CN110486893A - A kind of Defrost method and air conditioner of air conditioner - Google Patents
A kind of Defrost method and air conditioner of air conditioner Download PDFInfo
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- CN110486893A CN110486893A CN201910817100.6A CN201910817100A CN110486893A CN 110486893 A CN110486893 A CN 110486893A CN 201910817100 A CN201910817100 A CN 201910817100A CN 110486893 A CN110486893 A CN 110486893A
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- Prior art keywords
- air conditioner
- electric current
- outdoor motor
- voltage
- condenser
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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
- F24F11/30—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
- F24F11/62—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)
- Signal Processing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The problem of the embodiment of the invention discloses a kind of Defrost method of air conditioner and air conditioners, are related to air-conditioning technical field, solve when by sensor to infer whether to be defrosted, judging result inaccuracy, heating effect is deteriorated.The specific scheme is that detecting the electric current of outdoor motor into after the preset time period of heating mode, when determining that electric current reaches preset value, the frost layer on condenser is removed in control.During the embodiment of the present invention is for air conditioner defrosting.
Description
Technical field
The present embodiments relate to air-conditioning technical field more particularly to the Defrost methods and air conditioner of a kind of air conditioner.
Background technique
Currently, air conditioner runs heating mode, it is to the principle of indoor heating: the low-temp low-pressure in the condenser of outside
Liquid coolant absorbs heat as gas from air, which becomes high temperature and pressure gas after compressor sucking is compressed
Body, the evaporator that high temperature and high pressure gas enters the room side become highly pressurised liquid after carrying out heat release, become finally by reducing pressure by regulating flow
Low temperature and low pressure liquid refrigerant flows into condenser, carries out next circulation.
In above-mentioned heating operations, the liquid coolant in condenser absorbed from air heat premise be refrigerant temperature
Lower than outside air temperature, the vapor in such air can just be condensed on condenser, so as to refrigerant heat absorption.But
If outside air temperature is lower than zero degrees celsius, frost layer can be become after Water vapor condensation, be attached on condenser.Frost layer is deposited
, so that the heat transfer effect of air and refrigerant variation, therefore when frost layer runs up to certain thickness, air conditioner is just removed
Frost.
In the prior art, air conditioner can acquire the temperature of condenser coil by condenser pan tube sensor, to judge
Whether need to defrost.Alternatively, air conditioner can also be according to the temperature of condenser coil, and the humidity of outdoor unit air outlet is combined to pass
The air-out humidity of sensor detection, to determine whether defrosting.But due to frosting in the case of different temperatures, different humidity
Speed is different, and condenser pan tube sensor, humidity sensor can by the installation site of outdoor unit, weather, weather etc. because
The influence of element, causes when by sensor to infer whether to be defrosted, it may appear that the case where accidentally defrosting or not defrosting, thus
So that heating effect is deteriorated.
Summary of the invention
The present invention provides the Defrost method and air conditioner of a kind of air conditioner, solve inferred whether by sensor into
The problem of when row defrosting, judging result is inaccurate, heating effect variation.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
In a first aspect, the present invention provides a kind of Defrost method of air conditioner, this method may include: into heating mode
After preset time period, the electric current of outdoor motor is detected；When determining that electric current reaches preset value, the frost layer on condenser is removed in control.
With reference to first aspect, in one possible implementation, when outdoor motor is external driving, sensing chamber's dispatch from foreign news agency
The electric current of machine, comprising: acquire the voltage at concatenated current sampling resistor both ends on the power supply line of outdoor motor；It converts voltage to
Corresponding digital signal.
Work as outdoor motor in alternatively possible implementation with above-mentioned possible implementation with reference to first aspect
When for built-in driving, the electric current of outdoor motor is detected, comprising: collection voltages follow the voltage of circuit output end；Wherein, voltage with
It is connect with the input terminal of circuit with current sampling resistor, current sampling resistor is connected on the power supply line of outdoor motor；By voltage
It is converted into corresponding digital signal.
Determine that electric current reaches in alternatively possible implementation with above-mentioned possible implementation with reference to first aspect
To preset value, comprising: determine that digital signal reaches corresponding setting value.
Determine that electric current reaches in alternatively possible implementation with above-mentioned possible implementation with reference to first aspect
When to preset value, the frost layer on condenser is removed in control, comprising: determines continuous n times, the electric current detected every time reaches preset value
When, the frost layer on condenser is removed in control, and N is the integer greater than 1.
Second aspect, the present invention provide a kind of air conditioner, which may include: detection unit, determination unit and control
Unit processed.Detection unit, for detecting the electric current of outdoor motor after the preset time period for entering heating mode.Determination unit,
For determining that electric current reaches preset value.Control unit, for when determining that electric current reaches preset value, control to be removed on condenser
Frost layer.
In conjunction with second aspect, in one possible implementation, when outdoor motor is external driving, detection unit,
It is specifically used for: acquires the voltage at concatenated current sampling resistor both ends on the power supply line of outdoor motor；It converts voltage to correspond to
Digital signal.
Work as outdoor motor in alternatively possible implementation in conjunction with second aspect and above-mentioned possible implementation
When for built-in driving, detection unit is specifically used for: collection voltages follow the voltage of circuit output end；Wherein, voltage follower circuit
Input terminal connect with current sampling resistor, current sampling resistor is connected on the power supply line of outdoor motor；It converts voltage to
Corresponding digital signal.
In conjunction with second aspect and above-mentioned possible implementation, in alternatively possible implementation, determination unit, tool
Body is used for: determining that digital signal reaches corresponding setting value.
In conjunction with second aspect and above-mentioned possible implementation, in alternatively possible implementation, control unit, tool
Body is used for: determining continuous n times, when the electric current detected every time reaches preset value, the frost layer on condenser is removed in control, and N is big
In 1 integer.
The air conditioner that concrete implementation mode can be provided with reference to the possible implementation of first aspect or first aspect
Defrost method in air conditioner behavioral function.
The third aspect provides a kind of air conditioner, the air conditioner include: at least one processor, memory, communication interface and
Communication bus.Processor is connect with memory, communication interface by communication bus, and memory refers to for storing computer execution
It enables, when air conditioner operation, processor executes the computer executed instructions of memory storage, so that air conditioner executes such as first party
The Defrost method of the air conditioner of any one of the possible implementation of face or first aspect.
Fourth aspect provides a kind of computer storage medium, is stored thereon with computer executed instructions, when computer executes
Instruction on air conditioner when running, so that air conditioner is executed as any in the possible implementation of first aspect or first aspect
The Defrost method of one air conditioner.
The Defrost method of air conditioner provided by the invention detects outdoor motor into after the preset time period of heating mode
Electric current, when determining that electric current reaches preset value, control remove condenser on frost layer.Due in the identical feelings of outdoor motor revolving speed
Under condition, the electric current of outdoor motor can become smaller with the increase of the frost thickness on condenser, in this way according to the electricity of outdoor motor
Stream to determine whether defrost, with it is in the prior art judged by sensor compared with, can not only in real time, it is intuitive, effectively
Determination frosting degree, and will not be influenced by factors such as weather, installation sites, so that judging result is more accurate, to improve
Heating effect.
Detailed description of the invention
Fig. 1 is a kind of composition schematic diagram of air conditioner provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of the Defrost method of air conditioner provided in an embodiment of the present invention；
Fig. 3 is a kind of schematic diagram of collection voltages provided in an embodiment of the present invention；
Fig. 4 is the composition schematic diagram of another air conditioner provided in an embodiment of the present invention；
Fig. 5 is the composition schematic diagram of another air conditioner provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is a kind of composition schematic diagram of air conditioner provided in an embodiment of the present invention, as shown in Figure 1, the air conditioner can be with
It include: at least one processor 11, memory 12, communication interface 13 and communication bus 14.
It is specifically introduced below with reference to each component parts of the Fig. 1 to air conditioner:
Wherein, processor 11 is the control centre of air conditioner, can be a processor, is also possible to multiple processing elements
General designation.For example, processor 11 is a central processing unit (Central Processing Unit, CPU), it is also possible to spy
Determine integrated circuit (Application Specific lntegrated Circuit, ASIC), or is arranged to implement this
One or more integrated circuits of inventive embodiments, such as: one or more digital signal processor (Digital Signal
Processor, DSP), or, one or more field programmable gate array (Field Programmable Gate Array,
FPGA)。
In concrete implementation, as one embodiment, processor 11 may include one or more CPU, and example is as shown in figure 1
Shown in CPU0 and CPU1.And as one embodiment, air conditioner may include multiple processors, such as shown in Fig. 1
Manage device 11 and processor 15.Each of these processors can be a single core processor (Single-CPU), can also be with
It is a multi-core processor (Multi-CPU).Here processor can refer to one or more equipment, circuit, and/or for locating
Manage the processing core of data (such as computer program instructions).
Memory 12 can be read-only memory (Read-Only Memory, ROM) or can store static information and instruction
Other kinds of static storage device, random access memory (Random Access Memory, RAM) or letter can be stored
The other kinds of dynamic memory of breath and instruction, is also possible to Electrically Erasable Programmable Read-Only Memory (Electrically
Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact Disc Read-
Only Memory, CD-ROM) or other optical disc storages, optical disc storage (including compression optical disc, laser disc, optical disc, digital universal
Optical disc, Blu-ray Disc etc.), magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or store to have referring to
Enable or data structure form desired program code and can by any other medium of computer access, but not limited to this.
Memory 12, which can be, to be individually present, and is connected by communication bus 14 with processor 11.Memory 12 can also and processor
11 integrate.
In concrete implementation, memory 12, for storing the data in the present invention and executing software program of the invention.
Processor 11 can be by running or execute the software program being stored in memory 12, and calls and be stored in memory 12
Data, execute the various functions of air conditioner.
Communication interface 13, using the device of any transceiver one kind, for other equipment or communication, such as nothing
Line access (Radio Access Network, RAN), WLAN (Wireless Local Area Networks,
WLAN) etc..Communication interface 13 may include that receiving unit realizes that receive capabilities and transmission unit realize sending function.
Communication bus 14 can be industry standard architecture (Industry Standard Architecture, ISA)
Bus, external equipment interconnection (Peripheral Component lnterconnect, PCI) bus or extension industrial standard body
Architecture (Extended Industry Standard Architecture, EISA) bus etc..The bus can be divided into address
Bus, data/address bus, control bus etc..Only to be indicated with a thick line in Fig. 1, it is not intended that only one convenient for indicating
Bus or a type of bus.
In order to solve when by sensor to infer whether to be defrosted, judging result inaccuracy, heating effect is deteriorated
The problem of, the embodiment of the invention provides a kind of Defrost methods of air conditioner, as shown in Fig. 2, this method may include:
201, into after the preset time period of heating mode, the electric current of outdoor motor is detected.
Wherein, air conditioner can first run preset time period, to reach stable state, then after entering heating mode
Periodically the electric current of detection outdoor motor, the electric current are able to reflect the thickness of condenser frosting again.Due to the electricity of outdoor motor
Stream is not easy to directly obtain, therefore the electric current of outdoor motor can be converted into corresponding voltage by current sampling resistor, and
The voltage is acquired, specific:
When outdoor motor is external driving, air conditioner can directly acquire the voltage at current sampling resistor both ends, wherein
Current sampling resistor is connected on the power supply line of outdoor motor.
When outdoor motor is built-in driving, can connect a current sampling resistor on the power supply line of outdoor motor,
The connection of the input terminal of current sampling resistor and voltage follower circuit, voltage follower circuit being capable of isolation input signal and output letters
Number so that output voltage signal stablize, such air conditioner can collection voltages follow circuit output end voltage, the electricity
Pressure is the voltage after the electric current conversion of outdoor motor.
Illustratively, the schematic diagram of collection voltages when Fig. 3 is driving built in outdoor motor is, as shown in figure 3, current sample
Resistance is R1, and two input terminals of voltage follower circuit are connect with the both ends of current sampling resistor R1, and V0 is voltage follower circuit
Output end.In Fig. 3, the current range of outdoor motor is that 0 peace (A) arrives 5A, and the electric current is after voltage follower circuit is converted
Voltage range is 0 volt (V) and arrives 5V.It should be noted that the voltage follower circuit in Fig. 3 is only a kind of implementation, the voltage
Following circuit may be other implementations, it is not limited here.
For air conditioner after collecting voltage, which is analog signal, can convert this voltage to corresponding processing
The digital signal that device can identify can calculate the electric current of outdoor motor according to the digital signal at this time.For example, voltage and number
The relationship of word signal, digital signal and electric current can be with are as follows: divides 5V for 255AD, 1AD is approximately equal to 0.02A at this time.
202, when determining that electric current reaches preset value, the frost layer on condenser is removed in control.
Wherein, air conditioner is after detecting the electric current of outdoor motor, if it is determined that the electric current reaches preset value, that is, determines
The corresponding digital signal of the electric current reaches setting value, then shows the condition for having reached defrosting, air conditioner can control removing at this time
Frost layer on condenser.And since the electric current of outdoor motor is able to reflect out the frost thickness on condenser, air conditioner root
According to the electric current of outdoor motor, other than it can decide whether to be defrosted, the dirty stifled situation of condenser can also be determined.
Further, in embodiments of the present invention, in order to ensure the accuracy of the judging result of defrosting, accidental disposition is avoided
Condition influences judging result, and air conditioner can be in the continuous n times of determination, and determining digital signal reaches setting value every time, i.e., every time
Electric current when reaching preset value, just control defrosts, wherein N is the integer greater than 1.
It should be noted that in embodiments of the present invention, in step 201 for realizing air conditioner stable operation it is default when
Between n times in section and step 202 can be obtained beforehand through, and be pre-stored in air conditioner.
The Defrost method of air conditioner provided by the invention detects outdoor motor into after the preset time period of heating mode
Electric current, when determining that electric current reaches preset value, control remove condenser on frost layer.Due in the identical feelings of outdoor motor revolving speed
Under condition, the electric current of outdoor motor can become smaller with the increase of the frost thickness on condenser, in this way according to the electricity of outdoor motor
Stream to determine whether defrost, with it is in the prior art judged by sensor compared with, can not only in real time, it is intuitive, effectively
Determination frosting degree, and will not be influenced by factors such as weather, installation sites, so that judging result is more accurate, to improve
Heating effect.
And cost is relatively low for the Defrost method of air conditioner of the invention, versatility is stronger, for different type of machines, different motors
Air conditioner, corresponding preset value can be prestored.
It is above-mentioned that mainly scheme provided in an embodiment of the present invention is described from the angle of air conditioner.It is understood that
It is that in order to realize the above functions, it comprises execute the corresponding hardware configuration of each function and/or software module for air conditioner.This
Field technical staff should be readily appreciated that, algorithm steps described in conjunction with the examples disclosed in the embodiments of the present disclosure,
The present invention can be realized with the combining form of hardware or hardware and computer software.Some function is still calculated with hardware actually
The mode of machine software-driven hardware executes, specific application and design constraint depending on technical solution.Professional technique people
Member can use different methods to achieve the described function each specific application, but this realization is it is not considered that super
The scope of the present invention out.
The embodiment of the present invention can carry out the division of functional module according to above method example to air conditioner, for example, can be with
Two or more functions, can also be integrated in a processing module by corresponding each each functional module of function division
In.Above-mentioned integrated module both can take the form of hardware realization, can also be realized in the form of software function module.It needs
It is noted that be schematical, only a kind of logical function partition to the division of module in the embodiment of the present invention, it is practical real
It is current that there may be another division manner.
In the case where each function division of use correspondence each functional module, Fig. 4 is shown involved in above-described embodiment
Air conditioner alternatively possible composition schematic diagram, as shown in figure 4, the air conditioner may include: detection unit 31, determine it is single
Member 32 and control unit 33.
Wherein, detection unit 31, for supporting air conditioner to execute the step in the Defrost method of air conditioner shown in Fig. 2
201。
Determination unit 32, for supporting air conditioner to execute described in the step 202 in the Defrost method of air conditioner shown in Fig. 2
Really constant current reaches preset value.
Control unit 33, for supporting air conditioner to execute described in the step 202 in the Defrost method of air conditioner shown in Fig. 2
Control remove condenser on frost layer.
It should be noted that all related contents for each step that above method embodiment is related to can quote correspondence
The function of functional module describes, and details are not described herein.
Air conditioner provided in an embodiment of the present invention, for executing the Defrost method of above-mentioned air conditioner, therefore can achieve with
The identical effect of the Defrost method of above-mentioned air conditioner.
Using integrated unit, Fig. 5 shows the another kind of air conditioner involved in above-described embodiment
Possible composition schematic diagram.As shown in figure 5, the air conditioner includes: processing module 41, communication module 42 and memory module 43.
Wherein, processing module 41 is for carrying out control management to the movement of air conditioner, for example, processing module 41 is for supporting
Air conditioner executes step 201, step 202 in Fig. 2, and/or other processes for techniques described herein.Communication module
42 for supporting the communication of air conditioner Yu other network entities.Memory module 43, for storing the program code sum number of air conditioner
According to.
Wherein, processing module 41 can be the processor in Fig. 1.It, which may be implemented or executes, combines the disclosure of invention
Described various illustrative logic blocks, module and circuit.Processor is also possible to realize the combination of computing function, such as
It is combined comprising one or more microprocessors, DSP and the combination of microprocessor etc..Communication module 42 can be logical in Fig. 1
Believe interface.Memory module 43 can be the memory in Fig. 1.
Through the above description of the embodiments, it is apparent to those skilled in the art that, for description
It is convenienct and succinct, only the example of the division of the above functional modules, in practical application, can according to need and will be upper
It states function distribution to be completed by different functional modules, i.e., the internal structure of device is divided into different functional modules, to complete
All or part of function described above.
In several embodiments provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the module or unit
It divides, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components
It may be combined or can be integrated into another device, or some features can be ignored or not executed.Another point, it is shown or
The mutual coupling, direct-coupling or communication connection discussed can be through some interfaces, the indirect coupling of device or unit
It closes or communicates to connect, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown can be a physical unit or multiple physical units, it can and it is in one place, or may be distributed over
Multiple and different places.Some or all of unit therein can be selected to realize this embodiment scheme according to the actual needs
Purpose.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a read/write memory medium.Based on this understanding, the technical solution of the embodiment of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that an equipment (can be list
Piece machine, chip etc.) or processor (processor) perform all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code
Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Change or replacement in the technical scope disclosed by the present invention, should be covered by the protection scope of the present invention.Therefore, this hair
Bright protection scope should be based on the protection scope of the described claims.
Claims (12)
1. a kind of Defrost method of air conditioner, which is characterized in that the described method includes:
Into after the preset time period of heating mode, the electric current of outdoor motor is detected；
When determining that the electric current reaches preset value, the frost layer on condenser is removed in control.
2. the Defrost method of air conditioner according to claim 1, which is characterized in that when the outdoor motor is external driving
When, the electric current of the detection outdoor motor, comprising:
Acquire the voltage at concatenated current sampling resistor both ends on the power supply line of the outdoor motor；
The voltage is converted into corresponding digital signal.
3. the Defrost method of air conditioner according to claim 1, which is characterized in that when the outdoor motor is built-in driving
When, the electric current of the detection outdoor motor, comprising:
Collection voltages follow the voltage of circuit output end；Wherein, the input terminal and current sampling resistor of the voltage follower circuit
Connection, the current sampling resistor are connected on the power supply line of the outdoor motor；
The voltage is converted into corresponding digital signal.
4. the Defrost method of air conditioner according to claim 2 or 3, which is characterized in that the determination electric current reaches
Preset value, comprising:
Determine that the digital signal reaches corresponding setting value.
5. the Defrost method of air conditioner according to claim 1, which is characterized in that the determination electric current reaches default
When value, the frost layer on condenser is removed in control, comprising:
Determine continuous n times, when the electric current detected every time reaches the preset value, the frost layer on the condenser, N are removed in control
For the integer greater than 1.
6. a kind of air conditioner, which is characterized in that the air conditioner includes: detection unit, determination unit and control unit；
The detection unit, for detecting the electric current of outdoor motor after the preset time period for entering heating mode；
The determination unit, for determining that the electric current reaches preset value；
Described control unit, for when determining that the electric current reaches the preset value, the frost layer on condenser to be removed in control.
7. air conditioner according to claim 6, which is characterized in that when the outdoor motor is external driving, the inspection
Unit is surveyed, is specifically used for:
Acquire the voltage at concatenated current sampling resistor both ends on the power supply line of the outdoor motor；
The voltage is converted into corresponding digital signal.
8. air conditioner according to claim 6, which is characterized in that when the outdoor motor is built-in driving, the inspection
Unit is surveyed, is specifically used for:
Collection voltages follow the voltage of circuit output end；Wherein, the input terminal and current sampling resistor of the voltage follower circuit
Connection, the current sampling resistor are connected on the power supply line of the outdoor motor；
The voltage is converted into corresponding digital signal.
9. air conditioner according to claim 7 or 8, which is characterized in that the determination unit is specifically used for:
Determine that the digital signal reaches corresponding setting value.
10. air conditioner according to claim 6, which is characterized in that described control unit is specifically used for:
Determine continuous n times, when the electric current detected every time reaches the preset value, the frost layer on the condenser, N are removed in control
For the integer greater than 1.
11. a kind of air conditioner, which is characterized in that the air conditioner includes: processor, memory, communication interface and communication bus；
The processor is connect with the memory, the communication interface by the communication bus, and the memory is for depositing
Computer executed instructions are stored up, when air conditioner operation, the processor executes the computer of the memory storage
It executes instruction, so that the air conditioner executes the Defrost method of air conditioner according to any one of claims 1 to 5.
12. a kind of computer storage medium, which is characterized in that the computer storage medium includes computer executed instructions, when
The computer executed instructions on air conditioner when running, so that the air conditioner is executed such as any one of claim 1-5 institute
The Defrost method for the air conditioner stated.
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