CN106679097A - Defrosting control method and defrosting control device for air conditioner, and air conditioner - Google Patents
Defrosting control method and defrosting control device for air conditioner, and air conditioner Download PDFInfo
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- CN106679097A CN106679097A CN201611271093.7A CN201611271093A CN106679097A CN 106679097 A CN106679097 A CN 106679097A CN 201611271093 A CN201611271093 A CN 201611271093A CN 106679097 A CN106679097 A CN 106679097A
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- 238000010257 thawing Methods 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims description 149
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 238000004378 air conditioning Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 19
- 238000005516 engineering process Methods 0.000 description 9
- 238000001704 evaporation Methods 0.000 description 6
- 230000007812 deficiency Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000006200 vaporizer Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 230000010259 detection of temperature stimulus Effects 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
- F24F11/42—Defrosting; Preventing freezing of outdoor units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a defrosting control method and a defrosting control device for an air conditioner, and the air conditioner. The method comprises the following steps: acquiring the temperature detected by a temperature sensing bulb on an outdoor heat exchanger of the air conditioner at a preset interval time during a heating running process of the air conditioner; judging whether the difference value between the temperature detected by the temperature sensing bulb and acquired at the current time point and the temperature detected by the temperature sensing bulb and acquired at the last time point is greater than or equal to a preset minimum temperature difference for entering a defrosting mode or not; and controlling the air conditioner to enter the defrosting mode if the difference value between the temperature detected by the temperature sensing bulb and acquired at the current time point and the temperature detected by the temperature sensing bulb and acquired at the last time point is greater than or equal to the preset minimum temperature difference for entering the defrosting mode. According to the method and the device which are disclosed by the invention, the defrosting effect of the air conditioner is improved, and the comfort degree of a user is increased.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of defrosting control method of air-conditioner, device and air-conditioner.
Background technology
Under winter heating condition, the outdoor unit heat exchanger of air-conditioner is used usually as vaporizer, its condensation for producing
Water in the case where outdoor temperature is relatively low as flowed away not in time, then can the frosting on heat exchanger and chassis, if air-conditioner defrost
It is unclean, then outside icing is may result in, air-conditioner heat transfer effect is die-offed, and client is reduced using comfort.
Based on above reason, the defrosting control pattern of employing is most important to air-conditioner defrost, if the choosing of defrosting control pattern
Select improper, then may largely affect defrost effect.And the defrost pattern that at present air-conditioner is used is usually settingization
It is white interval, if the temperature that temperature-sensitive bag is detected on the vaporizer higher limit interval less than defrost, into defrost pattern；If
The temperature that temperature-sensitive bag is detected on vaporizer then exits defrost pattern higher than the lower limit of defrost pattern.This kind of defrost pattern band
Come defect be：Defrost pattern is put into without frosting on possible off-premises station, or defrost does not totally just have dropped out defrost mould
Formula, this can be adversely affected to refrigeration system.
The content of the invention
Present invention is primarily targeted at providing a kind of defrosting control method of air-conditioner, device and air-conditioner, it is intended to have
Effect improves the defect of existing defrosting control pattern, improves the defrost effect of air-conditioner, improves users'comfort.
For achieving the above object, the present invention provides a kind of defrosting control method of air-conditioner, including：
In air conditioner heat-production running, with temperature-sensitive bag detection on preset interval time collection air conditioner chamber external heat exchanger
Temperature；
Judge the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether the difference between degree is poor more than or equal to the minimum temperature of default entrance defrost pattern；
If the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Between difference more than or equal to default entrance defrost pattern minimum temperature it is poor, then control the air-conditioner enter defrost mould
Formula.
Alternatively, methods described also includes：
After the air-conditioner enters defrost pattern, continue to feel on preset interval time collection air conditioner chamber external heat exchanger
The temperature of thermometer bulb detection；
Judge the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether the difference between degree is poor more than or equal to the default minimum temperature for exiting defrost pattern；
If the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Between difference it is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control air-conditioner exits defrost pattern；
Otherwise, control air-conditioner and proceed defrost under the defrost pattern.
Alternatively, the control air-conditioner is exited before defrost pattern and also included：
Judge the current defrost time in the air conditioner heat-production running whether more than or equal to most shortization for setting
The white time；
If the current defrost time in the air conditioner heat-production running is more than or equal to the most short defrost time of setting,
Then control air-conditioner and exit defrost pattern, otherwise, control air-conditioner proceeds defrost under the defrost pattern.
Alternatively, before air-conditioner operation, methods described also includes：
The minimum temperature difference for setting the entrance defrost pattern and the minimum temperature for exiting defrost pattern are poor.
Alternatively, the minimum temperature difference of the entrance defrost pattern is less than or equal to the minimum temperature for exiting defrost pattern
Degree is poor.
The embodiment of the present invention also proposes a kind of defrosting control device of air-conditioner, including：
Acquisition module, in air conditioner heat-production running, with preset interval time air-conditioner outdoor heat exchange being gathered
The temperature of temperature-sensitive bag detection on device；
Judge module, for judging the sense that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether the difference between the temperature of thermometer bulb detection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
Control module, if the temperature-sensitive that the temperature of the temperature-sensitive bag detection gathered for current point in time is gathered with a upper time point
Difference between the temperature of bag detection is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control the air-conditioning
Device enters defrost pattern.
Alternatively, the acquisition module, is additionally operable to after the air-conditioner enters defrost pattern, when continuing with predetermined interval
Between gather the temperature of temperature-sensitive bag detection on air conditioner chamber external heat exchanger；
The judge module, is additionally operable to judge that the temperature of the temperature-sensitive bag detection that current point in time is gathered is adopted with a upper time point
Whether the difference between the temperature of the temperature-sensitive bag detection of collection is poor more than or equal to the default minimum temperature for exiting defrost pattern；
The control module, if the temperature for being additionally operable to the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
The detection of temperature-sensitive bag temperature between difference it is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control sky
Device is adjusted to exit defrost pattern；Otherwise, control air-conditioner and proceed defrost under the defrost pattern.
Alternatively, the judge module, was additionally operable to before control module control air-conditioner exits defrost pattern, sentenced
Whether the current defrost time broken in the air conditioner heat-production running is more than or equal to the most short defrost time for setting；
The control module, if the current defrost time being additionally operable in the air conditioner heat-production running be more than or equal to
Setting the most short defrost time, then control air-conditioner exit defrost pattern, otherwise, control air-conditioner under the defrost pattern after
It is continuous to carry out defrost.
Alternatively, described device also includes：
Setting module, for setting the minimum temperature difference of the entrance defrost pattern and exiting the minimum temperature of defrost pattern
Degree is poor.
The embodiment of the present invention also proposes a kind of air-conditioner, it is characterised in that including the defrost control of air-conditioner as above
Device processed.
A kind of defrosting control method of air-conditioner, device and air-conditioner that the embodiment of the present invention is proposed, in air conditioner heat-production
In running, with the temperature that preset interval time gathers temperature-sensitive bag detection on air conditioner chamber's external heat exchanger；Judge current time
Whether the difference between the temperature of the temperature-sensitive bag detection of point collection and the temperature of the temperature-sensitive bag detection of upper time point collection is more than
Or it is poor equal to the minimum temperature of default entrance defrost pattern；If the temperature and upper of the temperature-sensitive bag detection of current point in time collection
Minimum temperature of the difference between the temperature of the temperature-sensitive bag detection of time point collection more than or equal to default entrance defrost pattern
Difference, then control air-conditioner and enter defrost pattern, thus, based on the defrost pattern of the temperature difference, can solve existing defrost pattern institute
The problem of generation, improves the defrost effect of air-conditioner, improves users'comfort.Further, it is also possible to pass through temperature comparisons, temperature is obtained
Difference, judges that air-conditioner exits defrost pattern.Thus, air-conditioner is judged into defrost according to the change of evaporating temperature and exits defrost
Time, temperature is judged more accurately, to prevent from either delaying in advance the time for entering or exiting defrost, improve defrost feelings
Condition, improves users'comfort.
Description of the drawings
Fig. 1 is the schematic flow sheet of the defrosting control method first embodiment of air-conditioner of the present invention；
Fig. 2 is the schematic flow sheet of the defrosting control method second embodiment of air-conditioner of the present invention；
Fig. 3 is the schematic flow sheet of the defrosting control method 3rd embodiment of air-conditioner of the present invention；
Fig. 4 is defrost logic control flow process schematic diagram in the embodiment of the present invention；
Fig. 5 is the schematic flow sheet of the defrosting control method fourth embodiment of air-conditioner of the present invention；
Fig. 6 is the high-level schematic functional block diagram of the defrosting control device first embodiment of air-conditioner of the present invention；
Fig. 7 is the high-level schematic functional block diagram of the defrosting control device second embodiment of air-conditioner of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
Embodiment of the present invention scheme is mainly：By being constantly acquired to data after certain time interval, lead to
Cross constantly with the contrast of prior time point collecting temperature, judge that it enters the temperature difference of defrost, afterwards into defrost pattern, this
Outward, the temperature difference can also be obtained by temperature comparisons, judges that it exits defrost pattern.Thus, judged according to the change of evaporating temperature
Air-conditioner is into defrost and exits time of defrost, and temperature is judged more accurately, to prevent from either delaying entrance in advance or move back
Go out the time of defrost, improve defrost situation, improve users'comfort.
Specifically, with reference to Fig. 1, Fig. 1 is the schematic flow sheet of the defrosting control method first embodiment of air-conditioner of the present invention.
As shown in figure 1, first embodiment of the invention proposes a kind of defrosting control method of air-conditioner, including：
Step S101, in air conditioner heat-production running, with preset interval time collection air conditioner chamber external heat exchanger
The temperature of temperature-sensitive bag detection；
Present invention method is applied in the heat transmission equipments such as air-conditioner (such as window air conditioner), is realized to air-conditioner
The defrosting control of off-premises station.
Generally under heating condition, the condensed water that outdoor heat exchanger of air conditioner is produced is in the case where outdoor temperature is relatively low if not
Flow away in time, meeting frosting on heat exchanger and chassis, if air-conditioner defrost is not clean, may result in outside icing,
Air-conditioner heat transfer effect is die-offed, and client is reduced using comfort.The present embodiment is entered with the defrosting control of air conditioner chamber's external heat exchanger
Row citing.
At present, the defrost pattern that air-conditioner is adopted is interval to set temperature control【T1, T2】, its concrete control logic is：When
When the temperature-sensitive bag temperature for collecting is less than temperature control temperature T1, into defrost pattern, compressor shutdown carries out defrost；When what is collected
When temperature-sensitive bag temperature is higher than temperature control temperature T2, defrost pattern is exited.This defrosting control logic is possible to thicker in frosting
When be also introduced into defrost pattern, so as to cause that frosting is thicker and defrost is not clean；Can be possible to be entered in also non-frosting and change
White pattern, can cause frequent defrost in this case, cause client's experience not good.
And the defrost pattern that embodiment of the present invention scheme is related to is to carry out defrosting control based on the temperature of real-time detection, prevent
The time for entering or exiting defrost is either delayed in advance, improves defrost situation, improve users'comfort.
Specifically, in air conditioner heat-production running, the temperature of real-time monitoring temperature-sensitive bag detection.
First, a collection period, i.e. the time interval △ t of the temperature of setting collection temperature-sensitive bag detection are preset, should
Prefixed time interval △ t can select to set according to practical situation.
In air conditioner heat-production running, with temperature-sensitive bag on preset interval time Real-time Collection air conditioner chamber external heat exchanger
The temperature of detection, thus, obtains the temperature of the temperature-sensitive bag detection of multiple different acquisition time points.
Step S102, judges the temperature-sensitive bag that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether the difference between the temperature of detection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
Different from traditional defrost pattern, this embodiment scheme is at a certain time interval constantly to temperature-sensitive bag temperature data
Be acquired, by constantly with the contrast of prior time point collecting temperature, judge that it enters the temperature difference of defrost, afterwards entranceization
White pattern.
Specifically, can set one enter defrost pattern minimum temperature it is poor, the minimum temperature difference can be according to reality
Situation selects setting.
When relatively, as a kind of embodiment, the temperature of the temperature-sensitive bag detection that current point in time can be gathered with it is upper
One time point collection temperature-sensitive bag detection temperature be compared, judge current point in time gather temperature-sensitive bag detection temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of upper time point collection is more than or equal to default entrance defrost pattern
Minimum temperature is poor, used as whether controlling foundation of the air-conditioner into defrost pattern.
As another embodiment, the temperature and before n-th of the temperature-sensitive bag detection that current point in time can be gathered
The temperature of the temperature-sensitive bag detection of individual time point collection is compared, judge the temperature-sensitive bag detection that current point in time is gathered temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of the time point collection before being somebody's turn to do is more than or equal to default entrance defrost mould
The minimum temperature of formula is poor, used as whether controlling foundation of the air-conditioner into defrost pattern.Thus, it is possible to avoid temperature fluctuation from disturbing
The system erroneous judgement for causing is broken, and improves the accuracy of temperature detection.
The present embodiment is the temperature-sensitive that the temperature of the temperature-sensitive bag detection so that current point in time to be gathered is gathered with a upper time point
The temperature of bag detection is compared, and judges the sense that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether whether the difference between the temperature of thermometer bulb detection is poor more than or equal to the minimum temperature of default entrance defrost pattern, used as
Control air-conditioner is illustrated into the foundation of defrost pattern.
Step S103, if the temperature of the temperature-sensitive bag detection of current point in time collection is examined with the temperature-sensitive bag that a upper time point is gathered
Difference between the temperature of survey is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control the air-conditioner and enter
Enter defrost pattern.
If the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Between difference more than or equal to default entrance defrost pattern minimum temperature it is poor, then control the air-conditioner enter defrost mould
Formula, continues to run with if condition is not met.
The present embodiment in air conditioner heat-production running, with preset interval time air-conditioner is gathered by such scheme
The temperature of temperature-sensitive bag detection on outdoor heat exchanger；Judge the temperature and a upper time point of the temperature-sensitive bag detection that current point in time is gathered
Whether the difference between the temperature of the temperature-sensitive bag detection of collection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
If the difference between the temperature of the temperature-sensitive bag detection of the temperature of the temperature-sensitive bag detection of current point in time collection and the collection of a upper time point
Value is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control air-conditioner and enter defrost pattern, thus, is based on
The defrost pattern of the temperature difference, can solve the problems, such as produced by existing defrost pattern, improve the defrost effect of air-conditioner, improve and use
Family comfort level.
Compared to existing technology, this embodiment scheme judges to enter the time of defrost according to the change of evaporating temperature, to temperature
Judge more accurately, to prevent in advance or delay the time into defrost, improve defrost situation, improve users'comfort.
With reference to Fig. 2, Fig. 2 is the schematic flow sheet of the defrosting control method second embodiment of air-conditioner of the present invention.
As shown in Fig. 2 second embodiment of the invention proposes a kind of defrosting control method of air-conditioner, based on above-mentioned Fig. 1 institutes
The embodiment shown, methods described also includes：
Step S104, after the air-conditioner enters defrost pattern, continues outside with preset interval time collection air conditioner chamber
The temperature of temperature-sensitive bag detection on heat exchanger；
Step S105, judges the temperature-sensitive bag that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether the difference between the temperature of detection is poor more than or equal to the default minimum temperature for exiting defrost pattern；If current point in time
Difference between the temperature of the temperature-sensitive bag detection of collection and the temperature of the temperature-sensitive bag detection of upper time point collection is more than or equal to
The default minimum temperature for exiting defrost pattern is poor, then into step S106；Otherwise, into step S107；
Step S106, control air-conditioner exits defrost pattern；
Step S107, control air-conditioner proceeds defrost under the defrost pattern.
Above-mentioned first embodiment is compared, the present embodiment also includes exiting the scheme of defrost pattern.
Different from traditional defrost pattern, this embodiment scheme is to continue with certain after air-conditioner enters defrost pattern
Time interval is constantly acquired to temperature-sensitive bag temperature data, by constantly with the contrast of prior time point collecting temperature, judge
It exits the temperature difference of defrost, backed off after random defrost pattern.
Specifically, can equally set that a minimum temperature for exiting defrost pattern is poor, the minimum temperature difference can basis
Practical situation selects setting.
When relatively, as a kind of embodiment, the temperature of the temperature-sensitive bag detection that current point in time can be gathered with it is upper
One time point collection temperature-sensitive bag detection temperature be compared, judge current point in time gather temperature-sensitive bag detection temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of upper time point collection is more than or equal to the default defrost pattern that exits
Minimum temperature is poor, used as whether controlling the foundation that air-conditioner exits defrost pattern.
As another embodiment, the temperature and before n-th of the temperature-sensitive bag detection that current point in time can be gathered
The temperature of the temperature-sensitive bag detection of individual time point collection is compared, judge the temperature-sensitive bag detection that current point in time is gathered temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of the time point collection before being somebody's turn to do is more than or equal to default entrance defrost mould
The minimum temperature of formula is poor, used as whether controlling foundation of the air-conditioner into defrost pattern.
The present embodiment is the temperature-sensitive that the temperature of the temperature-sensitive bag detection so that current point in time to be gathered is gathered with a upper time point
The temperature of bag detection is compared, and judges the sense that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether whether the difference between the temperature of thermometer bulb detection is poor more than or equal to the default minimum temperature for exiting defrost pattern, used as
Control air-conditioner exits the foundation of defrost pattern and is illustrated.
If the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Between difference it is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control air-conditioner exits defrost pattern；
Otherwise, control air-conditioner and proceed defrost under the defrost pattern.
In said process, after air-conditioner exits defrost pattern, air-conditioner is continued to run with, and repeats the defrost fortune of the above
Row control model.
The present embodiment in air conditioner heat-production running, with preset interval time air-conditioner is gathered by such scheme
The temperature of temperature-sensitive bag detection on outdoor heat exchanger；Judge the temperature and a upper time point of the temperature-sensitive bag detection that current point in time is gathered
Whether the difference between the temperature of the temperature-sensitive bag detection of collection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
If the difference between the temperature of the temperature-sensitive bag detection of the temperature of the temperature-sensitive bag detection of current point in time collection and the collection of a upper time point
Value is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control air-conditioner and enter defrost pattern, thus, is based on
The defrost pattern of the temperature difference, can solve the problems, such as produced by existing defrost pattern, improve the defrost effect of air-conditioner, improve and use
Family comfort level.Further, it is also possible to pass through temperature comparisons, the temperature difference is obtained, judge that air-conditioner exits defrost pattern.Thus, according to steaming
The change for sending out temperature judges air-conditioner into defrost and exits the time of defrost, more accurate to temperature judgement, prevent in advance or
Person delays the time for entering or exiting defrost, improves defrost situation, improves users'comfort.
Compared to existing technology, this embodiment scheme judges to exit the time of defrost according to the change of evaporating temperature, to temperature
Judge more accurately, to prevent in advance or delay the time for exiting defrost, improve defrost situation, improve users'comfort.
It should be noted that as a kind of embodiment, the minimum temperature difference of above-mentioned entrance defrost pattern with exit defrost
Magnitude relationship between the minimum temperature difference of pattern, can move back less than or equal to described into the minimum temperature difference of defrost pattern
The minimum temperature for going out defrost pattern is poor.
With reference to Fig. 3, Fig. 3 is the schematic flow sheet of the defrosting control method 3rd embodiment of air-conditioner of the present invention.
As shown in figure 3, third embodiment of the invention proposes a kind of defrosting control method of air-conditioner, based on above-mentioned Fig. 2 institutes
The embodiment shown, in above-mentioned steps S106, control air-conditioner is exited before defrost pattern and also included：
Whether step S108, judge the current defrost time in the air conditioner heat-production running more than or equal to setting
The most short defrost time；If the current defrost time in the air conditioner heat-production running is more than or equal to most shortization of setting
The white time, then into step S106, control air-conditioner exits defrost pattern, and otherwise, into step S107, control air-conditioner is in institute
State and proceed defrost under defrost pattern.
Compared to existing technology, this embodiment scheme is when defrost pattern is exited, it is also contemplated that the most short defrost time of setting and
The current defrost time.
Specifically, in the temperature temperature-sensitive bag that a time point is gathered with for judging that the temperature-sensitive bag that current point in time is gathered is detected
When difference between the temperature of detection is poor more than or equal to the default minimum temperature for exiting defrost pattern, the sky is also judged
The current defrost time in device heating process is adjusted whether more than or equal to the most short defrost time for setting；If the air-conditioner
The current defrost time in heating process more than or equal to the most short defrost time of setting, then controls air-conditioner and exits defrost
Pattern, it is possible thereby to further improve defrost effect, otherwise, control air-conditioner proceeds defrost under the defrost pattern,
Until meet requiring.
Compared to existing technology, the present embodiment can control to enter by above-mentioned defrosting control pattern at real-time temperature
Defrost and time of defrost is exited, effectively can accurately judge defrost time point, solve defrosting control mould in prior art
The deficiency of formula, improves defrost effect；And defrosting control pattern involved in the present invention also controls the current defrost time, effectively
Defrost effect is ensured.
The defrost logic control flow process of the present embodiment can with as shown in figure 4,
1st, the real-time monitoring temperature-sensitive bag temperature during operation of air conditioner, interval time point △ t, collecting temperature point t1, t2, t3
~~~tm；
2nd, when temperature spot meets t (m-1)-tm >=△ Tc, into defrost pattern, wherein △ Tc are into defrost pattern
Minimum temperature is poor；Continue to run with if condition is not met；
3rd, when air-conditioner enters defrost pattern, continue to detect temperature-sensitive bag temperature spot, interval time point △ t detection temperatures t "；
If the 4, meeting condition t "n-t”n-1>=△ Tp＆ △ T >=Th, then exit defrost pattern, and wherein △ Tp are exiting
The minimum temperature of white pattern is poor；If t "n-t”n-1>=△ Tp＆ △ T ＜ Th, then proceed defrost；
If above-mentioned condition can not be met, proceed defrost, until meet requiring；
Continue to run with after defrost is exited, the above-described defrost of repetition runs control model.
Wherein, △ Tc are poor into the minimum temperature of defrost pattern；△ Tp be exit defrost pattern minimum temperature it is poor；Th
For the most short defrost time of setting；△ T are the current defrost time.
This kind of defrosting control pattern, can control into defrost and exit the time of defrost at real-time temperature, can
Effectively accurately judge defrost time point, solve the deficiency of defrosting control pattern in prior art, prevent in advance or delay
Into or exit time of defrost, improve defrost situation, improve users'comfort；And defrosting control involved in the present invention
Pattern also controls the current defrost time, effective guarantee defrost effect.
With reference to Fig. 5, Fig. 5 is the schematic flow sheet of the defrosting control method fourth embodiment of air-conditioner of the present invention.
As shown in figure 5, fourth embodiment of the invention proposes a kind of defrosting control method of air-conditioner, based on above-mentioned Fig. 3 institutes
The embodiment shown, before above-mentioned steps S101, before air-conditioner runs, methods described also includes：
Step S100, the minimum temperature difference for setting the entrance defrost pattern and the minimum temperature for exiting defrost pattern
Difference.
Above-described embodiment is compared, the present embodiment also includes being set into the minimum temperature difference of defrost pattern and exits defrost
The scheme of the minimum temperature difference of pattern.Wherein, into defrost pattern minimum temperature difference and exit defrost pattern minimum temperature
Degree difference can select to set according to practical situation.
As shown in fig. 6, first embodiment of the invention proposes a kind of defrosting control device of air-conditioner, including：Acquisition module
201st, judge module 202 and control module 203, wherein：
Acquisition module 201, in air conditioner heat-production running, to change outside preset interval time collection air conditioner chamber
The temperature of temperature-sensitive bag detection on hot device；
Judge module 202, for judging that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
The detection of temperature-sensitive bag temperature between difference it is whether poor more than or equal to the minimum temperature of default entrance defrost pattern；
Control module 203, if temperature and the upper time point for the temperature-sensitive bag detection of current point in time collection is gathered
Difference between the temperature of temperature-sensitive bag detection is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control described
Air-conditioner enters defrost pattern.
The defrosting control device of embodiment of the present invention air-conditioner is applied to the heat exchange such as air-conditioner (such as window air conditioner) and sets
In standby, the defrosting control to air-conditioner outdoor unit is realized.
Generally under heating condition, the condensed water that outdoor heat exchanger of air conditioner is produced is in the case where outdoor temperature is relatively low if not
Flow away in time, meeting frosting on heat exchanger and chassis, if air-conditioner defrost is not clean, may result in outside icing,
Air-conditioner heat transfer effect is die-offed, and client is reduced using comfort.The present embodiment is entered with the defrosting control of air conditioner chamber's external heat exchanger
Row citing.
At present, the defrost pattern that air-conditioner is adopted is interval to set temperature control【T1, T2】, its concrete control logic is：When
When the temperature-sensitive bag temperature for collecting is less than temperature control temperature T1, into defrost pattern, compressor shutdown carries out defrost；When what is collected
When temperature-sensitive bag temperature is higher than temperature control temperature T2, defrost pattern is exited.This defrosting control logic is possible to thicker in frosting
When be also introduced into defrost pattern, so as to cause that frosting is thicker and defrost is not clean；Can be possible to be entered in also non-frosting and change
White pattern, can cause frequent defrost in this case, cause client's experience not good.
And the defrost pattern that embodiment of the present invention scheme is related to is to carry out defrosting control based on the temperature of real-time detection, prevent
The time for entering or exiting defrost is either delayed in advance, improves defrost situation, improve users'comfort.
Specifically, in air conditioner heat-production running, the temperature of real-time monitoring temperature-sensitive bag detection.
First, a collection period, i.e. the time interval △ t of the temperature of setting collection temperature-sensitive bag detection are preset, should
Prefixed time interval △ t can select to set according to practical situation.
In air conditioner heat-production running, with temperature-sensitive bag on preset interval time Real-time Collection air conditioner chamber external heat exchanger
The temperature of detection, thus, obtains the temperature of the temperature-sensitive bag detection of multiple different acquisition time points.
Different from traditional defrost pattern, this embodiment scheme is at a certain time interval constantly to temperature-sensitive bag temperature data
Be acquired, by constantly with the contrast of prior time point collecting temperature, judge that it enters the temperature difference of defrost, afterwards entranceization
White pattern.
Specifically, can set one enter defrost pattern minimum temperature it is poor, the minimum temperature difference can be according to reality
Situation selects setting.
When relatively, as a kind of embodiment, the temperature of the temperature-sensitive bag detection that current point in time can be gathered with it is upper
One time point collection temperature-sensitive bag detection temperature be compared, judge current point in time gather temperature-sensitive bag detection temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of upper time point collection is more than or equal to default entrance defrost pattern
Minimum temperature is poor, used as whether controlling foundation of the air-conditioner into defrost pattern.
As another embodiment, the temperature and before n-th of the temperature-sensitive bag detection that current point in time can be gathered
The temperature of the temperature-sensitive bag detection of individual time point collection is compared, judge the temperature-sensitive bag detection that current point in time is gathered temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of the time point collection before being somebody's turn to do is more than or equal to default entrance defrost mould
The minimum temperature of formula is poor, used as whether controlling foundation of the air-conditioner into defrost pattern.
The present embodiment is the temperature-sensitive that the temperature of the temperature-sensitive bag detection so that current point in time to be gathered is gathered with a upper time point
The temperature of bag detection is compared, and judges the sense that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether whether the difference between the temperature of thermometer bulb detection is poor more than or equal to the minimum temperature of default entrance defrost pattern, used as
Control air-conditioner is illustrated into the foundation of defrost pattern.
If the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Between difference more than or equal to default entrance defrost pattern minimum temperature it is poor, then control the air-conditioner enter defrost mould
Formula, continues to run with if condition is not met.
The present embodiment in air conditioner heat-production running, with preset interval time air-conditioner is gathered by such scheme
The temperature of temperature-sensitive bag detection on outdoor heat exchanger；Judge the temperature and a upper time point of the temperature-sensitive bag detection that current point in time is gathered
Whether the difference between the temperature of the temperature-sensitive bag detection of collection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
If the difference between the temperature of the temperature-sensitive bag detection of the temperature of the temperature-sensitive bag detection of current point in time collection and the collection of a upper time point
Value is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control air-conditioner and enter defrost pattern, thus, is based on
The defrost pattern of the temperature difference, can solve the problems, such as produced by existing defrost pattern, improve the defrost effect of air-conditioner, improve and use
Family comfort level.
Compared to existing technology, this embodiment scheme judges to enter the time of defrost according to the change of evaporating temperature, to temperature
Judge more accurately, to prevent in advance or delay the time into defrost, improve defrost situation, improve users'comfort.
Further, the acquisition module 201, is additionally operable to after the air-conditioner enters defrost pattern, continue with default
Gather the temperature of temperature-sensitive bag detection on air conditioner chamber's external heat exchanger interval time；
The judge module 202, is additionally operable to judge the temperature of the temperature-sensitive bag detection that current point in time is gathered and a upper time
Whether the difference between the temperature of the temperature-sensitive bag detection of point collection is more than or equal to the default minimum temperature for exiting defrost pattern
Difference；
The control module 203, if being additionally operable to the temperature and a upper time point of the temperature-sensitive bag detection of current point in time collection
Difference between the temperature of the temperature-sensitive bag detection of collection is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control
Air-conditioner processed exits defrost pattern；Otherwise, control air-conditioner and proceed defrost under the defrost pattern.
Above-mentioned first embodiment is compared, the present embodiment also includes exiting the scheme of defrost pattern.
Different from traditional defrost pattern, this embodiment scheme is to continue with certain after air-conditioner enters defrost pattern
Time interval is constantly acquired to temperature-sensitive bag temperature data, by constantly with the contrast of prior time point collecting temperature, judge
It exits the temperature difference of defrost, backed off after random defrost pattern.
Specifically, can equally set that a minimum temperature for exiting defrost pattern is poor, the minimum temperature difference can basis
Practical situation selects setting.
When relatively, as a kind of embodiment, the temperature of the temperature-sensitive bag detection that current point in time can be gathered with it is upper
One time point collection temperature-sensitive bag detection temperature be compared, judge current point in time gather temperature-sensitive bag detection temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of upper time point collection is more than or equal to the default defrost pattern that exits
Minimum temperature is poor, used as whether controlling the foundation that air-conditioner exits defrost pattern.
As another embodiment, the temperature and before n-th of the temperature-sensitive bag detection that current point in time can be gathered
The temperature of the temperature-sensitive bag detection of individual time point collection is compared, judge the temperature-sensitive bag detection that current point in time is gathered temperature and
Whether the difference between the temperature of the temperature-sensitive bag detection of the time point collection before being somebody's turn to do is more than or equal to default entrance defrost mould
The minimum temperature of formula is poor, used as whether controlling foundation of the air-conditioner into defrost pattern.Thus, it is possible to avoid temperature fluctuation from disturbing
The system erroneous judgement for causing is broken, and improves the accuracy of temperature detection.
The present embodiment is the temperature-sensitive that the temperature of the temperature-sensitive bag detection so that current point in time to be gathered is gathered with a upper time point
The temperature of bag detection is compared, and judges the sense that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether whether the difference between the temperature of thermometer bulb detection is poor more than or equal to the default minimum temperature for exiting defrost pattern, used as
Control air-conditioner exits the foundation of defrost pattern and is illustrated.
If the temperature of the temperature-sensitive bag detection that the temperature of the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Between difference it is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control air-conditioner exits defrost pattern；
Otherwise, control air-conditioner and proceed defrost under the defrost pattern.
In said process, after air-conditioner exits defrost pattern, air-conditioner is continued to run with, and repeats the defrost fortune of the above
Row control model.
The present embodiment in air conditioner heat-production running, with preset interval time air-conditioner is gathered by such scheme
The temperature of temperature-sensitive bag detection on outdoor heat exchanger；Judge the temperature and a upper time point of the temperature-sensitive bag detection that current point in time is gathered
Whether the difference between the temperature of the temperature-sensitive bag detection of collection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
If the difference between the temperature of the temperature-sensitive bag detection of the temperature of the temperature-sensitive bag detection of current point in time collection and the collection of a upper time point
Value is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control air-conditioner and enter defrost pattern, thus, is based on
The defrost pattern of the temperature difference, can solve the problems, such as produced by existing defrost pattern, improve the defrost effect of air-conditioner, improve and use
Family comfort level.Further, it is also possible to pass through temperature comparisons, the temperature difference is obtained, judge that air-conditioner exits defrost pattern.Thus, according to steaming
The change for sending out temperature judges air-conditioner into defrost and exits the time of defrost, more accurate to temperature judgement, prevent in advance or
Person delays the time for entering or exiting defrost, improves defrost situation, improves users'comfort.
Compared to existing technology, this embodiment scheme judges to exit the time of defrost according to the change of evaporating temperature, to temperature
Judge more accurately, to prevent in advance or delay the time for exiting defrost, improve defrost situation, improve users'comfort.
It should be noted that as a kind of embodiment, the minimum temperature difference of above-mentioned entrance defrost pattern with exit defrost
Magnitude relationship between the minimum temperature difference of pattern, can move back less than or equal to described into the minimum temperature difference of defrost pattern
The minimum temperature for going out defrost pattern is poor.
Further, the judge module 202, be additionally operable to the control module control air-conditioner exit defrost pattern it
Before, judge the current defrost time in the air conditioner heat-production running whether more than or equal to during the most short defrost for setting
Between；
The control module 203, if the current defrost time being additionally operable in the air conditioner heat-production running be more than or
Equal to the most short defrost time of setting, then control air-conditioner and exit defrost pattern, otherwise, control air-conditioner is in the defrost pattern
Under proceed defrost.
Compared to existing technology, this embodiment scheme is when defrost pattern is exited, it is also contemplated that the most short defrost time of setting and
The current defrost time.
Specifically, in the temperature temperature-sensitive bag that a time point is gathered with for judging that the temperature-sensitive bag that current point in time is gathered is detected
When difference between the temperature of detection is poor more than or equal to the default minimum temperature for exiting defrost pattern, the sky is also judged
The current defrost time in device heating process is adjusted whether more than or equal to the most short defrost time for setting；If the air-conditioner
The current defrost time in heating process more than or equal to the most short defrost time of setting, then controls air-conditioner and exits defrost
Pattern, otherwise, control air-conditioner proceeds defrost under the defrost pattern, until meet requiring.
Compared to existing technology, the present embodiment can control to enter by above-mentioned defrosting control pattern at real-time temperature
Defrost and time of defrost is exited, effectively can accurately judge defrost time point, solve defrosting control mould in prior art
The deficiency of formula, improves defrost effect；And defrosting control pattern involved in the present invention also controls the current defrost time, effectively
Defrost effect is ensured.
The defrost logic control flow process of the present embodiment can with as shown in figure 4,
1st, the real-time monitoring temperature-sensitive bag temperature during operation of air conditioner, interval time point △ t, collecting temperature point t1, t2, t3
~~~tm；
2nd, when temperature spot meets t (m-1)-tm >=△ Tc, into defrost pattern, wherein △ Tc are into defrost pattern
Minimum temperature is poor；Continue to run with if condition is not met；
3rd, when air-conditioner enters defrost pattern, continue to detect temperature-sensitive bag temperature spot, interval time point △ t detection temperatures t "；
If the 4, meeting condition t "n-t”n-1>=△ Tp＆ △ T >=Th, then exit defrost pattern, and wherein △ Tp are exiting
The minimum temperature of white pattern is poor；If t "n-t”n-1>=△ Tp＆ △ T ＜ Th, then proceed defrost；
If above-mentioned condition can not be met, proceed defrost, until meet requiring；
Continue to run with after defrost is exited, the above-described defrost of repetition runs control model.
Wherein, △ Tc are poor into the minimum temperature of defrost pattern；△ Tp be exit defrost pattern minimum temperature it is poor；Th
For the most short defrost time of setting；△ T are the current defrost time.
This kind of defrosting control pattern, can control into defrost and exit the time of defrost at real-time temperature, can
Effectively accurately judge defrost time point, solve the deficiency of defrosting control pattern in prior art, prevent in advance or delay
Into or exit time of defrost, improve defrost situation, improve users'comfort；And defrosting control involved in the present invention
Pattern also controls the current defrost time, effective guarantee defrost effect.
As shown in fig. 7, second embodiment of the invention proposes a kind of defrosting control device of air-conditioner, based on above-mentioned Fig. 6 institutes
The embodiment shown, described device also includes：
Setting module 200, for setting the minimum temperature difference of the entrance defrost pattern and exiting defrost pattern most
Small temperature differentials.
Above-described embodiment is compared, the present embodiment also includes being set into the minimum temperature difference of defrost pattern and exits defrost
The scheme of the minimum temperature difference of pattern.Wherein, into defrost pattern minimum temperature difference and exit defrost pattern minimum temperature
Degree difference can select to set according to practical situation.
Additionally, the embodiment of the present invention also proposes a kind of air-conditioner, including the defrosting control device of air-conditioner as above,
It realizes the defrosting control principle of air-conditioner, refer to the various embodiments described above, will not be described here.
The preferred embodiments of the present invention are these are only, the scope of the claims of the present invention is not thereby limited, it is every using this
Equivalent structure or equivalent flow conversion that bright description and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of defrosting control method of air-conditioner, it is characterised in that include：
In air conditioner heat-production running, with the temperature that preset interval time gathers temperature-sensitive bag detection on air conditioner chamber's external heat exchanger
Degree；
Judge temperature that the temperature-sensitive bag that temperature and a upper time point of the temperature-sensitive bag detection that current point in time is gathered gathers detects it
Between difference it is whether poor more than or equal to the minimum temperature of default entrance defrost pattern；
If between the temperature of the temperature-sensitive bag detection of the temperature of the temperature-sensitive bag detection of current point in time collection and the collection of a upper time point
Difference more than or equal to default entrance defrost pattern minimum temperature it is poor, then control the air-conditioner and enter defrost pattern.
2. the defrosting control method of air-conditioner according to claim 1, it is characterised in that methods described also includes：
After the air-conditioner enters defrost pattern, continue with temperature-sensitive bag on preset interval time collection air conditioner chamber external heat exchanger
The temperature of detection；
Judge temperature that the temperature-sensitive bag that temperature and a upper time point of the temperature-sensitive bag detection that current point in time is gathered gathers detects it
Between difference it is whether poor more than or equal to the default minimum temperature for exiting defrost pattern；
If between the temperature of the temperature-sensitive bag detection of the temperature of the temperature-sensitive bag detection of current point in time collection and the collection of a upper time point
Difference it is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control air-conditioner exits defrost pattern；Otherwise,
Control air-conditioner proceeds defrost under the defrost pattern.
3. the defrosting control method of air-conditioner according to claim 2, it is characterised in that the exiting of control air-conditioner
Also include before white pattern：
Judge the current defrost time in the air conditioner heat-production running whether more than or equal to during the most short defrost for setting
Between；
If the current defrost time in the air conditioner heat-production running, more than or equal to the most short defrost time of setting, is controlled
Air-conditioner processed exits defrost pattern, and otherwise, control air-conditioner proceeds defrost under the defrost pattern.
4. the defrosting control method of the air-conditioner according to Claims 2 or 3, it is characterised in that before air-conditioner runs,
Methods described also includes：
The minimum temperature difference for setting the entrance defrost pattern and the minimum temperature for exiting defrost pattern are poor.
5. the defrosting control method of air-conditioner according to claim 2, it is characterised in that the entrance defrost pattern is most
Small temperature differentials are poor less than or equal to the minimum temperature for exiting defrost pattern.
6. a kind of defrosting control device of air-conditioner, it is characterised in that include：
Acquisition module, in air conditioner heat-production running, with preset interval time collection air conditioner chamber external heat exchanger
The temperature of temperature-sensitive bag detection；
Judge module, for judging the temperature-sensitive bag that the temperature of the temperature-sensitive bag detection that current point in time is gathered is gathered with a upper time point
Whether the difference between the temperature of detection is poor more than or equal to the minimum temperature of default entrance defrost pattern；
Control module, if the temperature for the temperature-sensitive bag detection of current point in time collection is examined with the temperature-sensitive bag that a upper time point is gathered
Difference between the temperature of survey is poor more than or equal to the minimum temperature of default entrance defrost pattern, then control the air-conditioner and enter
Enter defrost pattern.
7. the defrosting control device of air-conditioner according to claim 6, it is characterised in that
The acquisition module, is additionally operable to after the air-conditioner enters defrost pattern, continue to gather air-conditioning with preset interval time
The temperature of temperature-sensitive bag detection on device outdoor heat exchanger；
The judge module, what the temperature and a upper time point for being additionally operable to judge the temperature-sensitive bag detection that current point in time is gathered was gathered
Whether the difference between the temperature of temperature-sensitive bag detection is poor more than or equal to the default minimum temperature for exiting defrost pattern；
The control module, if the sense that the temperature for being additionally operable to the temperature-sensitive bag detection of current point in time collection is gathered with a upper time point
Difference between the temperature of thermometer bulb detection is poor more than or equal to the default minimum temperature for exiting defrost pattern, then control air-conditioner
Exit defrost pattern；Otherwise, control air-conditioner and proceed defrost under the defrost pattern.
8. the defrosting control device of air-conditioner according to claim 7, it is characterised in that
The judge module, was additionally operable to before control module control air-conditioner exits defrost pattern, judged the air-conditioning
Whether the current defrost time in device heating process is more than or equal to the most short defrost time for setting；
The control module, if the current defrost time being additionally operable in the air conditioner heat-production running is more than or equal to setting
The most short defrost time, then control air-conditioner exit defrost pattern, otherwise, control air-conditioner continue under the defrost pattern into
Row defrost.
9. the defrosting control device of air-conditioner according to claim 7, it is characterised in that described device also includes：
Setting module, for setting the minimum temperature difference of the entrance defrost pattern and exiting the minimum temperature of defrost pattern
Difference.
10. a kind of air-conditioner, it is characterised in that fill including the defrosting control of the air-conditioner any one of claim 6-9
Put.
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|---|---|---|---|
| CN201611271093.7A CN106679097A (en) | 2016-12-30 | 2016-12-30 | Defrosting control method and defrosting control device for air conditioner, and air conditioner |
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|---|---|---|---|
| CN201611271093.7A CN106679097A (en) | 2016-12-30 | 2016-12-30 | Defrosting control method and defrosting control device for air conditioner, and air conditioner |
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