CN110307613A - It is a kind of to evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water and its working method - Google Patents
It is a kind of to evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water and its working method Download PDFInfo
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- CN110307613A CN110307613A CN201910709418.2A CN201910709418A CN110307613A CN 110307613 A CN110307613 A CN 110307613A CN 201910709418 A CN201910709418 A CN 201910709418A CN 110307613 A CN110307613 A CN 110307613A
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- cooled condenser
- pressure valve
- cooling
- air
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000001816 cooling Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims description 8
- 239000007921 spray Substances 0.000 claims abstract description 26
- 238000009833 condensation Methods 0.000 claims abstract description 22
- 230000005494 condensation Effects 0.000 claims abstract description 22
- 238000001704 evaporation Methods 0.000 claims abstract description 19
- 230000008020 evaporation Effects 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 238000005057 refrigeration Methods 0.000 claims abstract description 7
- 239000003507 refrigerant Substances 0.000 claims description 33
- 230000008676 import Effects 0.000 claims description 14
- 230000003020 moisturizing effect Effects 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 4
- 239000008399 tap water Substances 0.000 claims description 4
- 235000020679 tap water Nutrition 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 238000010025 steaming Methods 0.000 claims 1
- 238000004378 air conditioning Methods 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 2
- 206010009866 Cold sweat Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 239000013589 supplement Substances 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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/20—Casings or covers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
-
- 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
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The cooling cold wind cold water of a kind of evaporation provided by the present invention is double to utilize energy-saving type air conditioner, including interior machine and outer machine, is provided with evaporator and blower in interior machine；Cooling capacity condensation chamber and cooling capacity conversion chamber are set as in outer machine；In cooling capacity condensation chamber, air draft direction is pressed in, is arranged as spray wet curtain, air-cooled condenser and exhaust fan；The bottom of spray wet curtain is provided with water receiving tank, is provided with water-cooled condenser in water receiving tank；Cooling capacity conversion chamber includes collecting chamber and compressor；Pass through piping connection between water receiving tank and collecting chamber；One end of compressor is connected to air-cooled condenser, and the other end is connected to evaporator；Another interface of evaporator is connected to water-cooled condenser.Operating condition condensation temperature is low in the present invention, and compressor is run under lower power consumption, has reached energy-efficient purpose；And the liquid working substance finally formed in water-cooled condenser has lower temperature, promotes basic air conditioner refrigerating efficiency, increases Energy Efficiency Ratio, therefore air-conditioning of the invention has the characteristics of highly effective refrigeration, water-saving and electricity-saving.
Description
Technical field
The invention belongs to air-conditioning technical field, particularly belong to it is a kind of evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water and
Its working method.
Background technique
With the continuous improvement of people 's material life and cultural life, proper temperature demand of the people to local environment
It increasingly improves, the following demand for energy is also constantly increasing, and the exploitation of energy-saving cold/hot equipment has very important
Meaning.
In the prior art, during air conditioner refrigerating, the type of cooling of air-conditioning condenser is generally divided into water cooling and two kinds air-cooled
Form:
Conventional air cooling way is to be discharged to condenser heat in atmospheric environment by air using fan, and structure is simple, but
Universal radiating efficiency is lower, constrains the Energy Efficiency Ratio of refrigeration equipment, increases the energy consumption of unit equipment, and it is special not have energy conservation
Point.
The water-cooling pattern applied at present is generally configured with higher efficiency, and operating cost decreases, but unit needs disappear
Consume a large amount of water resource；Or structure is complicated, including cooling tower, cooling pump and cooling water pipe, and unit needs equipment ratio to be mounted
It is more, and occupied area is bigger.
Summary of the invention
It is provided by the present invention it is a kind of evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water, by direct evaporating-cooling,
Make water and air hot and humid area, cold wind, the cold water of generation using in the condensation of air-conditioning heat dissipation, make compressor lower simultaneously
It is run under power consumption, to reach energy-efficient purpose.
Meanwhile the present invention also provides the working methods of the double energy-saving type air conditioners utilized of the cooling cold wind cold water of above-mentioned evaporation.
A kind of cooling cold wind cold water of evaporation is double to utilize energy-saving type air conditioner, including interior machine and outer machine, which is characterized in that
The interior machine includes shell, inside the shell, is provided with evaporator and blower；
The outer machine, includes shell, in shell from top to bottom, is set as cooling capacity condensation chamber and cooling capacity conversion chamber；
In the cooling capacity condensation chamber, shell a pair of opposite wall is set as being open, and presses in air draft direction, is arranged successively to spray wet curtain,
Air-cooled condenser and exhaust fan；The bottom of the spray wet curtain is provided with water receiving tank, and water cooling condensation is provided in water receiving tank
Device；Wherein, air-cooled condenser and water-cooled condenser are to be connected in series；The cooling capacity conversion chamber includes collecting chamber and compressor；
Water pump is provided in the collecting chamber, water pump is connect with the spray equipment in spray wet curtain；And lead between water receiving tank and collecting chamber
Piping connection is crossed, collecting chamber is connected with external water pipe；One end of compressor is connected to air-cooled condenser, and the other end is connected to
Evaporator, and there are two low pressure valve, respectively interior machine low pressure valve and outer machine low pressure valves for setting on connecting line；Evaporator it is another
One interface is connected to water-cooled condenser, and there are two high pressure valve, respectively interior machine high pressure valve and outer machines for connection on connecting line
High pressure valve；And refrigerant medium is filled between each component and pipeline.
Further, between the cooling capacity condensation chamber and cooling capacity conversion chamber, it is provided with partition.
Further, the spray equipment is the round tube for being installed with uniform small pores.
Further, the exhaust fan is axial flow blower.
Further, in the external water pipe, moisturizing import is arranged on shell, and passes through pipeline and collecting chamber
The altitude valve connection of top setting.
Further, the air-cooled condenser is finned cooler, and the water-cooled condenser is cluster tubular type light pipe
Condenser.
Further, throttle expansion valve is also connected on pipeline between the water-cooled condenser and outer machine high pressure valve.
Further, an interface of the evaporator is connected to interior machine low pressure valve, and connecting copper pipe is low to outer machine later
The upper end import of pressure valve, the air inlet of outer machine low pressure valve connect compressor, the exhaust outlet and air-cooled condenser of compressor connects, wind
The upper end import of the lower end outlet series connection water-cooled condenser of cool condenser, the lower end outlet of water-cooled condenser pass through throttle expansion valve
It is connect with outer machine high pressure valve, outer machine high pressure valve is connect with interior machine high pressure valve, and interior machine high pressure valve is then connected to another of evaporator
Interface.
The present invention also provides the double working methods using energy-saving type air conditioner of the cooling cold wind cold water of above-mentioned evaporation, feature exists
In including the following steps:
The high pressure refrigerant liquid condensed in outer machine is entered by throttle expansion valve, outer machine high pressure valve and interior machine high pressure valve
In evaporator, while blower enters air constantly to carry out heat exchange around evaporator, and the air to turn cold after heat release is sent into
Room；
Refrigerant is in evaporator interior suction thermosetting low-pressure refrigerant vapor, after interior machine low pressure valve and outer machine low pressure valve,
It is sucked by compressor, and boil down to high-pressure refrigerant vapor heel row enters air-cooled condenser and water-cooled condenser；At the same time, heat extraction
Blower traction air passes through in cooling capacity condensation chamber；The high-pressure refrigerant vapor of air-cooled condenser is flowed through by from spray wet curtain
Cold humid air is cooling；Take away the heat of refrigerant releasing；
The refrigerant for flowing through water-cooled condenser is continued to cool down by the cold water not being evaporated in spray wet curtain, makes high compacting
Refrigerant vapor condenses into high pressure refrigerant liquid；Again by entering after throttle expansion valve, outer machine high pressure valve and interior machine high pressure valve
Into evaporator；Continue to absorb room heat, constitutes refrigeration cycle；
When water level reduces in collecting chamber, altitude valve is automatically opened, and is automatically replenished by moisturizing import by tap water.
Beneficial effects of the present invention:
The water of uniform spraying and the air of exhaust fan traction are evaporated cooling in spray wet curtain, generate in hot and humid area
The clammy air of clammy air and cold water, generation flows through air-cooled condenser, and high-pressure refrigerant vapor is pre-chilled；Spray wet curtain
The cold water for dropping onto water receiving tank carries out deep condensation to higher pressure refrigerant gas by water-cooled condenser, and being formed has degree of supercooling
High high pressure refrigerant liquid.One side operating condition condensation temperature is low, and compressor is run under lower power consumption, has reached energy-efficient mesh
's；On the other hand, the liquid working substance finally formed in water-cooled condenser has lower temperature, improves the system of basic air-conditioning
The characteristics of cold efficiency increases Energy Efficiency Ratio, therefore air-conditioning of the invention has highly effective refrigeration, and structure is simple, water-saving and electricity-saving.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
In figure: A, outer machine；B, interior machine；1, shell；2, cooling capacity condensation chamber；3, cooling capacity conversion chamber；4, air-cooled condenser；5, water
Cool condenser；6, wet curtain is sprayed；7, spray equipment；8, exhaust fan；9 ', water receiving tank；9, collecting chamber；10, water pump；11, it compresses
Machine；12, throttle expansion valve；13, interior machine low pressure valve；13 ', outer machine low pressure valve；14, interior machine high pressure valve；14 ', outer machine high pressure valve；
15, moisturizing import；16, altitude valve；17, evaporator；18, shell；19, blower；20, partition.
Specific embodiment
Embodiment 1
Referring to attached drawing, a kind of cooling cold wind cold water of evaporation is double to utilize energy-saving type air conditioner, including interior machine A and outer machine B, feature to exist
In,
The interior machine A includes shell 18, is respectively arranged with air inlet and air outlet on shell 18；In shell 18, if
It is equipped with evaporator 17 and blower 19；
The outer machine B, includes shell 1, in shell 1 from top to bottom, is set as cooling capacity condensation chamber 2 and cooling capacity converts
Room 3；Between the cooling capacity condensation chamber 2 and cooling capacity conversion chamber 3, it is provided with partition 20；In the cooling capacity condensation chamber 2, shell
A pair of of opposite wall is set as being open, and presses in air draft direction, is arranged successively to spray wet curtain 6, air-cooled condenser 4 and exhaust fan 8；
The bottom of the spray wet curtain 6 is provided with water receiving tank 9 ', is provided with water-cooled condenser 5 in water receiving tank 9 '；Wherein, air-cooled condensation
Device 4 and water-cooled condenser 5 are to be connected in series；The exhaust fan 8 is axial flow blower；The air-cooled condenser 4 is finned
Condenser, the water-cooled condenser 5 are cluster tubular type light pipe condenser；The cooling capacity conversion chamber 3 includes collecting chamber 9 and compression
Machine 11；Water pump 10 is provided in the collecting chamber 9, water pump 10 is connect with the spray equipment 7 in spray wet curtain 6, the spray
Device 7 is the round tube for being installed with uniform small pores；And by piping connection between water receiving tank 9 ' and collecting chamber 9, collecting chamber 9 is connected with outer
Portion's water pipe；One end of compressor 11 is connected to air-cooled condenser 4, and the other end is connected to evaporator 17, and in connecting line
There are two low pressure valve, respectively interior machine low pressure valve 13 and outer machine low pressure valves 13 ' for upper setting；Another interface of evaporator 17 is connected to
Water-cooled condenser 5, and there are two high pressure valve, respectively interior machine high pressure valve 14 and outer machine high pressure valves 14 ' for connection on connecting line；
And refrigerant medium is filled between each component and pipeline.
In the external water pipe, moisturizing import 15 is arranged on shell, and by setting above pipeline and collecting chamber
The altitude valve 16 set connects.When in collecting chamber water level reduce when, altitude valve 16 automatically opens, by moisturizing import by
Tap water is automatically replenished.
Between the water-cooled condenser 5 and outer machine high pressure valve 14 ' on pipeline, it is also connected with throttle expansion valve 12.
One interface of the evaporator 17 is connected to interior machine low pressure valve, later connecting copper pipe to outer machine low pressure valve, outside
The upper end import of the air inlet of machine low pressure valve connect compressor, the exhaust outlet and air-cooled condenser of compressor connects, air-cooled condensation
The upper end import of the lower end outlet series connection water-cooled condenser of device, the lower end outlet of water-cooled condenser pass through throttle expansion valve and outer machine
High pressure valve connection, outer machine high pressure valve are connect with interior machine high pressure valve, and interior machine high pressure valve is then connected to another interface of evaporator.
Embodiment 2
The present invention also provides the double working methods using energy-saving type air conditioner of the cooling cold wind cold water of above-mentioned evaporation, feature exists
In including the following steps:
The high pressure refrigerant liquid condensed in outer machine passes through throttle expansion valve 12, outer machine high pressure valve 14 ' and interior machine high pressure valve
14, into evaporator 17, in evaporator 17, in evaporating state under low pressure, the heat of surrounding is drawn, while blower 19 makes
Air constantly enters 17 surrounding of evaporator and carries out heat exchange, and the air to turn cold after heat release is sent into room and realizes room refrigeration mesh
's.
Refrigerant passes through interior machine low pressure valve 13 and outer machine low pressure valve in 17 interior suction thermosetting low-pressure refrigerant vapor of evaporator
It after 13 ', is sucked by compressor 11, and boil down to high-pressure refrigerant vapor heel row enters air-cooled condenser 4 and water-cooled condenser 5；With
This simultaneously, exhaust fan 8 draw air pass through in cooling capacity condensation chamber 2；Flow through the high-pressure refrigerant vapor quilt of air-cooled condenser 4
Cold humid air from spray wet curtain 6 is cooling；The heat for taking away refrigerant releasing, is arranged to outdoor；
The refrigerant for flowing through water-cooled condenser 5 is continued to cool down by the cold water not being evaporated in spray wet curtain 6, makes high pressure
Refrigerant vapour condenses into high pressure refrigerant liquid；Pass through throttle expansion valve 12, outer machine high pressure valve 14 ' and interior machine high pressure valve 14 again
It is entered in evaporator 17 later；Continue to absorb room heat, constitutes refrigeration cycle；
When water level reduces in collecting chamber 9, altitude valve 16 is automatically opened, automatic by tap water by moisturizing import 15
Supplement.
Claims (9)
1. a kind of cooling cold wind cold water of evaporation is double to utilize energy-saving type air conditioner, including interior machine and outer machine, which is characterized in that
The interior machine includes shell, inside the shell, is provided with evaporator and blower；
The outer machine, includes shell, in shell from top to bottom, is set as cooling capacity condensation chamber and cooling capacity conversion chamber；It is described
Cooling capacity condensation chamber in, shell a pair of opposite wall is set as being open, and presses in air draft direction, be arranged successively for spray wet curtain, it is air-cooled
Condenser and exhaust fan；The bottom of the spray wet curtain is provided with water receiving tank, is provided with water-cooled condenser in water receiving tank；Its
In, air-cooled condenser and water-cooled condenser are to be connected in series；The cooling capacity conversion chamber includes collecting chamber and compressor；The collection
Water pump is provided in water chamber, water pump is connect with the spray equipment in spray wet curtain；And pass through pipeline between water receiving tank and collecting chamber
Connection, collecting chamber are connected with external water pipe；One end of compressor is connected to air-cooled condenser, and the other end is connected to evaporation
Device, and there are two low pressure valve, respectively interior machine low pressure valve and outer machine low pressure valves for setting on connecting line；The another of evaporator connects
Mouth is connected to water-cooled condenser, and there are two high pressure valve, respectively interior machine high pressure valve and outer machine high pressures for connection on connecting line
Valve；And refrigerant medium is filled between each component and pipeline.
2. the cooling cold wind cold water of evaporation according to claim 1 is double to utilize energy-saving type air conditioner, which is characterized in that the cooling capacity
Between condensation chamber and cooling capacity conversion chamber, it is provided with partition.
3. the cooling cold wind cold water of evaporation according to claim 1 is double to utilize energy-saving type air conditioner, which is characterized in that the spray
Device is the round tube for being installed with uniform small pores.
4. the cooling cold wind cold water of evaporation according to claim 1 is double to utilize energy-saving type air conditioner, which is characterized in that the heat extraction
Blower is axial flow blower.
5. the cooling cold wind cold water of evaporation according to claim 1 is double to utilize energy-saving type air conditioner, which is characterized in that the outside
In water pipe, moisturizing import is arranged on shell, and is connect by pipeline with the altitude valve being arranged above collecting chamber.
6. the cooling cold wind cold water of evaporation according to claim 1 is double to utilize energy-saving type air conditioner, which is characterized in that described is air-cooled
Condenser is finned cooler, the water-cooled condenser, is cluster tubular type light pipe condenser.
7. the cooling cold wind cold water of evaporation according to claim 1 is double to utilize energy-saving type air conditioner, which is characterized in that the water cooling
Between condenser and outer machine high pressure valve on pipeline, it is also connected with throttle expansion valve.
8. the cooling cold wind cold water of evaporation according to claim 7 is double to utilize energy-saving type air conditioner, which is characterized in that the evaporation
One interface of device is connected to interior machine low pressure valve, later connecting copper pipe to outer machine low pressure valve, outer machine low pressure valve connect compressor
The upper end import of air inlet, the exhaust outlet and air-cooled condenser of compressor connects, the lower end outlet series connection water cooling of air-cooled condenser
The lower end outlet of the upper end import of condenser, water-cooled condenser is connect by throttle expansion valve with outer machine high pressure valve, outer machine high pressure
Valve is connect with interior machine high pressure valve, and interior machine high pressure valve is then connected to another interface of evaporator.
9. a kind of working methods according to claim 1 for evaporating cooling cold wind cold water pair using energy-saving type air conditioner, feature
It is, includes the following steps:
The high pressure refrigerant liquid condensed in outer machine is by throttle expansion valve, outer machine high pressure valve and interior machine high pressure valve, into evaporation
In device, while blower enters air constantly to carry out heat exchange around evaporator, and the air to turn cold after heat release is sent into room；
Refrigerant is pressed after interior machine low pressure valve and outer machine low pressure valve in evaporator interior suction thermosetting low-pressure refrigerant vapor
The sucking of contracting machine, and boil down to high-pressure refrigerant vapor heel row enters air-cooled condenser and water-cooled condenser；At the same time, exhaust fan
Traction air passes through in cooling capacity condensation chamber；The high-pressure refrigerant vapor of air-cooled condenser is flowed through by from the cold wet of spray wet curtain
Air is cooling；Take away the heat of refrigerant releasing；
The refrigerant for flowing through water-cooled condenser is continued to cool down by the cold water not being evaporated in spray wet curtain, makes high-pressure refrigerant
Devaporation is at high pressure refrigerant liquid；Again by entering steaming after throttle expansion valve, outer machine high pressure valve and interior machine high pressure valve
It sends out in device；Continue to absorb room heat, constitutes refrigeration cycle；
When water level reduces in collecting chamber, altitude valve is automatically opened, and is automatically replenished by moisturizing import by tap water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910709418.2A CN110307613A (en) | 2019-08-02 | 2019-08-02 | It is a kind of to evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water and its working method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910709418.2A CN110307613A (en) | 2019-08-02 | 2019-08-02 | It is a kind of to evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water and its working method |
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| CN110307613A true CN110307613A (en) | 2019-10-08 |
Family
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| CN201910709418.2A Pending CN110307613A (en) | 2019-08-02 | 2019-08-02 | It is a kind of to evaporate the double energy-saving type air conditioners utilized of cooling cold wind cold water and its working method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089374A (en) * | 2019-12-19 | 2020-05-01 | 广东恒净建设工程有限公司 | Energy-saving and environment-friendly industrial air conditioner |
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