CN110388776A - Operation control method and equipment for low-temperature refrigerant heating equipment - Google Patents
Operation control method and equipment for low-temperature refrigerant heating equipment Download PDFInfo
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- CN110388776A CN110388776A CN201910706146.0A CN201910706146A CN110388776A CN 110388776 A CN110388776 A CN 110388776A CN 201910706146 A CN201910706146 A CN 201910706146A CN 110388776 A CN110388776 A CN 110388776A
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- heating equipment
- temperature
- refrigerant heating
- refrigerant
- controller
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- 239000003507 refrigerant Substances 0.000 title claims abstract description 178
- 238000010438 heat treatment Methods 0.000 title claims abstract description 165
- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000004590 computer program Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 2
- 239000010687 lubricating oil Substances 0.000 abstract description 14
- 239000010726 refrigerant oil Substances 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 15
- 230000008569 process Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000005662 electromechanics Effects 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
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
- F24F11/62—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
- F24F11/62—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
- F24F11/65—Electronic processing for selecting an operating mode
-
- 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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- 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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
-
- 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
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/873—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling refrigerant heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
-
- 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
- F24F2140/00—Control inputs relating to system states
- F24F2140/20—Heat-exchange fluid temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2513—Expansion valves
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Thermal Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The disclosure provides a control method and a controller for refrigerant heating equipment and the refrigerant heating equipment, and relates to the technical field of refrigerant circulation heating. The control method comprises the following steps: acquiring the outdoor environment temperature and/or the exhaust temperature of a compressor of the refrigerant heating equipment after the compressor operates for a preset time; and under the condition that the outdoor environment temperature is less than or equal to the first threshold value or the exhaust temperature is less than or equal to the second threshold value, executing an auxiliary control mode to increase the temperature of the refrigerant in the refrigerant heating equipment. According to the method and the device, the temperature of the refrigerant is improved by executing the auxiliary control mode, so that the mixed viscosity of the refrigerant and lubricating oil is reduced, the resistance of the compressor during starting is reduced, and the running pressure of the system is reduced.
Description
Technical field
This disclosure relates to refrigerant circulation heats technical field, in particular to a kind of operation of refrigerant heating equipment at low temperature
Control method and its equipment.
Background technique
In the relevant technologies, refrigerant heating equipment can be the system with heat-production functions using compressor and refrigerant, example
Such as air-conditioner set or the air-conditioning equipment of multi-connected machine.These equipment may face compressor start when starting under ultralow-temperature operation conditions
Difficult problem.
Summary of the invention
The disclosure inventors have found that refrigerant heating equipment may face compressor when starting under ultralow-temperature operation conditions opens
Move difficult problem;Alternatively, in initial a period of time, refrigerant is big with lubricating oil viscosity at low temperature even if having been started up, lead
It causes compressor operation difficult and refrigerant cannot recycle for a long time.
In consideration of it, present disclose provides a kind of control method for refrigerant heating equipment, to solve under cryogenic
The problem of compressor start or operational difficulties of refrigerant heating equipment.
According to the one aspect of the embodiment of the present disclosure, a kind of control method for refrigerant heating equipment is provided, comprising:
Delivery temperature after obtaining the compressor operation predetermined time of outdoor environment temperature and/or refrigerant heating equipment;And described
Outdoor environment temperature is less than or equal to first threshold or the delivery temperature less than or equal in the case where second threshold, holds
Row assists control model to improve the temperature of the refrigerant in the refrigerant heating equipment.
In some embodiments, the control method further include: detect the discharge superheat of the refrigerant heating equipment;With
And judge whether the discharge superheat is greater than or equal to third threshold value;If it is, by the operation of the refrigerant heating equipment
Mode, to normal operation mode, otherwise continues to execute the auxiliary control model by the auxiliary control mode switch.
In some embodiments, the auxiliary control model includes: to open the interior electromechanical heating of the refrigerant heating equipment
Device.
In some embodiments, the auxiliary control model further include: the inner blower for controlling the refrigerant heating equipment is held
Row reversing mode.
In some embodiments, the auxiliary control model includes: by exchanging heat in the refrigerant heating equipment with interior machine
The interior machine electric expansion valve of device connection is opened to predetermined open range.
In some embodiments, the predetermined open range includes the maximum opening of the interior machine electric expansion valve.
In some embodiments, the auxiliary control model includes: to open the running frequency of the compressor to predetermined
Frequency range.
In some embodiments, the scheduled frequency range includes the maximum frequency of operation of the compressor.
In some embodiments, the step of detecting the discharge superheat of the refrigerant heating equipment includes: that acquisition is described cold
Matchmaker's heating equipment is executing delivery temperature and system high pressure temperature after assisting control model;And it is set according to refrigerant heating
The standby delivery temperature after executing auxiliary control model and the system high pressure temperature computation obtain the discharge superheat,
In, the discharge superheat is the difference of the delivery temperature and the system high pressure temperature.
In some embodiments, the control method further include: it is greater than the first threshold in the outdoor environment temperature,
And the compressor is run in the case that the delivery temperature after the predetermined time is greater than second threshold, is executed and is operated normally mould
Formula.
In some embodiments, the refrigerant heating equipment is air-conditioner set.
According to the other side of the embodiment of the present disclosure, a kind of controller is provided, comprising: acquiring unit, for obtaining
The compressor of outdoor environment temperature and/or refrigerant heating equipment runs the delivery temperature after the predetermined time;And mode executes list
Member, for being less than or equal to first threshold or the delivery temperature less than or equal to the second threshold in the outdoor environment temperature
In the case where value, auxiliary control model is executed to improve the temperature of the refrigerant in the refrigerant heating equipment.
In some embodiments, the controller further include: detection unit, for detecting the row of the refrigerant heating equipment
The gas degree of superheat;Wherein, in the case where the discharge superheat is greater than or equal to third threshold value, the mode performing unit is by institute
The operational mode of refrigerant heating equipment is stated by the auxiliary control mode switch to normal operation mode;In the discharge superheat
In the case where the third threshold value, the mode performing unit continues to execute the auxiliary control model.
In some embodiments, the auxiliary control model includes: to open the interior electromechanical heating of the refrigerant heating equipment
Device.
In some embodiments, the auxiliary control model further include: the inner blower for controlling the refrigerant heating equipment is held
Row reversing mode.
In some embodiments, the auxiliary control model includes: by exchanging heat in the refrigerant heating equipment with interior machine
The interior machine electric expansion valve of device connection is opened to predetermined open range.
In some embodiments, the predetermined open range includes the maximum opening of the interior machine electric expansion valve.
In some embodiments, the auxiliary control model includes: to open the running frequency of the compressor to predetermined
Frequency range.
In some embodiments, the scheduled frequency range includes the maximum frequency of operation of the compressor.
In some embodiments, the acquiring unit is executing auxiliary control model for obtaining the refrigerant heating equipment
Delivery temperature and system high pressure temperature afterwards;The detection unit is used to execute auxiliary control according to the refrigerant heating equipment
Delivery temperature and the system high pressure temperature computation after mode obtain the discharge superheat, wherein the discharge superheat
For the difference of the delivery temperature and the system high pressure temperature.
In some embodiments, the mode performing unit is also used to be greater than first threshold in the outdoor environment temperature
Value, and the compressor is run in the case that the delivery temperature after the predetermined time is greater than second threshold, executes normal operation
Mode.
According to the other side of the embodiment of the present disclosure, a kind of controller is provided, comprising: memory;And it is coupled to
The processor of the memory, the processor is configured to foregoing based on the instruction execution for being stored in the memory
Method.
According to the other side of the embodiment of the present disclosure, a kind of refrigerant heating equipment is provided, comprising: foregoing control
Device processed.
In some embodiments, the refrigerant heating equipment further include: the first temperature sensor is electrically connected with the controller
It connects, for acquiring the outdoor environment temperature and the outdoor environment temperature being transferred to the controller;And second temperature
Sensor is electrically connected with the controller, for acquiring the delivery temperature of the refrigerant heating equipment and by the delivery temperature
It is transferred to the controller.
In some embodiments, the refrigerant heating equipment further include: the compressor that is electrically connected respectively with the controller,
Interior electromechanics heating device, inner blower and interior machine electric expansion valve.
In some embodiments, the refrigerant heating equipment is air-conditioner set.
According to the other side of the embodiment of the present disclosure, a kind of computer readable storage medium is provided, is stored thereon with
The step of computer program instructions, which realizes foregoing method when being executed by processor.
In above-mentioned control method, it is less than or equal to first threshold or refrigerant heating equipment in outdoor environment temperature
In the case that delivery temperature after the compressor operation predetermined time is less than or equal to second threshold, auxiliary control model is executed to mention
The temperature of refrigerant in high refrigerant heating equipment.In this way, refrigerant heating equipment heats starting or compressor operation at low temperature
In the case where difficulty, the temperature of refrigerant is improved by executing auxiliary control model, to reduce the mixing of refrigerant and lubricating oil
Viscosity reduces resistance when compressor start or operating, and then reduces system running pressure.
By the detailed description referring to the drawings to the exemplary embodiment of the disclosure, the other feature of the disclosure and its
Advantage will become apparent.
Detailed description of the invention
The attached drawing for constituting part of specification describes embodiment of the disclosure, and together with the description for solving
Release the principle of the disclosure.
The disclosure can be more clearly understood according to following detailed description referring to attached drawing, in which:
Fig. 1 is the structural schematic diagram for showing refrigerant heating equipment in accordance with some embodiments;
Fig. 2 is the flow chart for showing the control method for refrigerant heating equipment according to some embodiments of the disclosure;
Fig. 3 is the flow chart for showing the control method for refrigerant heating equipment according to the disclosure other embodiments;
Fig. 4 is the structural schematic diagram for showing the controller according to some embodiments of the disclosure;
Fig. 5 is the structural schematic diagram for showing the controller according to the disclosure other embodiments;
Fig. 6 is the structural schematic diagram for showing the controller according to the disclosure other embodiments;
Fig. 7 is the structural schematic diagram for showing the refrigerant heating equipment according to some embodiments of the disclosure.
Specific embodiment
The various exemplary embodiments of the disclosure are described in detail now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
Scope of disclosure.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the disclosure
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, the other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
The disclosure inventors have found that refrigerant heating equipment may face compressor when starting under ultralow-temperature operation conditions opens
Move difficult problem;Alternatively, in initial a period of time, refrigerant is big with lubricating oil viscosity at low temperature even if having been started up, lead
It causes compressor operation difficult and refrigerant cannot recycle for a long time.Therefore, poor user experience also influences the compressor service life.
In consideration of it, present disclose provides a kind of control method for refrigerant heating equipment, to solve under cryogenic
The problem of compressor start or operational difficulties of refrigerant heating equipment.
Fig. 1 is the structural schematic diagram for showing refrigerant heating equipment in accordance with some embodiments.For example, the refrigerant heating equipment
It can be air-conditioner set.
As shown in Figure 1, the refrigerant heating equipment may include indoor unit 110 and outdoor unit 120.Indoor unit 110 can wrap
Include interior electromechanical heating device (such as heat tape) 111, inner blower 112, interior machine heat exchanger 113 and interior machine electric expansion valve 114.
Interior electromechanical heating device 111, inner blower 112 and the interior machine electric expansion valve 114 can respectively with controller (Fig. 1
In be not shown) electrical connection, respectively by the control of the controller.
Interior electromechanics heating device 111 can play a role in heating after powered up.
Inner blower 112 can play after powered up blows wind action.The inner blower may include co-rotating mode and reversion mould
Formula.Under co-rotating mode, the flabellum of inner blower 112 is rotated forward, and the heat generated after interior electromechanical heating device being powered is blown out,
So as to improve room temperature.Under reversing mode, the flabellum of inner blower 112 is inverted, and interior electromechanical heating device can be led to
The heat absorption a part generated after electricity improves the temperature of refrigerant.For example, inner blower can be by interior electromechanics under reversing mode
The heat that heating device generates is blown on interior machine heat exchanger.
Interior machine electric expansion valve 114 passes through piping connection with interior machine heat exchanger 113.The interior machine electric expansion valve can pass through
The aperture of itself controls the flow and speed of flowed through refrigerant.
For example, the interior machine heat exchanger 113 is used as condenser in the case where the heating of refrigerant heating equipment.
As shown in Figure 1, outdoor unit 120 may include compressor 121, outer machine heat exchanger 122 and outer machine electric expansion valve 123
Deng.For example, outer machine heat exchanger 122 is used as evaporator in the case where the heating of refrigerant heating equipment.In addition, being also shown in Fig. 1
Exhaust pipe 131, liquid pipe 132 and air intake duct 133 etc..Here, compressor 121, outer machine heat exchanger 122, outer machine electric expansion valve
123, interior machine heat exchanger 113, interior machine electric expansion valve 114, exhaust pipe 131, liquid pipe 132 and air intake duct 133 etc. form cold together
Matchmaker's circulatory system.That is, refrigerant is recycled in the coolant circulating system.
Fig. 2 is the flow chart for showing the control method for refrigerant heating equipment according to some embodiments of the disclosure.Such as
Shown in Fig. 2, which may include step S202 to S204.
After step S202, the compressor operation predetermined time for obtaining outdoor environment temperature and/or refrigerant heating equipment
Delivery temperature.
Here, delivery temperature refers to the refrigerant temperature (such as temperature in compressor exhaust pipe) in exhaust pipe.Pre- timing
Between can set according to the actual situation.For example, the predetermined time can be 10 minutes.
In step S204, it is less than or equal to first threshold in outdoor environment temperature or delivery temperature is less than or equal to the
In the case where two threshold values, auxiliary control model is executed to improve the temperature of the refrigerant in refrigerant heating equipment.Here, the temperature of refrigerant
Degree is higher, and the mixing viscosity of refrigerant and lubricating oil is smaller, and the resistance of compressor start is smaller, so that system running pressure is got over
It is small.
For example, in the case where obtaining outdoor environment temperature, it can be determined that whether outdoor environment temperature is less than or equal to
One threshold value.In another example in the case where obtaining above-mentioned delivery temperature, it can be determined that whether the delivery temperature is less than or equal to second
Threshold value.In another example in the case where obtaining outdoor environment temperature and delivery temperature, it can be determined that whether outdoor environment temperature is less than
Or whether it is less than or equal to second threshold equal to first threshold or delivery temperature.If outdoor environment temperature is less than or equal to
First threshold or delivery temperature are less than or equal to second threshold, then auxiliary control model are executed, to improve refrigerant heating equipment
In refrigerant temperature.
In some embodiments, the value range of first threshold can be with are as follows: first threshold≤- 20 DEG C.Certainly, first threshold
The value range of value is merely exemplary, and the scope of the present disclosure is not limited to that.
In some embodiments, the value range of second threshold can be with are as follows: 40 DEG C≤second threshold≤80 DEG C.Certainly, should
The value range of second threshold is merely exemplary, and the scope of the present disclosure is not limited to that.
So far, the control method for refrigerant heating equipment according to some embodiments of the disclosure is provided.In the control
In method, the predetermined time is run in the compressor that outdoor environment temperature is less than or equal to first threshold or refrigerant heating equipment
In the case that delivery temperature afterwards is less than or equal to second threshold, auxiliary control model is executed to improve in refrigerant heating equipment
The temperature of refrigerant.Compressor start difficulty or compressor is caused to be in high-drag for a long time in this way, outdoor environment temperature is too low
In the case that lower work leads to operational difficulties, the temperature of refrigerant is improved by executing auxiliary control model.This can reduce cold
The mixing viscosity of matchmaker and lubricating oil reduce resistance when compressor start or operating, and then reduce system running pressure, solve
Under cryogenic the problem of the compressor start or operational difficulties of refrigerant heating equipment.
In some embodiments, auxiliary control model may include: to open the interior electromechanical heating device of refrigerant heating equipment.
For example, interior electromechanical heating device can be all turned on.The temperature of refrigerant can be improved in this, to reduce refrigerant and lubricating oil
Mix viscosity.
In some embodiments, the auxiliary control model can also include: that the inner blower of control refrigerant heating equipment is held
Row reversing mode.It, can be by interior machine by making inner blower execute reversing mode in opening in the case where electromechanical heating device
Heat absorption a part that electric heater unit generates, to further speed up the heating rate of refrigerant.And it can reduce in this way
Refrigerant is condensed in interior machine heat exchanger, it is ensured that its high temperature enters liquid pipe and returns to outside.
In some embodiments, the auxiliary control model includes: by connecting in refrigerant heating equipment with interior machine heat exchanger
The interior machine electric expansion valve connect is opened to predetermined open range.By opening interior machine electric expansion valve to predetermined open range,
Refrigerant can be enabled to accelerate to recycle, to accelerate the heating rate of refrigerant.
For example, the predetermined open range may include the maximum opening of interior machine electric expansion valve.By the way that interior electromechanical son is swollen
Swollen valve is opened to maximum opening, refrigerant can be enabled to accelerate to recycle, to accelerate the heating rate of refrigerant.
It should be noted that above-mentioned predetermined open range is also possible to an open range lower than maximum opening.This is opened
The aperture spent in range is bigger.Such as the aperture in the open range can be all larger than aperture threshold value (for example, maximum opening
2/3rds).The effect accelerated refrigerant circulation, improve refrigerant temperature can also be played in this way.
In some embodiments, the auxiliary control model includes: to open the running frequency of compressor to preset frequency
Range.By opening the running frequency of compressor to scheduled frequency range, refrigerant circulation can be accelerated, to accelerate refrigerant
Heating rate.
For example, the scheduled frequency range may include the maximum frequency of operation of compressor.By by the operation of compressor frequency
Rate is opened to maximum frequency of operation, it is ensured that cold medium flux is maximum, to accelerate the circulation rate of refrigerant, further speeds up cold
The heating rate of matchmaker.
It should be noted that above-mentioned scheduled frequency range is also possible to a frequency range lower than maximum frequency of operation.
Running frequency in the frequency range is bigger.For example, the running frequency in the frequency range can be all larger than frequency threshold
(such as 90% of maximum frequency of operation).The effect accelerated refrigerant circulation, improve refrigerant temperature can also be played in this way.
In some embodiments, the control method can also include: to detect the discharge superheat of refrigerant heating equipment;With
And judge whether the discharge superheat is greater than or equal to third threshold value;If it is, by the operational mode of refrigerant heating equipment by
It assists control mode switch to normal operation mode, otherwise continues to execute auxiliary control model.
Here, normal mode when normal operation mode refers to refrigerant heating equipment heating operation.In the normal operation mould
Under formula, refrigerant heating equipment realizes heating by refrigerant circulation.For example, during refrigerant circulation, the refrigerant of high temperature and pressure
Gas passes through the condensation of interior machine heat exchanger, exothermic effect can be played, to realize heating.The normal operation mode is
The known heating mode of refrigerant heating equipment, therefore, those skilled in the art are fully able to understand the tool of normal operation mode
Body running process, is not detailed herein.
In some embodiments, third threshold value may range from: 15 DEG C≤third threshold value≤40 DEG C.Certainly, the third
The value range of threshold value is merely exemplary, and the scope of the present disclosure is not limited to that.
In some embodiments, the step of detecting the discharge superheat of refrigerant heating equipment may include: the refrigerant system that obtains
Hot equipment is executing delivery temperature and system high pressure temperature after assisting control model;And it is being executed according to refrigerant heating equipment
Delivery temperature and system high pressure temperature computation after auxiliary control model obtain discharge superheat.The discharge superheat is the exhaust
The difference of temperature and the system high pressure temperature.That is, discharge superheat=delivery temperature-system high pressure temperature.The system high pressure temperature
The unit of degree be DEG C, can be converted according to saturated vapour pressure.For example, system high pressure temperature can pass through saturated-steam temperature
To embody.
In the above-described embodiments, discharge superheat is to show one of parameter of capacity of equipment, there is enough discharge superheats
Then typically representing refrigerant heating equipment can operate normally, and discharge superheat is higher, and heating effect is better.To prevent low pressure excessively high
And unit is damaged, ceasing and desisting order for auxiliary control model is carried out by judgment value of discharge superheat, discharge superheat is increased to
Then definition apparatus can operate normally after certain value.
In some embodiments, the control method can also include: to be greater than first threshold in outdoor environment temperature, and press
In the case that delivery temperature after the contracting machine operation predetermined time is greater than second threshold, normal operation mode is executed.That is, if outdoor
Environment temperature is greater than first threshold, and the delivery temperature after the compressor operation predetermined time is greater than second threshold, then makes refrigerant
Heating equipment is heated according to normal operation mode.
Fig. 3 is the flow chart for showing the control method for refrigerant heating equipment according to the disclosure other embodiments.
As shown in figure 3, the control method may include step S302 to S320.
In step S302, outdoor environment temperature and the exhaust after the compressor operation predetermined time for recycling heating equipment are obtained
Temperature.
In step S304, judge whether outdoor environment temperature is less than or equal to first threshold or whether delivery temperature is small
In or equal to second threshold.If it is, process enters step S306 to S312;Else process enters step S314.
Here, step S306 to S312 is the concrete operations according to the auxiliary control model of some embodiments of the disclosure.
In step S306, interior electromechanical heating device is opened.
In step S308, controls inner blower and execute reversing mode.
In step S310, interior machine electric expansion valve is opened to maximum opening.
In step S312, the running frequency of compressor is opened to maximum frequency of operation.
S306 to S312 through the above steps is conducive to accelerate refrigerant circulation, and accelerates refrigerant heating.
In step S314, normal operation mode is executed.
In step S316, the discharge superheat of detection circulation heating equipment.
In step S318, judge whether discharge superheat is greater than or equal to third threshold value.If it is, process enters step
S320;Else process return step S306 to S312 continues to execute auxiliary control model.
In step S320, the operational mode of heating equipment will be recycled by auxiliary control mode switch to normal operation mode.
So far, the control method for refrigerant heating equipment according to other embodiments of the disclosure is provided.In the control
In method processed, reversing mode is executed by heating device electromechanical in opening, control inner blower, arrives the unlatching of interior machine electric expansion valve
Maximum opening and the running frequency of compressor is opened to maximum frequency of operation, so as to accelerate refrigerant circulation, and is accelerated
Refrigerant heating.It can reduce the mixing viscosity of refrigerant and lubricating oil in this way, reduce resistance when compressor start, and then reduce system
System operating pressure.
Above-mentioned control method can solve under ultralow-temperature operation conditions because refrigerant and lubricating oil viscosity cause greatly compressor start tired
Difficulty, system refrigerant is difficult to the technical issues of Efficient Cycle rises in the short time.Furthermore after refrigerant high temperature passes through indoor unit, flow back to room
Refrigerant temperature improves (system low-voltage raising) when outer machine, than that can shorten many times under normal operation mode, therefore can change
The problem of kind system operation user's early period heating effect experience difference, shortens the runing time of unit heating effect difference.
Fig. 4 is the structural schematic diagram for showing the controller according to some embodiments of the disclosure.As shown in figure 4, the controller
It may include acquiring unit 410 and mode performing unit 420.
The acquiring unit 410 is used to obtain the pre- timing of compressor operation of outdoor environment temperature and/or refrigerant heating equipment
Between after delivery temperature.
The mode performing unit 420 is used to be less than or equal to first threshold in outdoor environment temperature or delivery temperature is small
In or in the case where being equal to second threshold, execute auxiliary control model to improve the temperature of the refrigerant in refrigerant heating equipment.
In this embodiment, the controller according to some embodiments of the disclosure is provided.In the controller, pass through mode
Execution unit is the case where outdoor environment temperature is less than or equal to first threshold or delivery temperature is less than or equal to second threshold
Under, auxiliary control model is executed to improve the temperature of the refrigerant in refrigerant heating equipment, so as to reduce refrigerant and lubricating oil
Mixing viscosity, reduce compressor start when resistance, and then reduce system running pressure.
In some embodiments, auxiliary control model may include: to open the interior electromechanical heating device of refrigerant heating equipment.
In some embodiments, auxiliary control model can also include: that the inner blower of control refrigerant heating equipment executes instead
Rotary-die type.
In some embodiments, auxiliary control model may include: by connecting in refrigerant heating equipment with interior machine heat exchanger
The interior machine electric expansion valve connect is opened to predetermined open range.For example, the predetermined open range includes interior machine electric expansion valve
Maximum opening.
In some embodiments, auxiliary control model may include: to open the running frequency of compressor to preset frequency
Range.For example, the scheduled frequency range may include the maximum frequency of operation of compressor.
In some embodiments, as shown in figure 4, the controller can also include detection unit 430.The detection unit 430
For detecting the discharge superheat of refrigerant heating equipment.In the case where discharge superheat is greater than or equal to third threshold value, mode
Execution unit 420 is by the operational mode of refrigerant heating equipment by auxiliary control mode switch to normal operation mode.It had been vented
In the case that temperature is less than third threshold value, mode performing unit 420 continues to execute auxiliary control model.
In some embodiments, acquiring unit 410 is for obtaining refrigerant heating equipment after executing auxiliary control model
Delivery temperature and system high pressure temperature.Detection unit 430 is used for according to refrigerant heating equipment after executing auxiliary control model
Delivery temperature and system high pressure temperature computation obtain discharge superheat.The discharge superheat is the delivery temperature and the system high pressure
The difference of temperature.
In some embodiments, mode performing unit 420 can be also used for being greater than first threshold in outdoor environment temperature, and
In the case that delivery temperature after the compressor operation predetermined time is greater than second threshold, normal operation mode is executed.
Fig. 5 is the structural schematic diagram for showing the controller according to the disclosure other embodiments.The controller includes storage
Device 510 and processor 520.Wherein:
Memory 510 can be disk, flash memory or other any non-volatile memory mediums.Memory is for storing Fig. 2
And/or the instruction in embodiment corresponding to Fig. 3.
Processor 520 is coupled to memory 510, can be used as one or more integrated circuits to implement, such as micro process
Device or microcontroller.The processor 520 is for executing the instruction stored in memory, by difficult in low temperature or compressor operation
In the case where execute auxiliary control model, to improve the temperature of the refrigerant in refrigerant heating equipment, and then can reduce refrigerant
With the mixing viscosity of lubricating oil, resistance when compressor start is reduced, and then reduces system running pressure.
It in some embodiments, can be as shown in fig. 6, the controller 600 includes memory 610 and processor 620.Place
Reason device 620 is coupled to memory 610 by BUS bus 630.The controller 600 can also be connected to outer by memory interface 640
Portion's storage device 650 can also be connected to network or an other calculating to call external data by network interface 660
Machine system (not shown), no longer describes in detail herein.
In this embodiment, it is instructed by memory stores data, then above-metioned instruction is handled by processor, by low
Auxiliary control model is executed in the case that temperature or compressor operation are difficult, to improve the temperature of the refrigerant in refrigerant heating equipment
Degree, and then can reduce the mixing viscosity of refrigerant and lubricating oil, resistance when compressor start is reduced, and then reduce system operation
Pressure.
In embodiment of the disclosure, a kind of refrigerant heating equipment can also be provided.The refrigerant heating equipment may include
Foregoing controller (such as Fig. 4, Fig. 5 or controller shown in fig. 6).
Fig. 7 is the structural schematic diagram for showing the refrigerant heating equipment according to some embodiments of the disclosure.For example, the refrigerant system
Hot equipment can be air-conditioner set.As shown in fig. 7, the refrigerant heating equipment may include controller 710.For example, the controller
710 can be Fig. 4, Fig. 5 or controller shown in fig. 6
In some embodiments, as shown in fig. 7, the refrigerant heating equipment can also include 721 He of the first temperature sensor
Second temperature sensor 722.
First temperature sensor 721 is electrically connected with controller 710.First temperature sensor can be set in outdoor unit
On.First temperature sensor 721 is for acquiring outdoor environment temperature and the outdoor environment temperature being transferred to controller 710.
Second temperature sensor 722 is electrically connected with controller 710.The second temperature sensor 722, which can be set, to be vented
Guan Shang.The second temperature sensor 722 is used to acquire the delivery temperature of refrigerant heating equipment and delivery temperature is transferred to control
Device.For example, the second temperature sensor can be the included sensor of unit, it is also possible to the sensor of peripheral hardware.
In some embodiments, as shown in fig. 7, the refrigerant heating equipment can also include: to be electrically connected respectively with controller 710
Compressor 121, interior electromechanical heating device 111, inner blower 112 and the interior machine electric expansion valve 114 connect.The controller 710 can be with
Corresponding control is exported to compressor 121, interior electromechanical heating device 111, inner blower 112 and interior machine electric expansion valve 114 respectively
Signal executes respectively to control compressor 121, interior electromechanical heating device 111, inner blower 112 and interior machine electric expansion valve 114
Corresponding operation.
In the refrigerant heating equipment of the embodiment of the present disclosure, cooperated using interior electromechanical heating device and inner blower reversion, from
And can be with the refrigerant in heating heat exchanger copper pipe, so that high temperature refrigerant pusher side condensation few as far as possible indoors, it then can be with high temperature
Pass through liquid pipe and enters outdoor unit.The temperature of the refrigerant and lubricating oil that can be quickly allowed in whole system in this way is promoted, and then is solved
Certainly lead to compressor start difficulty because refrigerant, lubricating oil viscosity are big under ultralow temperature, the big problem of flow resistance.Refrigerant in system
Rapid Circulation gets up, and user side, which would not be chronically at, heats bad state, promotes user experience.
In further embodiments, the disclosure additionally provides a kind of computer readable storage medium, is stored thereon with calculating
The step of machine program instruction, which realizes the method in embodiment corresponding to Fig. 2 and/or Fig. 3 when being executed by processor.Ability
Technical staff in domain is it should be appreciated that embodiment of the disclosure can provide as method, apparatus or computer program product.Therefore, originally
The open form that complete hardware embodiment, complete software embodiment or embodiment combining software and hardware aspects can be used.And
And the disclosure can be used and can be deposited with non-transient in the computer that one or more wherein includes computer usable program code
The shape for the computer program product implemented on storage media (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
Formula.
The disclosure is reference according to the method for the embodiment of the present disclosure, the flow chart of equipment (system) and computer program product
And/or block diagram describes.It should be understood that each process in flowchart and/or the block diagram can be realized by computer program instructions
And/or the combination of the process and/or box in box and flowchart and/or the block diagram.It can provide these computer programs to refer to
Enable the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to generate
One machine so that by the instruction that the processor of computer or other programmable data processing devices executes generate for realizing
The device for the function of being specified in 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.
So far, the disclosure is described in detail.In order to avoid covering the design of the disclosure, it is public that this field institute is not described
The some details known.Those skilled in the art as described above, completely it can be appreciated how implementing technology disclosed herein
Scheme.
Although being described in detail by some specific embodiments of the example to the disclosure, the skill of this field
Art personnel it should be understood that above example merely to be illustrated, rather than in order to limit the scope of the present disclosure.The skill of this field
Art personnel are it should be understood that can modify to above embodiments in the case where not departing from the scope of the present disclosure and spirit.This public affairs
The range opened is defined by the following claims.
Claims (27)
1. a kind of control method for refrigerant heating equipment, comprising:
Delivery temperature after obtaining the compressor operation predetermined time of outdoor environment temperature and/or refrigerant heating equipment;And
It is less than or equal to first threshold in the outdoor environment temperature or the delivery temperature is less than or equal to second threshold
In the case of, auxiliary control model is executed to improve the temperature of the refrigerant in the refrigerant heating equipment.
2. control method according to claim 1, further includes:
Detect the discharge superheat of the refrigerant heating equipment;And
Judge whether the discharge superheat is greater than or equal to third threshold value;If it is, by the fortune of the refrigerant heating equipment
Row mode, to normal operation mode, otherwise continues to execute the auxiliary control model by the auxiliary control mode switch.
3. control method according to claim 1, wherein
The auxiliary control model includes: to open the interior electromechanical heating device of the refrigerant heating equipment.
4. control method according to claim 3, wherein
The auxiliary control model further include: the inner blower for controlling the refrigerant heating equipment executes reversing mode.
5. control method according to any one of claims 1 to 4, wherein
The auxiliary control model includes: by the interior machine electronic expansion connecting with interior machine heat exchanger in the refrigerant heating equipment
Valve is opened to predetermined open range.
6. control method according to claim 5, wherein
The predetermined open range includes the maximum opening of the interior machine electric expansion valve.
7. control method according to any one of claims 1 to 4, wherein
The auxiliary control model includes: to open the running frequency of the compressor to scheduled frequency range.
8. control method according to claim 7, wherein
The scheduled frequency range includes the maximum frequency of operation of the compressor.
9. control method according to claim 2, wherein the step of detecting the discharge superheat of the refrigerant heating equipment
Include:
It obtains the refrigerant heating equipment and is executing delivery temperature and system high pressure temperature after assisting control model;And
Delivery temperature and the system high pressure temperature computation after assisting control model are being executed according to the refrigerant heating equipment
Obtain the discharge superheat, wherein the discharge superheat is the difference of the delivery temperature and the system high pressure temperature.
10. control method according to claim 1, further includes:
It is greater than the first threshold in the outdoor environment temperature, and the compressor runs the exhaust temperature after the predetermined time
In the case that degree is greater than second threshold, normal operation mode is executed.
11. control method according to claim 1, wherein
The refrigerant heating equipment is air-conditioner set.
12. a kind of controller, comprising:
Acquiring unit, the compressor for obtaining outdoor environment temperature and/or refrigerant heating equipment run the row after the predetermined time
Temperature degree;And
Mode performing unit, for small less than or equal to first threshold or the delivery temperature in the outdoor environment temperature
In or in the case where being equal to second threshold, execute auxiliary control model to improve the temperature of the refrigerant in the refrigerant heating equipment
Degree.
13. controller according to claim 12, further includes:
Detection unit, for detecting the discharge superheat of the refrigerant heating equipment;
Wherein, in the case where the discharge superheat is greater than or equal to third threshold value, the mode performing unit will be described cold
The operational mode of matchmaker's heating equipment is by the auxiliary control mode switch to normal operation mode;It is less than in the discharge superheat
In the case where the third threshold value, the mode performing unit continues to execute the auxiliary control model.
14. controller according to claim 12, wherein
The auxiliary control model includes: to open the interior electromechanical heating device of the refrigerant heating equipment.
15. controller according to claim 14, wherein
The auxiliary control model further include: the inner blower for controlling the refrigerant heating equipment executes reversing mode.
16. controller described in 2 to 15 any one according to claim 1, wherein
The auxiliary control model includes: by the interior machine electronic expansion connecting with interior machine heat exchanger in the refrigerant heating equipment
Valve is opened to predetermined open range.
17. controller according to claim 16, wherein
The predetermined open range includes the maximum opening of the interior machine electric expansion valve.
18. controller described in 2 to 15 any one according to claim 1, wherein
The auxiliary control model includes: to open the running frequency of the compressor to scheduled frequency range.
19. controller according to claim 18, wherein
The scheduled frequency range includes the maximum frequency of operation of the compressor.
20. controller according to claim 13, wherein
The acquiring unit is used to obtain the refrigerant heating equipment and is executing delivery temperature and system after assisting control model
High pressure temperature;
The detection unit is used to execute the delivery temperature and described after assisting control model according to the refrigerant heating equipment
System high pressure temperature computation obtains the discharge superheat, wherein the discharge superheat is that the delivery temperature and the system are high
Press the difference of temperature.
21. controller according to claim 12, wherein
The mode performing unit is also used to be greater than the first threshold in the outdoor environment temperature, and the compressor is run
In the case that delivery temperature after the predetermined time is greater than second threshold, normal operation mode is executed.
22. a kind of controller, comprising:
Memory;And
It is coupled to the processor of the memory, the processor is configured to based on the instruction execution for being stored in the memory
Method as described in claim 1 to 11 any one.
23. a kind of refrigerant heating equipment, comprising: the controller as described in claim 12 to 22 any one.
24. refrigerant heating equipment according to claim 23, further includes:
First temperature sensor is electrically connected with the controller, for acquiring the outdoor environment temperature and by the outdoor ring
Border temperature is transferred to the controller;And
Second temperature sensor is electrically connected with the controller, for acquiring the delivery temperature of the refrigerant heating equipment and inciting somebody to action
The delivery temperature is transferred to the controller.
25. refrigerant heating equipment according to claim 23, further includes:
Compressor, interior electromechanical heating device, inner blower and the interior machine electric expansion valve being electrically connected respectively with the controller.
26. refrigerant heating equipment according to claim 23, wherein
The refrigerant heating equipment is air-conditioner set.
27. a kind of computer readable storage medium, is stored thereon with computer program instructions, real when which is executed by processor
Now the step of method as described in claim 1 to 11 any one.
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104165441A (en) * | 2014-08-07 | 2014-11-26 | 四川长虹电器股份有限公司 | Air conditioner and method for starting same |
CN104964343A (en) * | 2015-06-12 | 2015-10-07 | 广东美的暖通设备有限公司 | Device and method for improving running reliability of compressor |
CN105091405A (en) * | 2015-07-22 | 2015-11-25 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit and method for improving air suction capacity of air conditioner unit |
CN105509255A (en) * | 2016-01-04 | 2016-04-20 | 广东美的暖通设备有限公司 | Control method of air conditioning system and air conditioning system |
WO2016117037A1 (en) * | 2015-01-20 | 2016-07-28 | 三菱電機株式会社 | Refrigeration device |
CN106091164A (en) * | 2016-06-27 | 2016-11-09 | 广东美的制冷设备有限公司 | A kind of compressor preheating structure, pre-heating system, pre-heating mean and air-conditioning |
CN106288487A (en) * | 2016-08-26 | 2017-01-04 | 芜湖美智空调设备有限公司 | One drags many air-conditionings and control method thereof |
CN107883487A (en) * | 2017-10-17 | 2018-04-06 | 芜湖美智空调设备有限公司 | Heat pump type air conditioning system, heat pump air conditioner and its control method and storage medium |
CN108954730A (en) * | 2018-06-20 | 2018-12-07 | 广东美的制冷设备有限公司 | The control method and device of compressor winding heating |
CN109373541A (en) * | 2018-12-06 | 2019-02-22 | 珠海格力电器股份有限公司 | Method and equipment for improving heating capacity of air conditioning system and air conditioning system |
-
2019
- 2019-08-01 CN CN201910706146.0A patent/CN110388776B/en active Active
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104165441A (en) * | 2014-08-07 | 2014-11-26 | 四川长虹电器股份有限公司 | Air conditioner and method for starting same |
WO2016117037A1 (en) * | 2015-01-20 | 2016-07-28 | 三菱電機株式会社 | Refrigeration device |
CN104964343A (en) * | 2015-06-12 | 2015-10-07 | 广东美的暖通设备有限公司 | Device and method for improving running reliability of compressor |
CN105091405A (en) * | 2015-07-22 | 2015-11-25 | 珠海格力电器股份有限公司 | Air conditioner outdoor unit and method for improving air suction capacity of air conditioner unit |
CN105509255A (en) * | 2016-01-04 | 2016-04-20 | 广东美的暖通设备有限公司 | Control method of air conditioning system and air conditioning system |
CN106091164A (en) * | 2016-06-27 | 2016-11-09 | 广东美的制冷设备有限公司 | A kind of compressor preheating structure, pre-heating system, pre-heating mean and air-conditioning |
CN106288487A (en) * | 2016-08-26 | 2017-01-04 | 芜湖美智空调设备有限公司 | One drags many air-conditionings and control method thereof |
CN107883487A (en) * | 2017-10-17 | 2018-04-06 | 芜湖美智空调设备有限公司 | Heat pump type air conditioning system, heat pump air conditioner and its control method and storage medium |
CN108954730A (en) * | 2018-06-20 | 2018-12-07 | 广东美的制冷设备有限公司 | The control method and device of compressor winding heating |
CN109373541A (en) * | 2018-12-06 | 2019-02-22 | 珠海格力电器股份有限公司 | Method and equipment for improving heating capacity of air conditioning system and air conditioning system |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110836555A (en) * | 2019-11-13 | 2020-02-25 | 广东美的暖通设备有限公司 | Control method of heat pump system |
CN110836553A (en) * | 2019-11-13 | 2020-02-25 | 广东美的暖通设备有限公司 | Control method of heat pump system |
CN110836554A (en) * | 2019-11-13 | 2020-02-25 | 广东美的暖通设备有限公司 | Heat pump system, control method thereof and defrosting control method |
CN113669856A (en) * | 2020-05-13 | 2021-11-19 | 广东美的制冷设备有限公司 | Air conditioner sterilization method, air conditioner and computer readable storage medium |
CN113669856B (en) * | 2020-05-13 | 2022-09-16 | 广东美的制冷设备有限公司 | Air conditioner sterilization method, air conditioner and computer readable storage medium |
CN113375273B (en) * | 2021-06-24 | 2022-04-19 | 宁波奥克斯电气股份有限公司 | Compressor frequency control method and device and air conditioner |
CN113375273A (en) * | 2021-06-24 | 2021-09-10 | 宁波奥克斯电气股份有限公司 | Compressor frequency control method and device and air conditioner |
CN113864989A (en) * | 2021-10-27 | 2021-12-31 | 珠海格力电器股份有限公司 | Control method and device of air conditioner, storage medium, processor and air conditioner |
CN114033657A (en) * | 2021-12-21 | 2022-02-11 | 佛山市宜所智能科技有限公司 | Control method for heating lubricating oil of variable frequency compressor |
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CN114234501B (en) * | 2021-12-21 | 2023-09-15 | 宁波奥克斯电气股份有限公司 | Refrigerant recovery method, control device and refrigerant recovery device |
CN114033657B (en) * | 2021-12-21 | 2024-03-26 | 宜所(广东)智能科技有限公司 | Control method for lubricating oil heating of variable frequency compressor |
CN114484740A (en) * | 2022-01-17 | 2022-05-13 | 宜所(广东)智能科技有限公司 | Air conditioner auxiliary heat signal control method |
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