CN110529994A - Fault determination method, air conditioner and computer readable storage medium - Google Patents
Fault determination method, air conditioner and computer readable storage medium Download PDFInfo
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- CN110529994A CN110529994A CN201910846353.6A CN201910846353A CN110529994A CN 110529994 A CN110529994 A CN 110529994A CN 201910846353 A CN201910846353 A CN 201910846353A CN 110529994 A CN110529994 A CN 110529994A
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- outdoor unit
- temperature
- outdoor
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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
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/38—Failure diagnosis
-
- 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
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
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- Physics & Mathematics (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention proposes a kind of fault determination method, air conditioner and computer readable storage mediums, wherein fault determination method includes: to obtain the geography information of outdoor unit；The first outdoor temperature corresponding with the outdoor unit is determined according to the geography information；The radiating state in space locating for the outdoor unit is determined according to first outdoor temperature.According to the technical solution of the present invention, the radiating state of outdoor unit can be quickly judged according to the first outdoor temperature, in favor of the judgement of outdoor unit heat dissipation failure, handle the operation troubles of outdoor unit timely.
Description
Technical field
The present invention relates to air-conditioning technical fields, in particular to a kind of fault determination method, a kind of air conditioner and one
Kind computer readable storage medium.
Background technique
Currently, the application of air conditioner is very extensive, air conditioner is needed in outdoor setting outdoor unit, to realize interior
The heat exchange of air and outdoor air, completes the refrigeration or heating of air conditioner, and general building can be the reserved installation of air-conditioner outdoor unit
Space, but the environment in space locating for outdoor unit may be more complex, the air flowing around outdoor unit is influenced, to influence outdoor
The cold and hot exchange of machine heat exchanger keeps outdoor unit heat dissipation abnormal, the effect of air-conditioning is made to be deteriorated, but since user can not obtain in time
The radiating state of outdoor unit, the problem for keeping outdoor unit heat dissipation abnormal from being handled in time.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
In view of this, it is an object of the present invention to provide a kind of fault determination methods.
It is another object of the present invention to correspondences to provide a kind of air conditioner.
It is yet a further object of the present invention to provide a kind of computer readable storage mediums.
In order to realize at least one above-mentioned purpose, technical solution, proposes a kind of failure according to the first aspect of the invention
Determine method, comprising: obtain the geography information of outdoor unit, and the first outdoor temp corresponding with outdoor unit is determined according to geography information
Degree；Obtain second outdoor temperature in space locating for outdoor unit；It is determined according to the first outdoor temperature and/or the second outdoor temperature outdoor
The radiating state in space locating for machine.
The fault control method proposed according to the present invention, by obtaining the geography information of outdoor unit, and according to geography information
It obtains the first outdoor temperature corresponding with outdoor unit and specifically, passes through acquisition to obtain the temperature information of outdoor unit present position
The geography information of outdoor unit obtains the relevant specifying information of installation site of outdoor unit, and the first outdoor temperature is and outdoor unit institute
Locate the temperature of the air of geographical environment, the second outdoor temperature is the temperature of the air in space locating for outdoor unit, passes through the first outdoor
Temperature or the second outdoor temperature may determine that the radiating state in space locating for outdoor unit, or combine the first outdoor temperature and second
Outdoor temperature may determine that the radiating state in space locating for outdoor unit, in detail, when air conditioner is run, pass through outdoor unit and interior
Machine realizes the heat exchange of outdoor air and room air, becomes the temperature of the air around the temperature and outdoor unit of room air
Change, wherein the heat exchange of outdoor air and outdoor unit heat exchanger is that logical heat transfer is realized, the heat exchange of outdoor air and outdoor unit
The temperature difference of device is bigger, and heat transfer between the two is faster, and heat exchange efficiency is higher, i.e., the radiating state of outdoor unit is better, for example, working as
When air conditioner opens refrigeration, outdoor air can constantly absorb heat through heat exchanger, so that the temperature of the air discharged gradually rises
It is high, it will be understood that when the heat exchange amount of outdoor unit heat exchanger itself keeps certain, i.e., refrigerating capacity is kept constant, the temperature of outdoor air
When degree increases, the heat exchanger of outdoor unit and the temperature difference of outdoor air reduce, and heat transfer between the two slows down, heat exchange efficiency drop
Low, i.e., the radiating state of outdoor unit is deteriorated；If the first outdoor temperature increases, i.e. the temperature of the air of geographical environment locating for outdoor unit
It increases, within the scope of the geographical environment locating for outdoor unit, the air of geographical environment locating for the heat exchanger and outdoor unit of outdoor unit
The temperature difference reduces, to reduce the heat exchange efficiency of outdoor unit, if the second outdoor temperature increase, i.e. the sky in space locating for outdoor unit
Temperature degree increases, in the subrange in space locating for the close outdoor unit locating for outdoor unit, the heat exchanger of outdoor unit with it is close
The temperature difference of the air in space locating for outdoor unit reduces, to reduce the heat exchange efficiency of outdoor unit, therefore, passes through the first outdoor temperature
Or second outdoor temperature can determine the radiating state in space locating for outdoor unit, it will be appreciated that ground, in conjunction with the first outdoor temperature and
Two outdoor temperatures can more accurately determine the radiating state in space locating for outdoor unit so that according to the first outdoor temperature and/or
Second outdoor temperature can quickly judge the radiating state of outdoor unit, in favor of the judgement of outdoor unit heat dissipation failure, make outdoor
The operation troubles of machine is timely handled.
In the above-mentioned technical solutions, space locating for outdoor unit is determined according to the first outdoor temperature and/or the second outdoor temperature
Radiating state, specifically include: determine outdoor unit within first time, the maximum temperature variation of the second outdoor temperature；Most
When big temperature variation is greater than warm variable threshold value, determine that radiating state for abnormal heat dissipation, otherwise determines that radiating state is proper heat reduction.
In the technical scheme, by determining that the maximum temperature of second outdoor temperature of the outdoor unit within first time changes
Amount, so that the situation of change of the radiating state in space locating for outdoor unit is obtained, specifically, since the second outdoor temperature can reflect
The radiating state in space locating for outdoor unit, if the first outdoor temperature variable quantity is larger, and when being more than warm variable threshold value, then explanation is the
In one time, after the heat exchange of the heat exchanger of outdoor air and outdoor unit, the air temperature variations in space locating for outdoor unit are larger, can be with
Understand, within a certain period of time, the temperature change of the air in space locating for outdoor unit is big, then explanation is weaker with the connection of atmosphere, therefore
And its radiating state is poor, and the radiating state is defined as abnormal heat dissipation at this time, it will be understood that if maximum temperature variation is less than
Or when being equal to warm variable threshold value, it is determined that the radiating state of outdoor unit is proper heat reduction.
In the above-mentioned technical solutions, before the geography information for obtaining outdoor unit, further includes: obtain the operation mould of outdoor unit
Formula；Outdoor unit is determined within first time, the maximum temperature variation of the second outdoor temperature specifically includes: being in operational mode
When heating mode, determine outdoor unit within first time, the maximum temperature drop of the second outdoor temperature；It is refrigeration mode in operational mode
When, determine outdoor unit within first time, the maximum temperature rise of the second outdoor temperature.
In the technical scheme, by obtaining the operational mode of outdoor unit first, to be determined according to different operational modes
The maximum variable quantity of second outdoor temperature, to obtain the second outdoor temperature corresponding with mode under different operational modes, with true
Determine the radiating state in space locating for outdoor unit, specifically, when operational mode is heating mode, outdoor air is changed through outdoor unit
It can cool down after hot device, so that it is determined that outdoor unit is within first time, the maximum temperature drop of the second outdoor temperature, and then according to maximum temperature
Drop judges the radiating state in space locating for outdoor unit；When operational mode is refrigeration mode, heat exchange of the outdoor air through outdoor unit
It can heat up after device, so that it is determined that outdoor unit is within first time, the maximum temperature rise of the second outdoor temperature, and then according to maximum temperature rise
Judge the radiating state in space locating for outdoor unit.
In the above-mentioned technical solutions, when operational mode is refrigeration mode, fault determination method further include: obtain outdoor unit
Rotation speed of fan；When rotation speed of fan is not less than the first revolving speed, execute according to first outdoor temperature and/or the second Room
Outer temperature determines the step of radiating state in space locating for the outdoor unit.It in the technical scheme, is refrigeration in operational mode
When mode, after the heat exchanger heat exchange of outdoor air and outdoor unit, outdoor air exotherm, the blower by obtaining outdoor unit turns
Speed, the air flow rate around heat exchanger to obtain outdoor unit indirectly, if outdoor unit rotation speed of fan comparatively fast if illustrate outdoor
Speed air flow around the heat exchanger of machine is very fast, around the heat exchanger for illustrating outdoor unit if outdoor unit rotation speed of fan is relatively slow
Speed air flow it is slower, it will be appreciated that ground, the speed air flow around the heat exchanger of outdoor unit can not less than the first revolving speed
To drive the air after heat exchange to shed outward, the air after making heat exchange is mixed with the air in space locating for outdoor unit, with accurate
Measure the second outdoor temperature.In the above-mentioned technical solutions, when operational mode is heating mode, fault determination method further include:
Obtain the booting duration of outdoor unit；When the duration that is switched on is greater than preset duration, the rotation speed of fan of outdoor unit is obtained；In rotation speed of fan
When not less than the second revolving speed, executes and the outdoor unit is determined according to first outdoor temperature and/or second outdoor temperature
The step of radiating state in locating space.
In the technical scheme, when operational mode is heating mode, after heat exchanger and the outdoor air heat exchange of outdoor unit,
Reduce outside air temperature, in preset duration, the air themperature in space locating for outdoor unit is gradually decreased, by booting
When length is greater than preset duration, the rotation speed of fan of outdoor unit is obtained, accurately to obtain the numerical value of the second outdoor temperature, specifically, In
After booting is greater than preset duration, the temperature of the air in space locating for the temperature and outdoor unit of outdoor unit heat exchanger generates certain temperature
Difference, blower is run at this time with the revolving speed not less than second speed, after air and outdoor unit heat exchanger can be made adequately to exchange heat, with room
The air in space locating for outer machine mixes, so as to accurately measure the second outdoor temperature.
In the above-mentioned technical solutions, further includes: the temperature sensor by being set to the back of outdoor unit obtains outside second Room
Temperature；Determine the temperature gap of the second outdoor temperature and the first outdoor temperature；According to first outdoor temperature and/or described
Two outdoor temperatures determine the radiating state in space locating for the outdoor unit, specifically include: according to temperature gap and outdoor unit
Operational mode determines the radiating state in space locating for outdoor unit.
In the technical solution in, by temperature sensor be set to outdoor unit the back to obtain the second outdoor temperature, to keep away
Exempt to increase temperature sensor temperature on direct sunlight to temperature sensor, biggish error is caused, in favor of accurately obtaining
The temperature of the air in space locating for outdoor unit, by determining the temperature gap of the second outdoor temperature and the first outdoor temperature, with root
The radiating state in space locating for outdoor unit is determined according to temperature gap, specifically, the drive of the air in space locating for outdoor unit in blower
It moves lower interior into outdoor unit and flows out outdoor unit after heat exchanger and heat exchanger heat exchange, change the temperature generation of air, it is warm
Degree difference is bigger, i.e., space locating for outdoor unit good cannot drain into heat in atmosphere, and radiating state at this time is poor, from
And according to the temperature gap of the second outdoor temperature and the first outdoor temperature, to determine the radiating state in space locating for outdoor unit.
In the above-mentioned technical solutions, space locating for outdoor unit is determined according to the operational mode of temperature gap and outdoor unit
Radiating state specifically includes: when operational mode is heating mode, the size of temperature difference and the first temperature difference threshold is closed
System；It when temperature gap is less than the first temperature difference threshold, determines that radiating state is proper heat reduction, otherwise determines that radiating state is abnormal
Heat dissipation.
In the technical scheme, when operational mode is heating mode, after heat exchanger and the outdoor air heat exchange of outdoor unit,
Reduce outside air temperature, by the size relation of temperature difference and the first temperature difference threshold, so that it is determined that outdoor unit institute
Locate the radiating state in space, specifically, when operational mode is heating mode, usual second outdoor temperature is all larger than the first outdoor temp
Degree, when temperature gap is greater than the first temperature difference threshold, illustrate space locating for outdoor unit temperature and outdoor unit locating for geographical location
Temperature difference is larger, and the temperature difference between air in the air in space locating for outdoor unit and the heat exchanger of outdoor unit is smaller, outdoor
The heat transfer of the heat exchanger of the air and outdoor unit in space locating for machine is slower, and heat exchange efficiency is lower, then determines dissipating for outdoor unit
Warm status is abnormal heat dissipation；When temperature gap is less than the first temperature difference threshold, illustrate temperature and the outdoor in space locating for outdoor unit
The temperature difference in geographical location locating for machine is smaller, constantly cooling capacity can shed outward in outside heat dissipation, so that outdoor unit institute
Locate the air in the air in space and the heat exchanger of outdoor unit there are certain temperature difference, the air in space locating for outdoor unit and outdoor
The heat transfer of the heat exchanger of machine is very fast, and heat exchange efficiency is higher, then determines the radiating state of outdoor unit for proper heat reduction.
In the above-mentioned technical solutions, space locating for outdoor unit is determined according to the operational mode of temperature gap and outdoor unit
Radiating state specifically includes: when operational mode is refrigeration mode, the size of temperature difference and the second temperature difference threshold is closed
System；It when temperature gap is greater than the second temperature difference threshold, determines that radiating state is proper heat reduction, otherwise determines that radiating state is abnormal
Heat dissipation.
In the technical scheme, when operational mode is refrigeration mode, after heat exchanger and the outdoor air heat exchange of outdoor unit,
Increase outside air temperature, by the size relation of temperature difference and the first temperature difference threshold, so that it is determined that outdoor unit institute
Locate the radiating state in space, specifically, when operational mode is refrigeration mode, usual second outdoor temperature is respectively less than the first outdoor temp
Degree, temperature gap at this time are negative, and when temperature gap is greater than the second temperature difference threshold, illustrate temperature and the room in space locating for outdoor unit
More closely, constantly heat can shed outward in outside heat dissipation between the temperature in geographical location locating for outer machine, outdoor unit
The temperature difference between air in the air in locating space and the heat exchanger of outdoor unit is larger, the air in space locating for outdoor unit and room
The heat transfer of the heat exchanger of outer machine is very fast, and heat exchange efficiency is higher, then determines the radiating state of outdoor unit for proper heat reduction；Work as temperature
Spend difference less than the second temperature difference threshold when, illustrate space locating for outdoor unit temperature and outdoor unit locating for geographical location temperature difference
It is not larger, so that the temperature difference of the heat exchanger of the air and outdoor unit in space locating for outdoor unit is smaller, the sky in space locating for outdoor unit
The heat transfer of the heat exchanger of gas and outdoor unit is slower, and heat exchange efficiency is lower, then determines that the radiating state of outdoor unit is abnormal scattered
Heat.
In the above-mentioned technical solutions, space locating for outdoor unit is determined according to the operational mode of temperature gap and outdoor unit
Radiating state specifically includes: maximum temperature difference and minimum temperature difference of the temperature difference within the second time；It is system in operational mode
When heat pattern, if the minimum temperature difference in the second time is not less than the second temperature difference threshold, it is determined that radiating state is abnormal heat dissipation；In
When operational mode is refrigeration mode, if the maximum temperature difference in the second time is not more than the second temperature difference threshold, it is determined that radiating state
For abnormal heat dissipation.
In the technical scheme, the maximum value and minimum value by temperature difference within the second time, to obtain room
The heat exchanger of outer machine is specifically in operational mode in the maximum value and minimum value of the second time period internal loading degree of operation
When heating mode, the second outdoor temperature is greater than the first outdoor temperature, and temperature gap is positive, and temperature gap is bigger to illustrate unit volume
Air pass through heat exchanger when, the air in outdoor unit locating for space and the heat exchanger of outdoor unit bigger with the heat exchange amount of heat exchanger
Air between the temperature difference it is smaller, the heat transfer of the heat exchanger of the air and outdoor unit in space locating for outdoor unit is slower, heat exchange
Efficiency is lower, if the minimum value of temperature gap is not less than the second temperature difference threshold in second time period, illustrates the heat exchange of outdoor unit
Device is constantly in the lower state of heat exchange efficiency in second time period, so that it is determined that radiating state is abnormal heat dissipation；It is running
When mode is refrigeration mode, the second outdoor temperature is negative less than the first outdoor temperature, temperature gap, the smaller instruction sheet of temperature gap
It is bigger with the heat exchange amount of heat exchanger when the air of position volume passes through heat exchanger, the air in space locating for outdoor unit and outdoor unit
The temperature difference of air in heat exchanger is smaller, and the heat transfer of the heat exchanger of the air and outdoor unit in space locating for outdoor unit is slower,
Heat exchange efficiency is lower, if the maximum value of temperature gap is not more than the second temperature difference threshold in second time period, illustrates outdoor unit
Heat exchanger is constantly in the lower state of heat exchange efficiency in second time period, so that it is determined that radiating state is abnormal heat dissipation；
In the above-mentioned technical solutions, further includes: when radiating state is abnormal heat dissipation, to target terminal transmission and outdoor unit
Corresponding prompt information.
In the technical scheme, when radiating state is abnormal heat dissipation, by being sent and outdoor unit pair to target terminal
The prompt information answered allows user to obtain the information of outdoor unit operation exception in time, in favor of tieing up in time to outdoor unit
It repairs and handles, to improve the efficiency of compressor when operation of air conditioner, improve the refrigeration or heating effect of air-conditioning, reduce power consumption,
Meanwhile can also be conducive to the reliability operation of air-conditioning system, increase service life.
The second aspect of the present invention technical solution provides a kind of air conditioner, including memory, processor and is stored in
On reservoir and the computer program that can run on a processor, processor realize that above-mentioned first aspect is appointed when executing computer program
The fault determination method of one technical solution, so the technical effect with any technical solution of above-mentioned first aspect, herein no longer
It repeats.
The third aspect of the present invention technical solution provides a kind of computer readable storage medium, is stored thereon with computer
Program realizes the step of the fault determination method of any one of first aspect technical solution when the computer program is executed by processor
Suddenly, so the technical effect with any technical solution of above-mentioned first aspect, details are not described herein.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Fig. 1 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 2 shows the flow diagrams of method of fault localization according to an embodiment of the invention；
Fig. 3 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 4 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 5 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 6 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 7 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 8 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Fig. 9 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Figure 10 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Figure 11 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Figure 12 shows the flow diagram of method of fault localization according to an embodiment of the invention；
Figure 13 shows the schematic diagram of outdoor unit according to an embodiment of the invention.
Wherein, the appended drawing reference in Figure 13 and the corresponding relationship between component names are as follows:
1 outdoor unit, 2 outdoor unit blowers, 3 outdoor unit environment temperature sensors, 4 wireless system for transmitting data, 5 data processings
Center.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
According to some embodiments of the present invention referring to Fig. 1 to Figure 13 description.
Embodiment 1
As shown in Figure 1, the control method of the one embodiment proposed according to the present invention, including step S102, it obtains outdoor
The geography information of machine；Step S104 determines the first outdoor temperature corresponding with outdoor unit according to geography information；Step S106, is obtained
Take second outdoor temperature in space locating for outdoor unit；Step S108 is determined according to the first outdoor temperature and/or the second outdoor temperature
The radiating state in space locating for outdoor unit.
Specifically, by obtaining the geography information of outdoor unit, to obtain the temperature information in outdoor unit present position space, In
According to the air themperature in outdoor unit present position space, judge that the radiating state in space locating for outdoor unit, the first outdoor temperature are
For the temperature of the air with geographical environment locating for outdoor unit, the second outdoor temperature is the temperature of the air in space locating for outdoor unit,
It may determine that the radiating state in space locating for outdoor unit by the first outdoor temperature or the second outdoor temperature, or combine the first Room
Outer temperature and the second outdoor temperature may determine that the radiating state in space locating for outdoor unit, and in detail, air conditioner is freezing or making
When hot, room air exchanges heat by medium of air conditioner, to change the temperature of room air and outdoor air, makes room air
Temperature and the temperature of the air around outdoor unit change, wherein the heat exchange of outdoor air and outdoor unit heat exchanger is to pass through
Heat transmitting realizes that the temperature difference of the heat exchanger of outdoor air and outdoor unit is bigger, and heat transfer between the two is faster, heat exchange efficiency
Higher, i.e. the radiating state of outdoor unit is better, for example, when air conditioner is opened and freezes, the outdoor air suction lasting through heat exchanger
Heat gradually rises the temperature of the air discharged, it will be understood that when outdoor unit heat exchanger itself heat exchange amount keeps certain,
I.e. refrigerating capacity is kept constant, and outside air temperature is higher, then the temperature difference of outdoor unit heat exchanger and outdoor air is smaller, the heat of the two
Amount transmitting is slower, and heat exchange efficiency is lower, i.e. the radiating state of outdoor unit is poor, it can be determined that the radiating state of outdoor unit is different at this time
Often, or when the second outdoor temperature increases, i.e., the air themperature in space locating for outdoor unit increases, the part around outdoor unit
In space, the temperature difference of outdoor unit heat exchanger and locating space air reduces, so that the heat exchange efficiency of outdoor unit reduces, therefore, leads to
The radiating state of outdoor unit can be determined by crossing the first outdoor temperature or the second outdoor temperature.
Embodiment 2
As shown in Fig. 2, control method according to an embodiment of the invention, specifically includes following below scheme step:
Step S202 obtains the geography information of outdoor unit；
Step S204 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S206 obtains second outdoor temperature in space locating for outdoor unit；
Step S208, determine outdoor unit within first time, the maximum temperature variation of the first outdoor temperature；
Step S210 determines temperature variable threshold value；
Step S212, judges whether maximum temperature variation is greater than warm variable threshold value, if executing step S216, executes if not
Step S214；
Step S214 determines that radiating state is proper heat reduction；
Step S216 determines radiating state for abnormal heat dissipation.
Specifically, it is determined that the maximum temperature variation of second outdoor temperature of the outdoor unit within first time, to obtain
The situation of change of the radiating state in space locating for outdoor unit can reflect dissipating for space locating for outdoor unit by the second outdoor temperature
Warm status obtains in first time, the maximum temperature variation of the second outdoor temperature, then the maximum temperature for passing through the second outdoor temperature
The comparison for spending variable quantity and warm variable threshold value, can determine the radiating state of outdoor unit, in detail, if the outer temperature variation of second Room
Larger, when being more than warm variable threshold value, then explanation after the heat exchanger heat exchange of outdoor air and outdoor unit, makes outdoor within first time
The air temperature variations in space locating for machine are larger, then explanation is weaker with the connection of atmosphere, therefore radiating state is poor, at this time should
Radiating state is defined as abnormal heat dissipation, it will be understood that if maximum temperature variation is less than or equal to warm variable threshold value, it is determined that room
The radiating state of outer machine is proper heat reduction.
Embodiment 3
As shown in figure 3, control method according to an embodiment of the invention, specifically includes following below scheme step:
Step S302 obtains the operational mode of outdoor unit；
Step S304, determines refrigeration mode；
Step S306 obtains the geography information of outdoor unit；
Step S308 determines the first outdoor temperature corresponding with outdoor unit according to geography information
Step S310 obtains second outdoor temperature in space locating for outdoor unit；
Step S312, determine outdoor unit within first time, the maximum temperature rise of the first outdoor temperature；
Step S314 determines temperature variable threshold value；
Step S316, judges whether maximum temperature rise is greater than warm variable threshold value, no to then follow the steps if so then execute step S320
S318；
Step S318 determines that radiating state is proper heat reduction；
Step S320 determines radiating state for abnormal heat dissipation.
Specifically, before the geography information for obtaining outdoor unit, the operational mode of outdoor unit is first determined, according to outdoor unit
Operational mode determine within first time, the specific variable quantity of the second outdoor temperature, to judge the radiating state of outdoor unit, in detail
Carefully, when operational mode is heating mode, outdoor air cools down after the heat exchanger of outdoor unit, so that it is determined that outdoor unit is the
In one time, the maximum temperature drop of the second outdoor temperature, and then judge according to maximum temperature drop the radiating state in space locating for outdoor unit.
Embodiment 4
As shown in figure 4, control method according to an embodiment of the invention, specifically includes following below scheme step:
Step S402 obtains the operational mode of outdoor unit；
Step S404, determines heating mode；
Step S406 obtains the geography information of outdoor unit；
Step S408 determines the first outdoor temperature corresponding with outdoor unit according to geography information
Step S410 obtains second outdoor temperature in space locating for outdoor unit；
Step S412, determine outdoor unit within first time, the maximum temperature drop of the first outdoor temperature；
Step S414 determines temperature variable threshold value；
Step S416, judges whether maximum temperature drop is greater than warm variable threshold value, no to then follow the steps if so then execute step S420
S418；
Step S418 determines that radiating state is proper heat reduction；
Step S420 determines radiating state for abnormal heat dissipation.
Specifically, before the geography information for obtaining outdoor unit, the operational mode of outdoor unit is first determined, according to outdoor unit
Operational mode determine within first time, the specific variable quantity of the second outdoor temperature, to judge the radiating state of outdoor unit, in detail
Carefully, when operational mode is refrigeration mode, outdoor air heats up after the heat exchanger of outdoor unit, so that it is determined that outdoor unit is the
In one time, the maximum temperature rise of the second outdoor temperature, and then according to maximum temperature rise judge outdoor unit locating for space radiating state.
Embodiment 5
As shown in Fig. 5 and Figure 13, control method according to an embodiment of the invention specifically includes following below scheme step:
Step S502 obtains the operational mode of outdoor unit；
Step S504, determines refrigeration mode；
Step S506 obtains the rotation speed of fan of outdoor unit；
Step S508, judges whether rotation speed of fan is not less than the first revolving speed, no to then follow the steps if executing step S510
S502；
Step S510 obtains the geography information of outdoor unit；
Step S512 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S514 obtains second outdoor temperature in space locating for outdoor unit；Step S516 determines outdoor unit at first
In, the maximum temperature rise of the first outdoor temperature；
Step S518 determines temperature variable threshold value；
Step S520, judges whether maximum temperature rise is greater than warm variable threshold value, no to then follow the steps if so then execute step S524
S522；
Step S522 determines that radiating state is proper heat reduction；
Step S524 determines radiating state for abnormal heat dissipation.
Specifically, when operational mode is refrigeration mode, after the heat exchanger heat exchange of outdoor air and outdoor unit, outdoor air
Exotherm, by obtaining the rotation speed of fan of outdoor unit, the air flow rate around heat exchanger to obtain outdoor unit indirectly,
If 2 revolving speed of outdoor unit blower comparatively fast if illustrate outdoor unit heat exchanger around speed air flow it is very fast, if outdoor unit blower 2
Revolving speed relatively then illustrates that the speed air flow around the heat exchanger of outdoor unit is slower slowly, it will be appreciated that ground, the heat exchanger week of outdoor unit
The speed air flow enclosed can drive the air after heat exchange to shed outward not less than the first revolving speed, air and room after making heat exchange
The air in space locating for outer machine mixes, accurately to measure the second outdoor temperature.
Embodiment 6
As shown in fig 6 and fig 13, control method according to an embodiment of the invention specifically includes following below scheme step:
Step S602 obtains the operational mode of outdoor unit；
Step S604, determines heating mode；
Step S606 obtains the booting duration of outdoor unit；
Step S608, judges whether booting duration is greater than preset duration, no to then follow the steps if so then execute step S610
S602；
Step S610 obtains the rotation speed of fan of outdoor unit；
Step S612, judges whether rotation speed of fan is not less than the first revolving speed, no to then follow the steps if executing step S614
S610；
Step S614 obtains the geography information of outdoor unit；
Step S616 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S618 obtains second outdoor temperature in space locating for outdoor unit；
Step S620, determine outdoor unit within first time, the maximum temperature rise of the first outdoor temperature；
Step S622 determines temperature variable threshold value；
Step S624, judges whether maximum temperature rise is greater than warm variable threshold value and otherwise executes if so then execute step S628
S626；
Step S626 determines that radiating state is proper heat reduction；
Step S628 determines radiating state for abnormal heat dissipation.
Specifically, when operational mode is heating mode, after heat exchanger and the outdoor air heat exchange of outdoor unit, make outdoor sky
Temperature degree reduces, and in preset duration, the air themperature in space locating for outdoor unit is gradually decreased, pre- by being greater than in booting duration
It is specifically, big in booting accurately to obtain the numerical value of the second outdoor temperature if when duration, obtaining the rotation speed of fan of outdoor unit
After preset duration, the temperature of the air in space locating for the temperature and outdoor unit of outdoor unit heat exchanger generates certain temperature difference, this
Shi Fengji is run with the revolving speed not less than second speed, after air and outdoor unit heat exchanger can be made adequately to exchange heat, with outdoor unit
The air in locating space mixes, so as to accurately measure the second outdoor temperature.
Embodiment 7
As shown in figs. 7 and 13, control method according to an embodiment of the invention specifically includes following below scheme step:
Step S702 obtains the geography information of outdoor unit；
Step S704 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S706 obtains the second outdoor temperature of outdoor unit；
Step S708 determines the temperature gap of the second outdoor temperature and the first outdoor temperature；
Step S710 determines the heat dissipation shape in space locating for outdoor unit according to the operational mode of temperature gap and outdoor unit
State.
Specifically, by by temperature sensor be set to outdoor unit the back to obtain the second outdoor temperature, to avoid sunlight
The raising of temperature sensor temperature is set to cause biggish error in direct projection to temperature sensor, in favor of accurately obtaining outdoor unit institute
The temperature for locating the air in space, by determining the temperature gap of the second outdoor temperature and the first outdoor temperature, according to temperature difference
It is worth the radiating state for determining space locating for outdoor unit, in detail, the air under space locating for outdoor unit passes through outdoor unit blower 2
Driving is lower to be entered in outdoor unit, and flows out outdoor unit after passing through heat exchanger and heat exchanger heat exchange, and the temperature of air is made to change,
The temperature difference of second outdoor temperature and the first outdoor temperature embodies the heat exchange of air and outdoor unit under outdoor unit local environment
The size of temperature change degree after device heat exchange, temperature gap is bigger, i.e., space locating for outdoor unit good cannot arrange heat
Into atmosphere, radiating state is poor, thus according to the temperature gap of the second outdoor temperature and the first outdoor temperature, it is outdoor to determine
The radiating state in space locating for machine.
Embodiment 8
As shown in figure 8, control method according to an embodiment of the invention, specifically includes following below scheme step:
Step S802 obtains the geography information of outdoor unit；
Step S804 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S806 obtains the second outdoor temperature of outdoor unit；
Step S808 determines the temperature gap of the second outdoor temperature and the first outdoor temperature；
Step S810 obtains the operational mode of outdoor unit；
Step S812, determines heating mode；
Step S814 judges that temperature gap whether less than the second temperature difference threshold, if executing step S818, otherwise executes step
Rapid S816；
Step S816 determines radiating state for abnormal heat dissipation；
Step S818 determines that radiating state is proper heat reduction.
Specifically, when operational mode is heating mode, after heat exchanger and the outdoor air heat exchange of outdoor unit, make outdoor sky
Temperature degree reduces, by the size relation of temperature difference and the first temperature difference threshold, so that it is determined that space locating for outdoor unit
Radiating state, in detail, when operational mode is heating mode, usual second outdoor temperature is all larger than the first outdoor temperature, temperature
Difference be greater than the first temperature difference threshold when, illustrate space locating for outdoor unit temperature and outdoor unit locating for geographical location temperature difference
Larger, the temperature difference between air in the air in space locating for outdoor unit and the heat exchanger of outdoor unit is smaller, sky locating for outdoor unit
Between air and outdoor unit heat exchanger heat transfer it is slower, heat exchange efficiency is lower, then determines that the radiating state of outdoor unit is
Abnormal heat dissipation；When temperature gap is less than the first temperature difference threshold, illustrate the temperature in space locating for outdoor unit and the locating ground of outdoor unit
The temperature difference for managing position is smaller, and outdoor unit can constantly exchange heat with outdoor air, cooling capacity is shed outward, so that outdoor unit
Air in the air in locating space and the heat exchanger of outdoor unit is there are certain temperature difference, the air in space locating for outdoor unit and room
The heat transfer of the heat exchanger of outer machine is very fast, and heat exchange efficiency is higher, then determines the radiating state of outdoor unit for proper heat reduction.
Embodiment 9
As shown in figure 9, control method according to an embodiment of the invention, specifically includes following below scheme step:
Step S902 obtains the geography information of outdoor unit；
Step S904 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S906 obtains the second outdoor temperature of outdoor unit；
Step S908 determines the temperature gap of the second outdoor temperature and the first outdoor temperature；
Step S910 obtains the operational mode of outdoor unit；
Step S912, determines refrigeration mode；
Step S914, judges whether temperature gap is greater than the second temperature difference threshold, if executing step S918, otherwise executes step
Rapid S916；
Step S916 determines radiating state for abnormal heat dissipation；
Step S918 determines that radiating state is proper heat reduction.
Specifically, when operational mode is refrigeration mode, after heat exchanger and the outdoor air heat exchange of outdoor unit, make outdoor sky
Temperature degree increases, by the size relation of temperature difference and the first temperature difference threshold, so that it is determined that space locating for outdoor unit
Radiating state, specifically, when operational mode is heating mode, usual second outdoor temperature is respectively less than the first outdoor temperature, at this time
Temperature gap be negative, temperature gap be greater than the second temperature difference threshold when, illustrate temperature and the room of the air in space locating for outdoor unit
The temperature in geographical location locating for outer machine is closer to, and constantly heat can be shed outward in outside heat dissipation, locating for outdoor unit
The temperature difference between air in the air in space and the heat exchanger of outdoor unit is larger, the air and outdoor unit in space locating for outdoor unit
Heat exchanger heat transfer it is very fast, heat exchange efficiency is higher, then determines the radiating state of outdoor unit for proper heat reduction；Work as temperature difference
Value less than the second temperature difference threshold when, illustrate space locating for outdoor unit temperature and outdoor unit locating for geographical location temperature difference compared with
Greatly, so that the temperature difference of the heat exchanger of the air and outdoor unit in space locating for outdoor unit is smaller, the air in space locating for outdoor unit with
The heat transfer of the heat exchanger of outdoor unit is slower, and heat exchange efficiency is lower, then determines the radiating state of outdoor unit for abnormal heat dissipation.
Embodiment 10
As shown in Figure 10, control method according to an embodiment of the invention specifically includes following below scheme step:
Step S1002 obtains the geography information of outdoor unit；
Step S1004 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S1006 obtains the second outdoor temperature of outdoor unit；
Step S1008 determines the temperature gap of the second outdoor temperature and the first outdoor temperature；
Step S1010, maximum temperature difference and minimum temperature difference of the temperature difference within the second time；
Step S1012 obtains the operational mode of outdoor unit；
Step S1014, heating mode；
Step S1016, judges whether the minimum temperature difference in the second time is not less than the second temperature difference threshold, if so then execute step
Rapid S1018, it is no to then follow the steps S1020；
Step S1018 determines radiating state for abnormal heat dissipation；
Step S1020 determines that radiating state is proper heat reduction.
Specifically, the maximum value and minimum value by temperature difference within the second time, to obtain changing for outdoor unit
Hot device is in detail heating mode in operational mode in the maximum value and minimum value of the second time period internal loading degree of operation
When, outdoor air exchanges heat under the driving of outdoor fan with the heat exchanger of outdoor unit, make the reduction of outdoor air exothermic temperature, thus
Second outdoor temperature is greater than the first outdoor temperature, and temperature gap is positive, and the bigger air for illustrating unit volume of temperature gap passes through
It is bigger with the heat exchange amount of heat exchanger when heat exchanger, between the air of the heat exchanger of the air and outdoor unit in space locating for outdoor unit
The temperature difference it is smaller, the heat transfer of the heat exchanger of the air and outdoor unit in space locating for outdoor unit is slower, and heat exchange efficiency is lower, if
In second time period, the minimum value of temperature gap is not less than the second temperature difference threshold, illustrates the heat exchanger of outdoor unit at second
Between be constantly in the lower state of heat exchange efficiency in section, so that it is determined that radiating state is abnormal heat dissipation.
Embodiment 11
As shown in figure 11, control method according to an embodiment of the invention specifically includes following below scheme step:
Step S1102 obtains the geography information of outdoor unit；
Step S1104 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S1106 obtains the second outdoor temperature of outdoor unit；
Step S1108 determines the temperature gap of the second outdoor temperature and the first outdoor temperature；
Step S1110, maximum temperature difference and minimum temperature difference of the temperature difference within the second time；
Step S1112 obtains the operational mode of outdoor unit；
Step S1114, refrigeration mode；
Step S1116, judges whether the maximum temperature difference in the second time is not more than the second temperature difference threshold, if so then execute step
Rapid S1118, it is no to then follow the steps S1120；
Step S1118 determines radiating state for abnormal heat dissipation；
Step S1120 determines that radiating state is proper heat reduction.
Specifically, the maximum value and minimum value by temperature difference within the second time, to obtain changing for outdoor unit
Hot device is in detail refrigeration mode in operational mode in the maximum value and minimum value of the second time period internal loading degree of operation
When, the second outdoor temperature is negative less than the first outdoor temperature, temperature gap, the smaller air warp for illustrating unit volume of temperature gap
It is bigger with the heat exchange amount of heat exchanger when crossing heat exchanger, the air in the air in space locating for outdoor unit and the heat exchanger of outdoor unit
The temperature difference it is smaller, the heat transfer of the heat exchanger of the air and outdoor unit in space locating for outdoor unit is slower, and heat exchange efficiency is lower, if
In second time period, the maximum value of temperature gap is not more than the second temperature difference threshold, illustrates the heat exchanger of outdoor unit at second
Between be constantly in the lower state of heat exchange efficiency in section, so that it is determined that radiating state is abnormal heat dissipation；
Embodiment 12
As shown in figure 12, control method according to an embodiment of the invention specifically includes following below scheme step:
Step S1202 obtains the geography information of outdoor unit；
Step S1204 determines the first outdoor temperature corresponding with outdoor unit according to geography information；
Step S1206 determines the radiating state in space locating for outdoor unit according to the first outdoor temperature；
Step S1208 judges whether radiating state is otherwise abnormal heat dissipation terminates if so then execute step S1210；
Step S1210 sends prompt information corresponding with outdoor unit to target terminal.
Specifically, when radiating state is abnormal heat dissipation, by sending prompt corresponding with outdoor unit to target terminal
Information allows user to obtain the information of outdoor unit operation exception in time, in favor of repairing and handling to outdoor unit in time,
The efficiency of compressor when to improve operation of air conditioner, improves the refrigeration or heating effect of air-conditioning, reduces power consumption, meanwhile, also can
Be conducive to the reliability service of air-conditioning system, increase service life.
Embodiment 13
Another embodiment of the present invention provides a kind of air conditioner, including memory, processor and it is stored in memory
Computer program that is upper and can running on a processor, processor realize the event of any of the above-described embodiment when executing computer program
Hinder the method for determination, so the technical effect with any of the above-described embodiment, details are not described herein.
Embodiment 14
Yet another embodiment of the present invention provides a kind of computer readable storage medium, is stored thereon with computer journey
Sequence, when which is executed by processor the step of the fault determination method of realization any of the above-described embodiment, so tool
There is the technical effect of any of the above-described embodiment, details are not described herein.
Embodiment 15
A specific embodiment according to the present invention, proposes a kind of fault determination method, specifically,
As shown in figure 13, the geographical installation of outdoor unit 1 is positioned by the wireless system for transmitting data 4 being mounted on outdoor unit 1
The parameter of outdoor unit 1 can be uploaded to data processing centre 5, including the installation of outdoor unit 1 ground by position, wireless system for transmitting data 4
Position, operational mode, 3 measured value current outdoor machine environment temperature T1 of outdoor unit environment temperature sensor and rotation speed of fan are managed,
Data processing centre 5 can obtain the real-time outside air temperature T2 of the installation of outdoor unit 1 ground location, outdoor unit environment temperature sensing
Device 3 is mounted on sunless position.
Under operational mode, when rotation speed of fan >=a (a is constant), in b (b is constant) calculating of data processing centre 5 in minute
1 environment temperature maximum temperature rise Δ Tmax >=c (c constant) of outdoor unit out, or calculate Δ T1 >=d (current outer machine ring of Δ T1=
Border temperature T1- data processing centre 5 obtains the real-time outside air temperature T2 of the installation of outdoor unit 1 ground location, and d is constant), then sentence
Disconnected outdoor unit 1 is mounted on the undesirable space of heat dissipation, while data processing centre 5 sends information to producer's after-sale management system, leads to
Know that after-sales staff is handled in the past.
Under heating operation mode, (k is constant) or defrost, oil return terminate after 1 boot running time of outdoor unit >=k minutes
Following judgement is carried out within runing time >=k minutes afterwards:
When rotation speed of fan >=e (e is constant), f (f is constant) in minute data processing centre 5 calculate 1 ring of outdoor unit
Border maximum temperature temperature drop Δ T1max >=g (g constant), or calculate Δ T2≤h (current outer machine environment temperature T1- number of Δ T2=
The real-time outside air temperature T2 of the installation of outdoor unit 1 ground location is obtained according to processing center 5, h is constant), then judge that outdoor unit 1 is pacified
Mounted in undesirable space of radiating.Data processing centre 5 sends information to producer's after-sale management system, and notice after-sales staff crosses place to go
Reason.
The fault determination method proposed according to the present invention can judge the radiating state of outdoor unit, rapidly in favor of room
The judgement of outer machine heat dissipation failure, sends prompt information corresponding with outdoor unit to target terminal, user is allow to obtain room in time
The information that outer machine is operating abnormally, in favor of repairing and handling to outdoor unit in time, to improve compressor when operation of air conditioner
Efficiency, improve the refrigeration or heating effect of air-conditioning, reduce power consumption, meanwhile, can also be conducive to the reliability fortune of air-conditioning system
Row increases service life.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In description of the invention, it is to be understood that the instructions such as term " on ", "lower", "left", "right", "front", "rear"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or unit of indication or suggestion meaning must have specific direction, be constructed and operated in a specific orientation,
It is thus impossible to be interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of fault determination method characterized by comprising
The geography information of outdoor unit is obtained, and the first outdoor temp corresponding with the outdoor unit is determined according to the geography information
Degree；
Obtain second outdoor temperature in space locating for the outdoor unit；
The heat dissipation shape in space locating for the outdoor unit is determined according to first outdoor temperature and/or second outdoor temperature
State.
2. fault determination method according to claim 1, which is characterized in that it is described according to first outdoor temperature and/
Or second outdoor temperature determines the radiating state in space locating for the outdoor unit, specifically includes:
Determine the outdoor unit within first time, the maximum temperature variation of second outdoor temperature；
When the maximum temperature variation is greater than warm variable threshold value, determine that the radiating state for abnormal heat dissipation, otherwise determines institute
Stating radiating state is proper heat reduction.
3. fault determination method according to claim 2, which is characterized in that it is described obtain outdoor unit geography information it
Before, further includes:
Obtain the operational mode of the outdoor unit；
Within first time, the maximum temperature variation of second outdoor temperature specifically includes the determination outdoor unit:
The operational mode be heating mode when, determine the outdoor unit within first time, second outdoor temperature
Maximum temperature drop；
The operational mode be refrigeration mode when, determine the outdoor unit within first time, second outdoor temperature
Maximum temperature rise.
4. fault determination method according to claim 3, which is characterized in that
When the operational mode is refrigeration mode, the fault determination method further include:
Obtain the rotation speed of fan of the outdoor unit；
When the rotation speed of fan is not less than the first revolving speed, execute described according to first outdoor temperature and/or described second
Outdoor temperature determines the step of radiating state in space locating for the outdoor unit.
5. fault determination method according to claim 3, which is characterized in that when the operational mode is heating mode,
The fault determination method further include:
Obtain the booting duration of the outdoor unit；
When the booting duration is greater than preset duration, the rotation speed of fan of the outdoor unit is obtained；
When the rotation speed of fan is not less than the second revolving speed, execute described according to first outdoor temperature and/or described second
Outdoor temperature determines the step of radiating state in space locating for the outdoor unit.
6. fault determination method according to claim 1, which is characterized in that further include:
Temperature sensor by being set to the back of the outdoor unit obtains second outdoor temperature；
Determine the temperature gap of second outdoor temperature and first outdoor temperature；
The heat dissipation that space locating for the outdoor unit is determined according to first outdoor temperature and/or second outdoor temperature
State specifically includes:
According to the operational mode of the temperature gap and the outdoor unit determine the outdoor unit locating for space radiating state.
7. fault determination method according to claim 6, which is characterized in that described according to the temperature gap and described
The operational mode of outdoor unit determines the radiating state in space locating for the outdoor unit, specifically includes:
When the operational mode is heating mode, the size relation of the temperature gap and the first temperature difference threshold is determined；
When the temperature gap is less than first temperature difference threshold, determines that the radiating state is proper heat reduction, otherwise determine
The radiating state is abnormal heat dissipation.
8. fault determination method according to claim 6, which is characterized in that described according to the temperature gap and described
The operational mode of outdoor unit determines the radiating state in space locating for the outdoor unit, specifically includes:
When the operational mode is refrigeration mode, the size relation of the temperature gap and the second temperature difference threshold is determined；
When the temperature gap is greater than second temperature difference threshold, determines that the radiating state is proper heat reduction, otherwise determine
The radiating state is abnormal heat dissipation.
9. fault determination method according to claim 6, which is characterized in that described according to the temperature gap and described
The operational mode of outdoor unit determines the radiating state in space locating for the outdoor unit, specifically includes:
Determine maximum temperature difference and minimum temperature difference of the temperature gap within the second time；
When the operational mode is heating mode, if the minimum temperature difference in second time is not less than the second temperature difference threshold,
Then determine the radiating state for abnormal heat dissipation；
When the operational mode is refrigeration mode, if the maximum temperature difference in second time is not more than the second temperature difference threshold,
Then determine the radiating state for abnormal heat dissipation.
10. fault determination method according to claim 1, which is characterized in that further include:
When the radiating state is abnormal heat dissipation, prompt information corresponding with the outdoor unit is sent to target terminal.
11. a kind of air conditioner, including memory, processor and it is stored on the memory and can runs on the processor
Computer program, which is characterized in that the processor is realized when executing the computer program as appointed in claims 1 to 10
Fault determination method described in one.
12. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The fault determination method as described in any one of claims 1 to 10 is realized when being executed by processor.
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| CN113108426A (en) * | 2021-04-07 | 2021-07-13 | 广东美的暖通设备有限公司 | Outdoor unit control method and device of air conditioner and air conditioner |
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| 杨阳: "通风百叶参数对VRF空调系统性能的影响", 《建筑热能通风空调》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111023504A (en) * | 2019-12-20 | 2020-04-17 | 宁波奥克斯电气股份有限公司 | Control method and device of air conditioner, air conditioner and storage medium |
| CN111023504B (en) * | 2019-12-20 | 2021-06-25 | 宁波奥克斯电气股份有限公司 | Control method and device of air conditioner, air conditioner and storage medium |
| CN113108426A (en) * | 2021-04-07 | 2021-07-13 | 广东美的暖通设备有限公司 | Outdoor unit control method and device of air conditioner and air conditioner |
| WO2022213724A1 (en) * | 2021-04-07 | 2022-10-13 | 广东美的暖通设备有限公司 | Control method and apparatus for outdoor unit of air conditioner, and air conditioner |
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| Publication number | Publication date |
|---|---|
| CN110529994B (en) | 2022-03-04 |
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