CN109405366A - Air conditioner circulating system, the control method of air conditioner circulating system and air-conditioning - Google Patents
Air conditioner circulating system, the control method of air conditioner circulating system and air-conditioning Download PDFInfo
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- CN109405366A CN109405366A CN201811265650.3A CN201811265650A CN109405366A CN 109405366 A CN109405366 A CN 109405366A CN 201811265650 A CN201811265650 A CN 201811265650A CN 109405366 A CN109405366 A CN 109405366A
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- pressure
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- air conditioner
- circulating system
- conditioner circulating
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004378 air conditioning Methods 0.000 title claims abstract description 13
- 239000003507 refrigerant Substances 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 40
- 238000001816 cooling Methods 0.000 claims description 11
- 239000000498 cooling water Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000002826 coolant Substances 0.000 abstract description 8
- 238000001704 evaporation Methods 0.000 description 7
- 230000005494 condensation Effects 0.000 description 6
- 238000009833 condensation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 230000007812 deficiency Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Classifications
-
- 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
- F25B41/00—Fluid-circulation arrangements
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention relates to a kind of air conditioner circulating systems, including compressor, condenser, throttling set and evaporator.Compressor, condenser, throttling set and evaporator form refrigerant flow cycle, and pressure-detecting device is provided between the exhaust outlet of compressor and the entrance of condenser, is provided with supercharging device between the exhaust outlet and pressure-detecting device of compressor.When pressure-detecting device detects the pressure into condenser inlet lower than setting value; gaseous coolant certain pressure is given in control supercharging device unlatching; prevent because enter condenser refrigerant temperature it is too low due to occur low-voltage variation cause complete machine run unreliability, improve the ability efficiency of complete machine.The present invention also provides a kind of control method of air conditioner circulating system and air-conditionings.
Description
Technical field
The present invention relates to air-conditioning technical fields, more particularly to the control method of air conditioner circulating system, air conditioner circulating system
And air-conditioning.
Background technique
Existing air-conditioning system includes indoor heat exchanger, outdoor heat exchanger and compressor, and refrigerant is formed in above-mentioned each component
Circuit in recycle.Evaporation cold group operating condition is water cooling operating condition, mainly by cooling water cloth MJPZ in heat exchanger fin surface evaporation, from
And achieve the purpose that cooling refrigerant.Compared to common air-cooled screw unit, evaporating cold group has lower condensation temperature, in machine
In group starting and operational process, easily there is the too low protection of pressure difference.When Screw chiller is run, high-pressure is too low to will lead to complete machine fortune
Row is unreliable, and ability efficiency also can accordingly be affected
Summary of the invention
Easily there is the too low protection of pressure difference for existing evaporation cold group in unit starting and operational process in the present invention
Problem provides the control method and air-conditioning of a kind of air conditioner circulating system, air conditioner circulating system.
A kind of air conditioner circulating system, including compressor, condenser, throttling set and evaporator:
The compressor, the condenser, the throttling set and the evaporator form refrigerant flow cycle;
Pressure-detecting device is provided between the exhaust outlet of the compressor and the entrance of the condenser;
Supercharging device is provided between the exhaust outlet of the compressor and the pressure-detecting device.
It in one of the embodiments, further include bypass line and autocontrol valve, the autocontrol valve setting
In on the bypass line or being set between the supercharging device and the entrance on the siphunculus road.
The autocontrol valve includes that the first autocontrol valve and second automatically control in one of the embodiments,
Valve, first autocontrol valve are set on the bypass line, and second autocontrol valve is set to described
Between supercharging device and the entrance of the bypass line.
The pressure-detecting device is pressure sensor in one of the embodiments,.
The supercharging device is booster pump in one of the embodiments,.
The autocontrol valve is electric butterfly valve in one of the embodiments,.
It in one of the embodiments, further include water tank, water inlet line water collector and water return pipeline, it is the water tank, described
Water inlet line, the water collector and the water return pipeline form cooling water circulation loop, and cooling water passes through the spray on water inlet line
Head is sprayed at the surface of the condenser and refrigerant exchanges heat, and the cooling water after heat exchange returns to institute after water collector collection
It states in water tank.
It in one of the embodiments, further include cooling blower, the cooling blower is set to the top of the evaporator.
A kind of air-conditioning, including the air conditioner circulating system as described in above-mentioned any one technical solution.
A kind of control method of air conditioner circulating system, the air conditioner circulating system are that the air-conditioning in above-mentioned technical proposal such as follows
Loop system, the control method include:
The refrigerant pressure preset value for being set into condenser is A;
Control the unlatching of the first autocontrol valve, the second autocontrol valve is closed and booster pump is closed;
After compressor is stable, the actual pressure P of continuous t time inner condenser air inlet is detected;
Compare the actual pressure P and the pressure preset A, controls first autocontrol valve and be opened and closed, be described
The opening and closing of second autocontrol valve and the booster pump start and stop.
The actual pressure P and the pressure preset A in one of the embodiments, control described the
The opening and closing of one autocontrol valve, second autocontrol valve opening and closing and the step of booster pump start and stop include:
When the actual pressure P is less than the pressure preset A, control first autocontrol valve is closed, is controlled
Second autocontrol valve is opened and controls the booster pump and opens.
The actual pressure P and the pressure preset A in one of the embodiments, control described the
The opening and closing of one autocontrol valve, second autocontrol valve opening and closing and the step of booster pump start and stop include:
When the actual pressure P is more than or equal to the pressure preset A, control the first autocontrol valve holding is opened
It opens, control second autocontrol valve and remain turned-off and control the booster pump and remain turned-off.
Based on the above-mentioned technical proposal, the embodiment of the present invention at least generates following technical effect:
The air conditioner circulating system that above-mentioned technical proposal provides, compressor, condenser, throttling set and evaporator form refrigerant
Flow cycle, is provided with pressure-detecting device between the exhaust outlet of compressor and the entrance of condenser, the exhaust outlet of compressor with
Supercharging device is provided between pressure-detecting device.It detects that the pressure into condenser inlet is lower than in pressure-detecting device to set
When definite value, gaseous coolant certain pressure is given in control supercharging device unlatching, prevents due to the refrigerant temperature for entering condenser is too low
There is the unreliability that low-voltage variation causes complete machine to run, improves the ability efficiency of complete machine.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the schematic diagram of the air conditioner circulating system of one embodiment of the invention;
Fig. 2 is the flow chart of the control method of the air conditioner circulating system of one embodiment of the invention.
Description of symbols:
100- compressor
200- condenser
300- throttling set
400- evaporator
500- pressure-detecting device
600- supercharging device
700- bypass line
710- bypass line entrance
The outlet of 720- bypass line
800- autocontrol valve
The first autocontrol valve of 810-
The second autocontrol valve of 820-
900- water tank
910- water inlet line
920- water collector
930- backwater channel
940- spray head
950- cooling blower
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It is only exemplary to the description of specific embodiment below, it should be understood that herein
Described specific implementation is only used to explain the present invention, and is definitely not to the present invention and its application or the limitation of usage.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.On the contrary, intermediary element is not present when element is connect referred to as " direct " with another element.This paper institute
The term "vertical", "horizontal", "left" and "right" used and similar statement are for illustrative purposes only.
In the description of the present invention, it is to be understood that, term " length ", " width ", " thickness ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
More detailed elaboration is done to technical solution provided by the invention below in conjunction with Fig. 1 to Fig. 2.
Referring to Fig. 1, one embodiment of the invention provides a kind of air conditioner circulating system, including compressor 100, condenser 200,
Throttling set 300 and evaporator 400.The compressor 100, the condenser 200, the throttling set 300 and the evaporation
Device 400 forms refrigerant flow cycle.Refrigerant flows to as indicated by the dashed arrow in fig. 1.The exhaust outlet of the compressor 100 with it is described
Pressure-detecting device 500 is provided between the entrance 710 of condenser 200.The exhaust outlet of the compressor 100 and the pressure are examined
It surveys between device 500 and is provided with supercharging device 600, optionally, the supercharging device 600 is booster pump.Above-mentioned Air-conditioning Cycle system
System, the refrigerant preset pressure value being set into the condenser 200 are A, and A value, which is one, can set threshold value, different compressors
The A value of 100 settings is different.Unit is opened, and supercharging device 600 is closed, after compressor 100 is stable, pressure-detecting device 500
The refrigerant pressure entered in detection time t in the condenser 200 is P, when detected in duration t condenser 200 into
When outlet pressure P is less than the A value of setting, it is determined as high-pressure deficiency at this time, needs to open described in 600 pairs of supercharging device entrance
Refrigerant in condenser 200 is pressurized, and prevents condensation temperature too low, the unreliability for causing complete machine to run.
Please continue to refer to Fig. 1, in wherein one or some embodiments, the air conditioner circulating system further includes bypass line
700 and autocontrol valve 800.The entrance 710 of the bypass line 700 and the compressor 100 and the supercharging device 600
Between pipeline connection, the outlet 720 of the bypass line 700 and the supercharging device 600 and the pressure-detecting device 500
Between pipeline connection.The autocontrol valve 800 is set on the bypass line 700 or is set to the pressurization dress
It sets between 600 and the entrance 710 on the siphunculus road.Above-mentioned technical proposal, when the autocontrol valve 800 is set to the side
When on siphunculus road 700, starting up opens the autocontrol valve 800, closes the supercharging device 600, compressor 100
The refrigerant pressure entered in the condenser 200 after stable, in 500 detection time t of pressure-detecting device is P, when lasting
When detecting that the inlet pressure P of condenser 200 is less than the A value of setting in time t, it is determined as high-pressure deficiency at this time, needs
It opens the refrigerant that 600 pairs of supercharging device enter in the condenser 200 to be pressurized, prevents condensation temperature too low, cause whole
The unreliability of machine operation.In order to obtain better supercharging effect, opens 600 pairs of supercharging device and enter in the condenser 200
Refrigerant close the autocontrol valve 800 on the bypass line 700 while be pressurized, make from compressor 100
The refrigerant that comes out of exhaust outlet all pass through supercharging device 600 and be pressurized.When the autocontrol valve 800 is set to the increasing
Between pressure device 600 and the entrance 710 of the bypass line 700, starting up closes the autocontrol valve 800, closes
The supercharging device 600 after compressor 100 is stable, enters the condenser in 500 detection time t of pressure-detecting device
Refrigerant pressure in 200 is P, when the inlet pressure P for detecting condenser 200 in duration t is less than the A value of setting,
About duration t, there is different sections in the different compressor loads stable time, selects according to the actual situation most suitable
Duration.It is determined as high-pressure deficiency at this time, it is right that unlatching autocontrol valve 800 opens supercharging device 600 simultaneously
It is pressurized into the refrigerant in the condenser 200, gaseous coolant enters evaporative condenser after booster pump adherence pressure
Heat exchange, prevents condensation temperature too low, the unreliability for causing complete machine to run.
Please continue to refer to Fig. 1, in wherein one or some embodiments, the autocontrol valve 800 include first from
Dynamic control valve 810 and the second autocontrol valve 820.First autocontrol valve 810 is set to the bypass line
On 700, second autocontrol valve 820 is set between the supercharging device 600 and the entrance 710 on the siphunculus road.
The refrigerant pressure preset value for being set into condenser is A, and unit is opened, and the unlatching of the first autocontrol valve 810 of control, second are certainly
Dynamic control valve 820 is closed and supercharging device 600 is closed.After compressor 100 is stable, condensation in the continuous t time is detected
The actual pressure P of 200 air inlet of device.Compare the actual pressure P and the pressure preset A, when the actual pressure P is less than
The pressure preset A controls first autocontrol valve 810 and closes, controls second autocontrol valve 820 and open
It opens and controls the supercharging device 600 and open.Gaseous coolant changes after 600 adherence pressure of supercharging device into evaporative condenser
Heat prevents condensation temperature too low, the unreliability for causing complete machine to run.When the actual pressure P is pre- more than or equal to the pressure
If value A, controls first autocontrol valve 810 and keep it turning on, control second autocontrol valve 820 and remain turned-off
And the control supercharging device 600 remains turned-off.Gaseous coolant can be directly entered evaporative condenser 200 and carry out cooling change at this time
Heat.Because supercharging device 600 is there are the larger pressure loss, so when gaseous coolant directly can enter condenser by by-passing pipeline 700
It exchanges heat in 200.Pass through this control system and control mode, it is ensured that the evaporation reliable and stable operation of cold group promotes unit
Service life increases the experience sense of user.Arrange that pressure sensor is used to detect high-pressure on the air inlet of condenser 200,
Increase a bypass line 700, the entrance 710 of the bypass line 700 and the compressor 100 and the pressurization on exhaust pipe
Pipeline connection between device 600, the outlet 720 of the bypass line 700 and the supercharging device 600 and the pressure detecting
Pipeline connection between device 500.The first autocontrol valve 810 on by-pass line 700 be set to the supercharging device
The second autocontrol valve 820 switching between 600 and the entrance 710 on the siphunculus road is set when detecting that high-pressure P is lower than
When fixed number value A, the second autocontrol valve being set between the supercharging device 600 and the entrance 710 on the siphunculus road is opened
Door 820, the high-pressure gaseous refrigerant that compressor 100 is discharged are pressurized by supercharging device 600 and further promote high-pressure, high pressure pressure
Power enters evaporative condenser 200 under stable pressure state and carries out condensing heat-exchange.
Optionally, the pressure-detecting device 500 is pressure sensor.Force pressure sensor obtains condenser 200 and enters
Actual pressure P at mouthful, and will test result and be transmitted to controller, controller compares actual pressure P and preset pressure value A, in turn
Control the opening and closing of the first autocontrol valve 810, control second autocontrol valve 820 and supercharging device 600.
Optionally, the autocontrol valve 800 is electric butterfly valve.Specifically, the first autocontrol valve 810 and second
Autocontrol valve 820 is electric butterfly valve.
Optionally, the throttling set 300 is electric expansion valve.Electric expansion valve high sensitivity adjusts reaction fastly, can fit
Occasion for operating condition wider range.
Please continue to refer to Fig. 1, in wherein one or some embodiments, the air conditioner circulating system further include water tank 900,
Water inlet line 910, water collector 920 and water return pipeline 930.The water tank 900, the water inlet line 910, the water collector 920
Cooling water circulation loop is formed with the water return pipeline 930.Cooling water is sprayed at institute by the spray head 940 on water inlet line 910
The surface and refrigerant for stating condenser 200 exchange heat, and the cooling water after heat exchange returns to the water after the water collector 920 collection
In case 900.Optionally, the water inlet line 910 is provided with water pump, by water pump by cooling water pump to the condenser 200
Top.
Optionally, the air conditioner circulating system further includes spray cooling blower 950.The cooling blower 950 is set to described
The top of evaporator 400.Cooling blower 950 can accelerate the evaporation of vapor, accelerate to exchange heat with the refrigerant in condenser 200.
A kind of air-conditioning, including the air conditioner circulating system as described in above-mentioned any one technical solution.
Referring to Fig. 2, one embodiment of the invention provides a kind of control method of air conditioner circulating system, the Air-conditioning Cycle
System air conditioner circulating system as described in above-mentioned any one technical solution, the control method include:
The refrigerant pressure preset value for being set into condenser is A;
Control the unlatching of the first autocontrol valve, the second autocontrol valve is closed and booster pump is closed;
After compressor is stable, the actual pressure P of continuous t time inner condenser air inlet is detected;
Compare the actual pressure P and the pressure preset A, controls first autocontrol valve and be opened and closed, be described
The opening and closing of second autocontrol valve and the booster pump start and stop.
The actual pressure P and the pressure preset A in one of the embodiments, control described the
The opening and closing of one autocontrol valve, second autocontrol valve opening and closing and the step of booster pump start and stop include:
When the actual pressure P is less than the pressure preset A, control first autocontrol valve is closed, is controlled
Second autocontrol valve is opened and controls the booster pump and opens.
The actual pressure P and the pressure preset A in one of the embodiments, control described the
The opening and closing of one autocontrol valve, second autocontrol valve opening and closing and the step of booster pump start and stop include:
When the actual pressure P is more than or equal to the pressure preset A, control the first autocontrol valve holding is opened
It opens, control second autocontrol valve and remain turned-off and control the booster pump and remain turned-off.
Arrange that pressure sensor for detecting high-pressure, is vented in above-mentioned technical proposal, on the air inlet of condenser 200
Increase a bypass line 700, the entrance 710 of the bypass line 700 and the compressor 100 and the supercharging device on pipe
Pipeline connection between 600, the outlet 720 of the bypass line 700 and the supercharging device 600 and the pressure-detecting device
Pipeline connection between 500.The first autocontrol valve 810 on by-pass line 700 be set to the supercharging device 600 with
The second autocontrol valve 820 switching between the entrance 710 on the siphunculus road sets number when detecting that high-pressure P is lower than
When value A, the second autocontrol valve being set between the supercharging device 600 and the entrance 710 on the siphunculus road is opened
820, the high-pressure gaseous refrigerant that compressor 100 is discharged is pressurized by supercharging device 600 and further promotes high-pressure, high-pressure
Enter evaporative condenser 200 under stable pressure state and carries out condensing heat-exchange.Described in being more than or equal to as the actual pressure P
Pressure preset A controls first autocontrol valve 810 and keeps it turning on, controls the guarantor of the second autocontrol valve 820
It holds closing and the control supercharging device 600 remains turned-off.Gaseous coolant can be directly entered the progress of evaporative condenser 200 at this time
Cooling heat transferring.
The air conditioner circulating system that above-mentioned technical proposal provides, compressor, condenser, throttling set and evaporator form refrigerant
Flow cycle, is provided with pressure-detecting device between the exhaust outlet of compressor and the entrance of condenser, the exhaust outlet of compressor with
Supercharging device is provided between pressure-detecting device.It detects that the pressure into condenser inlet is lower than in pressure-detecting device to set
When definite value, gaseous coolant certain pressure is given in control supercharging device unlatching, prevents due to the refrigerant temperature for entering condenser is too low
There is the unreliability that low-voltage variation causes complete machine to run, improves the ability efficiency of complete machine.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (12)
1. a kind of air conditioner circulating system, which is characterized in that including compressor (100), condenser (200), throttling set (300) and
Evaporator (400):
The compressor (100), the condenser (200), the throttling set (300) and the evaporator (400) formation are cold
Matchmaker's flow cycle;
Pressure-detecting device is provided between the exhaust outlet of the compressor (100) and the entrance (710) of the condenser (200)
(500);
Supercharging device (600) are provided between the exhaust outlet and the pressure-detecting device (500) of the compressor (100).
2. air conditioner circulating system according to claim 1, which is characterized in that further include bypass line (700) and automatic control
Valve (800) processed, the entrance (710) and the compressor (100) and the supercharging device (600) of the bypass line (700)
Between pipeline connection, the outlet (720) of the bypass line (700) and the supercharging device (600) and the pressure detecting
Pipeline connection between device (500);
The autocontrol valve (800) is set on the bypass line (700) and/or is set to the supercharging device
(600) between the entrance (710) of the bypass line (700).
3. air conditioner circulating system according to claim 2, which is characterized in that the autocontrol valve (800) includes the
One autocontrol valve (810) and the second autocontrol valve (820), first autocontrol valve (810) are set to institute
It states on bypass line (700), second autocontrol valve (820) is set to the supercharging device (600) and the bypass
Between the entrance (710) of pipeline.
4. air conditioner circulating system according to claim 1, which is characterized in that the pressure-detecting device (500) is pressure
Sensor.
5. air conditioner circulating system according to claim 1, which is characterized in that the supercharging device (600) is booster pump.
6. air conditioner circulating system according to claim 2, which is characterized in that the autocontrol valve (800) is electronic
Butterfly valve.
7. air conditioner circulating system according to claim 1, which is characterized in that further include water tank (900), water inlet line
(910), water collector (920) and water return pipeline (930), the water tank (900), the water inlet line (910), the water collector
(920) cooling water circulation loop is formed with the water return pipeline (930), cooling water passes through the spray head on water inlet line (910)
(940) surface for being sprayed at the condenser (200) exchanges heat with refrigerant, and the cooling water after heat exchange is through the water collector
(920) it is returned in the water tank (900) after collecting.
8. air conditioner circulating system according to claim 7, which is characterized in that it further include spray cooling blower (950), it is described cold
But blower (950) is set to the top of the evaporator (400).
9. a kind of air-conditioning, which is characterized in that including air conditioner circulating system as claimed in any of claims 1 to 8 in one of claims.
10. a kind of control method of air conditioner circulating system, which is characterized in that the air conditioner circulating system is such as claim 3 institute
The air conditioner circulating system stated, the control method include:
The refrigerant pressure preset value for being set into condenser is A;
Control the unlatching of the first autocontrol valve, the second autocontrol valve is closed and booster pump is closed;
After compressor is stable, the actual pressure P of continuous t time inner condenser air inlet is detected;
Compare the actual pressure P and the pressure preset A, controls the first autocontrol valve opening and closing, described second
Autocontrol valve opening and closing and the booster pump start and stop.
11. the control method of air conditioner circulating system according to claim 10, which is characterized in that the reality
The pressure P and pressure preset A controls the first autocontrol valve opening and closing, second autocontrol valve opening and closing
And the step of booster pump start and stop, includes:
When the actual pressure P is less than the pressure preset A, control first autocontrol valve is closed, described in control
Second autocontrol valve is opened and controls the booster pump and opens.
12. the control method of air conditioner circulating system according to claim 10, which is characterized in that the reality
The pressure P and pressure preset A controls the first autocontrol valve opening and closing, second autocontrol valve opening and closing
And the step of booster pump start and stop, includes:
When the actual pressure P is more than or equal to the pressure preset A, control first autocontrol valve keep it turning on,
It controls second autocontrol valve and remains turned-off and control the booster pump and remain turned-off.
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Cited By (3)
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CN110173870A (en) * | 2019-05-29 | 2019-08-27 | 广东美的制冷设备有限公司 | Control method, air conditioner and the computer readable storage medium of air conditioner |
CN110525624A (en) * | 2019-09-25 | 2019-12-03 | 中国船舶重工集团公司第七一九研究所 | It is a kind of parallel from flow cooling system and ship |
CN115200250A (en) * | 2022-07-15 | 2022-10-18 | 珠海格力电器股份有限公司 | Fluorine pump compression refrigeration system and control method thereof |
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CN110173870B (en) * | 2019-05-29 | 2021-03-19 | 广东美的制冷设备有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
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CN115200250A (en) * | 2022-07-15 | 2022-10-18 | 珠海格力电器股份有限公司 | Fluorine pump compression refrigeration system and control method thereof |
CN115200250B (en) * | 2022-07-15 | 2023-09-29 | 珠海格力电器股份有限公司 | Fluorine pump pressure refrigeration system and control method thereof |
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