CN107255352A - Air conditioner and its Temperature Failure or the detection method and device of radiator loose contact - Google Patents
Air conditioner and its Temperature Failure or the detection method and device of radiator loose contact Download PDFInfo
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- CN107255352A CN107255352A CN201710632874.2A CN201710632874A CN107255352A CN 107255352 A CN107255352 A CN 107255352A CN 201710632874 A CN201710632874 A CN 201710632874A CN 107255352 A CN107255352 A CN 107255352A
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Abstract
The invention discloses a kind of air conditioner and its Temperature Failure or the detection method and device of radiator loose contact, it the described method comprises the following steps：After the start-up command of compressor is received, the first temperature value and current outdoor environment temperature of temperature sensor detection when obtaining the first preset time after compressor start, and when judging that the temperature gap between the first temperature value and current outdoor environment temperature is less than the first temperature threshold, obtain the minimum temperature value of temperature sensor detection in the second preset time after compressor start, and the timing since being got the minimum temperature value corresponding time, when timing time reaches three preset times, obtain the second temperature value of temperature sensor detection, and when judging that the temperature gap between second temperature value and minimum temperature value is less than second temperature threshold value, judge temperature sensor fails or radiator and refrigerant pipeline loose contact.
Description
Technical field
The present invention relates to air-conditioning technical field, Temperature Failure or radiator loose contact in more particularly to a kind of air conditioner
The detection means of Temperature Failure or radiator loose contact and the sky with the detection means in detection method, a kind of air conditioner
Adjust device.
Background technology
At present, in order to improve the high-temperature refrigeration ability of multiple on-line system (e.g., connected machine system), it is necessary to improve compression
The running frequency of machine, however, the running frequency rise of compressor may result in the rise of frequency-variable module temperature.
For effectively reduction module temperature, in correlation technique, can by using refrigerant refrigerating module in systems, wherein, it is cold
Matchmaker's refrigerating module is that heat exchange copper tube is pressed in module heat radiator, still, the processing technology can not absolutely ensure copper pipe and
Radiating effect between module heat radiator.Accordingly, it would be desirable to detect module temperature, and contrasted to judge with heat transfer effect
Whether meet radiating, if service requirement can not be met, can limit frequency rising or shutdown, prevent module temperature is too high from leading
Cause module damage.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.
Therefore, first purpose of the present invention is to propose Temperature Failure in a kind of air conditioner or radiator loose contact
Detection method, can accurately and effectively judge temperature sensor fails or radiator and the phenomenon of refrigerant pipeline loose contact.
Second object of the present invention is to propose a kind of computer-readable recording medium.
Third object of the present invention is the detection for proposing Temperature Failure or radiator loose contact in a kind of air conditioner
Device.
Fourth object of the present invention is to propose a kind of air conditioner.
To reach above-mentioned purpose, first aspect present invention embodiment proposes Temperature Failure or radiator in a kind of air conditioner
The detection method of loose contact, the air conditioner includes compressor, the frequency-variable module for driving the compressor operation, is used for
Refrigerant radiating module, the temperature sensor radiated to the frequency-variable module, the refrigerant radiating module includes refrigerant pipeline and dissipated
Hot device, the refrigerant pipeline is arranged in the radiator and is in contact with the radiator, and the temperature sensor is used to examine
The temperature value of the radiator is surveyed, the detection method comprises the following steps：After the start-up command of the compressor is received,
Obtain the first temperature value and current outdoor ring of temperature sensor detection during the first preset time after the compressor start
Border temperature；Judge whether the temperature gap between first temperature value and the current outdoor environment temperature is less than the first temperature
Threshold value；If the temperature gap between first temperature value and the current outdoor environment temperature is less than first temperature threshold
Value, then obtain the minimum temperature value of the temperature sensor detection in the second preset time after compressor start, and from
Getting the minimum temperature value corresponding time starts timing, when timing time reaches three preset times, obtains described
The second temperature value of temperature sensor detection；Judging the temperature gap between the second temperature value and the minimum temperature value is
It is no to be less than second temperature threshold value；If temperature gap between the second temperature value and the minimum temperature value is less than described the
Two temperature thresholds, then judge the temperature sensor fails or the radiator and the refrigerant pipeline loose contact.
Temperature Failure or the detection method of radiator loose contact, are being received in air conditioner according to embodiments of the present invention
After the start-up command of compressor, obtain compressor start after the first preset time when temperature sensor detection the first temperature value and
Current outdoor environment temperature, and judging that it is warm that the temperature gap between the first temperature value and current outdoor environment temperature is less than first
When spending threshold value, the minimum temperature value of temperature sensor detection in the second preset time after compressor start is obtained, then from obtaining
Getting the minimum temperature value corresponding time starts timing, when timing time reaches three preset times, obtains temperature sensor
The second temperature value of detection, and judging the temperature gap between second temperature value and minimum temperature value less than second temperature threshold value
When, judge temperature sensor fails or radiator and refrigerant pipeline loose contact.Thus, this method can accurately and effectively be sentenced
Determine temperature sensor fails or radiator and the phenomenon of refrigerant pipeline loose contact.
In addition, Temperature Failure or the detection method of radiator loose contact in air conditioner according to the above embodiment of the present invention
There can also be technical characteristic additional as follows：
According to one embodiment of present invention, if between first temperature value and the current outdoor environment temperature
Temperature gap is more than or equal to first temperature threshold, then judges that the temperature sensor is in normal condition and the radiator
Contacted well with the refrigerant pipeline.
According to one embodiment of present invention, if temperature difference between the second temperature value and the minimum temperature value
Value is more than or equal to the second temperature threshold value, then judge the temperature sensor be in normal condition and the radiator with it is described
Refrigerant pipeline contact is good.
According to one embodiment of present invention, when judge the temperature sensor fails or the radiator with it is described cold
When matchmaker's pipeline contact is bad, controls the compressor shutdown and export failure code.
To reach above-mentioned purpose, the second aspect of the present invention embodiment proposes a kind of computer-readable recording medium, tool
Instruction therein is stored in, when executed, the above-mentioned Temperature Failure of the air conditioner execution or radiator connect
Touch bad detection method.
The computer-readable recording medium of the embodiment of the present invention, by performing, above-mentioned Temperature Failure or radiator are contacted not
Good detection method, can accurately and effectively judge showing for temperature sensor fails or radiator and refrigerant pipeline loose contact
As.
To reach above-mentioned purpose, third aspect present invention embodiment proposes Temperature Failure or radiator in a kind of air conditioner
The detection means of loose contact, the air conditioner includes compressor, the frequency-variable module for driving the compressor operation, is used for
Refrigerant radiating module, the temperature sensor radiated to the frequency-variable module, the refrigerant radiating module includes refrigerant pipeline and dissipated
Hot device, the refrigerant pipeline is arranged in the radiator and is in contact with the radiator, and the temperature sensor is used to examine
The temperature value of the radiator is surveyed, the detection means includes：Acquisition module, for referring in the start for receiving the compressor
After order, the temperature sensor is detected when obtaining the first preset time after the compressor start the first temperature value and work as cup
External environment temperature；Judge module, for judging the temperature difference between first temperature value and the current outdoor environment temperature
Whether value is less than the first temperature threshold；The acquisition module, is additionally operable to when first temperature value and the current outdoor environment
When temperature gap between temperature is less than first temperature threshold, obtain in the second preset time after the compressor start
The minimum temperature value of the temperature sensor detection, and the timing since being got the minimum temperature value corresponding time, when
When timing time reaches three preset times, the second temperature value of the temperature sensor detection is obtained；The judge module, also
For judging whether the temperature gap between the second temperature value and the minimum temperature value is less than second temperature threshold value, its
In, it is described if the temperature gap between the second temperature value and the minimum temperature value is less than the second temperature threshold value
Judge module then judges the temperature sensor fails or the radiator and the refrigerant pipeline loose contact.
Temperature Failure or the detection means of radiator loose contact, are being received in air conditioner according to embodiments of the present invention
After the start-up command of compressor, the first of temperature sensor detection when acquisition module obtains the first preset time after compressor start
Temperature value and current outdoor environment temperature, and judge the temperature between the first temperature value and current outdoor environment temperature in judge module
When spending difference less than the first temperature threshold, acquisition module obtains temperature sensor inspection in the second preset time after compressor start
The minimum temperature value of survey, the then timing since being got the minimum temperature value corresponding time, when timing time reaches that the 3rd is pre-
If during the time, obtaining the second temperature value of temperature sensor detection, and judge second temperature value and minimum temperature in judge module
When temperature gap between value is less than second temperature threshold value, judge that temperature sensor fails or radiator are contacted with refrigerant pipeline
It is bad.Thus, the device can accurately and effectively judge temperature sensor fails or radiator and refrigerant pipeline loose contact
Phenomenon.
In addition, Temperature Failure or the detection means of radiator loose contact in air conditioner according to the above embodiment of the present invention
There can also be technical characteristic additional as follows：
According to one embodiment of present invention, if between first temperature value and the current outdoor environment temperature
Temperature gap is more than or equal to first temperature threshold, and the judge module then judges that the temperature sensor is in normal condition
And the radiator is contacted well with the refrigerant pipeline.
According to one embodiment of present invention, if temperature difference between the second temperature value and the minimum temperature value
Value is more than or equal to the second temperature threshold value, and the judge module then judges that the temperature sensor is in normal condition and described
Radiator is contacted well with the refrigerant pipeline.
According to one embodiment of present invention, the detection of Temperature Failure or radiator loose contact is filled in above-mentioned air conditioner
Put, in addition to：Control module, the control module is used to judge the temperature sensor fails or institute in the judge module
When stating radiator with the refrigerant pipeline loose contact, control the compressor shutdown and export failure code.
To reach above-mentioned purpose, fourth aspect present invention embodiment proposes a kind of air conditioner, and it includes above-mentioned temperature
Failure or the detection means of radiator loose contact.
The air conditioner of the embodiment of the present invention, passes through above-mentioned Temperature Failure or the detection means of radiator loose contact, energy
It is enough accurately and effectively to judge temperature sensor fails or radiator and the phenomenon of refrigerant pipeline loose contact.
The advantage of the additional aspect of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
Fig. 1 is the stream of Temperature Failure or the detection method of radiator loose contact in air conditioner according to embodiments of the present invention
Cheng Tu；
Fig. 2 is the structural representation of air conditioner according to an embodiment of the invention；
Fig. 3 is the detection of Temperature Failure or radiator loose contact in the air conditioner according to a specific embodiment of the invention
The flow chart of method；
Fig. 4 is the side of Temperature Failure or the detection means of radiator loose contact in air conditioner according to embodiments of the present invention
Frame schematic diagram；And
Fig. 5 is Temperature Failure or the detection means of radiator loose contact in air conditioner according to an embodiment of the invention
Block diagram.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Contacted with reference to the accompanying drawings to describe Temperature Failure or radiator in the air conditioner proposed according to embodiments of the present invention
The detection means of Temperature Failure or radiator loose contact and with the detection means in bad detection method, air conditioner
Air conditioner.
Fig. 1 is the stream of Temperature Failure or the detection method of radiator loose contact in air conditioner according to embodiments of the present invention
Cheng Tu.
In an embodiment of the present invention, as shown in Fig. 2 air conditioner may include compressor 1, for driving compressor operation
Frequency-variable module (not specifically illustrated in figure), the refrigerant radiating module 8 for being radiated to frequency-variable module, temperature sensor 7, refrigerant dissipate
Thermal modules 8 may include refrigerant pipeline 4 and radiator 5, and refrigerant pipeline 4 is arranged in radiator 5 and is in contact with radiator 5, temperature
Degree sensor 7 is used for the temperature value for detecting radiator.
Referring to Fig. 2, air conditioner may also include indoor heat exchanger 2, throttle part 3 and outdoor heat exchanger 6.Wherein, air-conditioning is worked as
When device is run in a chiller mode, outdoor heat exchanger 2 is as condenser, and the gaseous state to the HTHP to being come out from compressor is cold
Matchmaker is radiated, and the refrigerant after radiating gets in external heat exchanger (evaporator) evaporation suction after throttle part 3 carries out reducing pressure by regulating flow
Thermosetting low-temp low-pressure gaseous coolant, then the low-temp low-pressure gaseous coolant return in compressor 1.When air conditioner is with heating mode
During operation, indoor heat exchanger 6 is as condenser, to be radiated to the high pressure gaseous refrigerant come out from compressor 1, after radiating
Refrigerant by throttle part 3 carry out reducing pressure by regulating flow after, into outdoor heat exchanger (evaporator) evaporative heat loss formation low-temp low-pressure
Gaseous coolant, then the low-temp low-pressure gaseous coolant return in compressor 1.
As shown in figure 1, Temperature Failure or the detection method of radiator loose contact can in the air conditioner of the embodiment of the present invention
Comprise the following steps：
S1, after the start-up command of compressor is received, TEMP when obtaining the first preset time after compressor start
The first temperature value and current outdoor environment temperature of device detection.Wherein, the first preset time can be demarcated according to actual conditions.
Specifically, in the first preset time of compressor start, by setting temperature sensor on a heat sink to detect
The temperature of radiator, is designated as the first temperature value T1, and obtain current outdoor environment temperature T2 by outdoor environment temperature sensor.
S2, judges whether the temperature gap between the first temperature value and current outdoor environment temperature is less than the first temperature threshold
Value, wherein, the first temperature threshold can be demarcated according to actual conditions.
S3, if the temperature gap between the first temperature value and current outdoor environment temperature is less than the first temperature threshold,
The minimum temperature value of temperature sensor detection in the second preset time after compressor start is obtained, and from getting minimum temperature
Being worth the corresponding time starts timing, when timing time reaches three preset times, obtains the second temperature of temperature sensor detection
Angle value.Wherein, the second preset time and the 3rd preset time can be demarcated according to actual conditions.
According to one embodiment of present invention, if temperature gap between the first temperature value and current outdoor environment temperature
More than or equal to the first temperature threshold, then judge that temperature sensor is in normal condition and radiator is contacted well with refrigerant pipeline.
Specifically, after the first temperature value T1 and current outdoor environment temperature T2 is got, calculate between the two
Temperature gap, and temperature gap is judged.Wherein, if the temperature threshold a of T1-T2 >=first, illustrate that temperature value is detected
Normally, i.e., temperature sensor is in normal condition and radiator is contacted well with refrigerant pipeline, and now can control compressor can be just
Often operation.If T1-T2 ＜ a, obtain in the second preset time t 2 after compressor start, the minimum of temperature sensor detection
Temperature value Tmin, and at the time of minimum temperature value is got timing, when timing time reaches three preset time ts 3,
Obtain the second temperature value T ' of temperature sensor detection.
It should be noted that when judging T1-T2 ＜ a, it may be possible to because air conditioner unexpected power down before start, and
After compressor start, the running frequency of compressor is relatively low, and the temperature value of radiator does not reach the temperature value before power down, so,
The temperature value of radiator within compressor start operation a period of time is gradually reduced.When the running frequency of compressor reaches
During certain value, the temperature value of radiator can gradually rise, and now temperature sensor will detect a minimum temperature value Tmin.
Therefore, it can judge that temperature sensor or radiator are contacted with refrigerant pipeline according to the temperature change value in start a period of time
Bad phenomenon.
S4, judges whether the temperature gap between second temperature value and minimum temperature value is less than second temperature threshold value.Wherein,
Second temperature threshold value can be demarcated according to actual conditions.
S5, if the temperature gap between second temperature value and minimum temperature value is less than second temperature threshold value, judges temperature
Spend sensor failure or radiator and refrigerant pipeline loose contact.
According to one embodiment of present invention, if the temperature gap between second temperature value and minimum temperature value is more than etc.
In second temperature threshold value, then judge that temperature sensor is in normal condition and radiator is contacted well with refrigerant pipeline.
Specifically, minimum temperature value Tmin and second temperature value T ' are being got afterwards, is calculating temperature between the two
Difference, and temperature gap is judged.Wherein, if T '-Tmin >=second temperature threshold value b, temperature value detection is being illustrated just
Often, i.e., temperature sensor is in normal condition and radiator is contacted well with refrigerant pipeline, and now can control compressor can be normal
Operation.If T '-Tmin ＜ b, temperature sensor fails or radiator and refrigerant pipeline loose contact are judged.
Therefore, Temperature Failure or the detection method of radiator loose contact, Neng Gou in the air conditioner of the embodiment of the present invention
After compressor start, contrasted first according to the temperature value and outdoor environment temperature of radiator, then, according to the timing of start one
Between inner radiator temperature changing value, come effectively accurately determination module temperature sensor fails or module heat radiator contact not
Good phenomenon.
In order to prevent refrigerant radiating module because of high temperature failure, it is ensured that the reliability of air conditioner, according to the reality of the present invention
Apply in example, when judging temperature sensor fails or radiator with refrigerant pipeline loose contact, control compressor shutdown and defeated
Be out of order code.
That is, when judging temperature sensor fails or radiator with refrigerant pipeline loose contact, control compression
Machine is shut down, to prevent refrigerant radiating module because of high temperature failure, meanwhile, warning reminding can be also sent, to remind user's on-call maintenance,
And corresponding failure code is exported, facilitate maintenance personal to be repaired.
To make those skilled in the art more clearly understand the present invention, Fig. 3 is according to a specific embodiment of the invention
The flow chart of Temperature Failure or the detection method of radiator loose contact in air conditioner.As shown in figure 3, temperature is lost in the air conditioner
Effect or the detection method of radiator loose contact may include following steps：
S101, compressor start.
After S102, the first preset time t 1, the temperature value T1, current outdoor environment temperature T2 of radiator are obtained.
S103, judges whether the temperature threshold a of T1-T2 >=first sets up.If it is, performing step S108；If not, performing
Step S104.
S104, obtains the minimum temperature value Tmin in the second preset time t 2 after compressor start.
S105, timing is started when getting Tmin, is reached after the 3rd preset time t 3, obtains the temperature value of radiator
T′。
Whether S106, judgement >=second temperature threshold value b sets up.If it is, performing step S108；If not, performing step
S107。
S107, compressor shutdown, and export failure code.
S108, compressor is normally run.
In summary, in air conditioner according to embodiments of the present invention Temperature Failure or radiator loose contact detection side
Method, after the start-up command of compressor is received, temperature sensor detection when obtaining the first preset time after compressor start
First temperature value and current outdoor environment temperature, and judging the temperature difference between the first temperature value and current outdoor environment temperature
When value is less than the first temperature threshold, the minimum temperature of temperature sensor detection in the second preset time after compressor start is obtained
Since value, the then timing getting the minimum temperature value corresponding time, when timing time reaches three preset times, obtain
The second temperature value of temperature sensor detection, and judging the temperature gap between second temperature value and minimum temperature value less than the
During two temperature thresholds, temperature sensor fails or radiator and refrigerant pipeline loose contact are judged.Thus, this method can be accurate
It is really effective to judge temperature sensor fails or radiator and the phenomenon of refrigerant pipeline loose contact.
Fig. 4 is the side of Temperature Failure or the detection means of radiator loose contact in air conditioner according to embodiments of the present invention
Frame schematic diagram.
In an embodiment of the present invention, air conditioner may include compressor, the frequency-variable module for driving compressor operation, use
In the refrigerant radiating module, the temperature sensor that are radiated to frequency-variable module, refrigerant radiating module may include refrigerant pipeline and radiator,
Refrigerant pipeline is arranged in radiator and is in contact with radiator, and temperature sensor is used for the temperature value for detecting radiator.
As shown in figure 4, Temperature Failure or the detection means of radiator loose contact can in the air conditioner of the embodiment of the present invention
Including：Acquisition module 10 and judge module 20.
Wherein, acquisition module 10 is used for after the start-up command of compressor is received, and first is pre- after acquisition compressor start
If temperature sensor is detected during the time the first temperature value and current outdoor environment temperature.Judge module 20 is used to judge the first temperature
Whether the temperature gap between angle value and current outdoor environment temperature is less than the first temperature threshold.Acquisition module 10 is additionally operable to when the
When temperature gap between one temperature value and current outdoor environment temperature is less than the first temperature threshold, obtain after compressor start
The minimum temperature value that temperature sensor is detected in second preset time, and counted since being got the minimum temperature value corresponding time
When, when timing time reaches three preset times, obtain the second temperature value of temperature sensor detection.Judge module 20 is also used
In judge the temperature gap between second temperature value and minimum temperature value whether be less than second temperature threshold value, wherein, if second
Temperature gap between temperature value and minimum temperature value is less than second temperature threshold value, and judge module 20 then judges that temperature sensor loses
Effect or radiator and refrigerant pipeline loose contact.
According to one embodiment of present invention, if temperature gap between the first temperature value and current outdoor environment temperature
More than or equal to the first temperature threshold, judge module 20 then judges that temperature sensor is in normal condition and radiator and refrigerant pipeline
Contact is good.
According to one embodiment of present invention, if the temperature gap between second temperature value and minimum temperature value is more than etc.
In second temperature threshold value, judge module 20 then judges that temperature sensor is in normal condition and radiator contacts good with refrigerant pipeline
It is good.
According to one embodiment of present invention, as shown in figure 5, Temperature Failure or radiator are contacted not in above-mentioned air conditioner
Good detection means also includes：Control module 30, control module 30 be used for judge module 20 judge temperature sensor fails or
When person's radiator is with refrigerant pipeline loose contact, controls compressor shutdown and export failure code.
It should be noted that Temperature Failure or the detection means of radiator loose contact in the air conditioner of the embodiment of the present invention
In the details that does not disclose, refer to Temperature Failure or the detection method of radiator loose contact in the air conditioner of the embodiment of the present invention
Disclosed in details, specifically repeat no more here.
Temperature Failure or the detection means of radiator loose contact, are being received in air conditioner according to embodiments of the present invention
After the start-up command of compressor, the first of temperature sensor detection when acquisition module obtains the first preset time after compressor start
Temperature value and current outdoor environment temperature, and judge the temperature between the first temperature value and current outdoor environment temperature in judge module
When spending difference less than the first temperature threshold, acquisition module obtains temperature sensor inspection in the second preset time after compressor start
The minimum temperature value of survey, the then timing since being got the minimum temperature value corresponding time, when timing time reaches that the 3rd is pre-
If during the time, obtaining the second temperature value of temperature sensor detection, and judge second temperature value and minimum temperature in judge module
When temperature gap between value is less than second temperature threshold value, judge that temperature sensor fails or radiator are contacted with refrigerant pipeline
It is bad.Thus, the device can accurately and effectively judge temperature sensor fails or radiator and refrigerant pipeline loose contact
Phenomenon.
In addition, embodiments of the invention also proposed a kind of computer-readable recording medium, with being stored in finger therein
Order, when executed, the detection method of the above-mentioned Temperature Failure of air conditioner execution or radiator loose contact.
The computer-readable recording medium of the embodiment of the present invention, by performing, above-mentioned Temperature Failure or radiator are contacted not
Good detection method, can accurately and effectively judge showing for temperature sensor fails or radiator and refrigerant pipeline loose contact
As.
In addition, embodiments of the invention also proposed a kind of air conditioner, it includes above-mentioned Temperature Failure or radiator connects
Touch bad detection means.
The air conditioner of the embodiment of the present invention, passes through above-mentioned Temperature Failure or the detection means of radiator loose contact, energy
It is enough accurately and effectively to judge temperature sensor fails or radiator and the phenomenon of refrigerant pipeline loose contact.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, the software that multiple steps or method can in memory and by suitable instruction execution system be performed with storage
Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware
Any one of row technology or their combination are realized：With the logic gates for realizing logic function to data-signal
Discrete logic, the application specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
In addition, in the description of the invention, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ",
" on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " clockwise ", " inverse time
The orientation or position relationship of the instruction such as pin ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or position relationship,
It is for only for ease of the description present invention and simplifies description, rather than to indicate or imply that signified device or element must have specific
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In the description of the invention, " multiple " are meant that at least two, such as two, three
It is individual etc., unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be that machinery connects
Connect or electrically connect；Can be joined directly together, can also be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements, unless otherwise clear and definite restriction.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (10)
1. Temperature Failure or the detection method of radiator loose contact in a kind of air conditioner, it is characterised in that the air conditioner bag
Include compressor, the frequency-variable module for driving the compressor operation, the refrigerant radiating mould for being radiated to the frequency-variable module
Block, temperature sensor, the refrigerant radiating module include refrigerant pipeline and radiator, and the refrigerant pipeline is arranged on the radiating
It is in contact in device and with the radiator, the temperature sensor is used for the temperature value for detecting the radiator, the detection side
Method comprises the following steps：
After the start-up command of the compressor is received, temperature when obtaining the first preset time after the compressor start
The first temperature value and current outdoor environment temperature of sensor detection；
Judge whether the temperature gap between first temperature value and the current outdoor environment temperature is less than the first temperature threshold
Value；
If the temperature gap between first temperature value and the current outdoor environment temperature is less than first temperature threshold
Value, then obtain the minimum temperature value of the temperature sensor detection in the second preset time after compressor start, and from
Getting the minimum temperature value corresponding time starts timing, when timing time reaches three preset times, obtains described
The second temperature value of temperature sensor detection；
Judge whether the temperature gap between the second temperature value and the minimum temperature value is less than second temperature threshold value；
If the temperature gap between the second temperature value and the minimum temperature value is less than the second temperature threshold value, sentence
The temperature sensor fails of breaking or the radiator and the refrigerant pipeline loose contact.
2. Temperature Failure or the detection method of radiator loose contact in air conditioner as claimed in claim 1, it is characterised in that
If the temperature gap between first temperature value and the current outdoor environment temperature is more than or equal to first temperature threshold
Value, then judge that the temperature sensor is in normal condition and the radiator is contacted well with the refrigerant pipeline.
3. Temperature Failure or the detection method of radiator loose contact in air conditioner as claimed in claim 1 or 2, its feature exist
In, if the temperature gap between the second temperature value and the minimum temperature value is more than or equal to the second temperature threshold value,
Then judge that the temperature sensor is in normal condition and the radiator is contacted well with the refrigerant pipeline.
4. Temperature Failure or the detection method of radiator loose contact in air conditioner as claimed in claim 3, it is characterised in that
When judging the temperature sensor fails or the radiator with the refrigerant pipeline loose contact, the compressor is controlled
Shut down and export failure code.
5. a kind of computer-readable recording medium, it is characterised in that with instruction therein is stored in, when the instruction is performed
When, the air conditioner performs the Temperature Failure as any one of claim 1-4 or the detection side of radiator loose contact
Method.
6. Temperature Failure or the detection means of radiator loose contact in a kind of air conditioner, it is characterised in that the air conditioner bag
Include compressor, the frequency-variable module for driving the compressor operation, the refrigerant radiating mould for being radiated to the frequency-variable module
Block, temperature sensor, the refrigerant radiating module include refrigerant pipeline and radiator, and the refrigerant pipeline is arranged on the radiating
It is in contact in device and with the radiator, the temperature sensor is used for the temperature value for detecting the radiator, the detection dress
Put including：
Acquisition module, for after the start-up command of the compressor is received, first to preset after the acquisition compressor start
The first temperature value and current outdoor environment temperature of the temperature sensor detection during time；
Judge module, for judging whether the temperature gap between first temperature value and the current outdoor environment temperature is small
In the first temperature threshold；
The acquisition module, is additionally operable to when the temperature gap between first temperature value and the current outdoor environment temperature is small
When first temperature threshold, the temperature sensor detection in the second preset time after the compressor start is obtained
Minimum temperature value, and the timing since being got the minimum temperature value corresponding time, when timing time reaches that the 3rd presets
During the time, the second temperature value of the temperature sensor detection is obtained；
The judge module, is additionally operable to judge whether the temperature gap between the second temperature value and the minimum temperature value is small
In second temperature threshold value, wherein, if the temperature gap between the second temperature value and the minimum temperature value is less than described
Second temperature threshold value, the judge module then judges the temperature sensor fails or the radiator and the refrigerant pipeline
Loose contact.
7. Temperature Failure or the detection means of radiator loose contact in air conditioner as claimed in claim 6, it is characterised in that
If the temperature gap between first temperature value and the current outdoor environment temperature is more than or equal to first temperature threshold
Value, the judge module then judges that the temperature sensor is in normal condition and the radiator is contacted with the refrigerant pipeline
Well.
8. Temperature Failure or the detection means of radiator loose contact in air conditioner as claimed in claims 6 or 7, its feature exist
In, if the temperature gap between the second temperature value and the minimum temperature value is more than or equal to the second temperature threshold value,
The judge module then judges that the temperature sensor is in normal condition and the radiator contacts good with the refrigerant pipeline
It is good.
9. Temperature Failure or the detection means of radiator loose contact in air conditioner as claimed in claim 8, it is characterised in that
Also include：
Control module, the control module is used to judge the temperature sensor fails or the radiating in the judge module
When device is with the refrigerant pipeline loose contact, controls the compressor shutdown and export failure code.
10. a kind of air conditioner, it is characterised in that including the Temperature Failure or radiator as any one of claim 6-9
The detection means of loose contact.
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