.
Described judge module 30, for judge the running status of current operation phase whether with the operation shape under other patterns
State is consistent；After operation phase under getting air-conditioning automatically cleaning pattern, the running status of comparison current operation phase and other
Running status under pattern is consistent, consistent to judge whether.Such as, refrigeration is consistent with refrigeration mode with the frosting stage；Defrost rank
The early stage of section is consistent with refrigeration mode；The later stage in defrost stage is consistent with heating mode with the high temperature drying stage.
Described control module 40, if for inconsistent, then when air-conditioning switches to other mode operations, controls air conditioner wind-guiding
User's air-supply avoided by plate.
If the running status of current operation phase is inconsistent with the running status under other patterns, then switch other at air-conditioning
During mode operation, control air conditioner air deflector and avoid user's air-supply.That is when inconsistent, the air outlet of the indoor set of air-conditioning
Air-supply can not be directed at user's air-supply, such as, the current operation phase is refrigeration, and other patterns are for heating, if from rank of freezing
When section switching heating mode runs, directly alignment user air-supply there will be the situation of cold wind；The current operation phase is high temperature drying,
And other patterns are refrigeration, if when high temperature drying stage switching refrigeration mode, directly the alignment user user that blows can feel
More hot；The current operation phase is defrost, and other patterns are for heating, if run from defrost stage switching heating mode
Time, directly alignment user air-supply there will be the situation of cold wind.Therefore, when inconsistent, need to prevent cold wind or hot blast, Yi Mianzao
User is become to feel that uncomfortable situation occurs.The present embodiment by exit during automatically cleaning first judge to exit time the operation phase
The most consistent with the running status of other patterns, control to avoid user's air-supply when inconsistent, thus overcome when inconsistent not
By the experience that user's request air-supply cause the user is bad, it is prevented effectively from prior art because switching to other from automatically cleaning pattern
Mode operation, it is impossible to carry out the control blown, the problem of comfort of air conditioner difference according to user's request, improve comfort of air conditioner.
Switch other mode operations at air-conditioning, and control after air conditioner air deflector avoids user's air-supply, in order to preferably protect
Card indoor environment reaches the effect under other patterns, such as, reaches the effect freezed to indoor environment or heat.
Further, described acquisition module 10, it is additionally operable to obtain the surface temperature of vaporizer；The surface temperature of vaporizer is led to
Cross and be arranged on the temperature sensor of evaporator surface or near surface and record, or count according to the wind of air outlet of indoor set blowout
Obtain, between temperature and the surface temperature of vaporizer of the wind of the blowout of air outlet, have reduction formula, come by reduction formula
It is calculated the surface temperature of vaporizer.
Described control module 40, is additionally operable at the surface temperature of vaporizer and the design temperature under other patterns switched
During coupling, control air conditioner air deflector with the wind-guiding angle air-supply set under other patterns described.
Other patterns can be refrigeration or heating mode, such as, as a example by heating mode, design temperature is 28 degree, is steaming
Sending out the surface temperature of device when mating with the design temperature under other patterns switched, control air conditioner air deflector is with other moulds described
The wind-guiding angle air-supply set under formula.The wind-guiding angle air-supply set under other patterns described includes but not limited to be in alignment with user
Air-supply, or give according to default wind-guiding angle (arrange according to user's request or arrange according to indoor environment temperature and constantly update)
Wind.
Further, in order to preferably ensure that indoor environment reaches the effect under other patterns.The most real in the present invention one
Executing in example, with reference to Fig. 9, described device also includes: computing module 50,
Described acquisition module 10, for obtaining the temperature of indoor environment；Examined by temperature sensor or wearable device
Survey indoor environment temperature；Described computing module 50, for calculating the difference of indoor environment temperature and design temperature；Counting chamber internal ring
Border temperature and the difference of design temperature, described design temperature sets, such as, during refrigeration according to user's request and/or operational mode
Design temperature is 26 degree, is 28 degree when heating.
Described control module 40, be additionally operable to described difference less than predetermined threshold value time, control air conditioner air deflector with described its
The wind-guiding angle air-supply set under his pattern.Described predetermined threshold value can be 2 degree or 1 degree etc., in described difference less than described pre-
If during threshold value, control air conditioner air deflector with the wind-guiding angle air-supply set under other patterns described.Preferably implement in the present invention one
In example, also it is also possible that set different time points, when each time point arrives, it is calculated a difference, and calculates not
Whether difference diminishes in the same time, when difference diminishes, it is judged that the value that difference diminishes whether less than preset difference value threshold value (0.5 degree or
0.3 degree etc.) time, control air conditioner air deflector with the wind-guiding angle air-supply set under other patterns described.Described preset difference value threshold value
In order to solve directly to switch other mode operations from automatically cleaning, it is impossible to carry out pattern switching according to user's request, empty
Tune comfort level is poor, the problem that even can cause air-conditioning fault.In a preferred embodiment of the present invention, described control module 40, also use
In after receiving the control instruction switching other mode operations, control off-premises station out of service, and control indoor set according in advance
If rotating speed runs；
After detecting the control instruction switching other mode operations, it is meant that need to exit vaporizer automatically cleaning pattern,
Switch other patterns, now control off-premises station out of service, i.e. control compressor and outdoor fan runs, not to indoor environment
Carry out heat exchange operation, first exit vaporizer automatically cleaning pattern, run with off-premises station halted state, and indoor fan runs, eliminate
Under automatically cleaning pattern, operation of air conditioner is on switching other patterns impact on indoor environment, such as, the vaporizer that the frosting stage brings
The cold wind etc. that frosting, hot blast that the defrost stage brings or refrigeration and frosting stage bring.Described preset rotation speed can be low speed, in
Speed or high speed；It is preferably low speed in the present embodiment, operates in low speed by indoor fan, to room under eliminating automatically cleaning pattern
On the premise of the impact of interior environment, avoid discomfort indoor user caused in this stage as far as possible.
Described control module 40, is additionally operable to after described air-conditioning meets the condition of other patterns of switching, controls air-conditioning switching
Other mode operations.
Shut down controlling off-premises station, after indoor set runs with preset rotation speed, it is judged that whether described air-conditioning meets switches other
The condition of pattern；Can be evaporator surface temperature or control off-premises station shutdown to the described judgement meeting condition, indoor set be transported
This state duration turned judges.After described air-conditioning meets the condition of other patterns of switching, control air-conditioning switching
To other mode operations.Such as, switching refrigeration or heating mode run, and regulate indoor temperature.
Described acquisition module 10, for obtaining the surface temperature of vaporizer；The surface temperature of vaporizer is by being arranged on steaming
The temperature sensor sending out device surface or near surface records, or is calculated according to the wind of air outlet of indoor set blowout, goes out
There is reduction formula between temperature and the surface temperature of vaporizer of the wind of the blowout in air port, be calculated steaming by reduction formula
Send out the surface temperature of device.
Described judge module 30, for judging that whether the surface temperature of described vaporizer is more than the first preset temperature；Described
First preset temperature is the temperature arranged in advance, arranges according to performance of evaporator and heat pump performance, such as, is 12 degree or 15 degree
Deng.After the surface temperature getting described vaporizer, by the surface temperature of described vaporizer and the first preset temperature comparison, with
Judge that whether the surface temperature of described vaporizer is more than the first preset temperature.
Judge module 30 is additionally operable to when the surface temperature of described vaporizer is more than the first preset temperature, it is determined that described air-conditioning
Meet the condition switching other patterns.After the surface temperature of described vaporizer is more than the first preset temperature, acquiescence air-conditioning is in
Under normal condition, now do not interfere with air-conditioning and switch to other patterns, it is determined that described air-conditioning meets the condition switching other patterns.
Further, described judge module 30, it is additionally operable to judge that the surface temperature of described vaporizer is the most pre-more than second
If temperature, described first preset temperature is more than the second preset temperature；Described second preset temperature is according to performance of evaporator and sky
Tonality can be arranged, and described second preset temperature is less than the first preset temperature；Described second preset temperature can be 3 degree or 5 degree
Or 10 degree etc.；After getting the surface temperature of vaporizer, by the surface temperature of described vaporizer and the second preset temperature comparison；
To judge that whether the surface temperature of described vaporizer is more than the second preset temperature；Or in described evaporator surface temperature less than the
After one preset temperature, by the surface temperature of described vaporizer and the second preset temperature comparison；To judge the surface of described vaporizer
Whether temperature is more than the second preset temperature.
Judge module 30 is additionally operable to when the surface temperature of described vaporizer is more than the second preset temperature, and the time of operation surpasses
When crossing Preset Time, it is determined that described air-conditioning meets the condition switching other patterns.In the surface temperature of described vaporizer more than the
During two preset temperatures, and when exceeding Preset Time more than the operation time of the state of the second preset temperature, it is determined that described air-conditioning is full
Foot switches the condition of other patterns.Described Preset Time can be with 5 minutes or 8 minutes etc., according to user's request or performance of evaporator
Arrange.Here judge that described air-conditioning meets to switch the scheme of condition of other patterns and can judge together with the first preset temperature,
That is, the surface temperature at vaporizer is not more than the first preset temperature, and has been more than the second preset temperature, can be by being in
Judge that described air-conditioning meets the condition of other patterns of switching more than the operation time of the second preset temperature；It can also be separately root
Judge whether air-conditioning meets the condition of other patterns of switching according to the first preset temperature and the second preset temperature, set according to user's request
Put.After judging the condition that air-conditioning is unsatisfactory for switching other patterns, maintaining current outdoor machine to shut down, indoor set is transported with preset rotation speed
The state of row, continues to monitor the surface temperature of vaporizer, to judge whether to meet the condition of other mode operations of switching.
Further, in a preferred embodiment of the present invention, in order to ensure the air-conditioning life-span, improve comfort of air conditioner.Described
Control module 40, if being additionally operable to inconsistent, then, after controlling the off-premises station shutdown operation setting time, switches other mode operations.
When under automatically cleaning pattern, the operation phase is for freezing or heating defrost or open indoor set defrost, it is judged that air-conditioning is certainly
The running status cleaning the current operation phase is the most consistent with the running status under other patterns, such as, in the current operation phase
For cooling stages, other patterns of the required switching of air-conditioning are refrigeration, then be judged as consistent；If consistent, then can directly switch it
His pattern；If inconsistent, then, after controlling the off-premises station shutdown operation setting time, switch other mode operations.Such as, exit from clear
Operation phase time clean is refrigeration, and other patterns of switching are for heating, and in order to protect compressor, needs to shut down and runs the setting time
(such as, 3 minutes or 5 minutes etc. arranging according to heat pump performance and/or user's request).When controlling off-premises station and shutting down operation setting
After between, switch other mode operations, it is to avoid compressor directly heats from refrigeration switching or from heating switching refrigeration, causes compression
Machine is hit greatly, increases compressor loss, reduces compressor service life.
The present invention also provides for a kind of air-conditioning, and above-mentioned A/C evaporator self-cleaning control device is in this air-conditioning.Institute
State air-conditioner and include the indispensable hardware such as indoor set, off-premises station, airduct.This air-conditioning is moved back by first judgement during exiting automatically cleaning
When going out, the operation phase is the most consistent with the running status of other patterns, controls to avoid user's air-supply, thus overcome when inconsistent
Not by the experience that user's request air-supply cause the user is bad when inconsistent, it is prevented effectively from prior art because of from automatically cleaning mould
Formula switches to other mode operations, it is impossible to carries out the control blown, the problem of comfort of air conditioner difference according to user's request, improves
Comfort of air conditioner.
These are only the preferred embodiments of the present invention, not thereby limit the scope of the claims of the present invention, every utilize this
Equivalent structure or equivalence flow process that bright description and accompanying drawing content are made convert, or are directly or indirectly used in other relevant skills
Art field, is the most in like manner included in the scope of patent protection of the present invention.
Claims (10)
1. the self-cleaning control method of A/C evaporator, it is characterised in that include step:
After air-conditioning enters vaporizer automatically cleaning pattern, receive the control instruction switching other mode operations；
After receiving the control instruction switching other mode operations, obtain the operation phase under air-conditioning automatically cleaning pattern, and sentence
The running status of disconnected current operation phase is the most consistent with the running status under other patterns；
If inconsistent, then, when air-conditioning switches to other mode operations, control air conditioner air deflector and avoid user's air-supply.
2. the self-cleaning control method of A/C evaporator as claimed in claim 1, it is characterised in that described control air conditioner wind-guiding
After user's air-supply avoided by plate, also include:
Obtain the surface temperature of vaporizer；
When the surface temperature of vaporizer is mated with the design temperature under other patterns switched, control air conditioner air deflector with institute
State the wind-guiding angle air-supply set under other patterns.
3. the self-cleaning control method of A/C evaporator as claimed in claim 1, it is characterised in that described control air conditioner wind-guiding
After user's air-supply avoided by plate, also include:
Obtain the temperature of indoor environment, and calculate the difference of indoor environment temperature and design temperature；
When described difference is less than predetermined threshold value, controls air conditioner air deflector and send with the wind-guiding angle set under other patterns described
Wind.
4. the self-cleaning control method of A/C evaporator as described in any one of claims 1 to 3, it is characterised in that described side
Method, also includes:
Receive switch other mode operations control instruction after, control off-premises station out of service, and control indoor set according to
Preset rotation speed is run.
5. the self-cleaning control method of A/C evaporator as described in any one of claims 1 to 3, it is characterised in that described side
Method also includes:
If the running status of current operation phase is inconsistent with the running status under other patterns, then controls off-premises station and shut down operation
After the setting time, switch to other mode operations.
6. an A/C evaporator self-cleaning control device, it is characterised in that including:
Receiver module, after entering vaporizer automatically cleaning pattern at air-conditioning, receives the control instruction switching other mode operations；
Acquisition module, for after receiving the control instruction switching other mode operations, obtains under air-conditioning automatically cleaning pattern
Operation phase；
Judge module, for judging that the running status of current operation phase is the most consistent with the running status under other patterns；
Control module, if for inconsistent, then when air-conditioning switches to other mode operations, controls air conditioner air deflector and avoids user
Air-supply.
7. A/C evaporator self-cleaning control device as claimed in claim 6, it is characterised in that described acquisition module, also
For obtaining the surface temperature of vaporizer；
Described control module, is additionally operable to the surface temperature at vaporizer and mates with the design temperature under other patterns switched
Time, control air conditioner air deflector with the wind-guiding angle air-supply set under other patterns described.
8. A/C evaporator self-cleaning control device as claimed in claim 7, it is characterised in that also include: computing module,
Described acquisition module, is additionally operable to obtain the temperature of indoor environment；
Described computing module, for calculating the difference of indoor environment temperature and design temperature；
Described control module, is additionally operable to, when described difference is less than predetermined threshold value, control air conditioner air deflector with other patterns described
The wind-guiding angle air-supply of lower setting.
9. the A/C evaporator self-cleaning control device as described in any one of claim 6 to 8, it is characterised in that described control
Molding block, is additionally operable to, after receiving the control instruction switching other mode operations, control off-premises station out of service, and control room
Interior machine runs according to preset rotation speed.
10. the A/C evaporator self-cleaning control device as described in any one of claim 6 to 8, it is characterised in that described control
Molding block, if the running status being additionally operable to the current operation phase is inconsistent with the running status under other patterns, then outside control room
Machine is shut down after running the setting time, switches to other mode operations.
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| 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 |
| CN110966723A (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 |
| CN110966725A (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 |
| CN114216258A (en) * | 2021-12-02 | 2022-03-22 | 青岛海尔空调器有限总公司 | Method and device for self-cleaning of air conditioner and air conditioner |
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| CN106288218B (en) | 2019-01-08 |
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