CN106594962B - Air conditioner defrosting control method, controller and air conditioner - Google Patents
Air conditioner defrosting control method, controller and air conditioner Download PDFInfo
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- CN106594962B CN106594962B CN201610954530.9A CN201610954530A CN106594962B CN 106594962 B CN106594962 B CN 106594962B CN 201610954530 A CN201610954530 A CN 201610954530A CN 106594962 B CN106594962 B CN 106594962B
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- outdoor temperature
- temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- 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
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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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)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of air conditioner defrosting control method, controller and air conditioners, which comprises judges whether air conditioner opens heating mode；After confirmation air conditioner opens heating mode, current outdoor temperature T is obtained；The output power and operating time for the heating tube being arranged on chassis of outdoor unit of air conditioner are adjusted, dynamically according to the current outdoor temperature T of acquisition to prevent chassis of outdoor unit of air conditioner from freezing.Controller defrosting control method provided by the invention can change the working method that dynamic adjusts electric heating tube according to outdoor temperature, realize that chassis does not freeze while saving energy.
Description
Technical field
The present embodiments relate to air-conditioning technical fields, and in particular to a kind of air conditioner defrosting control method, controller and
Air conditioner.
Background technique
When being heated using heat pump air conditioner, when outdoor environment temperature is lower, relative humidity is larger, the condenser of outdoor unit
It is very easy to frosting, causes tight indoor heating effect very poor, it is therefore desirable to the defrost of intermittent, to reach improvement low temperature and high relative humidity
Indoor heating effect under degree.
When to condenser defrost, on the one hand, based on the considerations of device security, the drainage hole of air conditioner outdoor unit chassis is not
What can be opened is excessive, excessive；On the other hand, under the conditions ofs some harsh weather such as heavy snow etc., the liquid water that generates after defrost is again very
Fast solidification freezes, the drainage hole on blocking chassis slowly, unclean so as to cause the final caused defrost such as chassis icing.
Summary of the invention
For the problems of the prior art, the present invention provides a kind of air conditioner defrosting control method, controller and air conditioner,
The present invention can change the working method that dynamic adjusts electric heating tube according to outdoor temperature, realize that chassis is not tied while saving energy
Ice.
In order to solve the above technical problems, the present invention the following technical schemes are provided:
In a first aspect, the present invention provides a kind of air conditioner defrosting control methods, comprising:
Judge whether air conditioner opens heating mode；
After confirmation air conditioner opens heating mode, current outdoor temperature T is obtained；
The output for the heating tube being arranged on chassis of outdoor unit of air conditioner is dynamically adjusted according to the current outdoor temperature T of acquisition
Power and operating time, to prevent chassis of outdoor unit of air conditioner from freezing.
Further, described to be arranged on chassis of outdoor unit of air conditioner according to the current outdoor temperature T dynamic adjustment of acquisition
Heating tube output power and operating time, specifically include:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and each duty cycle is the M1 time, and the start and stop of N1 time are carried out between the operated adjacent period；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and each duty cycle is the M2 time, and the start and stop of N2 time are carried out between the operated adjacent period；
If current outdoor temperature T is in third temperature range T < C, the heating tube is controlled according to third output power
W3 works, and each duty cycle is the M3 time, and the start and stop of N3 time are carried out between the operated adjacent period；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
Further, described to be arranged on chassis of outdoor unit of air conditioner according to the current outdoor temperature T dynamic adjustment of acquisition
Heating tube output power and operating time, specifically include:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state, and
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the H time of interval, into
The control of the corresponding output power of row and operating time；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and controls the heating tube after continuing working the M1 time and be in close state, and after being spaced the N1 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and controls the heating tube after continuing working the M2 time and be in close state, and after being spaced the N2 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section T < C, the heating tube is controlled according to third output power
W3 works, and controls the heating tube after continuing working the M3 time and be in close state, and the weight after being spaced the N3 time
It is new to obtain current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition, it is exported accordingly
The control of power and operating time；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
Further, the method also includes:
When air conditioner is in shutdown, standby or refrigeration mode, controls the heating tube and be in close state.
Further, the value range of the A is 1 DEG C~3 DEG C, and the value range of the B is -7 DEG C~-5 DEG C, the C
Value range be -25 DEG C~-20 DEG C.
Further, the value range of the M1 is 10~20min, and the value range of the M2 is 20~25min, described
The value range of M3 is 25~30min.
Further, the value range of the N1 is 100~120min, and the value range of the N2 is 70~100min,
The value range of the N3 is 50~70min.
Further, the value range of the W1 is 80~150W, and the value range of the W2 is 150~250W, described
The value range of W3 is 250~400W.
Second aspect, the present invention also provides a kind of defrosting control devices, comprising:
Judgment module, for judging whether air conditioner opens heating mode；
Module is obtained, for obtaining current outdoor temperature after judgment module confirmation air conditioner opens heating mode
T；
Control module, for being arranged according to the current outdoor temperature T dynamic adjustment of acquisition in chassis of outdoor unit of air conditioner
Heating tube output power and operating time, to prevent chassis of outdoor unit of air conditioner from freezing.
Further, the control module, is specifically used for:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and each duty cycle is the M1 time, and the start and stop of N1 time are carried out between the operated adjacent period；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and each duty cycle is the M2 time, and the start and stop of N2 time are carried out between the operated adjacent period；
If current outdoor temperature T is in third temperature range T < C, the heating tube is controlled according to third output power
W3 works, and each duty cycle is the M3 time, and the start and stop of N3 time are carried out between the operated adjacent period；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
Further, the control module, is specifically used for:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state, and
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the H time of interval, into
The control of the corresponding output power of row and operating time；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and controls the heating tube after continuing working the M1 time and be in close state, and after being spaced the N1 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and controls the heating tube after continuing working the M2 time and be in close state, and after being spaced the N2 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section T < C, the heating tube is controlled according to third output power
W3 works, and controls the heating tube after continuing working the M3 time and be in close state, and the weight after being spaced the N3 time
It is new to obtain current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition, it is exported accordingly
The control of power and operating time；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
Further, the control module, is also used to:
When air conditioner is in shutdown, standby or refrigeration mode, controls the heating tube and be in close state.
The third aspect, the present invention also provides a kind of air-conditionings, including defrosting control device as described above.
As shown from the above technical solution, air conditioner defrosting control method of the present invention opens heating mould in air conditioner
After formula, current outdoor temperature is obtained, and be arranged in chassis of outdoor unit of air conditioner according to the dynamic adjustment of the current outdoor temperature of acquisition
On heating tube output power and operating time, to prevent chassis of outdoor unit of air conditioner from freezing.As it can be seen that provided by the invention
Air conditioner defrosting control method can change the working method that dynamic adjusts electric heating tube according to outdoor temperature, energy-efficient same
The chassis Shi Shixian does not freeze.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is the flow chart for the air conditioner defrosting control method that first embodiment of the invention provides；
Fig. 2 is the flow chart for the air conditioner defrosting control method that second embodiment of the invention provides；
Fig. 3 is the flow chart for the air conditioner defrosting control method that third embodiment of the invention provides；
Fig. 4 is the structural schematic diagram for the defrosting control device that four embodiment of the invention provides.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
For the problems of the prior art, the present invention provides a kind of air conditioner defrosting control method, controller and air conditioner,
The present invention changes the working method that dynamic adjusts electric heating tube according to outdoor temperature, realizes that chassis does not freeze while saving energy.
Explanation will be explained in detail to the present invention by the first to the 5th embodiment below.
Fig. 1 shows the flow chart of the air conditioner defrosting control method of first embodiment of the invention offer, referring to Fig. 1,
The air conditioner defrosting control method that first embodiment of the invention provides includes the following steps:
Step 101: judging whether air conditioner opens heating mode.
Step 102: after confirmation air conditioner opens heating mode, obtaining current outdoor temperature T.
In this step, after detecting that air conditioner opens heating mode, the temperature sensing package or temperature of default setting can be passed through
It spends sensor and detects current outdoor temperature T, such as T=-9 DEG C.
Step 103: the heating being arranged on chassis of outdoor unit of air conditioner is dynamically adjusted according to the current outdoor temperature T of acquisition
The output power and operating time of pipe, to prevent chassis of outdoor unit of air conditioner from freezing.
When in this step, according to the output power of the current outdoor temperature T dynamic adjustment heating tube of acquisition and work
It is long, while meeting energy conservation, to realize that chassis does not freeze.For example, control heating tube is run as T higher with smaller power,
And runing time is shorter, when T is lower, control heating tube is run with relatively high power, and runing time is longer, energy-efficient same
The chassis Shi Shixian does not freeze.
As seen from the above description, air conditioner defrosting control method provided in an embodiment of the present invention is opened in air conditioner and is heated
After mode, current outdoor temperature is obtained, and be arranged at air-conditioner outdoor unit bottom according to the dynamic adjustment of the current outdoor temperature of acquisition
The output power and operating time of heating tube on disk, to prevent chassis of outdoor unit of air conditioner from freezing.As it can be seen that the present invention provides
Air conditioner defrosting control method, can according to outdoor temperature change dynamic adjust electric heating tube working method, energy-efficient
Realize that chassis does not freeze simultaneously.
In second embodiment of the invention, the one kind for giving the step 103 that above-mentioned one embodiment provides is specific
Implementation.
Referring to fig. 2, in the present embodiment, the control that above-mentioned steps 103 implement is as follows:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and each duty cycle is the M1 time, and the start and stop of N1 time are carried out between the operated adjacent period；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and each duty cycle is the M2 time, and the start and stop of N2 time are carried out between the operated adjacent period；
If current outdoor temperature T is in third temperature range T < C, the heating tube is controlled according to third output power
W3 works, and each duty cycle is the M3 time, and the start and stop of N3 time are carried out between the operated adjacent period；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
In the present embodiment, in order to better ensure that energy conservation and defrosting effect, it is preferable that the value model of above-mentioned parameters
It encloses and is respectively as follows:
1 DEG C~3 DEG C of the value range of the A, -7 DEG C~-5 DEG C of the value range of the B, the value range -25 of the C
DEG C~-20 DEG C.The value range of the M1 is 10~20min, and the value range of the M2 is 20~25min, and the M3's takes
Value range is 25~30min.The value range of the N1 is 100~120min, and the value range of the N2 is 70~100min,
The value range of the N3 is 50~70min.The value range of the W1 is 80~150W, and the value range of the W2 is 150
The value range of~250W, the W3 are 250~400W.
For example, the B value is -7 DEG C, and the C value is -25 DEG C, and the M1 value is if the A value is 2 DEG C
The value of 15min, the M2 are 25min, and the M3 value is 30min, and the N1 value is 120min, the N2 value
80min, the N3 value are 50min, and the W1 value is 80W, and the W2 value is 160W, and the W3 value is 300W, that
I other words, at current outdoor temperature T >=2 DEG C, the heating on chassis of outdoor unit of air conditioner is controlled according to above-mentioned control strategy
Pipe is in close state；At 2 DEG C of -7 DEG C≤T <, the heating tube is controlled according to the first output power W1=80W and carries out work
Make, and carry out periodical start and stop at interval of the N1=120min time, each operating time is the M1=15min time；- 25 DEG C≤
It at < -7 DEG C of T, controls the heating tube and works according to the second output power W2=160W, and when at interval of N2=80min
Between carry out periodical start and stop, each operating time is the M2=25min time；At < -25 DEG C of T, control the heating tube according to
Third output power W3=300W works, and carries out periodical start and stop, each operating time at interval of the N3=50min time
For the M3=30min time.
As it can be seen that air conditioner defrosting control method provided in an embodiment of the present invention, after air conditioner opens heating mode, according to
Current outdoor temperature dynamic adjusts the output power, operating time and resting period of the heating tube, with energy-efficient same in realization
When prevent chassis of outdoor unit of air conditioner from freezing.The embodiment of the present invention compared with the existing technology in constant output, constant operation
Duration and the control program of resting period have more apparent power savings advantages, and can be realized chassis and do not freeze.
In third embodiment of the invention, another tool for the step 103 that above-mentioned one embodiment provides is given
Body implementation.
The present embodiment and above-mentioned second embodiment are slightly different, the control of the present embodiment and the record of above-mentioned second embodiment
Scheme processed except that: the present embodiment judges current outdoor temperature in each duty cycle, is then obtained according to newest
Temperature range locating for the current outdoor temperature taken carries out the control of corresponding output power and operating time.As it can be seen that this reality
Applying the control program that example is recorded relative to above-mentioned second embodiment has control more accurate, can more improve air conditioner heat-production effect
Fruit or further energy-efficient advantage.
Referring to Fig. 3, in the present embodiment, the control that above-mentioned steps 103 implement is as follows:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state, and
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the H time of interval, into
The control of the corresponding output power of row and operating time；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and controls the heating tube after continuing working the M1 time and be in close state, and after being spaced the N1 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and controls the heating tube after continuing working the M2 time and be in close state, and after being spaced the N2 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section T < C, the heating tube is controlled according to third output power
W3 works, and controls the heating tube after continuing working the M3 time and be in close state, and the weight after being spaced the N3 time
It is new to obtain current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition, it is exported accordingly
The control of power and operating time；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
In the present embodiment, H value is 60~100min, the value range and above-described embodiment phase of remaining parameters
Together, details are not described herein again.
For example, the B value is -7 DEG C, and the C value is -25 DEG C, and the H value is if the A value is 2 DEG C
60min, the M1 value are 10min, and the M2 value is 24min, and the M3 value is 38min, and the N1 value is
The value of the value 90min, the N3 of 105min, the N2 are 60min, and the W1 value is 100W, and the value of the W2 is
The value of 200W, the W3 be 350W, then according to the control strategy of the present embodiment i other words, in current outdoor temperature T >=2 DEG C
When, the heating tube controlled on chassis of outdoor unit of air conditioner is in close state, and is reacquired after being spaced the H=60min time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition, carry out corresponding output power with
And the control of operating time.Assuming that T=3 DEG C reacquired, then should continue to control adding on chassis of outdoor unit of air conditioner
Heat pipe is in close state；Assuming that reacquire T=0 DEG C, then should according to locating for current outdoor temperature T first temperature
Degree -7 DEG C of section≤corresponding control strategy of 2 DEG C of T < is accordingly controlled, i.e., are as follows: controls the heating tube according to the first output
Power W1=100W works, and controls the heating tube after continuing working the M1=10min time and be in close state, and
Current outdoor temperature is reacquired after being spaced the N1=105min time, and according to locating for the current outdoor temperature of reacquisition
Temperature range carries out the control of corresponding output power and operating time.Assuming that T=-5 DEG C reacquired, because meeting
First -7 DEG C of temperature range≤2 DEG C of T <, then should continue to control the heating tube according to the first output power W1=100W into
Row work, and control the heating tube after continuing working the M1=10min time and be in close state, and in interval N1=
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the 105min time,
Carry out the control of corresponding output power and operating time.Assuming that T=-9 DEG C reacquired, then because meeting second temperature
- 25 DEG C of section≤< -7 DEG C of T, then should according to -25 DEG C of second temperature section locating for current outdoor temperature T≤T < -7
DEG C corresponding control strategy is accordingly controlled, i.e., are as follows: control the heating tube and carry out according to the second output power W2=200W
Work, and control the heating tube after continuing working the M2=24min time and be in close state, and in interval N2=90min
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after time, carry out phase
The control of the output power and operating time answered.Since subsequent control process can be analogized to obtain, details are not described herein again.
As it can be seen that the present embodiment judges current outdoor temperature in each duty cycle, then according to newest acquisition
Temperature range locating for current outdoor temperature carries out the control of corresponding output power and operating time.As it can be seen that the present embodiment
The control program recorded relative to above-mentioned second embodiment has control more accurate, can more improve air conditioner heat-production effect
(output power and operating time should be increased when temperature further decreases, to guarantee defrosting effect, and then improve heating energy
Power) or the further advantage of energy saving (output power and operating time should be reduced, when the temperature increases to realize energy conservation).
In order to further save electric energy, under air conditioner shutdown, standby or refrigeration work mode, electric heating tube can control
It remains off, to save electric energy.Therefore, in one embodiment of the invention, the method also includes:
When air conditioner is in shutdown, standby or refrigeration mode, controls the heating tube and be in close state.
The air conditioner defrosting control method it is found that each embodiment offer of the present invention is described from above-described embodiment, it can
According to the situation of change of outdoor environment temperature, output power, operating time and the start-up period of dynamic regulation heating tube, Ji Nengbao
Water on card bottom plate of outdoor unit is discharged in time, the sordid problem of defrost caused by avoiding because of draining hole plug, while also can
The amount of saving energy.
Based on identical inventive concept, four embodiment of the invention provides a kind of defrosting control device, referring to fig. 4, should
Defrosting control device includes: judgment module 41, obtains module 42 and control module 43, in which:
Judgment module 41, for judging whether air conditioner opens heating mode；
Module 42 is obtained, for obtaining current outdoor after the judgment module 41 confirmation air conditioner opens heating mode
Temperature T；
Control module 43, for being arranged according to the current outdoor temperature T dynamic adjustment of acquisition in chassis of outdoor unit of air conditioner
On heating tube output power and operating time, to prevent chassis of outdoor unit of air conditioner from freezing.
Defrosting control device described in the present embodiment can be used for executing air conditioner defrosting control side described in above-described embodiment
Method, principle is similar with technical effect, and and will not be described here in detail.
In a kind of specific embodiment of the invention, the control module 43 is specifically used for:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and each duty cycle is the M1 time, and the start and stop of N1 time are carried out between the operated adjacent period；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and each duty cycle is the M2 time, and the start and stop of N2 time are carried out between the operated adjacent period；
If current outdoor temperature T is in third temperature range T < C, the heating tube is controlled according to third output power
W3 works, and each duty cycle is the M3 time, and the start and stop of N3 time are carried out between the operated adjacent period；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
In another specific embodiment of the invention, the control module 43 is specifically used for:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state, and
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the H time of interval, into
The control of the corresponding output power of row and operating time；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output work
Rate W1 works, and controls the heating tube after continuing working the M1 time and be in close state, and after being spaced the N1 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output work
Rate W2 works, and controls the heating tube after continuing working the M2 time and be in close state, and after being spaced the N2 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired, is carried out corresponding defeated
The control of power and operating time out；
If current outdoor temperature T is in second temperature section T < C, the heating tube is controlled according to third output power
W3 works, and controls the heating tube after continuing working the M3 time and be in close state, and the weight after being spaced the N3 time
It is new to obtain current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition, it is exported accordingly
The control of power and operating time；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
In order to save electric energy, in above-mentioned various specific embodiments of the invention, the control module is also used to:
When air conditioner is in shutdown, standby or refrigeration mode, controls the heating tube and be in close state.
Based on same inventive concept, fifth embodiment of the invention provides a kind of air conditioner, which includes such as
Defrosting control device described in above example.The air conditioner can solve same due to including above-mentioned defrosting control device
The technical issues of, and obtain identical technical effect.
In the description of the present invention, it should be noted that relational terms such as first and second and the like herein are only
Only it is used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying these realities
There are any actual relationship or orders between body or operation.Moreover, the terms "include", "comprise" or its it is any its
He is intended to non-exclusive inclusion by variant, so that the process, method, article or equipment including a series of elements is not
Only include those elements, but also including other elements that are not explicitly listed, or further include for this process, method,
Article or the intrinsic element of equipment.In the absence of more restrictions, being wanted by what sentence "including a ..." limited
Element, it is not excluded that there is also other identical elements in the process, method, article or apparatus that includes the element.
The above examples are only used to illustrate the technical scheme of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these are modified or replace
It changes, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of air conditioner defrosting control method characterized by comprising
Judge whether air conditioner opens heating mode；
After confirmation air conditioner opens heating mode, current outdoor temperature T is obtained；
The output power for the heating tube being arranged on chassis of outdoor unit of air conditioner is dynamically adjusted according to the current outdoor temperature T of acquisition
And operating time, to prevent chassis of outdoor unit of air conditioner from freezing；Wherein, the current outdoor temperature T dynamic according to acquisition
The output power and operating time for adjusting the heating tube being arranged on chassis of outdoor unit of air conditioner, specifically include:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state, and be spaced
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the H time, carry out phase
The control of the output power and operating time answered；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output power W1
It works, and controls the heating tube after continuing working the M1 time and be in close state, and after being spaced the N1 time again
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are obtained, corresponding output work is carried out
The control of rate and operating time；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output power W2
It works, and controls the heating tube after continuing working the M2 time and be in close state, and after being spaced the N2 time again
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are obtained, corresponding output work is carried out
The control of rate and operating time；
If current outdoor temperature T is in second temperature section T < C, control the heating tube according to third output power W3 into
Row work, and control the heating tube after continuing working the M3 time and be in close state, and obtained again after being spaced the N3 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are taken, corresponding output power is carried out
And the control of operating time；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
2. the method according to claim 1, wherein the method also includes:
When air conditioner is in shutdown, standby or refrigeration mode, controls the heating tube and be in close state.
3. the method according to claim 1, wherein 1 DEG C~3 DEG C of the value range of the A, the value of the B
- 7 DEG C~-5 DEG C of range, -25 DEG C~-20 DEG C of the value range of the C.
4. the method according to claim 1, wherein the value range of the M1 be 10~20min, the M2's
Value range is 20~25min, and the value range of the M3 is 25~30min.
5. the method according to claim 1, wherein the value range of the N1 is 100~120min, the N2
Value range be 70~100min, the value range of the N3 is 50~70min.
6. the method according to claim 1, wherein the value range of the W1 be 80~150W, the W2's
Value range is 150~250W, and the value range of the W3 is 250~400W.
7. a kind of defrosting control device characterized by comprising
Judgment module, for judging whether air conditioner opens heating mode；
Module is obtained, for obtaining current outdoor temperature T after judgment module confirmation air conditioner opens heating mode；
Control module, for adding on chassis of outdoor unit of air conditioner to be arranged according to the current outdoor temperature T dynamic adjustment of acquisition
The output power and operating time of heat pipe, to prevent chassis of outdoor unit of air conditioner from freezing；Wherein, the control module, specifically
For:
If current outdoor temperature T is in zero-temperature coefficient section T >=A, controls the heating tube and be in close state, and be spaced
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are reacquired after the H time, carry out phase
The control of the output power and operating time answered；
If current outdoor temperature T is in first temperature range B≤T < A, the heating tube is controlled according to the first output power W1
It works, and controls the heating tube after continuing working the M1 time and be in close state, and after being spaced the N1 time again
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are obtained, corresponding output work is carried out
The control of rate and operating time；
If current outdoor temperature T is in second temperature section C≤T < B, the heating tube is controlled according to the second output power W2
It works, and controls the heating tube after continuing working the M2 time and be in close state, and after being spaced the N2 time again
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are obtained, corresponding output work is carried out
The control of rate and operating time；
If current outdoor temperature T is in second temperature section T < C, control the heating tube according to third output power W3 into
Row work, and control the heating tube after continuing working the M3 time and be in close state, and obtained again after being spaced the N3 time
Current outdoor temperature, and the temperature range according to locating for the current outdoor temperature of reacquisition are taken, corresponding output power is carried out
And the control of operating time；
Wherein, W3 > W2 > W1, M3 > M2 > M1, N1 > N2 > N3.
8. defrosting control device according to claim 7, which is characterized in that the control module is also used to:
When air conditioner is in shutdown, standby or refrigeration mode, controls the heating tube and be in close state.
9. a kind of air conditioner, which is characterized in that including defrosting control device as claimed in claim 7 or 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610954530.9A CN106594962B (en) | 2016-10-27 | 2016-10-27 | Air conditioner defrosting control method, controller and air conditioner |
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| CN201610954530.9A CN106594962B (en) | 2016-10-27 | 2016-10-27 | Air conditioner defrosting control method, controller and air conditioner |
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| CN106594962B true CN106594962B (en) | 2019-07-23 |
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| CN108050613A (en) * | 2017-11-17 | 2018-05-18 | 广西宏业能源科技有限公司 | A kind of protection hood for outdoor unit of air conditioner |
| MY193580A (en) * | 2018-06-12 | 2022-10-19 | Hitachi Johnson Controls Air Conditioning Inc | Air-conditioner |
| CN109631234B (en) * | 2018-11-15 | 2021-06-22 | 青岛海尔空调电子有限公司 | Heating and defrosting control method and system for outdoor unit of air conditioner |
| CN109682018B (en) * | 2018-12-27 | 2020-06-30 | 广东美的暖通设备有限公司 | Control method and control device of heating system and air conditioner |
| EP3885662A4 (en) | 2018-12-27 | 2022-01-26 | Hefei Midea Heating & Ventilating Equipment Co., Ltd. | Air conditioner, and control method and device for heating system thereof |
| CN109869869A (en) * | 2018-12-29 | 2019-06-11 | 珠海格力电器股份有限公司 | Heating control method for chassis of air conditioner external unit |
| CN110056981A (en) * | 2019-03-18 | 2019-07-26 | 青岛海尔空调器有限总公司 | A kind of heat-exchanging component, air-conditioner outdoor unit and its control method |
| CN110160212A (en) * | 2019-05-17 | 2019-08-23 | 宁波奥克斯电气股份有限公司 | A kind of electrically heated control method in outdoor machine of air-conditioner chassis, device and air conditioner |
| CN110274360B (en) * | 2019-06-20 | 2020-09-29 | 珠海格力电器股份有限公司 | Air conditioner control method and device, storage medium and air conditioner |
| CN110469983B (en) * | 2019-07-26 | 2022-01-21 | 青岛海尔空调器有限总公司 | Control method and device for defrosting of air conditioner and air conditioner |
| CN110608510B (en) * | 2019-08-21 | 2020-08-18 | 珠海格力电器股份有限公司 | Air conditioner, outdoor unit, defrosting device, defrosting control method and defrosting control system |
| CN111059699B (en) * | 2019-12-12 | 2020-11-24 | 珠海格力电器股份有限公司 | Electric heating belt control method and device, storage medium and air conditioner |
| CN112212466B (en) * | 2020-10-21 | 2022-03-08 | 广东积微科技有限公司 | Control method and control device for chassis heater of air conditioner outdoor unit and air conditioner |
| CN112097412A (en) * | 2020-10-21 | 2020-12-18 | 江苏苏净集团有限公司 | Carbon dioxide heat pump evaporator |
| CN114576795B (en) * | 2021-12-28 | 2023-09-01 | 宁波奥克斯电气股份有限公司 | Control method of chassis electric heater and air conditioner |
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