CN107543287A - Air-conditioning device and its control method - Google Patents
Air-conditioning device and its control method Download PDFInfo
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- CN107543287A CN107543287A CN201710736507.7A CN201710736507A CN107543287A CN 107543287 A CN107543287 A CN 107543287A CN 201710736507 A CN201710736507 A CN 201710736507A CN 107543287 A CN107543287 A CN 107543287A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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- General Engineering & Computer Science (AREA)
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- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to a kind of air-conditioning device and its control method, the control method includes：Obtain the temperature and humidity of the outdoor environment residing for air-conditioning device；When the temperature and humidity of outdoor environment meets following either condition, the first defrost pattern is performed：The temperature of outdoor environment is higher than the first preset temperature；The temperature of outdoor environment is less than the second preset temperature；The temperature of outdoor environment is less than default humidity threshold optionally greater than the second preset temperature and less than the humidity equal to the first preset temperature and outdoor environment；Wherein the second preset temperature is less than the first preset temperature, and in the first defrost pattern, compressor is run with the first predeterminated frequency；And when the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions, other defrost patterns are performed, in other defrost patterns, the running frequency of compressor is higher than the first predeterminated frequency.Thereby, it is possible to the climate difference according to residing for it to automatically select suitable defrost pattern, so as to obtain optimal defrost effect and defrost efficiency.
Description
Technical field
The present invention relates to air-conditioner defrosting technology, more particularly to a kind of air-conditioning device and its control method.
Background technology
For air-conditioning when using heat-production functions in winter, outdoor heat exchanger and low temperature environment carry out heat exchange, inhale during evaporation process
Receive heat.When the surface temperature of outdoor heat exchanger is less than the dew-point temperature of environment, condensed water will be produced, outdoor is attached to and changes
Hot device area.When condensed water gathers certain thickness, frost layer can be formed, or even can freeze.If frost layer or ice sheet are not in time
To remove, the heat transfer effect of outdoor heat exchanger will be had a strong impact on, reduce the heating capacity of interior, Consumer's Experience can become poor, because
This needs to defrost to outdoor heat exchanger.
In China, the weather of south and north of china in winter has certain difference, and southern winter is high humidity, and temperature is more northern
It is high；Northern winter is that humidity is low, and temperature is subzero in the majority, and the especially winter of the Northeast is for a long time at subzero less than 20 degree.
Due to the climate difference of the South and the North, and temperature and humidity be two closely related with the frosting situation of outdoor heat exchanger because
Element, therefore, if all using same set of defrosting mode for the air-conditioning device used in what area, effect is simultaneously bad.
Such as some existing air-conditionings are to take into account and balance each regional situation, its defrosting mode may be only applicable to temperature and wet
The area spent between southern and northern weather, the defrosting effect in south and the north is not especially good.It is for example existing another again
The defrosting mode of some air-conditionings may be only applicable to south or be only applicable to the north.
The content of the invention
One purpose of first aspect present invention is intended to overcome at least one defect of the prior art, there is provided a kind of air-conditioning
The control method of device, so as to automatically select optimal defrost pattern according to its use environment.
One of first aspect present invention is further objective is that expand the optimal use scope of air-conditioning device.
The purpose of second aspect of the present invention is to provide a kind of air-conditioning device.
According to the first aspect of the invention, the present invention provides a kind of control method of air-conditioning device, including：
Obtain the temperature and humidity of the outdoor environment residing for the air-conditioning device；
When the temperature and humidity of outdoor environment meets following either condition, the first defrost pattern is performed：
The temperature of outdoor environment is higher than the first preset temperature；
The temperature of outdoor environment is less than the second preset temperature；
The temperature of outdoor environment is optionally greater than the second preset temperature and less than equal to the first preset temperature and outdoor environment
Humidity is less than default humidity threshold；Wherein
Second preset temperature is less than first preset temperature, and in first defrost pattern, the air-conditioning
The compressor of device is run with the first predeterminated frequency；And
When the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions, other defrost patterns are performed, in other changes
In white pattern, the running frequency of the compressor is higher than first predeterminated frequency.
Alternatively, the behaviour of other defrost patterns is performed when the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions
Specifically include：
When following condition meets simultaneously, the 3rd defrost pattern is performed, otherwise performs the second defrost pattern：
The temperature of outdoor environment, which is optionally greater than the second preset temperature and is less than, is equal to the first preset temperature；
The humidity of outdoor environment is more than or equal to the first default humidity；
The compressor is performed more than switching on and shutting down operation n times and not had in the 4th preset duration before current time
Carry out any defrosting operation；Wherein
Under second defrost pattern and the 3rd defrost pattern, the compressor respectively with the second predeterminated frequency and
3rd predeterminated frequency is run, and first predeterminated frequency, second predeterminated frequency and the 3rd predeterminated frequency increase successively
Greatly.
Alternatively, first predeterminated frequency, second predeterminated frequency and the 3rd predeterminated frequency meet following pass
System：
f3=1.1f1, f2=1.05f1；
Wherein, f1For first predeterminated frequency, f2For second predeterminated frequency, f3For the 3rd predeterminated frequency.
Alternatively, under first defrost pattern, the compressor is default with first predeterminated frequency operation first
Duration, under second defrost pattern, the compressor runs the second preset duration with the second predeterminated frequency, the described 3rd
Under defrost pattern, the compressor runs the 3rd preset duration with the 3rd predeterminated frequency；And
First preset duration, second preset duration and the 3rd preset duration increase successively.
Alternatively, first preset duration, second preset duration and the 3rd preset duration meet following pass
System：
t3=1.2t1, t2=1.1t1；
Wherein, t1For first preset duration, t2For second preset duration, t3For the 3rd preset duration.
Alternatively, the 4th preset duration is any length of time value of the scope between 2.5h~3.5h, N for model
Any integer being trapped among between 2~4.
Alternatively, the operation for obtaining the temperature and humidity of the outdoor environment residing for the air-conditioning device specifically includes：
According to the temperature and humidity of predetermined time cycle compartment of terrain detection outdoor environment, and continue the 5th preset duration,
Take temperature of the average value of the multiple temperature values detected in the 5th preset duration as accessed outdoor environment
It is worth, takes the average value of the multiple humidity values detected in the 5th preset duration as the wet of accessed outdoor environment
Angle value.
Alternatively, the 5th preset duration is any length of time value of the scope between 15min~25min.
Alternatively, first preset temperature is any temperature value of the scope between 4 DEG C~6 DEG C, and described second is default
Temperature is any temperature value of the scope between -6 DEG C~-4 DEG C；And
The default humidity threshold is any rh value of the scope between 75%~85%.
According to a second aspect of the present invention, the present invention also provides a kind of air-conditioning device, including for outdoor installed outdoors
Machine and for installing indoor set indoors, provided with the compressor of compression refrigerant in the outdoor unit, wherein, it is described
Air-conditioning device also includes：
Temperature-detecting device and humidity detector, the outdoor unit is arranged at, to be respectively used to obtain the outdoor unit
The temperature and humidity of residing outdoor environment；And
Control device, it is configured to control the compressor when the temperature and humidity of outdoor environment meets following either condition
Perform the first defrost pattern, control the compressor to perform when the temperature and humidity of outdoor environment is unsatisfactory for following all conditions
Other defrost patterns：
The temperature of outdoor environment is higher than the first preset temperature；
The temperature of outdoor environment is less than the second preset temperature；
The temperature of outdoor environment is optionally greater than the second preset temperature and less than equal to the first preset temperature and outdoor environment
Humidity is less than default humidity threshold；Wherein
Second preset temperature is less than first preset temperature, and in first defrost pattern, the compression
The running frequency of machine is less than the running frequency in other defrost patterns.The control method of air-conditioning device of the present invention is according to different
Outdoor environment temperature and humidity correspondingly have different defrost schemes, therefore enable to weather of the air-conditioning device according to residing for it
Difference automatically selects suitable defrost pattern, so as to obtain optimal defrost effect and defrost efficiency.Specifically, the second default temperature
Temperature range between degree and the first preset temperature is the temperature range that outdoor heat exchanger is easier frosting, and in the humidity province
Between outside other temperature ranges, or, although temperature in the section, the relatively low situation of ambient humidity, can adopt
With the first relatively low defrost pattern of compressor operating frequency.Environment temperature be in the second preset temperature and the first preset temperature it
Between and then select other higher defrost patterns of compressor operating frequency in the case that ambient humidity is larger.Thereby, it is possible to root
Suitable defrost pattern is automatically selected according to the actually located humiture environment of air-conditioning device, on the one hand, can obtain optimal change
White effect and defrost efficiency, on the other hand, its normal heat-production functions are not interfered with also, improves the usage experience of user.
Further, the other defrost patterns of the present invention can be further subdivided into according to the overall operation situation of compressor again
Second defrost pattern and the 3rd defrost pattern.Specifically, when compressor performed in the 4th preset duration switching on and shutting down operation n times with
It is upper and without any defrosting operation in the case of, be the situation that outdoor heat exchanger is easiest to produce frosting, and frosting degree is most tight
The situation of weight, now, frosting both can be fast and effeciently removed using the defrost pattern of compressor operating frequency highest the 3rd, and not
User can be influenceed and use or waste the energy.The above situation can mainly occur in southern hotel, and ambient humidity is big, and user is frequent
Plug CUSTOM HOUSE HOTEL and cause the phenomenon for being repeatedly powered, powering off in the air-conditioning device short time.As can be seen here, using control method of the present invention
Air-conditioning device equally can play optimal defrost effect in similar site such as hotels, expand the optimal use of air-conditioning device
Scope.
According to the accompanying drawings will be brighter to the detailed description of the specific embodiment of the invention, those skilled in the art
Above-mentioned and other purposes, the advantages and features of the present invention.
Brief description of the drawings
Some specific embodiments of the present invention are described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter.
Identical reference denotes same or similar part or part in accompanying drawing.It should be appreciated by those skilled in the art that these
What accompanying drawing was not necessarily drawn to scale.In accompanying drawing：
Fig. 1 is the indicative flowchart of the control method of air-conditioning device according to an embodiment of the invention；
Fig. 2 is the indicative flowchart of the control method of air-conditioning device in accordance with another embodiment of the present invention；
Fig. 3 is the schematic block diagram of air-conditioning device according to an embodiment of the invention.
Embodiment
The embodiment of the present invention provides a kind of control method of air-conditioning device first.The control method includes：
Obtain the temperature and humidity of the outdoor environment residing for air-conditioning device；
When the temperature and humidity of outdoor environment meets following either condition, the first defrost pattern is performed：
The temperature of outdoor environment is higher than the first preset temperature；
The temperature of outdoor environment is less than the second preset temperature；
The temperature of outdoor environment is optionally greater than the second preset temperature and less than equal to the first preset temperature and outdoor environment
Humidity is less than default humidity threshold；Wherein
Second preset temperature is less than the first preset temperature, and in the first defrost pattern, the compressor of air-conditioning device is with
One predeterminated frequency is run；And
When the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions, other defrost patterns are performed, in other changes
In white pattern, the running frequency of compressor 11 is higher than the first predeterminated frequency.
Specifically, Fig. 1 is the indicative flowchart of the control method of air-conditioning device according to an embodiment of the invention, ginseng
See Fig. 1, control method of the invention specifically may include：
Step S301, obtain the temperature and humidity of the outdoor environment residing for air-conditioning device；
Step S302, judge the temperature of outdoor environment whether higher than the first preset temperature or whether less than the second default temperature
Degree, if so, S303 is then gone to step, if it is not, then going to step S304；
Step S303, performs the first defrost pattern, and compressor is run with the first predeterminated frequency；
Step S304, judges whether the humidity of outdoor environment is less than default humidity threshold, if so, S303 is then gone to step, if
It is no, then go to step S305；
Step S305, other defrost patterns are performed, and the running frequency of compressor is higher than the first predeterminated frequency.
The control method of air-conditioning device of the present invention correspondingly has different changes according to different outdoor environment temperature and humidity
White scheme, therefore enable to climate difference of the air-conditioning device according to residing for it to automatically select suitable defrost pattern, more added with
Specific aim, so as to obtain optimal defrost effect and defrost efficiency.Specifically, between the second preset temperature and the first preset temperature
Temperature range be temperature range that outdoor heat exchanger is easier frosting, and other humidity provinces outside the temperature range
Between, or, although temperature in the section, the relatively low situation of ambient humidity, can use compressor operating frequency compared with
The first low defrost pattern, such case are primarily adapted for use in the area of northern low temperature and low humidity degree.It is pre- that second is in environment temperature
If between temperature and the first preset temperature and in the case that ambient humidity is larger, outdoor heat exchanger is easier frosting.Start
When, due to the presence of frost layer, the heat absorbent surface product increase of heat exchanger, heat absorption capacity can become big；When frost layer is more and more, hinder
The fin of heat exchanger and the contact of air, heat absorption capacity can decline to a great extent.It is outdoor when humidity and temperature are in above-mentioned interval range
Heat exchanger frosting velocity becomes quickly, if defrost not in time, frost layer can be increasingly thicker, or even can not be removed during defrost
It is white clean, so form vicious circle：Frost layer is more and more thicker, and heating effect is worse and worse.Therefore, compressor operating frequency is selected
Other higher defrost patterns.As can be seen here, the present invention can select automatically according to the actually located humiture environment of air-conditioning device
Select suitable defrost pattern, on the one hand, optimal defrost effect and defrost efficiency can be obtained, on the other hand, do not interfered with also
Its normal heat-production functions, improve the usage experience of user.
In some embodiments of the invention, the first preset temperature can be any temperature of the scope between 4 DEG C~6 DEG C
Value, the second preset temperature can be any temperature value of the scope between -6 DEG C~-4 DEG C.Such as first preset temperature can be 4
DEG C, 4.5 DEG C, 5 DEG C, 5.5 DEG C, 6 DEG C, the second preset temperature can be -6 DEG C, -5.5 DEG C, -5 DEG C, -4.5 DEG C, -4 DEG C.When first
The southern and northern temperature difference situation in China is more conformed to when preset temperature is 5 DEG C and the second preset temperature is -5 DEG C, now air-conditioning
The defrost best results of device.
It is emphasized that the default humidity threshold described in the present invention is rh value.Further, it is of the invention pre-
If humidity threshold can be any rh value of the scope between 75%~85%.For example, default humidity threshold can be
75%th, 77%, 80%, 82%, 85%.When default humidity threshold is the 80% humidity difference feelings for more conforming to China's the South and the North
The defrost best results of condition, now air-conditioning device.
In some embodiments of the invention, performed when the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions
The operation of other defrost patterns specifically includes：
When following condition meets simultaneously, the 3rd defrost pattern is performed, otherwise performs the second defrost pattern：
The temperature of outdoor environment, which is optionally greater than the second preset temperature and is less than, is equal to the first preset temperature；
The humidity of outdoor environment is optionally greater than the first default humidity；
Compressor 11 is performed more than switching on and shutting down operation n times in the 4th preset duration before current time and not entered
Any defrosting operation of row；Wherein
Under the second defrost pattern and the 3rd defrost pattern, compressor 11 is respectively with the second predeterminated frequency and the 3rd default frequency
Rate is run, and the first predeterminated frequency, the second predeterminated frequency and the 3rd predeterminated frequency increase successively.
Specifically, Fig. 2 is the indicative flowchart of the control method of air-conditioning device in accordance with another embodiment of the present invention,
Referring to Fig. 2, control method of the invention specifically may include：
Step S401, obtain the temperature and humidity of the outdoor environment residing for air-conditioning device；
Step S402, judge the temperature of outdoor environment whether higher than the first preset temperature or whether less than the second default temperature
Degree, if so, S403 is then gone to step, if it is not, then going to step S404；
Step S403, performs the first defrost pattern, and compressor is run with the first predeterminated frequency；
Step S404, judges whether the humidity of outdoor environment is less than default humidity threshold, if so, S403 is then gone to step, if
It is no, then go to step S405；
Step S405, judges whether compressor 11 performs switching on and shutting down operation in the 4th preset duration before current time
More than n times and without any defrosting operation is carried out, if so, S406 is then gone to step, if it is not, then going to step S407；
Step S406, performs the 3rd defrost pattern, and compressor is run with the 3rd predeterminated frequency；
Step S407, performs the second defrost pattern, and compressor is run with the second predeterminated frequency.
Wherein, the first predeterminated frequency, the second predeterminated frequency and the 3rd predeterminated frequency increase successively.
It can be seen that in further embodiment of the present invention, other defrost patterns again can be according to the overall operation of compressor
Situation is further subdivided into the second defrost pattern and the 3rd defrost pattern.Specifically, when environment temperature is moderate and merely only deposits
In the higher situation of outdoor environment humidity, can effectively be carried out using the second slightly higher defrost pattern of compressor operating frequency
Defrost, such case are relatively specific for southern ordinary family user or commercial user.When compressor is held in the 4th preset duration
Row switching on and shutting down operation n times more than and without any defrosting operation in the case of, be outdoor heat exchanger be easiest to produce frosting feelings
Condition, and when frosting is most fast.Now, both can be fast and effeciently using the defrost pattern of compressor operating frequency highest the 3rd
Frosting is removed, user is not interfered with again and uses or waste the energy.The above situation can mainly occur in southern hotel, environmental wet
Degree is big, and user often plugs CUSTOM HOUSE HOTEL and causes the phenomenon for being repeatedly powered, powering off in the air-conditioning device short time.As can be seen here, apply
The air-conditioning device of control method of the present invention can equally play optimal defrost effect in similar site such as hotels, expand air-conditioning
The optimal use scope of device.
In some embodiments of the invention, under the first predeterminated frequency, the second predeterminated frequency and the 3rd predeterminated frequency meet
Row relation：f3=1.1f1, f2=1.05f1；Wherein, f1For the first predeterminated frequency, f2For the second predeterminated frequency, f3It is default for the 3rd
Frequency.Thereby, it is possible to ensure that the defrost efficiency of each defrost pattern is higher.
In some embodiments of the invention, under the first defrost pattern, compressor 11 is with the first predeterminated frequency operation the
One preset duration, under the second defrost pattern, compressor 11 runs the second preset duration with the second predeterminated frequency, in the 3rd defrost
Under pattern, compressor 11 runs the 3rd preset duration with the 3rd predeterminated frequency.First preset duration, the second preset duration and the 3rd
Preset duration increases successively, thus, it is ensured that each defrost pattern can obtain preferable defrost effect.
Further, the first preset duration, the second preset duration and the 3rd preset duration meet following relationship：t3=
1.2t1, t2=1.1t1；Wherein, t1For first preset duration, t2For second preset duration, t3It is default for the described 3rd
Duration, further to improve the defrost effect of each defrost pattern.
It should be noted that the first preset duration, the second preset duration and the 3rd preset duration are all to be set in advance in sky
Time span value in tune device, its specific big I of value are different according to different type or the air-conditioning device of type.
Similarly, the first predeterminated frequency, the second predeterminated frequency and the 3rd predeterminated frequency are also all the frequencies being set in advance in air-conditioning device
Value, its specific big I of value are different according to the compressor of the air-conditioning device and different model of different type or type.
In some embodiments of the invention, when the 4th preset duration can be any between 2.5h~3.5h of scope
Between length value, N can be any integer of the scope between 2~4.For example, the 4th preset duration can be 2.5h, 2.7h, 3h,
3.2h or 3.5h, N value can be 2,3,4.Preferably, when the 4th preset duration is 3h and when N value is 3, perform
The judgement of which kind of defrost pattern is more accurate, and defrost is more thorough.
In some embodiments of the invention, the operation tool of the temperature and humidity of the outdoor environment residing for air-conditioning device is obtained
Body includes：According to the temperature and humidity of predetermined time cycle compartment of terrain detection outdoor environment, and continue the 5th preset duration, take
The temperature value of outdoor environment of the average value of the multiple temperature values detected in the 5th preset duration as accessed by, take
Humidity value of the average value of the multiple humidity values detected in 5th preset duration as accessed outdoor environment.Namely
Say, when the temperature and humidity to outdoor environment detects, sustainable detection certain period of time, using repeatedly getting parms
Value, the mode finally averaged, to ensure the accuracy of acquired outdoor temperature and humidity, so that for defrost pattern just
Really judge and selection lays the foundation.
Further, the value of the 5th preset duration is too big or the too small accuracy that can all influence outdoor temperature and humidity, because
This, in some further embodiments of the present invention, the 5th preset duration can be scope appointing between 15min~25min
One time length value.For example, the 5th preset duration can be 15min, 17min, 20min, 22min or 25min.When the 5th default
Best results during Shi Changwei 20min.
The embodiment of the present invention also provides a kind of air-conditioning device.Fig. 3 is air-conditioning device according to an embodiment of the invention
Schematic block diagram, referring to Fig. 3, air-conditioning device 1 of the invention includes being used for outdoor unit 10 installed outdoors and for pacifying
Indoor set 20 mounted in interior, in outdoor unit 10 provided with compression refrigerant compressor 11 and for in outdoor environment
Air carry out heat exchange outdoor heat exchanger 12.
Especially, air-conditioning device 1 also includes temperature-detecting device 13, humidity detector 14 and control device 15.Temperature
Detection means 13 and humidity detector 14 are arranged at outdoor unit 10, to be respectively used to obtain outdoor environment residing for outdoor unit 10
Temperature and humidity.Control device 15 is configured to control compressor when the temperature and humidity of outdoor environment meets following either condition
11 the first defrost patterns of execution, compressor 11 is controlled to perform when the temperature and humidity of outdoor environment is unsatisfactory for following all conditions
Other defrost patterns.These conditions include：The temperature of outdoor environment is more than the first preset temperature；The temperature of outdoor environment is less than the
Two preset temperatures；The temperature of outdoor environment is more than or equal to the second preset temperature and is less than or equal to the first preset temperature and outdoor ring
The humidity in border is less than default humidity threshold.Second preset temperature is less than the first preset temperature, and in the first defrost pattern, compression
The running frequency of machine 11 is less than the running frequency in other defrost patterns.
Specifically, temperature-detecting device 13 and humidity detector 14 can be respectively temperature sensor and humidity sensor
Device.Control device 15 can be the master controller of air-conditioning device 1.
In some embodiments of the invention, control device 15 is configured to when following condition while control compression when meeting
Machine 11 performs the 3rd defrost pattern, otherwise controls compressor 11 to perform the second defrost pattern.These conditions include：Outdoor environment
Temperature, which is optionally greater than the second preset temperature and is less than, is equal to the first preset temperature；It is default that the humidity of outdoor environment is more than or equal to first
Humidity；Compressor performs more than switching on and shutting down operation n times and any without carrying out in the 4th preset duration before current time
Defrosting operation.
Also, under the second defrost pattern and the 3rd defrost pattern, compressor 11 is respectively with the second predeterminated frequency and the 3rd
Predeterminated frequency is run, and the first predeterminated frequency, the second predeterminated frequency and the 3rd predeterminated frequency increase successively.
In some embodiments of the invention, control device 15 is configured to control compressor 11 under the second defrost pattern
Second preset duration is run with the second predeterminated frequency, controls compressor 11 to be run with the 3rd predeterminated frequency under the 3rd defrost pattern
3rd preset duration.Also, the first preset duration, the second preset duration and the 3rd preset duration increase successively.
In some embodiments of the invention, control device 15 is configured to control temperature-detecting device 13 and Humidity Detection
Device 14 detects the temperature and humidity of outdoor environment according to predetermined time cycle compartment of terrain, and continues the 5th preset duration, and
Take temperature value of the average value as accessed outdoor environment of the multiple temperature values detected in the 5th preset duration, take
Humidity value of the average value of the multiple humidity values detected in the 5th preset duration as accessed outdoor environment.
So far, although those skilled in the art will appreciate that detailed herein have shown and described multiple showing for the present invention
Example property embodiment, still, still can be direct according to present disclosure without departing from the spirit and scope of the present invention
It is determined that or derive many other variations or modifications for meeting the principle of the invention.Therefore, the scope of the present invention is understood that and recognized
It is set to and covers other all these variations or modifications.
Claims (10)
1. a kind of control method of air-conditioning device, including：
Obtain the temperature and humidity of the outdoor environment residing for the air-conditioning device；
When the temperature and humidity of outdoor environment meets following either condition, the first defrost pattern is performed：
The temperature of outdoor environment is higher than the first preset temperature；
The temperature of outdoor environment is less than the second preset temperature；
The temperature of outdoor environment is optionally greater than the second preset temperature and less than the humidity equal to the first preset temperature and outdoor environment
Less than default humidity threshold；Wherein
Second preset temperature is less than first preset temperature, and in first defrost pattern, the air-conditioning device
Compressor run with the first predeterminated frequency；And
When the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions, other defrost patterns are performed, in other defrost moulds
In formula, the running frequency of the compressor is higher than first predeterminated frequency.
2. control method according to claim 1, wherein
The operation that other defrost patterns are performed when the temperature and humidity of outdoor environment is unsatisfactory for above-mentioned all conditions specifically includes：
When following condition meets simultaneously, the 3rd defrost pattern is performed, otherwise performs the second defrost pattern：
The temperature of outdoor environment, which is optionally greater than the second preset temperature and is less than, is equal to the first preset temperature；
The humidity of outdoor environment is more than or equal to the first default humidity；
The compressor is performed more than switching on and shutting down operation n times in the 4th preset duration before current time and not carried out
Any defrosting operation；Wherein
Under second defrost pattern and the 3rd defrost pattern, the compressor is respectively with the second predeterminated frequency and the 3rd
Predeterminated frequency is run, and first predeterminated frequency, second predeterminated frequency and the 3rd predeterminated frequency increase successively.
3. control method according to claim 2, wherein
First predeterminated frequency, second predeterminated frequency and the 3rd predeterminated frequency meet following relationship：
f3=1.1f1, f2=1.05f1；
Wherein, f1For first predeterminated frequency, f2For second predeterminated frequency, f3For the 3rd predeterminated frequency.
4. control method according to claim 2, wherein
Under first defrost pattern, the compressor runs the first preset duration with first predeterminated frequency, described
Under second defrost pattern, the compressor runs the second preset duration with the second predeterminated frequency, under the 3rd defrost pattern,
The compressor runs the 3rd preset duration with the 3rd predeterminated frequency；And
First preset duration, second preset duration and the 3rd preset duration increase successively.
5. control method according to claim 4, wherein
First preset duration, second preset duration and the 3rd preset duration meet following relationship：
t3=1.2t1, t2=1.1t1；
Wherein, t1For first preset duration, t2For second preset duration, t3For the 3rd preset duration.
6. control method according to claim 2, wherein
4th preset duration is any length of time value of the scope between 2.5h~3.5h, N for scope 2~4 it
Between any integer.
7. control method according to claim 1, wherein
The operation for obtaining the temperature and humidity of the outdoor environment residing for the air-conditioning device specifically includes：
According to the temperature and humidity of predetermined time cycle compartment of terrain detection outdoor environment, and continue the 5th preset duration, take
The temperature value of outdoor environment of the average value of the multiple temperature values detected in 5th preset duration as accessed by, take
Humidity value of the average value of the multiple humidity values detected in the 5th preset duration as accessed outdoor environment.
8. control method according to claim 7, wherein
5th preset duration is any length of time value of the scope between 15min~25min.
9. control method according to claim 1, wherein
First preset temperature is any temperature value of the scope between 4 DEG C~6 DEG C, and second preset temperature is scope
Any temperature value between -6 DEG C~-4 DEG C；And
The default humidity threshold is any rh value of the scope between 75%~85%.
10. a kind of air-conditioning device, including for outdoor unit installed outdoors and for installing indoor set indoors, the room
Provided with the compressor of compression refrigerant in outer machine, wherein, the air-conditioning device also includes：
Temperature-detecting device and humidity detector, the outdoor unit is arranged at, to be respectively used to obtain residing for the outdoor unit
The temperature and humidity of outdoor environment；And
Control device, it is configured to control the compressor to perform when the temperature and humidity of outdoor environment meets following either condition
First defrost pattern, the compressor is controlled to perform other when the temperature and humidity of outdoor environment is unsatisfactory for following all conditions
Defrost pattern：
The temperature of outdoor environment is higher than the first preset temperature；
The temperature of outdoor environment is less than the second preset temperature；
The temperature of outdoor environment is optionally greater than the second preset temperature and less than the humidity equal to the first preset temperature and outdoor environment
Less than default humidity threshold；Wherein
Second preset temperature is less than first preset temperature, and in first defrost pattern, the compressor
Running frequency is less than the running frequency in other defrost patterns.
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| CN201710736507.7A CN107543287B (en) | 2017-08-24 | 2017-08-24 | Air conditioner and control method thereof |
| PCT/CN2018/101578 WO2019037721A1 (en) | 2017-08-24 | 2018-08-21 | Air conditioning device and control method therefor |
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| CN201710736507.7A CN107543287B (en) | 2017-08-24 | 2017-08-24 | Air conditioner and control method thereof |
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| CN109323370A (en) * | 2018-09-30 | 2019-02-12 | 广东美的制冷设备有限公司 | Air-conditioning and its defrosting method and device |
| WO2019037721A1 (en) * | 2017-08-24 | 2019-02-28 | 青岛海尔空调器有限总公司 | Air conditioning device and control method therefor |
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| CN110986277A (en) * | 2019-12-03 | 2020-04-10 | 青岛海尔空调器有限总公司 | Method and device for self-cleaning control of air conditioner and air conditioner |
| CN111121230A (en) * | 2019-12-30 | 2020-05-08 | 宁波奥克斯电气股份有限公司 | Air conditioner defrosting control method and device and air conditioner |
| CN111365825A (en) * | 2020-03-19 | 2020-07-03 | 宁波奥克斯电气股份有限公司 | Air conditioner defrosting control method and device and air conditioner |
| CN111473473A (en) * | 2020-04-23 | 2020-07-31 | 广东美的制冷设备有限公司 | Air conditioner and defrosting control method thereof |
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| CN112628940B (en) * | 2020-12-11 | 2022-05-10 | 珠海格力电器股份有限公司 | Air conditioner defrosting control method and device, storage medium and air conditioner |
| CN113339981A (en) * | 2021-05-26 | 2021-09-03 | 青岛海尔空调器有限总公司 | Method and device for controlling air conditioner and air conditioner |
| CN114777288A (en) * | 2022-03-18 | 2022-07-22 | 青岛海尔空调器有限总公司 | Defrosting method and device for air conditioner external unit |
Also Published As
| Publication number | Publication date |
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| CN107543287B (en) | 2020-08-04 |
| WO2019037721A1 (en) | 2019-02-28 |
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Effective date of registration: 20201103 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. |