CN103062857B - Closed-type evaporative cooling-water chilling unit utilizing capillary tubes - Google Patents
Closed-type evaporative cooling-water chilling unit utilizing capillary tubes Download PDFInfo
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- CN103062857B CN103062857B CN201310033844.1A CN201310033844A CN103062857B CN 103062857 B CN103062857 B CN 103062857B CN 201310033844 A CN201310033844 A CN 201310033844A CN 103062857 B CN103062857 B CN 103062857B
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- cooler
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- 239000000498 cooling water Substances 0.000 title abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 129
- 238000001816 cooling Methods 0.000 claims abstract description 116
- 238000001704 evaporation Methods 0.000 claims description 27
- 230000008020 evaporation Effects 0.000 claims description 27
- 125000004122 cyclic group Chemical group 0.000 claims description 21
- 238000005507 spraying Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 7
- 238000004378 air conditioning Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000001351 cycling effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000003252 repetitive effect Effects 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000000889 atomisation Methods 0.000 description 2
- 230000003750 conditioning effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 238000003911 water pollution Methods 0.000 description 2
- 206010009866 Cold sweat Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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Abstract
The invention discloses a closed-type evaporative cooling water chilling unit utilizing capillary tubes. The closed-type evaporative cooling water chilling unit comprises a unit shell. A riser type indirect evaporative cooler and a capillary cooling coil device are arranged in the unit shell. A capillary air cooler and a filter a are sequentially arranged on the upper portion of the riser type indirect evaporative cooler. The capillary air cooler is connected with the capillary cooling coil device through pipe networks. A water baffle a and an exhaust fan are sequentially arranged on the upper portion of the capillary cooling coil device. The closed-type evaporative cooling water chilling unit utilizing the capillary tubes avoids water quality pollution, prolongs the service life of an air-conditioning system terminal and is low in manufacturing cost.
Description
Technical field
The invention belongs to air conditioner technical field, relate to a kind of enclosed evaporative cooling handpiece Water Chilling Units applying capillary, be specifically related to a kind of a kind of enclosed evaporative cooling handpiece Water Chilling Units applying capillary be made up of capillary aerial cooler, standpipe type indirect evaporation cooler and capillary cooling coil device.
Background technology
More and more extensive along with the application of Evaporative Cooling Air Conditioning technology, the evaporative cooling handpiece Water Chilling Units designed according to water side evaporation cooling technique has been widely used in multiple engineerings in NORTHWEST CHINA area, and the energy-saving effect of its unit is obvious to all.But current most evaporative cooling handpiece Water Chilling Units is open type evaporative cooling handpiece Water Chilling Units, there is the problem of the water pollution in water tank, this is also a very large factor in air-conditioning system end service life in the existing engineering of impact.In conjunction with this practical problem, existing relevant scholar proposes the handpiece Water Chilling Units form of the closed cooling tower of closed cooling tower cooling, can the problem of alleviation end water supply quality to a certain degree; But adopt the heat exchange coil of metal material in closed cooling tower, make the cost of closed cooling tower allow people inspire awe even from distance.Therefore, develop more compact, economic enclosed evaporative cooling handpiece Water Chilling Units, improve the shortcoming that the water outlet of existing open type evaporative cooling handpiece Water Chilling Units has impurity simultaneously, make it more be applicable to the use of Practical Project.
Summary of the invention
The object of the present invention is to provide the enclosed evaporative cooling handpiece Water Chilling Units of application capillary, not only avoid the pollution of Water in Water Tanks matter, improve transpiration-cooled efficiency, and lightweight, the low cost of manufacture of unit.
The technical solution adopted in the present invention is, the enclosed evaporative cooling handpiece Water Chilling Units of application capillary, include machine unit shell, standpipe type indirect evaporation cooler and capillary cooling coil device is provided with in machine unit shell, the top of standpipe type indirect evaporation cooler is disposed with capillary aerial cooler, filter a, capillary aerial cooler is connected with capillary cooling coil device by pipe network, and the top of capillary cooling coil device is disposed with water fender a and exhaust blower.
Feature of the present invention is also,
Standpipe type indirect evaporation cooler, include vertical heat exchanging pipe group, the bottom of vertical heat exchanging pipe group is provided with cyclic water tank a, the outer side near vertical heat exchanging pipe group of machine unit shell is provided with spraying water-locator a, cyclic water tank a is connected with spraying water-locator a by circulating water pipe, and circulating water pipe is also provided with water circulating pump a.
Vertical heat exchanging pipe group front in machine unit shell is provided with filter b, the rear of vertical heat exchanging pipe group is disposed with water fender b, overfire air fan, on the machine unit shell of filter b side, be provided with secondary air air port, secondary air air port is disposed adjacent with spraying water-locator a.
Capillary cooling coil device, include capillary cooling coil, the top of capillary cooling coil is disposed with filler and trickle water-locator b, the bottom of capillary cooling coil is provided with cyclic water tank b, the water inlet end of capillary cooling coil is connected with return pipe, and the water side of capillary cooling coil is connected with feed pipe.
The cooling coil of capillary cooling coil is nonmetallic materials.
Capillary cooling coil and standpipe type indirect evaporation cooler are set up in parallel.
Pipe network between capillary aerial cooler with capillary cooling coil device is: the water side of capillary aerial cooler is connected with trickle water-locator b by outlet pipe, the water inlet end of capillary aerial cooler is connected with cyclic water tank b by water inlet pipe, water inlet pipe is provided with water circulating pump b.
Beneficial effect of the present invention is:
1. enclosed evaporative cooling handpiece Water Chilling Units of the present invention adopts closed system, namely supply water, backwater not with air and water contact, to decrease in air unfiltered impurity to the impact of water quality, improve unit efficiency, the simultaneously service life of prolongation system equipment to a certain degree, compared to the evaporative cooling handpiece Water Chilling Units of open type, reduce the energy consumption of water pump.
2. enclosed evaporative cooling handpiece Water Chilling Units of the present invention has compact conformation compared to the evaporative cooling handpiece Water Chilling Units of routine, favorably situated feature, the capillary that simultaneously have employed nonmetallic materials (as: macromolecular material) does capillary cooling coil, the heat exchange area of increase coil pipe to a certain degree can overcome the less inferior position of nonmetal capillary thermal conductivity factor, simultaneously at cost and buy in also than general closed cooling tower the metal coil pipe used and decrease, weight also there is certain alleviating, is convenient to transport.
3. enclosed evaporative cooling handpiece Water Chilling Units of the present invention adopts the trickle form of standpipe type indirect evaporation cooler pipe external spraying, improves than the general cooling effect drenched and spray that drips.
Accompanying drawing explanation
Fig. 1 is the structural representation of the enclosed evaporative cooling handpiece Water Chilling Units of the present invention's application capillary;
Fig. 2 is that the master of the enclosed evaporative cooling handpiece Water Chilling Units of the present invention's application capillary looks perspective view;
Fig. 3 is the side perspective structural representation of the enclosed evaporative cooling handpiece Water Chilling Units of the present invention's application capillary.
In figure, 1. cyclic water tank a, 2. water circulating pump a, 3. spray water-locator a, 4. vertical heat exchanging pipe group, 5. capillary aerial cooler, 6. filter a, 7. exhaust blower, 8. water fender a, 9. trickle water-locator b, 10. filler, 11. capillary cooling coils, 12. water circulating pump b, 13. cyclic water tank b, 14. filter b, 15. water fender b, 16. overfire air fans, 17. secondary air air ports, 18. circulating water pipes, 19. water inlet pipes, 20. return pipes, 21. feed pipes, 22. outlet pipes.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The enclosed evaporative cooling handpiece Water Chilling Units of application capillary of the present invention mainly includes capillary aerial cooler 5, standpipe type indirect evaporation cooler and capillary cooling coil device, and Fig. 1 illustrates the relation between its structure.
Include machine unit shell, standpipe type indirect evaporation cooler and capillary cooling coil device is provided with in machine unit shell, the top of standpipe type indirect evaporation cooler is disposed with capillary aerial cooler 5, filter a6, capillary aerial cooler 5 is connected with capillary cooling coil device by pipe network, and the top of capillary cooling coil device is disposed with water fender a8 and exhaust blower 7.
Standpipe type indirect evaporation cooler, include vertical heat exchanging pipe group 4, the bottom of vertical heat exchanging pipe group 4 is provided with cyclic water tank a1, the outer side near vertical heat exchanging pipe group 4 of machine unit shell is provided with the spraying water-locator a3 of vertical, cyclic water tank a1 is connected with spraying water-locator a3 by circulating water pipe 18, and circulating water pipe 18 is also provided with water circulating pump a2.
As shown in Figures 2 and 3, vertical heat exchanging pipe group 4 front in machine unit shell is provided with filter b14, the rear of vertical heat exchanging pipe group 4 is disposed with water fender b15, overfire air fan 16, on the machine unit shell of filter b14 side, be provided with secondary air air port 17, secondary air air port 17 is disposed adjacent with spraying water-locator a3.
Capillary cooling coil device, include capillary cooling coil 11, the top of capillary cooling coil 11 is disposed with filler 10 and trickle water-locator b9, the bottom of capillary cooling coil 11 is provided with cyclic water tank b13, the water inlet end of capillary cooling coil 11 is connected with return pipe 20, and the water side of capillary cooling coil 11 is connected with feed pipe 21.
Pipe network between capillary aerial cooler 5 with capillary cooling coil device is: the water side of capillary aerial cooler 5 is connected with trickle water-locator b9 by outlet pipe 22, the water inlet end of capillary aerial cooler 5 is connected with cyclic water tank b13 by water inlet pipe 19, water inlet pipe 19 is provided with water circulating pump b12.
The enclosed evaporative cooling handpiece Water Chilling Units of application capillary of the present invention, by wet cooling precoolings such as capillary aerial cooler 5 carry out by new for outdoor wind, again through the further precooling of standpipe type indirect evaporation cooler (waiting wet cooling processing), standpipe type indirect evaporation cooler saves floor space compared to traditional tube evaporative cooler, be simultaneously used in the trickle form of pipe external spraying, comparing general trickle and dripping has better heat transfer effect; New wind after standpipe type indirect evaporation cooler precooling treatment enters capillary cooling coil 11 from machine unit shell bottom again; Capillary aerial cooler 5 adopts the recirculated water in cyclic water tank b13 to carry out new wind outside fore-cooling room, get back to trickle water-locator b9 place after capillary aerial cooler 5 absorption chamber outer air heat to spray, fall after filler 10 and capillary cooling coil 11 in cyclic water tank b13; Backwater in unit enters capillary cooling coil 11 through return pipe 20 and produces high temperature cold water; Trickle is carried out outside capillary cooling coil 11, with from the new wind countercurrent flow after standpipe type indirect evaporation cooler process, in capillary cooling coil 11, water temperature reduces gradually from upper strata to lower floor, finally send enclosed evaporative cooling handpiece Water Chilling Units, the new wind after heat exchange discharges enclosed evaporative cooling handpiece Water Chilling Units through exhaust blower 7; Cold water in capillary cooling coil 11 feeds by feed pipe 21 interior continuation of capillary cooling coil 11 getting back to enclosed evaporative cooling handpiece Water Chilling Units after room conditioning end carries out heat exchange and cools; As shown in Fig. 2 machine Fig. 3, the both sides relative in the vertical heat exchanging pipe group of machine unit shell internal riser formula indirect evaporation cooler are respectively equipped with Secondary Air air inlet 17, water fender b15 and overfire air fan 16, when outdoor air as auxiliary air after the filter b14 of machine unit shell side, discharge through overfire air fan 16 after carrying out hot and humid area with the spraying of vertical heat exchanging pipe group 4 outside.
Wherein capillary cooling coil 11 and standpipe type indirect evaporation cooler are set up in parallel, the air crossed by capillary aerial cooler 5 and standpipe type indirect evaporation cooler precooling treatment cools the system return in capillary at capillary cooling coil 11, obtain air conditioning terminal cold water.Its standpipe type indirect evaporation cooler trickle form adopts the form of side spraying, the little water droplet formed outward in vertical heat exchanging pipe group and crossing current and the auxiliary air crossed carry out the air that hot and humid area comes in cooling tube, this water distribution form is reasonable, heat transfer effect is better, compares tube type indirect evaporative cooler and compares saving space.
The enclosed evaporative cooling handpiece Water Chilling Units of the present invention's application capillary, the air that outer and trickle carries out hot and humid area is managed through capillary cooling coil 11, precooling is carried out, the cooling effectiveness that improve capillary cooling coil 11 to a certain degree by capillary aerial cooler 5 and standpipe type indirect evaporation cooler two-stage.
The enclosed evaporative cooling handpiece Water Chilling Units of the application capillary that the present invention proposes adopts capillary to make capillary aerial cooler 5 and capillary cooling coil 11, wherein adopt the nonmetallic materials capillary (macromolecular material) that caliber is little compared with metal material in capillary cooling coil 11, in certain heat exchange volume, the heat exchange area of nonmetal capillary cooling section promotes greatly, but because the thermal conductivity factor of nonmetallic materials is less, but not little at total heat transfer, the capillary coil pipe therefore applying nonmetallic materials replaces the coil pipe of metal material.
The course of work of the enclosed evaporative cooling handpiece Water Chilling Units of application capillary of the present invention is:
1. First air work process:
After outdoor new wind is filtered by filter a6, through capillary aerial cooler 5 etc. clammy but after enter standpipe type indirect evaporation cooler vertical heat exchanging pipe group 4 in precooling further, enter into capillary cooling coil 11 manages from cyclic water tank b13 top again, trickle is cooled through filler 10 after carrying out hot and humid area with the trickle drenched outside capillary cooling coil 11 pipe, eventually through outside exhaust blower 7 discharge chamber, repetitive cycling.
2. Secondary Air work process:
As Fig. 3, outdoor new wind by machine unit shell side after filter b14 filters through the vertical heat exchanging pipe group 4 of standpipe type indirect evaporation cooler outer and side spray after the little water droplet of atomization that water-locator a3 sprays carries out hot and humid area and discharged by overfire air fan 16, repetitive cycling.
3. the water system course of work:
Recirculated water to be atomized through spraying water-locator a3 by water circulating pump a2 and to be injected to outside the vertical heat exchanging pipe group of standpipe type indirect evaporation cooler by the recirculated water in cyclic water tank a1, the little water droplet of atomization outside pipe and the Secondary Air flow over outside pipe carry out hot and humid area, water droplet after heat exchange drops in cyclic water tank a1 by Action of Gravity Field along pipe outer wall, repetitive cycling;
Recirculated water in cyclic water tank b13 by water circulating pump b12 deliver in capillary aerial cooler 5 get back to after new wind outside fore-cooling room in trickle water-locator b9 drench under, capillary cooling coil 11 extracapillary is fallen into after filler 10 to a certain degree cools trickle, with the adverse current from bottom to top and air crossed drops in cyclic water tank b13 after carrying out hot and humid area, repetitive cycling;
The backwater of air-conditioning indoor end is got back in capillary cooling coil 11 and is cooled, after capillary cooling coil 11 is lowered the temperature, send enclosed evaporative cooling handpiece Water Chilling Units to room conditioning end, repetitive cycling.
Evaporative cooling handpiece Water Chilling Units of the present invention, capillary is adopted to make capillary cooling coil and capillary aerial cooler, compare the cooling coil of the metal material in traditional closed cooling tower, can saving initial cost to a certain degree, also mitigate the weight of whole evaporative cooling handpiece Water Chilling Units, be convenient to transport; Cooling effect also can there is certain guarantee, there is certain energy-saving significance; Employing enclosed designs, whole unit is that enclosed is run, compare the evaporative cooling handpiece Water Chilling Units of open type, do not contact with air for backwater, ensure the water quality being fed to end, Air Conditioning Cycle water can be reduced directly contact with air and cause water pollution on the impact in air-conditioning system end service life, there is certain dissemination; Whole evaporative cooling handpiece Water Chilling Units compact conformation, connection and reasonable arrangement.
Claims (4)
1. apply the enclosed evaporative cooling handpiece Water Chilling Units of capillary, it is characterized in that, include machine unit shell, standpipe type indirect evaporation cooler and capillary cooling coil device is provided with in described machine unit shell, the top of described standpipe type indirect evaporation cooler is disposed with capillary aerial cooler (5), filter a (6), described capillary aerial cooler (5) is connected with described capillary cooling coil device by pipe network, and the top of described capillary cooling coil device is disposed with water fender a (8) and exhaust blower (7);
Described standpipe type indirect evaporation cooler, include vertical heat exchanging pipe group (4), the bottom of described vertical heat exchanging pipe group (4) is provided with cyclic water tank a (1), the outer side near vertical heat exchanging pipe group (4) of described machine unit shell is provided with spraying water-locator a (3), described cyclic water tank a (1) is connected with described spraying water-locator a (3) by circulating water pipe (18), described circulating water pipe (18) is also provided with water circulating pump a (2);
Described capillary cooling coil device, include capillary cooling coil (11), the top of described capillary cooling coil (11) is disposed with filler (10) and trickle water-locator b (9), the bottom of described capillary cooling coil (11) is provided with cyclic water tank b (13), the water inlet end of described capillary cooling coil (11) is connected with return pipe (20), and the water side of described capillary cooling coil (11) is connected with feed pipe (21);
Pipe network between described capillary aerial cooler (5) with described capillary cooling coil device is: the water side of described capillary aerial cooler (5) is connected with described trickle water-locator b (9) by outlet pipe (22), the water inlet end of described capillary aerial cooler (5) is connected with described cyclic water tank b (13) by water inlet pipe (19), described water inlet pipe (19) is provided with water circulating pump b (12).
2. the enclosed evaporative cooling handpiece Water Chilling Units of application capillary according to claim 1, it is characterized in that, vertical heat exchanging pipe group (4) front in described machine unit shell is provided with filter b (14), the rear of described vertical heat exchanging pipe group (4) is disposed with water fender b (15), overfire air fan (16), on the machine unit shell of filter b (14) side, be provided with secondary air air port (17), described secondary air air port (17) is disposed adjacent with described spraying water-locator a (3).
3. the enclosed evaporative cooling handpiece Water Chilling Units of application capillary according to claim 1, is characterized in that, the cooling coil of described capillary cooling coil (11) is nonmetallic materials.
4. the enclosed evaporative cooling handpiece Water Chilling Units of application capillary according to claim 1, is characterized in that, described capillary cooling coil (11) and described standpipe type indirect evaporation cooler are set up in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033844.1A CN103062857B (en) | 2013-01-29 | 2013-01-29 | Closed-type evaporative cooling-water chilling unit utilizing capillary tubes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310033844.1A CN103062857B (en) | 2013-01-29 | 2013-01-29 | Closed-type evaporative cooling-water chilling unit utilizing capillary tubes |
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| Publication Number | Publication Date |
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| CN103062857A CN103062857A (en) | 2013-04-24 |
| CN103062857B true CN103062857B (en) | 2015-05-20 |
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| CN201310033844.1A Active CN103062857B (en) | 2013-01-29 | 2013-01-29 | Closed-type evaporative cooling-water chilling unit utilizing capillary tubes |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103307675B (en) * | 2013-05-30 | 2016-05-25 | 西安工程大学 | Forced energy-conservation enclosed evaporative cooling handpiece Water Chilling Units |
| CN105928106B (en) * | 2016-04-29 | 2018-09-07 | 西安工程大学 | The cooling handpiece Water Chilling Units of capillary type enclosed evaporation |
| CN111947262A (en) * | 2020-08-31 | 2020-11-17 | 西安工程大学 | Air conditioning system for data center based on combination of liquid cooling and evaporative cooling technology |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1721398A1 (en) * | 1990-06-26 | 1992-03-23 | Институт технической теплофизики АН УССР | Indirect evaporative air cooling apparatus |
| US6247327B1 (en) * | 1999-11-18 | 2001-06-19 | Modine Manufacturing Company | Evaporative cooler |
| CN1514174A (en) * | 2003-03-22 | 2004-07-21 | 申恩惠 | Environmental protection energy saving domestic air conditioner |
| CN101634476A (en) * | 2009-08-24 | 2010-01-27 | 西安工程大学 | Closed evaporation cooling high-temperature cold water unit |
| CN201476191U (en) * | 2009-08-26 | 2010-05-19 | 西安工程大学 | Ultrathin ceiling evaporative cooling fresh air handling unit |
| CN202092257U (en) * | 2011-05-23 | 2011-12-28 | 西安工程大学 | Modular high-temperature cool/hot water unit of air-cooled heat pump |
| CN202546965U (en) * | 2012-03-19 | 2012-11-21 | 西安工程大学 | Water chilling unit capable of using vertical-type dew-point indirect three-stage evaporative cooling |
| CN203116199U (en) * | 2013-01-29 | 2013-08-07 | 西安工程大学 | Combined type closed type evaporative cooling water chilling unit with capillary tube |
-
2013
- 2013-01-29 CN CN201310033844.1A patent/CN103062857B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1721398A1 (en) * | 1990-06-26 | 1992-03-23 | Институт технической теплофизики АН УССР | Indirect evaporative air cooling apparatus |
| US6247327B1 (en) * | 1999-11-18 | 2001-06-19 | Modine Manufacturing Company | Evaporative cooler |
| CN1514174A (en) * | 2003-03-22 | 2004-07-21 | 申恩惠 | Environmental protection energy saving domestic air conditioner |
| CN101634476A (en) * | 2009-08-24 | 2010-01-27 | 西安工程大学 | Closed evaporation cooling high-temperature cold water unit |
| CN201476191U (en) * | 2009-08-26 | 2010-05-19 | 西安工程大学 | Ultrathin ceiling evaporative cooling fresh air handling unit |
| CN202092257U (en) * | 2011-05-23 | 2011-12-28 | 西安工程大学 | Modular high-temperature cool/hot water unit of air-cooled heat pump |
| CN202546965U (en) * | 2012-03-19 | 2012-11-21 | 西安工程大学 | Water chilling unit capable of using vertical-type dew-point indirect three-stage evaporative cooling |
| CN203116199U (en) * | 2013-01-29 | 2013-08-07 | 西安工程大学 | Combined type closed type evaporative cooling water chilling unit with capillary tube |
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| CN103062857A (en) | 2013-04-24 |
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