CN215982922U - Evaporative cooling device, outdoor unit and air conditioning system - Google Patents
Evaporative cooling device, outdoor unit and air conditioning system Download PDFInfo
- Publication number
- CN215982922U CN215982922U CN202122224041.7U CN202122224041U CN215982922U CN 215982922 U CN215982922 U CN 215982922U CN 202122224041 U CN202122224041 U CN 202122224041U CN 215982922 U CN215982922 U CN 215982922U
- Authority
- CN
- China
- Prior art keywords
- wet curtain
- cooling device
- heat exchanger
- liquid
- evaporative cooling
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 87
- 238000004378 air conditioning Methods 0.000 title claims abstract description 15
- 239000011552 falling film Substances 0.000 claims abstract description 33
- 239000000110 cooling liquid Substances 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims description 86
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 48
- 239000007921 spray Substances 0.000 claims description 38
- 238000004781 supercooling Methods 0.000 claims description 26
- 239000010408 film Substances 0.000 claims description 24
- 239000012071 phase Substances 0.000 claims description 11
- 239000002826 coolant Substances 0.000 claims description 9
- 239000007791 liquid phase Substances 0.000 claims description 9
- 238000005507 spraying Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract description 2
- 239000000498 cooling water Substances 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 238000005057 refrigeration Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011550 stock solution Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
Landscapes
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
Abstract
The application provides an evaporative cooling device, an outdoor unit and an air conditioning system. The evaporative cooling device comprises a heat exchanger (6), a wet curtain cooling device and a falling film spraying device (9), wherein the wet curtain cooling device is arranged on the windward side of the heat exchanger (6), the falling film spraying device (9) is arranged above the heat exchanger (6), and after cooling liquid enters the wet curtain cooling device for filtering, the cooling liquid enters the falling film spraying device (9) to cool the heat exchanger (6). According to the evaporative cooling device, the heat exchange effect of the heat exchanger can be effectively improved, the energy efficiency ratio of the air conditioner is improved, and meanwhile, the surface scaling phenomenon of the heat exchanger is effectively reduced.
Description
Technical Field
The application relates to the technical field of air conditioning, in particular to an evaporative cooling device, an outdoor unit and an air conditioning system.
Background
The outdoor heat exchanger of the air conditioner mostly adopts an air cooling mode, and the outdoor heat exchanger takes air as a cold source. When the outdoor environment temperature rises, the condensing pressure of the air conditioning system also rises, the performance of the air conditioning unit is reduced, and the energy consumption is increased. In order to obtain the same refrigerating capacity, the capacity of the refrigerating compressor needs to be increased; another problem is that the air-cooled condenser has a small heat transfer coefficient, which results in high running costs and equipment costs.
Nowadays, evaporative cooling technology is widely used in the field of refrigeration as one of the energy-efficient means. The traditional evaporative condenser has three types, namely a spray type condenser, a wet curtain type condenser and a falling film type condenser. The spray type adopts a nozzle or a spray pipe to spray cooling water, and the water mist evaporates and absorbs the heat of the surrounding environment of the heat exchanger, thereby improving the heat exchange effect of the condenser. However, this method results in a large amount of water consumption and a low utilization of cooling water. The wet curtain type adopts the water pump to carry water to the cascade top, through cascade evaporation heat absorption, reduces the temperature of surrounding air, reinforcing heat transfer. However, in this way, the water curtain is arranged on the windward side of the heat exchanger, so that the wind resistance is increased. Falling film evaporation sprays water on an external machine condenser, and the latent heat of water evaporation is utilized to carry out enhanced heat exchange on the condenser. In this way, water is in direct contact with the heat exchanger, and the surface of the heat exchanger is easy to scale.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the application is to provide an evaporative cooling device, an outdoor unit and an air conditioning system, which can effectively improve the heat exchange effect of a heat exchanger, improve the energy efficiency ratio of an air conditioner and effectively reduce the scaling phenomenon on the surface of the heat exchanger.
In order to solve the above problem, the application provides an evaporative cooling device, including heat exchanger, wet curtain cooling device and falling liquid film cooling device, wet curtain cooling device sets up the windward side at the heat exchanger, and falling liquid film cooling device sets up the top at the heat exchanger, and after the coolant liquid got into wet curtain cooling device and filters, got into falling liquid film cooling device and cooled off the heat exchanger.
Preferably, the wet curtain cooling device includes a wet curtain and a wet curtain spray device, the wet curtain spray device being disposed above the wet curtain and supplying the cooling liquid to the wet curtain.
Preferably, the heat exchanger packages the supercooling section, the wet curtain is arranged on the front side of air inlet of the supercooling section, and the height of the wet curtain is smaller than or equal to that of the supercooling section.
Preferably, the height of the wet curtain is equal to that of the supercooling section.
Preferably, the heat exchanger comprises a gas phase area, a gas-liquid two-phase area and a liquid phase area, and the supercooling section is a liquid phase area.
Preferably, a first liquid storage box for collecting cooling liquid of the wet curtain cooling device is arranged at the bottom of the wet curtain cooling device, a second liquid storage box for collecting cooling liquid of the falling film cooling device is arranged at the bottom of the falling film cooling device, the first liquid storage box and the second liquid storage box are spaced apart, the second liquid storage box supplies liquid to the wet curtain cooling device, and the first liquid storage box supplies liquid to the falling film cooling device.
Preferably, the first liquid storage box is connected with the falling film cooling device through a first liquid supply pipeline, and a first pump is arranged on the first liquid supply pipeline.
Preferably, the second liquid storage box is connected with the wet curtain cooling device through a second liquid supply pipeline, and a second pump is arranged on the second liquid supply pipeline.
Preferably, the second liquid storage box is provided with a water replenishing pipeline.
Preferably, the water replenishing pipeline is provided with a control valve.
According to another aspect of the present application, there is provided an outdoor unit including an evaporative cooling device as described above.
According to another aspect of the present application, an air conditioning system is provided, which includes an indoor unit, an outdoor unit, a compressor, and a throttling device, wherein the outdoor unit is the outdoor unit, and the compressor, the outdoor unit, the throttling device, and the indoor unit are sequentially disposed.
The application provides an evaporative cooling device, including heat exchanger, wet curtain cooling device and falling liquid film cooling device, wet curtain cooling device sets up the windward side at the heat exchanger, and falling liquid film cooling device sets up in the top of heat exchanger, and after the coolant liquid got into wet curtain cooling device and filters, got into falling liquid film cooling device and carried out the falling liquid film cooling to the heat exchanger. This evaporative cooling device adopts the mode that wet curtain and falling liquid film combined together, set up wet curtain cooling device in the windward side of heat exchanger, with falling liquid film spray set setting in the top of heat exchanger, can utilize wet curtain cooling device to reduce the air temperature through the heat exchanger, increase the super-cooled rate of heat exchanger, improve refrigeration effect, can utilize falling liquid film spray set to spray the coolant liquid on the heat exchanger simultaneously, utilize the coolant liquid heat absorption to reduce heat exchanger surface temperature, strengthen the heat transfer to the heat exchanger, reduce the condensation temperature, the lift system efficiency, furthermore, the coolant liquid filters most impurity through wet curtain cooling device earlier and then flows through the heat exchanger surface through falling liquid film cooling device, can effectively reduce phenomenons such as spraying hole blocking and heat exchanger surface scale deposit, improve air conditioning system's operational reliability.
Drawings
FIG. 1 is a schematic diagram of an evaporative cooling apparatus according to one embodiment of the present application;
fig. 2 is a schematic structural diagram of an outdoor unit according to an embodiment of the present application;
FIG. 3 is a schematic diagram of a heat exchanger according to an embodiment of the present application;
FIG. 4 is a liquid flow path system diagram of an evaporative cooling apparatus according to one embodiment of the present application;
fig. 5 is an operation diagram of an air conditioning system according to an embodiment of the present application.
The reference numerals are represented as:
1. a compressor; 2. an outdoor unit; 3. a throttling device; 4. an indoor unit; 5. a fan; 6. a heat exchanger; 7. wet curtain; 8. a wet curtain spray device; 9. a falling film spraying device; 10. a first pump; 11. a second pump; 12. a first reservoir; 13. a second reservoir; 14. a heat exchange pipe; 15. a fin; 16. a control valve; 17. a gas phase zone; 18. a gas-liquid two-phase region; 19. a liquid phase region.
Detailed Description
Referring to fig. 1 to 5 in combination, according to an embodiment of the present application, the evaporative cooling device includes a heat exchanger 6, a wet curtain cooling device and a falling film spraying device 9, the wet curtain cooling device is disposed on the windward side of the heat exchanger 6, the falling film spraying device 9 is disposed above the heat exchanger 6, and after entering the wet curtain cooling device for filtration, the cooling liquid enters the falling film spraying device 9 for falling film cooling of the heat exchanger 6.
This evaporative cooling device adopts the mode that wet curtain and falling liquid film combined together, set up wet curtain cooling device in the windward side of heat exchanger 6, with falling liquid film spray set 9 setting in the top of heat exchanger 6, can utilize wet curtain cooling device to reduce the air temperature through heat exchanger 6, increase heat exchanger 6's super-cooled rate, improve refrigeration effect, can utilize falling liquid film spray set 9 to spray the coolant liquid on heat exchanger 6 simultaneously, utilize the coolant liquid heat absorption to reduce heat exchanger 6 surface temperature, strengthen the heat transfer to heat exchanger 6, reduce the condensation temperature, the lift system efficiency, furthermore, the coolant liquid filters behind most impurity through wet curtain cooling device earlier rethread falling liquid film spray set 9 and flows through heat exchanger 6 surfaces, can effectively reduce phenomenons such as hole blocking and 6 surface scale deposit of heat exchanger, improve air conditioning system's operational reliability.
In one embodiment, the wet curtain cooling device includes a wet curtain 7 and a wet curtain spray device 8, and the wet curtain spray device 8 is disposed above the wet curtain 7 and supplies the cooling liquid to the wet curtain 7.
The cooling liquid is, for example, water or other liquid capable of reducing the temperature.
The material of wet curtain 7 is similar to porous medium, and water down flows from last, forms the water film on wet curtain 7 surface, and increase heat transfer area guarantees good cooling effect. Impurities in water can be blocked at the position of the wet curtain 7, and when the water filtered by the wet curtain 7 reaches the falling film spraying device 9, the content of the impurities in the water is reduced. The water outlet of the falling film spraying device 9 is generally a small hole, the aperture is less than 2mm, and the blockage of the falling film spraying device 9 is reduced.
In one embodiment, the heat exchanger 6 is wrapped in the supercooling section, the wet curtain 7 is arranged on the front side of the air inlet of the supercooling section, and the height of the wet curtain 7 is smaller than or equal to that of the supercooling section.
In one embodiment, the height of the wet curtain 7 is equal to the height of the supercooling section.
The heat exchanger 6 comprises a gas phase area 17, a gas-liquid two-phase area 18 and a liquid phase area 19, and the supercooling section is the liquid phase area 19.
In this embodiment, the wet curtain 7 is only arranged for the supercooling section, and cools the gas passing through the supercooling section. The refrigerant in the supercooling section is liquid, the influence of the heat exchange coefficient of a liquid area on heat exchange is larger than that of a two-phase area, the wet curtain 7 is arranged in the supercooling section, the heat exchange coefficient of the liquid area can be effectively improved, and meanwhile, the wind resistance ratio is much smaller than that of the wet curtain arranged relative to the whole heat exchanger.
In other embodiments, the wet curtain 7 may also be arranged relative to the entire heat exchanger.
In one embodiment, a first liquid storage box 12 for collecting cooling liquid of the wet curtain cooling device is arranged at the bottom of the wet curtain cooling device, a second liquid storage box 13 for collecting cooling liquid of the falling film spraying device 9 is arranged at the bottom of the falling film spraying device 9, the first liquid storage box 12 and the second liquid storage box 13 are spaced, the second liquid storage box 13 supplies liquid to the wet curtain cooling device, and the first liquid storage box 12 supplies liquid to the falling film spraying device 9.
The rivers that wet curtain spray set 8 sprayed are through wet curtain 7 after, flow down along wet curtain 7, fall into first stock solution box 12 and store, and the water in first stock solution box 12 is the water after wet curtain 7 filters, consequently can carry out the supply of water to falling liquid film spray set 9 by first stock solution box 12, reduces falling liquid film spray set 9's spraying hole and blocks up and the possibility of heat exchanger 6 surface scale deposit.
The fan 5 is arranged on the lee side of the heat exchanger 6, the fan 5 adopts an air suction mode to provide air flow power, obstruction on the air inlet side of the heat exchanger 6 is avoided, the heat exchanger 6 can be ensured to have a larger heat exchange area, and better heat exchange efficiency is improved.
Falling film spray set 9 sprays to the heat exchanger 6 surface water and after the heat exchanger 6 heat transfer, in flowing to second stock solution box 13 along heat exchanger 6 downwards, water can clean the surface of heat exchanger 6 when flowing through heat exchanger 6 surface, and after in reaching second stock solution box 13, can carry out the cooling water supply to wet curtain cooling device to utilize wet curtain cooling device's filter effect to reduce the influence to cooling system after the clean heat exchanger 6 surface of cooling water.
In this embodiment, the cooling water is sprayed on the wet curtain 7 through the wet curtain spraying device 8, and the water on the wet curtain 7 after exchanging heat with the wind flows into the first liquid storage box 12 below. Then, water is sent to the falling film spraying device 9 by a pump and then is sprayed on the heat exchanger 6 for heat exchange, the water after heat exchange and temperature rise flows into a second liquid storage box 13 at the bottom of the external machine, and condensed water is conveyed to the wet curtain spraying device 8 by the pump again to form primary circulation.
In one embodiment, the first liquid storage box 12 is connected with the falling film spraying device 9 through a first liquid supply pipeline, and a first pump 10 is arranged on the first liquid supply pipeline.
In one embodiment, the second reservoir 13 is connected to the wet curtain cooling device via a second liquid supply line, and the second pump 11 is disposed on the second liquid supply line.
In one embodiment, the second liquid storage box 13 is provided with a water replenishing pipeline, so that the second liquid storage box 13 can be replenished with water to avoid the problem of insufficient cooling water.
In one embodiment, a control valve 16 is disposed on the water replenishing pipeline to control the on/off of the water replenishing pipeline, so as to control the cooling water supply of the second reservoir 13.
The working process of the evaporative cooling device is as follows:
when the system is in a refrigeration working condition, cooling water enters the second liquid storage box 13 through the water replenishing port, and flows into the wet curtain 7 after being sent to the wet curtain spraying device 8 through the first pump 10. The flow of the refrigerant in the heat exchange tubes 14 of the heat exchanger 6 is successively subjected to three stages: the gas phase area, the gas-liquid two-phase area and the liquid phase area, and the refrigerant is the liquid phase area and is called as a supercooling section. The difference value between the outlet temperature of the supercooling section of the heat exchanger 6 and the condensation temperature is the supercooling degree. The height of the wet curtain 7 is equal to the height of the supercooling section of the heat exchanger 6. The cooling water fully exchanges heat with the outside air in the wet curtain 7, and the low-temperature air after heat exchange exchanges heat with the surfaces of the heat exchanger fins 15. The wet curtain type evaporative cooling increases the heat exchange temperature difference and the heat exchange coefficient of the supercooling section of the heat exchanger 6, increases the supercooling degree of the outlet of the heat exchanger 6, effectively improves the heat exchange capacity of the heat exchanger 6 and enhances the refrigeration effect of the system. Meanwhile, the water passes through the wet curtain 7 to filter small particle impurities in the water, so that the water is purified. The water passing through the wet curtain 7 is downwards converged into a first liquid storage box 12 at the lower part and is sent to the falling film spraying device 9 by a second pump 11.
In the falling film evaporation form, water generally flows out through the aperture or the slot that set up in falling film spray set 9, and the easy gathering of impurity in aquatic is in aperture or slot department, causes spray set to block up, and this application flows into falling film spray set 9's water and filters the impurity of easy jam through wet curtain 7, has reduced the possibility that the hole that sprays blockked up, has improved spray set's life. In addition, water is in direct contact with the surface of the heat exchanger 6 in the falling film evaporation cooling process, scale can be generated on the surface of the heat exchanger 6 after the operation for a period of time, and the scale on the surface of the heat exchanger 6 is reduced by the water filtered by the wet curtain 7.
The water flowing out of the falling film spraying device 9 flows from top to bottom on the surface of the heat exchanger 6 in a uniform film shape. In the flowing process, the water film absorbs the heat of the heat exchanger 6 to evaporate, the temperature of the surface of the heat exchanger 6 is reduced, the heat exchange between the heat exchanger 6 and the air is enhanced, and the refrigeration effect of the system is improved. The unevaporated water is collected into a second liquid storage box 13 at the bottom through a heat exchanger 6, and the water is sent to a wet curtain spraying device 8 by a second pump 11, so that circulation is formed. In addition, a water replenishing port is arranged on the side surface of the second liquid storage box 13, and water can be replenished into the system under the control of the control valve 16 if the system is lack of water.
According to an embodiment of the present application, the outdoor unit includes an evaporative cooling device, which is the evaporative cooling device described above.
According to the embodiment of the application, the air conditioning system comprises an indoor unit 4, an outdoor unit 2, a compressor 1 and a throttling device 3, wherein the outdoor unit 2 is the outdoor unit 2, and the compressor 1, the outdoor unit 2, the throttling device 3 and the indoor unit 4 are arranged in sequence.
In the working process of the air conditioning system, the compressor 1 continuously sucks the refrigerating gas generated in the evaporator, compresses the refrigerating gas to generate high-temperature and high-pressure refrigerating gas, and sends the high-temperature and high-pressure refrigerating gas to the outdoor unit heat exchanger to exchange heat with air. Through arranging spray set in the heat exchanger 6 top at the off-premises station in this application, spray liquid and distribute in 6 surfaces of heat exchanger with the film forming mode, utilize the evaporation heat absorption of water to reduce heat exchanger surface temperature, reinforcing heat transfer effect reduces condensation temperature simultaneously, effectively improves the energy efficiency ratio of air conditioner. In addition, a wet curtain 7 is arranged on the windward side of the supercooling section of the heat exchanger 6 to exchange heat with air, so that the air temperature is reduced, and the heat exchange effect of the supercooling section is enhanced. The refrigerating liquid condensed by the heat exchanger 6 of the outdoor unit is cooled and depressurized by the throttling device 3 to become a gas-liquid mixture, the gas-liquid mixture enters the evaporator of the indoor unit 4, the liquid in the mixture is evaporated in the evaporator, and the gas is changed into refrigerant gas and then returns to the compressor 1 again to form circulating flow.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (12)
1. The utility model provides an evaporative cooling device, its characterized in that includes heat exchanger (6), wet curtain cooling device and falling liquid film spray set (9), wet curtain cooling device sets up the windward side of heat exchanger (6), falling liquid film spray set (9) set up the top of heat exchanger (6), the coolant liquid gets into after wet curtain cooling device filters, it is right to get into falling liquid film spray set (9) heat exchanger (6) cool off.
2. An evaporative cooling device according to claim 1, wherein the wet curtain cooling device comprises a wet curtain (7) and a wet curtain spray device (8), the wet curtain spray device (8) being arranged above the wet curtain (7) and supplying the wet curtain (7) with cooling liquid.
3. The evaporative cooling device according to claim 2, wherein the heat exchanger (6) comprises a supercooling section, the wet curtain (7) is arranged in front of the intake air of the supercooling section, and the height of the wet curtain (7) is smaller than or equal to that of the supercooling section.
4. Evaporative cooling device according to claim 3, characterized in that the height of the wet curtain (7) is equal to the height of the supercooling section.
5. An evaporative cooling device according to claim 3, wherein the heat exchanger (6) comprises a gas phase section (17), a gas-liquid two-phase section (18) and a liquid phase section (19), the sub-cooled section being the liquid phase section (19).
6. An evaporative cooling apparatus according to claim 1, wherein a first reservoir (12) is provided at the bottom of the wet curtain cooling apparatus to collect the cooling liquid of the wet curtain cooling apparatus, a second reservoir (13) is provided at the bottom of the falling film spray apparatus (9) to collect the cooling liquid of the falling film spray apparatus (9), the first reservoir (12) and the second reservoir (13) are spaced apart, the second reservoir (13) supplies the liquid to the wet curtain cooling apparatus, and the first reservoir (12) supplies the liquid to the falling film spray apparatus (9).
7. An evaporative cooling device according to claim 6, wherein the first reservoir (12) is connected to the falling film spray device (9) by a first liquid supply line, and a first pump (10) is provided on the first liquid supply line.
8. An evaporative cooling device according to claim 6, wherein the second reservoir (13) is connected to the wet curtain cooling device by a second liquid supply line, and a second pump (11) is provided on the second liquid supply line.
9. An evaporative cooling device according to claim 6, wherein the second reservoir (13) is provided with a water refill line.
10. An evaporative cooling device according to claim 9, wherein the make-up water line is provided with a control valve (16).
11. An outdoor unit comprising an evaporative cooling device, wherein the evaporative cooling device is as claimed in any one of claims 1 to 10.
12. An air conditioning system comprising an indoor unit (4), an outdoor unit (2), a compressor (1) and a throttling device (3), characterized in that the outdoor unit (2) is the outdoor unit (2) of claim 11, and the compressor (1), the outdoor unit (2), the throttling device (3) and the indoor unit (4) are arranged in this order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122224041.7U CN215982922U (en) | 2021-09-14 | 2021-09-14 | Evaporative cooling device, outdoor unit and air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122224041.7U CN215982922U (en) | 2021-09-14 | 2021-09-14 | Evaporative cooling device, outdoor unit and air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215982922U true CN215982922U (en) | 2022-03-08 |
Family
ID=80466295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122224041.7U Active CN215982922U (en) | 2021-09-14 | 2021-09-14 | Evaporative cooling device, outdoor unit and air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215982922U (en) |
-
2021
- 2021-09-14 CN CN202122224041.7U patent/CN215982922U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203116203U (en) | Air cooling air-conditioning system provided with condenser cooling supercooling device | |
| CN107014015B (en) | Recovery type heat evaporating condensation type handpiece Water Chilling Units | |
| CN201096396Y (en) | Energy-saving air conditioner possessing condensate water utilization device | |
| CN201163076Y (en) | Power economizer of air-cooling device | |
| CN101514829B (en) | Tube-plate evaporative condensing air-conditioning unit with packing | |
| CN209295326U (en) | Integrated countercurrent evaporation cooled water cooler | |
| CN209782878U (en) | Heat pipe evaporation cooling type roof air conditioning unit | |
| CN111473666A (en) | Cascade evaporation cold and hot pump module unit | |
| CN208832629U (en) | A kind of low-temperature cold water unit | |
| CN202171370U (en) | Coil evaporation type condenser with a filler | |
| CN113701256A (en) | Evaporative cooling device, outdoor unit and air conditioning system | |
| CN208059153U (en) | A kind of air conditioner condensate water cold energy reclamation device | |
| CN206669949U (en) | Recovery type heat evaporating condensation type handpiece Water Chilling Units | |
| CN215982922U (en) | Evaporative cooling device, outdoor unit and air conditioning system | |
| CN208720562U (en) | A kind of low circumstance temperature air source heat pump system | |
| CN202955905U (en) | Water chilling unit combined by air cooler and evaporative type condenser | |
| CN113587498B (en) | Supercooling type efficient evaporative condenser | |
| CN216048447U (en) | Evaporation condensation type water chilling unit with precooling section | |
| CN205843110U (en) | A kind of circulating refrigeration system | |
| CN216048500U (en) | Supercooling type efficient evaporative condenser | |
| CN102997346A (en) | Novel energy-efficient cooling dehumidifier | |
| CN210832621U (en) | Dual-control air conditioning system comprising V-shaped vertical pipe evaporative cooling tower | |
| CN108332323B (en) | Flat tube plate fin type heat source tower heat pump air conditioning system and working method thereof | |
| CN208720573U (en) | A kind of finned evaporator | |
| KR20220102963A (en) | Condenser and air conditioner includling the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |