CN108088051A - Fault detection method, air conditioner and the storage medium of cooler compressor - Google Patents
Fault detection method, air conditioner and the storage medium of cooler compressor Download PDFInfo
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- CN108088051A CN108088051A CN201711254595.3A CN201711254595A CN108088051A CN 108088051 A CN108088051 A CN 108088051A CN 201711254595 A CN201711254595 A CN 201711254595A CN 108088051 A CN108088051 A CN 108088051A
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Abstract
The invention discloses a kind of fault detection methods of cooler compressor, comprise the following steps：Air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, the environmental parameter of environment where the air conditioner and the current value of the air conditioner；The environmental parameter of environment according to where the operating parameter of the air conditioner and the air conditioner calculates the current threshold of the air conditioner；When the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.The invention also discloses a kind of air conditioner and computer readable storage mediums.The current threshold of air conditioner is calculated in the present invention under air conditioner refrigeration mode, and when the current value for detecting air conditioner is less than current threshold, control compressor is shut down in time, avoids the compressor damage caused by system exception.
Description
Technical field
The present invention relates to air conditioner technical field more particularly to a kind of fault detection method of cooler compressor, air-conditionings
Device and computer readable storage medium.
Background technology
At present, when air conditioner works, some pressure protection values and temperature protection value is set mostly, detecting system
When pressure or temperature have abnormal, shutdown operation is performed.But some failures of air conditioner can not pass through pressure or temperature
It reflects in time, such as throttle member Severe blockage, coolant leakage etc., if protection will cause air conditioner not in time
Compressor demagnetization is burnt out.
The content of the invention
It is a primary object of the present invention to provide a kind of fault detection method of cooler compressor, air conditioner and calculating
Machine readable storage medium storing program for executing, it is intended to which when detecting that the current value of air conditioner is less than current threshold, control compressor is shut down in time, is avoided
The compressor damage caused by system exception.
To achieve the above object, the present invention provides a kind of fault detection method of cooler compressor, the air conditioner pressure
The fault detection method of contracting machine comprises the following steps：
Air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, environment where the air conditioner
The current value of environmental parameter and the air conditioner；
According to the environmental parameter of environment where the operating parameter of the air conditioner and the air conditioner, the air-conditioning is calculated
The current threshold of device；
When the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.
Preferably, the environmental parameter of the environment according to where the operating parameter of the air conditioner and the air conditioner,
The step of current threshold for calculating the air conditioner, includes：
According to the operating parameter and the environmental parameter, the reference current value of the air conditioner is calculated；
The reference current value of compressor operating frequency and the air conditioner in the operating parameter, described in calculating
The current deviation value of air conditioner；
According to the reference current value and the current deviation value, the current threshold is calculated.
Preferably, it is described according to the reference current value and the current deviation value, the step of calculating the current threshold
Including：
The difference between the reference current value and the current deviation is calculated, using the absolute value of the difference as described in
Current threshold.
Preferably, the environmental parameter of environment where the operating parameter of air conditioner, the air conditioner described in the timing acquiring
And it before the current value of the air conditioner, further includes：
Judge whether the operation duration of the compressor is more than preset duration；
When the operation duration of the compressor is more than the preset duration, air conditioner described in the timing acquiring is performed
Where operating parameter, the air conditioner the step of current value of the environmental parameter of environment and the air conditioner.
Preferably, after the current threshold for calculating the air conditioner, further include：
When the current value is more than or equal to the current threshold, prefixed time interval is spaced, performs the timing
Gather the current value of the operating parameter of the air conditioner, the environmental parameter of air conditioner place environment and the air conditioner
Step.
To achieve the above object, the present invention also provides a kind of air conditioner, the air conditioner includes：
Memory, processor and it is stored in the cooler compressor that can be run on the memory and on the processor
Fault detection program, realized when the fault detection program of the cooler compressor is performed by the processor such as above-mentioned air-conditioning
The step of fault detection method of device compressor.
To achieve the above object, the present invention also provides a kind of computer readable storage medium, the computer-readable storages
The fault detection program of cooler compressor is stored on medium, the fault detection program of the cooler compressor is by processor
The step of fault detection method such as above-mentioned cooler compressor is realized during execution.
Fault detection method, air conditioner and the computer readable storage medium of cooler compressor provided by the invention, it is empty
Adjust device in cooling mode, operating parameter, the environmental parameter and air conditioner of air conditioner place environment of timing acquiring air conditioner
Current value, the current threshold of air conditioner is calculated according to operating parameter and environmental parameter, when current value is less than current threshold,
Control the compressor shutdown of air conditioner.The present invention controls compressor when the current value for detecting air conditioner is less than current threshold
It shuts down in time, avoids the compressor damage caused by system exception.
Description of the drawings
Fig. 1 is the hardware running environment schematic diagram for the terminal that the embodiment of the present invention is related to；
Fig. 2 is the flow diagram of the fault detection method first embodiment of cooler compressor of the present invention；
Fig. 3 is the refinement flow diagram for the current threshold that air conditioner is calculated in the present invention；
Fig. 4 is the refinement flow diagram that current threshold is calculated in the present invention；
Fig. 5 is the flow diagram of the fault detection method fourth embodiment of cooler compressor of the present invention；
Fig. 6 is the flow diagram of the 5th embodiment of fault detection method of cooler compressor of the present invention.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of fault detection method of cooler compressor, and sky is calculated under air conditioner refrigeration mode
The current threshold of device is adjusted, and when the current value for detecting air conditioner is less than current threshold, control compressor is shut down in time, is avoided
The compressor damage caused by system exception.
As shown in Figure 1, the hardware running environment schematic diagram for the terminal that Fig. 1, which is the embodiment of the present invention, to be related to；
Terminal of the embodiment of the present invention is air conditioner.
As shown in Figure 1, the terminal can include：Processor 1001, such as CPU, network interface 1004, user interface
1003, memory 1005, communication bus 1002.Wherein, communication bus 1002 is used to implement the connection communication between these components.
User interface 1003 can include display screen (Display), input unit such as keyboard (Keyboard), optional user interface
1003 can also include standard wireline interface and wireless interface.Network interface 1004 can optionally connect including the wired of standard
Mouth, wireless interface (such as memory (non-volatile memory), such as magnetic disk storage.Memory 1005 optionally may be used also
To be independently of the storage device of aforementioned processor 1001.
It, can be with it will be understood by those skilled in the art that the restriction of the structure of the terminal shown in Fig. 1 not structure paired terminal
Including either combining some components or different components arrangement than illustrating more or fewer components.
As shown in Figure 1, it can lead to as in a kind of memory 1005 of computer storage media including operating system, network
Believe the fault detection program of module, Subscriber Interface Module SIM and cooler compressor.
In terminal shown in Fig. 1, network interface 1004 is mainly used for connecting background server, is carried out with background server
Data communication；User interface 1003 is mainly used for connecting client (user terminal), with client into row data communication；And processor
1001 can be used for the fault detection program for calling the cooler compressor stored in memory 1005, and perform following operation：
Air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, environment where the air conditioner
The current value of environmental parameter and the air conditioner；
According to the environmental parameter of environment where the operating parameter of the air conditioner and the air conditioner, the air-conditioning is calculated
The current threshold of device；
When the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.
Further, processor 1001 can call the fault detect journey of the cooler compressor stored in memory 1005
Sequence also performs following operation：
According to the operating parameter and the environmental parameter, the reference current value of the air conditioner is calculated；
The reference current value of compressor operating frequency and the air conditioner in the operating parameter, described in calculating
The current deviation value of air conditioner；
According to the reference current value and the current deviation value, the current threshold is calculated.
Further, processor 1001 can call the fault detect journey of the cooler compressor stored in memory 1005
Sequence also performs following operation：
The difference between the reference current value and the current deviation is calculated, using the absolute value of the difference as described in
Current threshold.
Further, processor 1001 can call the fault detect journey of the cooler compressor stored in memory 1005
Sequence also performs following operation：
Judge whether the operation duration of the compressor is more than preset duration；
When the operation duration of the compressor is more than the preset duration, air conditioner described in the timing acquiring is performed
Where operating parameter, the air conditioner the step of current value of the environmental parameter of environment and the air conditioner.
Further, processor 1001 can call the fault detect journey of the cooler compressor stored in memory 1005
Sequence also performs following operation：
When the current value is more than or equal to the current threshold, prefixed time interval is spaced, performs the timing
Gather the current value of the operating parameter of the air conditioner, the environmental parameter of air conditioner place environment and the air conditioner
Step.
With reference to Fig. 2, in the first embodiment, the fault detection method of the cooler compressor includes：
Step S10, air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, air conditioner institute
In the environmental parameter of environment and the current value of the air conditioner；
In the present embodiment, the operating parameter of air conditioner is indoor heat exchanger tube temperature, compressor operating frequency, compressor with pre-
If the time of frequency operation, run time, electronic expansion valve opening, indoor fan gear and the input power of air conditioner complete machine
Voltage, the environmental parameter of environment where air conditioner are indoor environment temperature and outdoor environment temperature.
It should be noted that the environmental parameter of environment and the electricity of air conditioner where the operating parameter of air conditioner, air conditioner
Flow valuve is timing acquiring, and time interval can be 20 seconds.
Step S20, according to where the operating parameter of the air conditioner and the air conditioner, the environmental parameter of environment, calculates
The current threshold of the air conditioner；
In the present embodiment, according to the environmental parameter of environment where the operating parameter of air conditioner and air conditioner, it is calculated
The reference current value of air conditioner；The benchmark electricity of compressor operating frequency and the air conditioner being calculated in operating parameter
The current deviation value of air conditioner is calculated in flow valuve；According to the current deviation value of reference current value and air conditioner, air-conditioning is calculated
The current threshold of device.
In the present embodiment, it can be calculated according to the environmental parameter of environment where the operating parameter of air conditioner and air conditioner
To the reference current value of air conditioner.It is determined due to the environmental parameter of the environment where the operating parameter of air conditioner and air conditioner
In the case of, the reference current value of air conditioner can also determine, therefore can obtain the first preset function by testing, in air conditioner
In operational process, operating parameter, the environmental parameter of air conditioner place environment of timing acquiring air conditioner utilize the first default letter
Number, obtains the reference current value of air conditioner.
It should be noted that due to there are some with probabilistic parameter, such as the factory state of air conditioner, refrigerant
Amount is how many etc., and the current value actually obtained and the reference current value calculated can be caused to have a deviation, therefore the electricity of setting air conditioner
Flow deviation.Current deviation value is calculated according to the reference current value and compressor frequency of air conditioner, calculating side
Method is similar with the computational methods of the reference current value of air conditioner, i.e., obtains the second preset function by testing, and is run in air conditioner
In the process, it is default using second according to the reference current value for the air conditioner being calculated and the compressor frequency of timing acquiring
Function obtains the current deviation value of air conditioner.
In the present embodiment, the computational methods of the current threshold of air conditioner are between calculating benchmark current value and current deviation
Difference, and the absolute value of difference is taken, obtained numerical value is current threshold.
Step S30, when the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.
In the present embodiment, when the current value of air conditioner is less than the current threshold of air conditioner, illustrate that compressor is in abnormal
Being blocked in the state of operation, such as air conditioner causes compressor air suction amount very little, so as to which air conditioner is in idling conditions, at this moment presses
The internal temperature of contracting machine is very high, there is the danger of damage.
In the first embodiment, air conditioner in cooling mode, where the operating parameter of timing acquiring air conditioner, air conditioner
The environmental parameter of environment and the current value of air conditioner calculate the current threshold of air conditioner according to operating parameter and environmental parameter
Value when current value is less than current threshold, controls the compressor shutdown of air conditioner.In this way, detecting the current value of air conditioner
During less than current threshold, control compressor is shut down in time, avoids the compressor damage caused by system exception.
In a second embodiment, it is described according to the air-conditioning as shown in figure 3, on the basis of above-mentioned embodiment shown in Fig. 2
The step of environmental parameter of environment where the operating parameter of device and the air conditioner, the current threshold for calculating the air conditioner, wraps
It includes：
Step S21, according to the operating parameter and the environmental parameter, the reference current value of the air conditioner is calculated；
In the present embodiment, the operating parameter of air conditioner is indoor heat exchanger tube temperature, and compressor operating frequency, compressor is with pre-
If the time of frequency operation, the run time of air conditioner complete machine, electronic expansion valve opening, indoor fan gear and input power
Voltage.The environmental parameter of environment where air conditioner is indoor environment temperature and outdoor environment temperature.It is it should be noted that default
Frequency, when compressor frequency is not equal to predeterminated frequency, can assert system as one of index that whether system is stablized is judged
Stable state is also not up to, when compressor frequency is equal to predeterminated frequency, identification system has reached stable state, at this moment gathers
The operating parameter of air conditioner and the current value of air conditioner are accurate.
In the present embodiment, it can be calculated according to the environmental parameter of environment where the operating parameter of air conditioner and air conditioner
To the reference current value of air conditioner.It is determined due to the environmental parameter of the environment where the operating parameter of air conditioner and air conditioner
In the case of, the reference current value of air conditioner can also determine, therefore can obtain the first preset function by testing, in air conditioner
In operational process, operating parameter, the environmental parameter of air conditioner place environment of timing acquiring air conditioner utilize the first default letter
Number, obtains the reference current value of air conditioner.Specifically, the first preset function is as follows：
F1=((an1(T1-T2)*T1+bn2T4+cn3Fr+dn4N)/en5pV)*fn6t1*t2
Or f1=((an1(T1-T2)*T1/T4+bn2Fr+cn3N)/dn4pV)*en5t1*t2
Or f1=((an1(T1-T2)*T1*N+bn2T4+cn3Fr)/dn4pV)*en5t1*t2
Or f1=((an1(T1-T2)*T1*N/T4+bn2Fr)/cn3pV)*dn4t1*t2
Wherein, a~f is coefficient, and index n1~n6 of coefficient can be the integer between 0~6.It should be noted that root
Formula is selected according to experiment, the present invention is not specifically limited.
Step S22, the reference current value of the compressor operating frequency in the operating parameter and the air conditioner,
Calculate the current deviation value of the air conditioner；
In the present embodiment, due to there are some with probabilistic parameter, such as the factory state of air conditioner, coolant quantity
It is how many etc., the current value actually obtained and the reference current value calculated can be caused to have deviation, therefore the electric current of air conditioner is set
Deviation.Current deviation value is calculated according to the reference current value and compressor frequency of air conditioner.Its computational methods
It is similar with the computational methods of the reference current value of air conditioner, i.e., the second preset function is obtained by testing, run in air conditioner
Cheng Zhong according to the reference current value for the air conditioner being calculated and the compressor frequency of timing acquiring, utilizes the second default letter
Number, obtains the current deviation value of air conditioner.It should be noted that the present embodiment calculating is current deviation maximum, i.e. air-conditioning
Device deviates reference current value to greatest extent in the process of running.
Specifically, the second preset function is as follows：
F2=anFr*Ic
Wherein, a is coefficient, and the index n of coefficient can be the integer between 0~6.
Step S23, according to the reference current value and the current deviation value, the current threshold is calculated.
In the present embodiment, the difference of the computational methods of current threshold between calculating benchmark current value and current deviation value,
The absolute value of difference is taken, obtained result of calculation is current threshold.The effect of current threshold is, small in the current value of air conditioner
When the current threshold of air conditioner, illustrate that compressor is in the state of misoperation, for example, the electric expansion valve of air conditioner or
Height pressure valve is not switched on, and compressor is made to have the danger of damage.
In the present embodiment, according to operating parameter and environmental parameter, the reference current value of air conditioner is calculated, is joined according to operation
The reference current value of compressor operating frequency and air conditioner in number calculates the current deviation value of air conditioner, according to benchmark electricity
Flow valuve and current deviation value, calculating current threshold value.In this way, the current threshold of air conditioner is calculated under air conditioner refrigeration mode
Value, with the magnitude relationship between the current value and current threshold according to air conditioner, judges whether compressor has the danger of damage.
In the third embodiment, it is described as shown in figure 4, on the basis of the embodiment shown in above-mentioned Fig. 2 to any one of Fig. 3
According to the reference current value and the current deviation value, the step of calculating the current threshold, includes：
Step S231, the difference between the reference current value and the current deviation is calculated, by the absolute of the difference
Value is used as the current threshold.
In the present embodiment, current threshold is the difference between calculating benchmark current value and current deviation, and takes difference
Absolute value, in this way, the current threshold of air conditioner is calculated under air conditioner refrigeration mode, with the current value according to air conditioner
Magnitude relationship between current threshold, judges whether compressor has the danger of damage.
In the fourth embodiment, as shown in figure 5, on the basis of above-mentioned Fig. 2 to embodiment shown in Fig. 4, the timing is adopted
The current value of the environmental parameter of environment and the air conditioner where collecting the operating parameter of the air conditioner, the air conditioner it
Before, it further includes：
Step S40, judge whether the operation duration of the compressor is more than preset duration；
Step S50, when the operation duration of the compressor is more than the preset duration, perform described in the timing acquiring
Where the operating parameter of air conditioner, the air conditioner the step of current value of the environmental parameter of environment and the air conditioner.
In the present embodiment, before the operating parameter of acquisition air conditioner, the fortune of compressor in cooling mode is met
Row duration is more than preset duration, wherein, preset duration can be five minutes.This is because when compressor starts are run, system is not
Stablize, electric current is excessively high, can there are larger errors if acquisition operating parameter at this time is calculated.
In the fourth embodiment, judge whether the operation duration of compressor is more than preset duration, in the operation of compressor
It is long when being more than preset duration, the environmental parameter of environment where performing the operating parameter for gathering the air conditioner, the air conditioner with
And the air conditioner current value the step of.This way it is ensured that the reliability of operating parameter, so as to ensure that the standard of current threshold
True property.
In the 5th embodiment, as shown in fig. 6, on the basis of the embodiment shown in above-mentioned Fig. 2 or Fig. 5, the calculating institute
After the current threshold for stating air conditioner, further include：
Step S60, when the current value is more than or equal to the current threshold, prefixed time interval is spaced, is performed
The operating parameter of air conditioner described in the timing acquiring, the environmental parameter of environment where the air conditioner and the air conditioner
The step of current value.
In the present embodiment, when current value is more than or equal to current threshold, the current value of air conditioner at this time is illustrated
It is the compressor shutdown at this moment not having to control air conditioner in safe range.When being spaced prefixed time interval, resurvey
Operating parameter, the air conditioner place environmental parameter of environment and the current value of air conditioner of air conditioner.It is it should be noted that default
Time interval can be 20 seconds.The purpose for setting prefixed time interval is, if system is sampled and calculated incessantly,
The software resource of occupancy is too many, and prefixed time interval is set to be timed sampling and calculating, saves to a certain extent and is
System resource.
In the 5th embodiment, when current value is more than or equal to current threshold, prefixed time interval is spaced, performs institute
State the operating parameter, the air conditioner place environmental parameter of environment and the electricity of the air conditioner of air conditioner described in timing acquiring
The step of flow valuve.In this way, save system resource.
The present invention also provides a kind of air conditioner, the air conditioner includes：The fault detection program of cooler compressor, it is described
The fault detection program of cooler compressor is arranged for carrying out following operation：
Air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, environment where the air conditioner
The current value of environmental parameter and the air conditioner；
According to the environmental parameter of environment where the operating parameter of the air conditioner and the air conditioner, the air-conditioning is calculated
The current threshold of device；
When the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.
Further, the fault detection program configuration of the cooler compressor also operates as follows to realize：
According to the operating parameter and the environmental parameter, the reference current value of the air conditioner is calculated；
The reference current value of compressor operating frequency and the air conditioner in the operating parameter, described in calculating
The current deviation value of air conditioner；
According to the reference current value and the current deviation value, the current threshold is calculated.
Further, the fault detection program configuration of the cooler compressor also operates as follows to realize：
The difference between the reference current value and the current deviation is calculated, using the absolute value of the difference as described in
Current threshold.
Further, the fault detection program configuration of the cooler compressor also operates as follows to realize：
Judge whether the operation duration of the compressor is more than preset duration；
When the operation duration of the compressor is more than the preset duration, air conditioner described in the timing acquiring is performed
Where operating parameter, the air conditioner the step of current value of the environmental parameter of environment and the air conditioner.
Further, the fault detection program configuration of the cooler compressor also operates as follows to realize：
When the current value is more than or equal to the current threshold, prefixed time interval is spaced, performs the timing
Gather the current value of the operating parameter of the air conditioner, the environmental parameter of air conditioner place environment and the air conditioner
Step.
Air conditioner provided by the invention, air conditioner in cooling mode, the operating parameter of timing acquiring air conditioner, air conditioner
The environmental parameter of place environment and the current value of air conditioner calculate the electric current of air conditioner according to operating parameter and environmental parameter
Threshold value when current value is less than current threshold, controls the compressor shutdown of air conditioner.The present invention is detecting the electric current of air conditioner
When value is less than current threshold, control compressor is shut down in time, avoids the compressor damage caused by system exception.
The embodiment of the present invention also provides a kind of computer readable storage medium, is stored on the computer readable storage medium
There is the fault detection program of cooler compressor, the fault detection program of the cooler compressor is executed by processor realization such as
Lower operation：
Air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, environment where the air conditioner
The current value of environmental parameter and the air conditioner；
According to the environmental parameter of environment where the operating parameter of the air conditioner and the air conditioner, the air-conditioning is calculated
The current threshold of device；
When the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.
Further, following operation is also realized when the fault detection program of the cooler compressor is executed by processor：
According to the operating parameter and the environmental parameter, the reference current value of the air conditioner is calculated；
The reference current value of compressor operating frequency and the air conditioner in the operating parameter, described in calculating
The current deviation value of air conditioner；
According to the reference current value and the current deviation value, the current threshold is calculated.
Further, following operation is also realized when the fault detection program of the cooler compressor is executed by processor：
The difference between the reference current value and the current deviation is calculated, using the absolute value of the difference as described in
Current threshold.
Further, following operation is also realized when the fault detection program of the cooler compressor is executed by processor：
Judge whether the operation duration of the compressor is more than preset duration；
When the operation duration of the compressor is more than the preset duration, air conditioner described in the timing acquiring is performed
Where operating parameter, the air conditioner the step of current value of the environmental parameter of environment and the air conditioner.
Further, following operation is also realized when the fault detection program of the cooler compressor is executed by processor：
When the current value is more than or equal to the current threshold, prefixed time interval is spaced, performs the timing
Gather the current value of the operating parameter of the air conditioner, the environmental parameter of air conditioner place environment and the air conditioner
Step.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme substantially in other words does the prior art
Going out the part of contribution can be embodied in the form of software product, which is stored in one as described above
In storage medium (such as ROM/RAM, magnetic disc, CD), used including some instructions so that a station terminal equipment (can be TV
Machine, mobile phone, computer, server, air conditioner or network equipment etc.) perform method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow shift that bright specification and accompanying drawing content are made directly or indirectly is used in other relevant skills
Art field, is included within the scope of the present invention.
Claims (7)
- A kind of 1. fault detection method of cooler compressor, which is characterized in that the fault detect side of the cooler compressor Method comprises the following steps：Air conditioner in cooling mode, the operating parameter of air conditioner described in timing acquiring, the environment of environment where the air conditioner The current value of parameter and the air conditioner；According to the environmental parameter of environment where the operating parameter of the air conditioner and the air conditioner, the air conditioner is calculated Current threshold；When the current value is less than the current threshold, the compressor shutdown of the air conditioner is controlled.
- 2. the fault detection method of cooler compressor as described in claim 1, which is characterized in that described according to the air-conditioning The step of environmental parameter of environment where the operating parameter of device and the air conditioner, the current threshold for calculating the air conditioner, wraps It includes：According to the operating parameter and the environmental parameter, the reference current value of the air conditioner is calculated；The reference current value of compressor operating frequency and the air conditioner in the operating parameter, calculates the air-conditioning The current deviation value of device；According to the reference current value and the current deviation value, the current threshold is calculated.
- 3. the fault detection method of cooler compressor as claimed in claim 2, which is characterized in that described according to the benchmark Current value and the current deviation value, the step of calculating the current threshold, include：The difference between the reference current value and the current deviation is calculated, using the absolute value of the difference as the electric current Threshold value.
- 4. such as the fault detection method of claim 1-3 any one of them cooler compressors, which is characterized in that the timing The current value of the environmental parameter of environment and the air conditioner where gathering the operating parameter of the air conditioner, the air conditioner it Before, it further includes：Judge whether the operation duration of the compressor is more than preset duration；When the operation duration of the compressor is more than the preset duration, the operation of air conditioner described in the timing acquiring is performed Where parameter, the air conditioner the step of current value of the environmental parameter of environment and the air conditioner.
- 5. such as the fault detection method of claim 1-4 any one of them cooler compressors, which is characterized in that the calculating After the current threshold of the air conditioner, further include：When the current value is more than or equal to the current threshold, prefixed time interval is spaced, performs the timing acquiring The step of the current value of the environmental parameter and air conditioner of environment where the operating parameter of the air conditioner, the air conditioner Suddenly.
- 6. a kind of air conditioner, which is characterized in that the air conditioner includes memory, processor and is stored on the memory simultaneously The fault detection program for the cooler compressor that can be run on the processor, the fault detect journey of the cooler compressor The fault detect side of the cooler compressor as any one of claim 1 to 5 is realized when sequence is performed by the processor The step of method.
- 7. a kind of computer readable storage medium, which is characterized in that be stored with air conditioner on the computer readable storage medium The fault detection program of compressor realizes that right such as will when the fault detection program of the cooler compressor is executed by processor The step of seeking the fault detection method of the cooler compressor any one of 1 to 5.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN110469947A (en) * | 2019-08-29 | 2019-11-19 | 重庆美的通用制冷设备有限公司 | The protection control method and system of air conditioner, air conditioner and readable storage medium storing program for executing |
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| CN113324776A (en) * | 2021-04-25 | 2021-08-31 | 安徽嘉乐斯乐净化工程有限公司 | Detection device and detection method for air conditioning unit |
| CN113551371A (en) * | 2021-07-31 | 2021-10-26 | 广东美的制冷设备有限公司 | Method and device for detecting states of high-pressure valve and low-pressure valve of air conditioner, air conditioner and medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109059375A (en) * | 2018-07-30 | 2018-12-21 | 广东斯科曼制冷设备有限公司 | A kind of self-adaptive current value control method of compressor |
| CN109059375B (en) * | 2018-07-30 | 2020-12-01 | 广东斯科曼制冷设备有限公司 | Self-adaptive current value control method of compressor |
| CN109696628A (en) * | 2018-12-04 | 2019-04-30 | 奥克斯空调股份有限公司 | Fault detection tooling and fault detection method for compressor of air conditioner |
| CN109696628B (en) * | 2018-12-04 | 2022-09-30 | 奥克斯空调股份有限公司 | Fault detection tool and fault detection method for air conditioner compressor |
| CN110542806A (en) * | 2019-07-23 | 2019-12-06 | 珠海格力电器股份有限公司 | Method and system for self-checking electric appliance fault |
| CN110469947A (en) * | 2019-08-29 | 2019-11-19 | 重庆美的通用制冷设备有限公司 | The protection control method and system of air conditioner, air conditioner and readable storage medium storing program for executing |
| CN113324776A (en) * | 2021-04-25 | 2021-08-31 | 安徽嘉乐斯乐净化工程有限公司 | Detection device and detection method for air conditioning unit |
| CN115247860A (en) * | 2021-04-26 | 2022-10-28 | 芜湖美智空调设备有限公司 | Air conditioner fault detection method and device, air conditioner and storage medium |
| CN113551371A (en) * | 2021-07-31 | 2021-10-26 | 广东美的制冷设备有限公司 | Method and device for detecting states of high-pressure valve and low-pressure valve of air conditioner, air conditioner and medium |
| WO2023010636A1 (en) * | 2021-07-31 | 2023-02-09 | 广东美的制冷设备有限公司 | Method and device for detecting state of high-and-low pressure valve of air conditioner, air conditioner, and medium |
| CN113639403A (en) * | 2021-08-13 | 2021-11-12 | 宁波奥克斯电气股份有限公司 | Air conditioner compressor abnormity detection method and device and air conditioner |
| CN113639403B (en) * | 2021-08-13 | 2022-10-25 | 宁波奥克斯电气股份有限公司 | Air conditioner compressor abnormity detection method and device and air conditioner |
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