CN109059226A - Control method, air conditioner and the computer readable storage medium of electric expansion valve - Google Patents
Control method, air conditioner and the computer readable storage medium of electric expansion valve Download PDFInfo
- Publication number
- CN109059226A CN109059226A CN201810750819.8A CN201810750819A CN109059226A CN 109059226 A CN109059226 A CN 109059226A CN 201810750819 A CN201810750819 A CN 201810750819A CN 109059226 A CN109059226 A CN 109059226A
- Authority
- CN
- China
- Prior art keywords
- aperture
- expansion valve
- electric expansion
- air conditioner
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of control methods of electric expansion valve, it include: to obtain the maximum exhaust temperature of the compressor of the air conditioner in first preset duration when air conditioner is in heating mode and the duration of the heating mode is maintained to reach the first preset duration；The current exhaust gas temperature of the compressor is obtained every the second preset duration；When getting the current exhaust gas temperature every time, the aperture of the corresponding electric expansion valve of the air conditioner is adjusted based on the maximum exhaust temperature and the current delivery temperature.The invention also discloses a kind of air conditioner and computer readable storage mediums.The present invention realizes the aperture that electric expansion valve is adjusted according to current exhaust gas temperature timing, the low-temperature heating effect of room air conditioner can be improved according to the delivery temperature timing of compressor, the heating capacity output of air conditioner is improved, and then promotes room and heats comfort, improves user experience.
Description
Technical field
The present invention relates to air conditioner technical field more particularly to a kind of control methods of electric expansion valve, air conditioner and meter
Calculation machine readable storage medium storing program for executing.
Background technique
Currently, air conditioner, in low temperature environment when heating operation, outdoor unit of the air conditioner will appear frosting, so that air conditioner
Operating status be in transient.If the electronic expansion valve opening of air conditioner is fixed on setting aperture, with pushing away for time
It moves, the delivery temperature of compressor reduces rapidly, and causes the leaving air temp of air conditioner to reduce, so that heating performance of air conditioner is unstable
It is fixed, and then the thermal comfort in room is influenced, it causes to perplex to user's use.
Above content is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that above content is existing skill
Art.
Summary of the invention
The main purpose of the present invention is to provide a kind of control method of electric expansion valve, air conditioner and computer-readable deposit
Storage media, it is intended to solve existing air conditioner low-temperature heating operation late stage exhaust temperature reduce and the skill of the thermal comfort that influences room
Art problem.
To achieve the above object, the present invention provides a kind of control method of electric expansion valve, the control of the electric expansion valve
Method processed the following steps are included:
When air conditioner is in heating mode and the duration of the heating mode is maintained to reach the first preset duration,
Obtain the maximum exhaust temperature of the compressor of the air conditioner in first preset duration；
The current exhaust gas temperature of the compressor is obtained every the second preset duration；
When getting the current exhaust gas temperature every time, based on the maximum exhaust temperature and the current exhaust temperature
Degree adjusts the aperture of the corresponding electric expansion valve of the air conditioner.
In one embodiment, described when getting the current exhaust gas temperature every time, it is based on the maximum exhaust temperature
And current delivery temperature the step of adjusting the aperture of the electric expansion valve, includes:
When getting the current exhaust gas temperature every time, the maximum exhaust temperature and the current delivery temperature are calculated
Between temperature amplitude；
Obtain the current aperture of the electric expansion valve；
Aperture based on electric expansion valve described in the temperature amplitude and the current aperture regulation.
In one embodiment, described based on electric expansion valve described in the temperature amplitude and the current aperture regulation
The step of aperture includes:
It is opened based on default amplitude section locating for the temperature amplitude and the mapping relations determination of default aperture correction factor
Spend correction factor；
Aperture based on electric expansion valve described in the aperture correction factor and the current aperture regulation.
In one embodiment, described that aperture correction factor is determined based on default amplitude section locating for the temperature amplitude
Step includes:
When the default amplitude section locating for the temperature amplitude is the first default amplitude section, the aperture amendment is determined
Coefficient is the first correction factor；
When the default amplitude section locating for the temperature amplitude is the second default amplitude section, the aperture amendment is determined
Coefficient is the second correction factor；
When the default amplitude section locating for the temperature amplitude is that third presets amplitude section, the aperture amendment is determined
Coefficient is third correction factor；
When the default amplitude section locating for the temperature amplitude is the 4th default amplitude section, the aperture amendment is determined
Coefficient is the 4th correction factor；
Wherein, the described first default amplitude section, the second default amplitude section, third preset amplitude section and the 4th in advance
If amplitude section is sequentially reduced, first correction factor, the second correction factor, third correction factor and the 4th correction factor according to
Secondary reduction.
In one embodiment, described based on electronic expansion described in the aperture correction factor and the current aperture regulation
The step of aperture of valve includes:
First object aperture is calculated based on the aperture correction factor and the current aperture, by the electric expansion valve
Aperture regulation to the first object aperture.
In one embodiment, the aperture regulation by the electric expansion valve to the step of first object aperture, wraps
It includes:
Obtain the minimum aperture of the electric expansion valve under heating mode；
Determine whether the first object aperture is greater than the minimum aperture；
When the first object aperture is greater than the minimum aperture, by the aperture regulation of the electric expansion valve to described
First object aperture.
In one embodiment, whether the determination first object aperture was greater than after the step of minimum aperture,
Further include:
When the first object aperture is less than or equal to the minimum aperture, by the aperture regulation of the electric expansion valve
To the minimum aperture.
In one embodiment, the range of first preset duration is 2 minutes~7 minutes, second preset duration
Range is 2 minutes~5 minutes.
In one embodiment, described to be in heating mode in air conditioner and the duration of the heating mode is maintained to reach
When to the first preset duration, the step of obtaining the maximum exhaust temperature of the compressor of the air conditioner in first preset duration
Include:
When air conditioner is in heating mode, by the aperture regulation of the corresponding electric expansion valve of the air conditioner to the second mesh
Mark aperture；
When the electric expansion valve maintains the duration of the second target aperture to reach the first preset duration, described in acquisition
The maximum exhaust temperature of the compressor of the air conditioner in first preset duration.
In one embodiment, described when air conditioner is in heating mode, by the corresponding electric expansion valve of the air conditioner
Aperture regulation to the step of the second target aperture include:
When air conditioner is in heating mode, the running frequency of the compressor is obtained, and true based on the running frequency
Fixed second target aperture；
By the aperture regulation of the electric expansion valve to the second target aperture.
In addition, to achieve the above object, the present invention also provides a kind of air conditioners, which is characterized in that the air conditioner includes:
Memory, processor and the control journey for being stored in the electric expansion valve that can be run on the memory and on the processor
Sequence realizes described in any item electric expansion valves among the above when the control program of the electric expansion valve is executed by the processor
Control method the step of.
In addition, to achieve the above object, it is described computer-readable the present invention also provides a kind of computer readable storage medium
The control program of electric expansion valve is stored on storage medium, it is real when the control program of the electric expansion valve is executed by processor
Now among the above the control method of described in any item electric expansion valves the step of.
The present invention is pre- by reaching first in the duration that air conditioner is in heating mode and maintains the heating mode
If when duration, the maximum exhaust temperature of the compressor of the air conditioner in first preset duration is obtained, then every second
Preset duration obtains the current exhaust gas temperature of the compressor, then when getting the current exhaust gas temperature every time, is based on
The maximum exhaust temperature and the current delivery temperature adjust the aperture of the corresponding electric expansion valve of the air conditioner, realize
The aperture that electric expansion valve is adjusted according to current exhaust gas temperature timing is avoided when air conditioner be in low-temperature heating operation, electric
The case where aperture of sub- expansion valve fixes and reduces the leaving air temp of air conditioner, can be according to the delivery temperature timing of compressor
The low-temperature heating effect for improving room air conditioner, improves the heating capacity output of air conditioner, and then promotes room and heat comfort,
Improve user experience.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of air conditioner in hardware running environment that the embodiment of the present invention is related to；
Fig. 2 is the flow diagram of the control method first embodiment of electric expansion valve of the present invention；
Fig. 3 be electric expansion valve of the present invention control method second embodiment in getting the current exhaust temperature every time
When spending, the step of aperture of the electric expansion valve is adjusted based on the maximum exhaust temperature and the current delivery temperature
Refine flow diagram；
Fig. 4 is to be based on the temperature amplitude in the control method 3rd embodiment of electric expansion valve of the present invention and described work as
The refinement flow diagram of the step of aperture of electric expansion valve described in preceding aperture regulation；
Fig. 5 is in the control method fourth embodiment of electric expansion valve of the present invention by the aperture regulation of the electric expansion valve
The refinement flow diagram of the step of to the first object aperture；
Fig. 6 is to be in heating mode in air conditioner in the 5th embodiment of control method of electric expansion valve of the present invention and tie up
When holding the duration of the heating mode and reaching the first preset duration, the air conditioner in first preset duration is obtained
The refinement flow diagram of the step of maximum exhaust temperature of compressor；
Fig. 7 is to incite somebody to action in the control method sixth embodiment of electric expansion valve of the present invention when air conditioner is in heating mode
The refinement flow diagram of the step of aperture regulation to the second target aperture of the corresponding electric expansion valve of the air conditioner.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
The application adjusts the aperture of electric expansion valve according to maximum exhaust temperature and the current exhaust gas temperature timing of compressor,
So that electronic expansion valve opening adjusting is more reasonable, in air conditioner longtime running, the delivery temperature that can be avoided compressor is fast
The case where speed reduces and the leaving air temp of air conditioner is caused to reduce improves the stability of heating performance of air conditioner, and then improves room
Between thermal comfort.
In order to better understand the above technical scheme, the exemplary reality of the disclosure is more fully described below with reference to accompanying drawings
Apply example.Although showing the exemplary embodiment of the disclosure in attached drawing, it being understood, however, that may be realized in various forms this public affairs
It opens and should not be limited by the embodiments set forth herein.It is to be able to thoroughly understand this on the contrary, providing these embodiments
It is open, and the scope of the present disclosure can be fully disclosed to those skilled in the art.
In order to better understand the above technical scheme, in conjunction with appended figures and specific embodiments to upper
Technical solution is stated to be described in detail.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
As shown in Figure 1, Fig. 1 is the structural representation of air conditioner in hardware running environment that the embodiment of the present invention is related to
Figure.
As shown in Figure 1, the air conditioner may include: processor 1001, such as CPU, network interface 1004, user interface
1003, memory 1005, communication bus 1002.Wherein, communication bus 1002 is for realizing the connection communication between these components.
User interface 1003 may include display screen (Display), input unit such as keyboard (Keyboard), optional user interface
1003 can also include standard wireline interface and wireless interface.Network interface 1004 optionally may include that the wired of standard connects
Mouth, wireless interface (such as WI-FI interface).Memory 1005 can be high speed RAM memory, be also possible to stable memory
(non-volatile memory), such as magnetic disk storage.Memory 1005 optionally can also be independently of aforementioned processor
1001 storage device.
Optionally, air conditioner can also include camera, RF (Radio Frequency, radio frequency) circuit, sensor, sound
Frequency circuit, WiFi module etc..Wherein, sensor such as optical sensor, motion sensor and other sensors.Certainly, empty
Device is adjusted to can also configure the other sensors such as gyroscope, barometer, hygrometer, thermometer, infrared sensor, it is no longer superfluous herein
It states.
It will be understood by those skilled in the art that air conditioner structure shown in Fig. 1 does not constitute the restriction to air conditioner, it can
To include perhaps combining certain components or different component layouts than illustrating more or fewer components.
As shown in Figure 1, as may include that operating system, network are logical in a kind of memory 1005 of computer storage medium
Believe module, the control program of Subscriber Interface Module SIM and electric expansion valve.
In air conditioner shown in Fig. 1, network interface 1004 be mainly used for connect background server, with background server into
Row data communication；User interface 1003 is mainly used for connecting client (user terminal), carries out data communication with client；And it handles
Device 1001 can be used for calling the control program of the electric expansion valve stored in memory 1005.
In the present embodiment, air conditioner includes: memory 1005, processor 1001 and is stored on the memory 1005
And the control program for the electric expansion valve that can be run on the processor 1001, wherein processor 1001 calls memory
When the control program of the electric expansion valve stored in 1005, and execute following operation:
When air conditioner is in heating mode and the duration of the heating mode is maintained to reach the first preset duration,
Obtain the maximum exhaust temperature of the compressor of the air conditioner in first preset duration；
The current exhaust gas temperature of the compressor is obtained every the second preset duration；
When getting the current exhaust gas temperature every time, based on the maximum exhaust temperature and the current exhaust temperature
Degree adjusts the aperture of the corresponding electric expansion valve of the air conditioner.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
When getting the current exhaust gas temperature every time, the maximum exhaust temperature and the current delivery temperature are calculated
Between temperature amplitude；
Obtain the current aperture of the electric expansion valve；
Aperture based on electric expansion valve described in the temperature amplitude and the current aperture regulation.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
It is opened based on default amplitude section locating for the temperature amplitude and the mapping relations determination of default aperture correction factor
Spend correction factor；
Aperture based on electric expansion valve described in the aperture correction factor and the current aperture regulation.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
First object aperture is calculated based on the aperture correction factor and the current aperture, by the electric expansion valve
Aperture regulation to the first object aperture.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
Obtain the minimum aperture of the electric expansion valve under heating mode；
Determine whether the first object aperture is greater than the minimum aperture；
When the first object aperture is greater than the minimum aperture, by the aperture regulation of the electric expansion valve to described
First object aperture.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
When the first object aperture is less than or equal to the minimum aperture, by the aperture regulation of the electric expansion valve
To the minimum aperture.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
When air conditioner is in heating mode, by the aperture regulation of the corresponding electric expansion valve of the air conditioner to the second mesh
Mark aperture；
When the electric expansion valve maintains the duration of the second target aperture to reach the first preset duration, described in acquisition
The maximum exhaust temperature of the compressor of the air conditioner in first preset duration.
Further, processor 1001 can call the control program of the electric expansion valve stored in memory 1005, also
Execute following operation:
When air conditioner is in heating mode, the running frequency of the compressor is obtained, and true based on the running frequency
Fixed second target aperture；
By the aperture regulation of the electric expansion valve to the second target aperture.
The present invention also provides a kind of control methods of electric expansion valve, are electric expansion valve of the present invention referring to Fig. 2, Fig. 2
The flow diagram of control method first embodiment.
The control method of the electric expansion valve the following steps are included:
It is pre- to reach first in the duration that air conditioner is in heating mode and maintains the heating mode by step S100
If when duration, obtaining the maximum exhaust temperature of the compressor of the air conditioner in first preset duration；
In the present embodiment, which can be that heat pump type room air conditioner adds up in air conditioner heat-production starting
The duration that the duration of air conditioner heat-production operation, i.e. air conditioner maintain heating mode, and the exhaust of real-time monitoring compressor
Temperature obtains in the delivery temperature of the first preset duration inner compressor most if duration reaches the first preset duration
Big delivery temperature.
Wherein, the first preset duration can be rationally arranged, for example, the range of the first preset duration is 2 minutes~7 points
Clock, specifically, first preset duration may be configured as 5 minutes etc., it is not limited here.
Under normal circumstances, when air conditioner heat-production starts, the electric expansion valve of the air conditioner can be adjusted to a certain fixation
Aperture, therefore, the duration can maintain the operation duration of the fixation aperture for electric expansion valve.Electric expansion valve setting
In coolant system between outdoor unit of the air conditioner and indoor unit, to control coolant system between indoor unit and outdoor unit
Cold medium flux.
Step S200 obtains the current exhaust gas temperature of the compressor every the second preset duration；
In the present embodiment, when getting maximum exhaust temperature, the current exhaust gas temperature of timing acquisition compressor, i.e., often
The current exhaust gas temperature of compressor is obtained every the second preset duration.
Wherein, the second preset duration can be rationally arranged, for example, the range of the second preset duration is 2 minutes~5 points
Clock, specifically, second preset duration may be configured as 3 minutes etc., it is not limited here
Step S300, when getting the current exhaust gas temperature every time, based on the maximum exhaust temperature and described
Current delivery temperature adjusts the aperture of the corresponding electric expansion valve of the air conditioner.
In the present embodiment, when getting current exhaust gas temperature every time, according to the maximum exhaust temperature and current row
Temperature degree adjusts the aperture of the electric expansion valve, specifically, calculates between the maximum exhaust temperature and current delivery temperature
Temperature amplitude, and the corresponding aperture correction factor of the temperature amplitude is determined, according to the aperture correction factor and electronic expansion
The aperture of electric expansion valve described in the current aperture regulation of valve, and then realize and electronic expansion is adjusted according to current exhaust gas temperature timing
The aperture of valve is avoided when air conditioner is in low-temperature heating operation, and the outlet air of air conditioner is fixed and made to the aperture of electric expansion valve
The case where temperature reduces.
Through this embodiment, when air conditioner is in low-temperature heating, such as when outdoor environment temperature is lower than 5 DEG C, by fixed
When adjust electric expansion valve aperture, in air conditioner longtime running, the delivery temperature that can be avoided compressor reduce rapidly and
The case where causing the leaving air temp of air conditioner to reduce improves the stability of heating performance of air conditioner, and then the heat for improving room is relaxed
Adaptive.It should be noted that can also periodically be adjusted through the above way when the corresponding outdoor environment temperature of air conditioner is higher than 5 DEG C
Save the aperture of electric expansion valve.
The control method for the electric expansion valve that the present embodiment proposes, by being in heating mode in air conditioner and maintaining institute
When stating the duration of heating mode and reaching the first preset duration, the compression of the air conditioner in first preset duration is obtained
The maximum exhaust temperature of machine then obtains the current exhaust gas temperature of the compressor, then each every the second preset duration
When getting the current exhaust gas temperature, the air-conditioning is adjusted based on the maximum exhaust temperature and the current delivery temperature
The aperture of the corresponding electric expansion valve of device realizes the aperture for adjusting electric expansion valve according to current exhaust gas temperature timing, avoids
When air conditioner is in low-temperature heating operation, the aperture of electric expansion valve is fixed and the feelings that reduce the leaving air temp of air conditioner
Condition can improve the low-temperature heating effect of room air conditioner according to the delivery temperature timing of compressor, improve the heating of air conditioner
Ability output, and then promote room and heat comfort, improve user experience.
Based on first embodiment, the second embodiment of the control method of electric expansion valve of the present invention is proposed, reference Fig. 3,
In the present embodiment, step S300 includes:
Step S310 calculates the maximum exhaust temperature and works as with described when getting the current exhaust gas temperature every time
Temperature amplitude between phase delivery temperature；
Step S320 obtains the current aperture of the electric expansion valve；
Step S320, the aperture based on electric expansion valve described in the temperature amplitude and the current aperture regulation.
In the present embodiment, when getting current exhaust gas temperature every time, the maximum exhaust temperature and current row are calculated
Temperature amplitude between temperature degree, and obtain the current aperture of the electric expansion valve, based on the temperature amplitude and this currently open
Degree adjusts the aperture of electric expansion valve, specifically, it is first determined the corresponding aperture correction factor of the temperature amplitude, according to the aperture
The aperture of electric expansion valve described in the current aperture regulation of correction factor and electric expansion valve, and then realize according to current exhaust
Temperature timing adjusts the aperture of electric expansion valve, improves the accuracy that electronic expansion valve opening is adjusted.
For example, maximum exhaust temperature is TPmax, current delivery temperature is TPi, then temperature amplitude C can be calculate by the following formula
It obtains:
C=(TPmax-TPi)/TPmax*100%.
The control method for the electric expansion valve that the present embodiment proposes, by getting the current exhaust gas temperature every time
When, the temperature amplitude between the maximum exhaust temperature and the current delivery temperature is calculated, the electronic expansion is then obtained
The current aperture of valve, the aperture then based on electric expansion valve described in the temperature amplitude and the current aperture regulation are led to
The temperature amplitude between maximum exhaust temperature and current delivery temperature is crossed, realizes the accurate adjusting of electronic expansion valve opening, in turn
Improve the low-temperature heating effect of room air conditioner according to the timing of the delivery temperature of compressor, the heating capacity for improving air conditioner is defeated
Out, room heating comfort and user experience are further promoted.
Based on second embodiment, the 3rd embodiment of the control method of electric expansion valve of the present invention is proposed, reference Fig. 4,
In the present embodiment, step S330 includes:
Step S331, the mapping based on default amplitude section locating for the temperature amplitude and default aperture correction factor are closed
It is to determine aperture correction factor；
Step S332, based on opening for electric expansion valve described in the aperture correction factor and the current aperture regulation
Degree.
In the present embodiment, when temperature amplitude is calculated, based on default amplitude section locating for the temperature amplitude with
The mapping relations of default aperture correction factor determine aperture correction factor, specifically, it is determined that default width belonging to the temperature amplitude
It is worth section, then determines aperture correction factor based on the mapping relations of default amplitude section and default aperture correction factor, then
According to the aperture of the aperture correction factor and current aperture regulation electric expansion valve, electronic expansion valve opening tune is further increased
The accuracy of section.
It should be noted that the mapping relations in default amplitude section Yu default aperture correction factor can be preset, i.e., often
The corresponding default aperture correction factor in one default amplitude section, wherein default amplitude section includes at least two amplitude sections；
According to the sequence that each amplitude section is descending, the corresponding default aperture correction factor in each amplitude section is sequentially reduced.
For example, default amplitude section includes the first default amplitude section, the second default amplitude section, the default amplitude area of third
Between and the 4th default amplitude section and each default amplitude section be corresponding in turn to the first correction factor, second amendment system
Number, third correction factor and the 4th correction factor, wherein the first default amplitude section, the second default amplitude section, third are default
Amplitude section and the 4th default amplitude section are sequentially reduced, the first correction factor, the second correction factor, third correction factor and
4th correction factor is sequentially reduced, it is preferable that the minimum value in the first default amplitude section is greater than the second default amplitude section most
Big value；The minimum value in the second default amplitude section is greater than the maximum value that third presets amplitude section；Third presets amplitude section
Minimum value is greater than the maximum value in the described 4th default amplitude section.
Step S331 include: the default amplitude section locating for the temperature amplitude be the first default amplitude section when,
Determine that the aperture correction factor is the first correction factor；The default amplitude section locating for the temperature amplitude is second default
When amplitude section, determine that the aperture correction factor is the second correction factor；The default amplitude area locating for the temperature amplitude
Between for third preset amplitude section when, determine the aperture correction factor be third correction factor；Locating for the temperature amplitude
Default amplitude section be the 4th default amplitude section when, determine the aperture correction factor be the 4th correction factor.
For example, default amplitude section and the mapping relations of default aperture correction factor are as shown in table 1 below.
Table 1, amplitude section and aperture correction factor mapping table
| Amplitude section (C) | Aperture correction factor (r) |
| 10% > C >=5% | 0.95 |
| 20% > C >=10% | 0.9 |
| 30% > C >=20% | 0.85 |
| C >=30% | 0.8 |
As shown in table 1,10% > C > >=5%, 20% > C >=10%, 30% > C >=20%, C >=30% are followed successively by first
Default amplitude section, the second default amplitude section, third preset amplitude section and the 4th default amplitude section, corresponding
0.95,0.9,0.85,0.8 is respectively the first correction factor, the second correction factor, third correction factor and the 4th correction factor.
Wherein, if C < 5%, which may be configured as 1.
In other embodiments, the default amplitude section and default aperture amendment different from table 1 can be set according to demand
Coefficient increases the quantity in default amplitude section, is arranged simultaneously for example, can reduce the range in each default amplitude section in table 1
Corresponding default aperture coefficient, the default aperture coefficient are referred to table 1 and are configured according to the identical decreasing fashion of difference,
It can be configured according to the different decreasing fashion of difference, so that the aperture adjustment of electric expansion valve more refines, wherein poor
Value is the difference between the corresponding aperture correction factor in two neighboring default amplitude section.
Further, in one embodiment, step S332 includes: based on the aperture correction factor and described current
Aperture calculates first object aperture, by the aperture regulation of the electric expansion valve to the first object aperture.
In the present embodiment, first object aperture can be calculated according to aperture correction factor and current aperture first, then
By the aperture regulation of the electric expansion valve to first object aperture, and then the accurate adjusting of electronic expansion valve opening, raising are empty
The heating capacity output for adjusting device, further promotes room heating comfort and user experience.
It should be noted that the calculation formula of first object aperture can be P=P0*r, wherein r is aperture amendment system
Number, P0 are current aperture.In other embodiments, the calculation formula of first object aperture can also be P=P0*r+A, wherein A
For constant.If the first object aperture being calculated is decimal, the decimal can be rounded up to obtain the first of integer
Target aperture.
The control method for the electric expansion valve that the present embodiment proposes, by based on default amplitude locating for the temperature amplitude
The mapping relations of section and default aperture correction factor determine aperture correction factor, then based on the aperture correction factor and
The aperture of electric expansion valve described in the current aperture regulation, and then electronic expansion can be accurately determined according to aperture correction factor
The aperture of valve realizes the accurate adjusting of electronic expansion valve opening, improves the heating capacity output of air conditioner, further promotes room
Heat comfort and user experience.
Based on 3rd embodiment, the fourth embodiment of the control method of electric expansion valve of the present invention is proposed, reference Fig. 5,
In the present embodiment, step S332 includes:
Step S3321 obtains the minimum aperture of the electric expansion valve under heating mode；
Step S3322, determines whether the first object aperture is greater than the minimum aperture；
Step S3323, when the first object aperture is greater than the minimum aperture, by the aperture of the electric expansion valve
It is adjusted to the first object aperture.
Under normal circumstances, when air conditioner is run, either heating operation or refrigerating operaton are designed with electric expansion valve
Minimum aperture, it is too small to avoid electronic expansion valve opening, influence the refrigeration or heating effect of air conditioner.
In the present embodiment, when obtaining first object aperture, the minimum of the electric expansion valve under heating mode is obtained
Aperture, and determine whether the first object aperture is greater than the minimum aperture, if the first object aperture is greater than the minimum aperture,
Then by the aperture regulation of electric expansion valve to first object aperture, can avoid adjusting during adjusting electric expansion valve
The aperture of electric expansion valve is too small afterwards, improve air conditioner heating capacity output, further promoted room heating comfort and
User experience.
Further, in one embodiment, after step S3322, further includes: be less than in the first object aperture or
When equal to the minimum aperture, by the aperture regulation of the electric expansion valve to the minimum aperture.
In the present embodiment, if the first object aperture is less than or equal to minimum aperture, i.e. the first object aperture is too small
When, by the aperture regulation of electric expansion valve to the minimum aperture, and then can be avoided adjust after electric expansion valve aperture it is too small
And influence the operation of air conditioner, and then improve air conditioner heating capacity output, further promoted room heating comfort and
User experience.
The control method for the electric expansion valve that the present embodiment proposes, by obtaining the electric expansion valve under heating mode
Minimum aperture, then determines whether the first object aperture is greater than the minimum aperture, then in the first object aperture
When greater than the minimum aperture, by the aperture regulation of the electric expansion valve to the first object aperture, electricity can adjusted
It during sub- expansion valve, avoids the aperture of electric expansion valve after adjusting too small, and then improves the heating capacity output of air conditioner,
Further promote room heating comfort and user experience.
Based on the above embodiment, the 5th embodiment of the control method of proposition electric expansion valve of the present invention, reference Fig. 6,
In the present embodiment, step S100 includes:
Step S110, when air conditioner is in heating mode, by the aperture regulation of the electric expansion valve to the second target
Aperture；
Step S120 maintains the duration of the second target aperture to reach the first preset duration in the electric expansion valve
When, obtain the maximum exhaust temperature of the compressor of the air conditioner in first preset duration.
It in the present embodiment, i.e., will when the air conditioner starts operation with heating mode when air conditioner is in heating mode
The aperture regulation of the electric expansion valve maintains the duration of the second target aperture to reach to the second target aperture, and in electric expansion valve
When the first preset duration, the maximum exhaust temperature of the compressor of the air conditioner in first preset duration is obtained, so that empty
It adjusts device according to the second target aperture heating operation, guarantees the efficiency of air conditioner heat-production operation, the heating capacity for improving air conditioner is defeated
Out, and then room heating comfort is promoted.
It should be noted that the fixation aperture that the second target aperture is set when can run for air conditioner heat-production, alternatively,
The second target aperture can be determined according to the current running frequency of the compressor of the air conditioner.
The control method for the electric expansion valve that the present embodiment proposes, by when air conditioner be in heating mode, will described in
The aperture regulation of the corresponding electric expansion valve of air conditioner then maintains described the in the electric expansion valve to the second target aperture
When the duration of two target apertures reaches the first preset duration, the compressor of the air conditioner in first preset duration is obtained
Maximum exhaust temperature, so that air conditioner guarantees the efficiency of air conditioner heat-production operation, into one according to the second target aperture heating operation
Step promotes room heating comfort and user experience.
Based on the 5th embodiment, the sixth embodiment of the control method of electric expansion valve of the present invention is proposed, reference Fig. 7,
In the present embodiment, step S110 includes:
Step S111 obtains the running frequency of the compressor, and be based on the fortune when air conditioner is in heating mode
Line frequency determines the second target aperture；
Step S112, by the aperture regulation of the electric expansion valve to the second target aperture.
In the present embodiment, it when air conditioner is in heating mode, i.e., when the air conditioner starts operation with heating mode, obtains
The running frequency of the compressor is taken, and the second target aperture is determined based on the running frequency got, then by the electronic expansion
The aperture regulation of valve is to the second target aperture, so that air conditioner guarantees air conditioner system according to the second target aperture heating operation
The efficiency of heat operation, improves the heating capacity output of air conditioner, and then promotes room and heat comfort.
It should be noted that the calculation formula of the second target aperture is P0=B*Fr+C, wherein P0 is that the second target is opened
Degree, Fr is compressor operating frequency；B and C is the corresponding correction factor of the second target aperture.
The control method for the electric expansion valve that the present embodiment proposes, by obtaining institute when air conditioner is in heating mode
The running frequency of compressor is stated, and the second target aperture is determined based on the running frequency, then by the electric expansion valve
Aperture regulation is to the second target aperture, so that air conditioner guarantees air conditioner heat-production according to the second target aperture heating operation
The efficiency of operation improves the heating capacity output of air conditioner, further promotes room and heats comfort.
In addition, the embodiment of the present invention also proposes a kind of computer readable storage medium, the computer readable storage medium
On be stored with the control program of electric expansion valve, following behaviour is realized when the control program of the electric expansion valve is executed by processor
Make:
When air conditioner is in heating mode and the duration of the heating mode is maintained to reach the first preset duration,
Obtain the maximum exhaust temperature of the compressor of the air conditioner in first preset duration；
The current exhaust gas temperature of the compressor is obtained every the second preset duration；
When getting the current exhaust gas temperature every time, based on the maximum exhaust temperature and the current exhaust temperature
Degree adjusts the aperture of the corresponding electric expansion valve of the air conditioner.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
When getting the current exhaust gas temperature every time, the maximum exhaust temperature and the current delivery temperature are calculated
Between temperature amplitude；
Obtain the current aperture of the electric expansion valve；
Aperture based on electric expansion valve described in the temperature amplitude and the current aperture regulation.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
It is opened based on default amplitude section locating for the temperature amplitude and the mapping relations determination of default aperture correction factor
Spend correction factor；
Aperture based on electric expansion valve described in the aperture correction factor and the current aperture regulation.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
First object aperture is calculated based on the aperture correction factor and the current aperture, by the electric expansion valve
Aperture regulation to the first object aperture.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
Obtain the minimum aperture of the electric expansion valve under heating mode；
Determine whether the first object aperture is greater than the minimum aperture；
When the first object aperture is greater than the minimum aperture, by the aperture regulation of the electric expansion valve to described
First object aperture.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
When the first object aperture is less than or equal to the minimum aperture, by the aperture regulation of the electric expansion valve
To the minimum aperture.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
When air conditioner is in heating mode, by the aperture regulation of the corresponding electric expansion valve of the air conditioner to the second mesh
Mark aperture；
When the electric expansion valve maintains the duration of the second target aperture to reach the first preset duration, described in acquisition
The maximum exhaust temperature of the compressor of the air conditioner in first preset duration.
Further, following operation is also realized when the control program of the electric expansion valve is executed by processor:
When air conditioner is in heating mode, the running frequency of the compressor is obtained, and true based on the running frequency
Fixed second target aperture；
By the aperture regulation of the electric expansion valve to the second target aperture.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
It should be noted that in the claims, any reference symbol between parentheses should not be configured to power
The limitation that benefit requires.Word "comprising" does not exclude the presence of component or step not listed in the claims.Before component
Word "a" or "an" does not exclude the presence of multiple such components.The present invention can be by means of including several different components
It hardware and is realized by means of properly programmed computer.In the unit claims listing several devices, these are filled
Several in setting, which can be, to be embodied by the same item of hardware.The use of word first, second, and third is not
Indicate any sequence.These words can be construed to title.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (12)
1. a kind of control method of electric expansion valve, which is characterized in that the control method of the electric expansion valve includes following step
It is rapid:
When air conditioner is in heating mode and the duration of the heating mode is maintained to reach the first preset duration, obtain
The maximum exhaust temperature of the compressor of the air conditioner in first preset duration；
The current exhaust gas temperature of the compressor is obtained every the second preset duration；
When getting the current exhaust gas temperature every time, it is based on the maximum exhaust temperature and the current delivery temperature tune
Save the aperture of the corresponding electric expansion valve of the air conditioner.
2. the control method of electric expansion valve as described in claim 1, which is characterized in that described to get described work as every time
When front exhaust temperature, the aperture of the electric expansion valve is adjusted based on the maximum exhaust temperature and the current delivery temperature
The step of include:
When getting the current exhaust gas temperature every time, calculate between the maximum exhaust temperature and the current delivery temperature
Temperature amplitude；
Obtain the current aperture of the electric expansion valve；
Aperture based on electric expansion valve described in the temperature amplitude and the current aperture regulation.
3. the control method of electric expansion valve as claimed in claim 2, which is characterized in that it is described based on the temperature amplitude with
And electric expansion valve described in the current aperture regulation aperture the step of include:
Determine that aperture is repaired based on default amplitude section locating for the temperature amplitude and the mapping relations of default aperture correction factor
Positive coefficient；
Aperture based on electric expansion valve described in the aperture correction factor and the current aperture regulation.
4. the control method of electric expansion valve as claimed in claim 3, which is characterized in that the default amplitude section includes extremely
Few two amplitude sections；According to the sequence that each amplitude section is descending, the corresponding default aperture amendment in each amplitude section
Coefficient is sequentially reduced.
5. the control method of electric expansion valve as claimed in claim 3, which is characterized in that described based on aperture amendment system
The step of aperture of electric expansion valve described in the several and described current aperture regulation includes:
First object aperture is calculated based on the aperture correction factor and the current aperture, by opening for the electric expansion valve
Degree is adjusted to the first object aperture.
6. the control method of electric expansion valve as claimed in claim 5, which is characterized in that described by the electric expansion valve
Aperture regulation to the step of first object aperture includes:
Obtain the minimum aperture of the electric expansion valve under heating mode；
Determine whether the first object aperture is greater than the minimum aperture；
When the first object aperture is greater than the minimum aperture, by the aperture regulation of the electric expansion valve to described first
Target aperture.
7. the control method of electric expansion valve as claimed in claim 6, which is characterized in that the determination first object is opened
After the step of whether degree is greater than the minimum aperture, further includes:
When the first object aperture is less than or equal to the minimum aperture, by the aperture regulation of the electric expansion valve to institute
State minimum aperture.
8. the control method of electric expansion valve as described in claim 1, which is characterized in that the range of first preset duration
It is 2 minutes~7 minutes, the range of second preset duration is 2 minutes~5 minutes.
9. such as the control method of electric expansion valve described in any item of the claim 1 to 8, which is characterized in that described in air-conditioning
When device is in heating mode and the duration of the heating mode is maintained to reach the first preset duration, it is pre- to obtain described first
If the step of maximum exhaust temperature of the compressor of the air conditioner, includes: in duration
When air conditioner is in heating mode, the aperture regulation of the corresponding electric expansion valve of the air conditioner to the second target is opened
Degree；
When the electric expansion valve maintains the duration of the second target aperture to reach the first preset duration, described first is obtained
The maximum exhaust temperature of the compressor of the air conditioner in preset duration.
10. the control method of electric expansion valve as claimed in claim 9, which is characterized in that described to be in heating in air conditioner
When mode, include: by the aperture regulation of the corresponding electric expansion valve of the air conditioner to the step of the second target aperture
When air conditioner is in heating mode, the running frequency of the compressor is obtained, and determine based on the running frequency
Two target apertures；
By the aperture regulation of the electric expansion valve to the second target aperture.
11. a kind of air conditioner, which is characterized in that the air conditioner includes: memory, processor and is stored on the memory
And the control program for the electric expansion valve that can be run on the processor, the control program of the electric expansion valve is by the place
The step of managing the control method that the electric expansion valve as described in any one of claims 1 to 10 is realized when device executes.
12. a kind of computer readable storage medium, which is characterized in that it is swollen to be stored with electronics on the computer readable storage medium
The control program of swollen valve is realized when the control program of the electric expansion valve is executed by processor as appointed in claims 1 to 10
The step of control method of electric expansion valve described in one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810750819.8A CN109059226B (en) | 2018-07-09 | 2018-07-09 | Control method of electronic expansion valve, air conditioner and computer readable storage medium |
| PCT/CN2019/092949 WO2020011019A1 (en) | 2018-07-09 | 2019-06-26 | Electronic expansion valve control method, air conditioner and computer readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810750819.8A CN109059226B (en) | 2018-07-09 | 2018-07-09 | Control method of electronic expansion valve, air conditioner and computer readable storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109059226A true CN109059226A (en) | 2018-12-21 |
| CN109059226B CN109059226B (en) | 2020-04-21 |
Family
ID=64819373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810750819.8A Active CN109059226B (en) | 2018-07-09 | 2018-07-09 | Control method of electronic expansion valve, air conditioner and computer readable storage medium |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109059226B (en) |
| WO (1) | WO2020011019A1 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375418A (en) * | 2019-07-01 | 2019-10-25 | 广东美的制冷设备有限公司 | Air conditioner and its control method for electronic expansion valve, control device and storage medium |
| CN110398032A (en) * | 2019-07-01 | 2019-11-01 | 广东美的制冷设备有限公司 | Air conditioner and its control method for electronic expansion valve, control device and storage medium |
| WO2020011019A1 (en) * | 2018-07-09 | 2020-01-16 | 广东美的制冷设备有限公司 | Electronic expansion valve control method, air conditioner and computer readable storage medium |
| CN111023458A (en) * | 2019-12-30 | 2020-04-17 | 四川长虹空调有限公司 | Electronic expansion valve control method for prolonging frosting period and air conditioner |
| CN111141001A (en) * | 2019-12-31 | 2020-05-12 | Tcl空调器(中山)有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN111981638A (en) * | 2020-08-21 | 2020-11-24 | Tcl空调器(中山)有限公司 | Control method of expansion valve, defrosting device, air conditioner and storage medium |
| CN113339985A (en) * | 2021-05-27 | 2021-09-03 | 青岛海尔空调器有限总公司 | Control method and control device for air conditioner electronic expansion valve and air conditioner |
| CN113959082A (en) * | 2020-07-03 | 2022-01-21 | 广东美的制冷设备有限公司 | Control method and device of air conditioner and computer storage medium |
| CN114383268A (en) * | 2021-12-27 | 2022-04-22 | 青岛海尔空调器有限总公司 | Method and device for controlling electronic expansion valve, air conditioner and storage medium |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9288298B2 (en) | 2014-05-06 | 2016-03-15 | Fitbit, Inc. | Notifications regarding interesting or unusual activity detected from an activity monitoring device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002130770A (en) * | 2000-10-30 | 2002-05-09 | Mitsubishi Electric Corp | Refrigerating cycle device and its control method |
| CN101592387A (en) * | 2008-05-29 | 2009-12-02 | 乐金电子(天津)电器有限公司 | The control method of multiple air-conditioner indoor machine during heating |
| CN103851847A (en) * | 2012-12-03 | 2014-06-11 | 美的集团股份有限公司 | System and method for controlling electronic expansion valve of air conditioner, and multi-split air conditioner outdoor unit |
| CN104344495A (en) * | 2013-08-02 | 2015-02-11 | 海尔集团公司 | Control method for compressor exhaust temperature under heating conditions of air conditioner |
| CN106152399A (en) * | 2016-07-04 | 2016-11-23 | 青岛海尔空调器有限总公司 | The method controlling air-conditioner electric expansion valve |
| CN106196764A (en) * | 2016-07-19 | 2016-12-07 | 青岛海信日立空调系统有限公司 | The control method of a kind of electric expansion valve and device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423497B (en) * | 2015-12-18 | 2018-09-04 | Tcl空调器(中山)有限公司 | The control method and device of electric expansion valve |
| JP2017180995A (en) * | 2016-03-31 | 2017-10-05 | 株式会社富士通ゼネラル | Air conditioner |
| CN106871477A (en) * | 2017-03-13 | 2017-06-20 | 合肥美的暖通设备有限公司 | Defroster, source pump and its Defrost method |
| CN109059226B (en) * | 2018-07-09 | 2020-04-21 | 广东美的制冷设备有限公司 | Control method of electronic expansion valve, air conditioner and computer readable storage medium |
-
2018
- 2018-07-09 CN CN201810750819.8A patent/CN109059226B/en active Active
-
2019
- 2019-06-26 WO PCT/CN2019/092949 patent/WO2020011019A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002130770A (en) * | 2000-10-30 | 2002-05-09 | Mitsubishi Electric Corp | Refrigerating cycle device and its control method |
| CN101592387A (en) * | 2008-05-29 | 2009-12-02 | 乐金电子(天津)电器有限公司 | The control method of multiple air-conditioner indoor machine during heating |
| CN103851847A (en) * | 2012-12-03 | 2014-06-11 | 美的集团股份有限公司 | System and method for controlling electronic expansion valve of air conditioner, and multi-split air conditioner outdoor unit |
| CN104344495A (en) * | 2013-08-02 | 2015-02-11 | 海尔集团公司 | Control method for compressor exhaust temperature under heating conditions of air conditioner |
| CN106152399A (en) * | 2016-07-04 | 2016-11-23 | 青岛海尔空调器有限总公司 | The method controlling air-conditioner electric expansion valve |
| CN106196764A (en) * | 2016-07-19 | 2016-12-07 | 青岛海信日立空调系统有限公司 | The control method of a kind of electric expansion valve and device |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020011019A1 (en) * | 2018-07-09 | 2020-01-16 | 广东美的制冷设备有限公司 | Electronic expansion valve control method, air conditioner and computer readable storage medium |
| CN110375418A (en) * | 2019-07-01 | 2019-10-25 | 广东美的制冷设备有限公司 | Air conditioner and its control method for electronic expansion valve, control device and storage medium |
| CN110398032A (en) * | 2019-07-01 | 2019-11-01 | 广东美的制冷设备有限公司 | Air conditioner and its control method for electronic expansion valve, control device and storage medium |
| CN111023458A (en) * | 2019-12-30 | 2020-04-17 | 四川长虹空调有限公司 | Electronic expansion valve control method for prolonging frosting period and air conditioner |
| CN111023458B (en) * | 2019-12-30 | 2021-08-10 | 四川长虹空调有限公司 | Electronic expansion valve control method for prolonging frosting period and air conditioner |
| CN111141001A (en) * | 2019-12-31 | 2020-05-12 | Tcl空调器(中山)有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN111141001B (en) * | 2019-12-31 | 2021-08-24 | Tcl空调器(中山)有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN113959082A (en) * | 2020-07-03 | 2022-01-21 | 广东美的制冷设备有限公司 | Control method and device of air conditioner and computer storage medium |
| CN111981638A (en) * | 2020-08-21 | 2020-11-24 | Tcl空调器(中山)有限公司 | Control method of expansion valve, defrosting device, air conditioner and storage medium |
| CN111981638B (en) * | 2020-08-21 | 2021-08-24 | Tcl空调器(中山)有限公司 | Control method of expansion valve, defrosting device, air conditioner and storage medium |
| CN113339985A (en) * | 2021-05-27 | 2021-09-03 | 青岛海尔空调器有限总公司 | Control method and control device for air conditioner electronic expansion valve and air conditioner |
| CN114383268A (en) * | 2021-12-27 | 2022-04-22 | 青岛海尔空调器有限总公司 | Method and device for controlling electronic expansion valve, air conditioner and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020011019A1 (en) | 2020-01-16 |
| CN109059226B (en) | 2020-04-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109059226A (en) | Control method, air conditioner and the computer readable storage medium of electric expansion valve | |
| CN106016596B (en) | The control method and air conditioner of air conditioner electronic expansion valve | |
| CN111537252B (en) | Air conditioner testing method and device, computer equipment and storage medium | |
| CN109341013A (en) | Air conditioner and its control method, device | |
| CN110671781B (en) | Multi-split refrigerant regulation control method and device, storage medium and air conditioner | |
| CN103486689B (en) | The control method of air-conditioner and device | |
| CN110375418A (en) | Air conditioner and its control method for electronic expansion valve, control device and storage medium | |
| CN108592342A (en) | Control method for frequency and frequency control apparatus, multi-split air conditioner and storage medium | |
| CN107576108B (en) | Multi-split air conditioner control method | |
| CN108413587A (en) | Air conditioner and its control method, control device and computer readable storage medium | |
| CN107192179A (en) | The control method and computer-readable recording medium of air conditioner and electric expansion valve | |
| CN108458452A (en) | Air conditioner and its control method and computer readable storage medium | |
| Raustad | A variable refrigerant flow heat pump computer model in EnergyPlus | |
| CN109059360A (en) | Control method, air-conditioning and the computer readable storage medium of electric expansion valve | |
| CN108759010A (en) | Refrigerant replenishment control method, air conditioner and the storage medium of air conditioner | |
| CN109059173A (en) | Air conditioner and its defrosting control method, computer readable storage medium | |
| CN109631254A (en) | Air conditioner, air conditioner heat-production control method and computer readable storage medium | |
| CN109323414A (en) | Air conditioner and its control method and control device and electronic equipment | |
| CN110631234A (en) | Control method of air conditioner operation frequency, air conditioner and computer readable storage medium | |
| CN109668274A (en) | Hydrojet control method for electronic expansion valve, air conditioner and readable storage medium storing program for executing | |
| CN108444079B (en) | Air conditioner, control method thereof, and computer-readable storage medium | |
| CN109323422A (en) | Air conditioner and its control method, device | |
| CN105423679A (en) | Refrigerator and noise control method for refrigerator | |
| CN109323403A (en) | Air conditioner and its control method and control device and electronic equipment | |
| CN103322649B (en) | A kind of control method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |