CN102705933B - Natural-cooling, vertical tubular indirect evaporation and direct evaporation combined air conditioning unit - Google Patents

Natural-cooling, vertical tubular indirect evaporation and direct evaporation combined air conditioning unit Download PDF

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Publication number
CN102705933B
CN102705933B CN201210132271.3A CN201210132271A CN102705933B CN 102705933 B CN102705933 B CN 102705933B CN 201210132271 A CN201210132271 A CN 201210132271A CN 102705933 B CN102705933 B CN 102705933B
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China
Prior art keywords
cooler
air
water
pipeline
shower
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CN201210132271.3A
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Chinese (zh)
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CN102705933A (en
Inventor
黄翔
郝航
罗绒
盛晓文
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西安工程大学
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Abstract

The invention discloses a natural-cooling, vertical tubular indirect evaporation and direct evaporation combined air conditioning unit. An air inlet and an air outlet are arranged on two opposite lateral walls of a unit shell respectively, a primary filter, a high-temperature air cooler, a vertical tubular indirect evaporative cooler, a direct evaporative cooler, a water baffle and a forced draft fan are arranged in the unit shell sequentially in the air inlet direction, and the high-temperature air cooler is connected with a cooling tower through a pipeline. The air conditioning unit is used for northwest regions which are dry, severe in dust and the like. The vertical tubular indirect evaporative cooler is adopted, primary air flows from outside a tube, the problem that heat transferring effect is poor due to blockage and scaling of a heat exchanging tube can be avoided, secondary air passes through the tube, the inner wall of the tube is wet, and even if air is mixed with dust, the dust can be flushed down by watering the inside of the tube conveniently by the aid of pressure and gravity of current. Different function sections can be started according to demands in different regions, different seasons and time ranges, and requirements of different built environments are met.

Description

Naturally cooling and vertical pipe type indirect evaporation and directly evaporate combined air conditioner unit
Technical field
The invention belongs to air conditioner refrigerating technical field, be specifically related to a kind of combined air conditioner unit being formed by cooling tower, high temperature air cooler, standpipe type indirect evaporation cooler, direct evaporative cooler.
Background technology
There is very abundant regenerative resource in NORTHWEST CHINA area---dry air energy, in conjunction with its favourable climate characteristic, should make full use of to alleviate the energy resource consumption of China, Evaporative Cooling Air Conditioning technology makes full use of dry air and can reach the effect of cooling.But the more serious air quality of NORTHWEST CHINA area sand and dust is poor, and sand and dust can affect the result of use of Evaporative Cooling Air Conditioning.In this case can give play to the advantage of Evaporative Cooling Air Conditioning, also reduce the impact of the factors such as sand and dust on its effect simultaneously, propose a kind of naturally cooling and vertical pipe type indirect evaporation and directly evaporate compound three grades of Evaporative Cooling Air Conditioning units.
This air-conditioning unit is that some air-conditioning units are before optimized, and not only can be used for the poor area of air quality, under the prerequisite of comfortableness that meets human body, improves as much as possible its effect; Also can open according to demand different functional sections in different regions Various Seasonal and time period, meet the needs of different Building Indoor Environments.
Summary of the invention
The object of the invention is to propose a kind of naturally cooling and vertical pipe type indirect evaporation and directly evaporate combined air conditioner unit, configuration cooling tower, high temperature air cooler, standpipe type indirect evaporation cooler and three grades of evaporative cooling cooling air conditioning groups of direct evaporative cooler composition, meet under the prerequisite of comfortableness, improved greatly the service efficiency of air-conditioning.
The technical solution adopted in the present invention is, naturally cooling with vertical pipe type indirect evaporation and directly evaporate combined air conditioner unit, is composited by cooling tower, high temperature air cooler, standpipe type indirect evaporation cooler, direct evaporative cooler; The two side that machine unit shell is relative is respectively arranged with air inlet and air outlet, in machine unit shell, be disposed with roughing efficiency air filter, high temperature air cooler, standpipe type indirect evaporation cooler, direct evaporative cooler, water fender b and pressure fan by air intake direction, high temperature air cooler is connected with cooling tower by pipeline.
Feature of the present invention is also,
Standpipe type indirect evaporation cooler wherein comprises blower fan b, the water fender a, shower c, vertical heat exchanger tube family and the water tank b placing that set gradually from top to bottom, and water tank b is connected with shower c by pipeline, is provided with water pump c on this pipeline.
In water tank b wherein, be provided with filter c, filter c is connected with shower c by pipeline.
Cooling tower wherein comprises blower fan a, the water fender c, shower a, filler a and the water tank c that set gradually from top to bottom, shower a is connected with the outlet pipe of high temperature air cooler, on the pipeline that shower a is connected with high temperature air cooler outlet pipe, be also provided with water pump a and valve b, water tank c is connected with the water inlet pipe of high temperature air cooler, on the pipeline that water tank c is connected with high temperature air cooler water inlet pipe, is also provided with valve a.
In water tank c wherein, be provided with filter a, filter a is connected with high temperature air cooler water inlet pipe.
Direct evaporative cooler wherein comprises shower b, the filler b and the water tank a that set gradually from top to bottom, and water tank a is connected with shower b by pipeline, is provided with water pump b on this pipeline.
In water tank a wherein, be provided with filter b, filter b is connected with shower b by pipeline.
Beneficial effect of the present invention is:
1) this air-conditioning unit combines the evaporative cooling of water side and wind side Evaporative Cooling Air Conditioning technology.Water side Evaporative Cooling Air Conditioning technology: cooling tower naturally cooling (free cooling) is produced cold water, is connected to the new wind of high temperature air cooler precooling; Wind side Evaporative Cooling Air Conditioning technology: standpipe type indirect evaporation cooler combines and produces cold wind with direct evaporative cooler;
2) this air-conditioning unit is for areas such as northwest are dry, sand and dust are comparatively serious, adopt standpipe type indirect evaporation cooler, primary air skims over from managing, can not produce heat exchanger tube obstruction or scale formation and cause the poor problem of heat-transfer effect, auxiliary air passes through in managing, inside pipe wall trickle, even if be mingled with sand and dust in air, also can borrow the pressure of current and gravity to be washed away by trickle in pipe easily;
3) this air-conditioning unit can be opened different functional sections according to demand in different regions Various Seasonal and time period, thereby meets the needs of different Building Indoor Environments;
4) this air-conditioning unit not only can be realized the aeration-cooling of summer and excessive season, also can realize the effect such as humidification and recuperation of heat in winter.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of embodiment of combined air conditioner unit of the present invention;
Fig. 2 is the side view of the neutral tube type indirect evaporative cooler of combined air conditioner unit of the present invention.
In figure, 1. air inlet, 2. roughing efficiency air filter, 3. high temperature air cooler, 4. valve a, 5. filter a, 6. blower fan a, 7. cooling tower, 8. water pump a, 9. valve b, 10. standpipe type indirect evaporation cooler, 11. blower fan b, 12. water fender a, 13. direct evaporative coolers, 14. water fender b, 15. pressure fans, 16. air outlets, 17. water pump b, 18. filter b, 19. water tank a, 20. water tank b, 21. filter c, 22. water pump c, 23. water fender c, 24. shower a, 25. filler a, 26. shower c, 27. shower b, 28. filler b, 29. water tank c.
Tool present embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
The present invention naturally cooling with vertical pipe type indirect evaporation and the structure of directly evaporating combined air conditioner unit, be composited by cooling tower 7, high temperature air cooler 3, standpipe type indirect evaporation cooler 10, direct evaporative cooler 13.Fig. 1 has shown the pipe network connected mode between it.
The two side that machine unit shell is relative arranges respectively air inlet 1 and air outlet 16, in machine unit shell, set gradually roughing efficiency air filter 2, high temperature air cooler 3, standpipe type indirect evaporation cooler 10, direct evaporative cooler 13, water fender b14 and pressure fan 15 by air intake direction, high temperature air cooler 3 is connected with cooling tower 7 by pipeline.
Standpipe type indirect evaporation cooler 10 wherein comprises blower fan b11, the water fender a12, shower c26, vertical heat exchanger tube family and the water tank b20 placing that set gradually from top to bottom, water tank b20 is connected with shower c26 by pipeline, is provided with water pump c22 on this pipeline.
In water tank b20 wherein, be provided with filter c 21, filter c 21 is connected with shower c26 by pipeline.
Cooling tower 7 wherein comprises blower fan a6, the water fender c23, shower a24, filler a25 and the water tank c29 that set gradually from top to bottom, shower a24 is connected with the outlet pipe of high temperature air cooler 3, on the pipeline that shower a24 is connected with high temperature air cooler 3 outlet pipes, be also provided with water pump a8 and valve b9, water tank c29 is connected with the water inlet pipe of high temperature air cooler 3, on the pipeline that water tank c29 is connected with high temperature air cooler 3 water inlet pipes, is also provided with valve a4.In water tank c29, be provided with filter a5, filter a5 is connected with high temperature air cooler 3 water inlet pipes.
Direct evaporative cooler 13 wherein comprises shower b27, the filler b28 and the water tank a19 that set gradually from top to bottom, and water tank a19 is connected with shower b27 by pipeline, is provided with water pump b17 on this pipeline.In water tank a19, be provided with filter b18, filter b18 is connected with shower b27 by pipeline.
Combined air conditioner unit of the present invention, outdoor new wind first passes through roughing efficiency air filter 2, carry out precooling treatment through high temperature air cooler 3 again, then by wet cooling processing such as standpipe type indirect evaporation cooler 10 are further, again by carrying out the wet exchange of heat with the filler b28 of direct evaporative cooler 13, produce required cold wind by water fender b14, deliver to air-conditioned room by pressure fan 15;
This air-conditioning unit arranges the new wind of high temperature air cooler 3 precooling, its cold water derives from the cold water that cooling tower 7 is produced, and in standpipe type indirect evaporation cooler 10, primary air passes through from managing, and auxiliary air is from managing interior process, drained into outside unit by blower fan b11, shower water flows down along inside pipe wall;
The naturally cooling cold water of producing of cooling tower 7, is connected to the new wind of high temperature air cooler 3 precooling; Wind side Evaporative Cooling Air Conditioning technology: standpipe type indirect evaporation cooler 10 combines and produces cold wind with direct evaporative cooler 13;
This air-conditioning unit not only can be realized the aeration-cooling of summer and excessive season, also can realize the effect such as humidification and recuperation of heat in winter.
The wind system course of work of combined air conditioner unit of the present invention:
While moving this air-conditioning unit, open water pump a8, water pump b17, water pump c22, valve a 4, valve b9, outdoor new wind enters unit by air inlet 1 and first by roughing efficiency air filter 2, outdoor new wind is filtered, then by high temperature air cooler 3, the clammy temperature that but reduce such as processing procedure is, the air of processing from high temperature air cooler 3 enters into standpipe type indirect evaporation cooler 10, pass through from managing as primary air, and auxiliary air is from outdoor, from standpipe type indirect evaporation cooler 10, water tank b20 top enters in pipe, flow down with auxiliary air and carry out the wet exchange of heat from inside pipe wall from the water spray of water tank b20, reduce the temperature of primary air in pipe, auxiliary air is drained into outside unit by blower fan b11, arrive the third level---the direct evaporative cooler 13 of this air-conditioning unit due to the effect of pressure fan 15 through the primary air of standpipe type indirect evaporation cooler 10, carry out the wet exchange of heat with the shower water in water tank a19, processing procedure is equal-enthalpy humidifying, finally pass through again water fender b14, deliver to air-conditioned room by pressure fan 15,
The water system course of work of combined air conditioner unit of the present invention:
Cooling tower 7 water systems:
When cooling tower 7 moves, open water pump a 8, valve a 4, valve b9, the cold water of producing first filters through filter a5, is connected to high temperature air cooler 3 through valve a4 by pipe network, backwater passes through valve b9 and water pump a8 by pipe network and enters cooling tower 7 and spray, carry out after the wet exchange of heat air with air and drained into outdoorly by blower fan a6, cold water enters filter a 5, repetitive cycling;
Standpipe type indirect evaporation cooler 10 water systems:
When standpipe type indirect evaporation cooler 10 moves, open water pump c22, the cold water of producing first filters through filter c 21, manage interior trickle through water pump c22, carry out the wet exchange of heat with auxiliary air, auxiliary air is drained into outside unit by blower fan b11, and recirculated water flow to water tank b20, repetitive cycling along heat exchanger tube inwall;
Direct evaporative cooler 13 water systems:
When direct evaporative cooler 13 moves, open water pump b17, the cold water of producing first filters through filter b18, sprays through water pump b17 and processed water, gets back to water tank a19, repetitive cycling;
Combined air conditioner unit of the present invention, adopt the indirect section of two-stage to add direct section of one-level, the cold wind of producing can meet cooling demand, wherein using the precooling of high temperature air cooler, is that the one of nature cooling (free cooling) technology embodies, and adopts standpipe type indirect evaporation cooler, compared with general indirect evaporation cooler, there will not be heat exchanger tube to stop up or scale problems, this air-conditioning unit connection and reasonable arrangement, compactness, save area.

Claims (3)

1. naturally cooling and vertical pipe type indirect evaporation and directly evaporate combined air conditioner unit, is characterized in that, is composited by cooling tower (7), high temperature air cooler (3), standpipe type indirect evaporation cooler (10), direct evaporative cooler (13);
The two side that machine unit shell is relative is respectively arranged with air inlet (1) and air outlet (16), in machine unit shell, be disposed with roughing efficiency air filter (2), high temperature air cooler (3), standpipe type indirect evaporation cooler (10), direct evaporative cooler (13), water fender b(14 by air intake direction) and pressure fan (15), described high temperature air cooler (3) is connected with cooling tower (7) by pipeline;
Described standpipe type indirect evaporation cooler (10) comprises the blower fan b(11 setting gradually from top to bottom), water fender a(12), shower c(26), vertically the heat exchanger tube family and the water tank b(20 that place), described water tank b(20) by pipeline and shower c(26) be connected, on this pipeline, be provided with water pump c(22); Described water tank b(20) in be provided with filter c (21), filter c (21) is by pipeline and shower c(26) be connected.
2. according to combined air conditioner unit claimed in claim 1, it is characterized in that, described cooling tower (7) comprises the blower fan a(6 setting gradually from top to bottom), water fender c(23), shower a(24), filler a(25) and water tank c(29), described shower a(24) be connected with the outlet pipe of high temperature air cooler (3), shower a(24) be also provided with water pump a(8 on the pipeline that is connected with high temperature air cooler (3) outlet pipe) and valve b(9), described water tank c(29) be connected with the water inlet pipe of high temperature air cooler (3), water tank c(29) be also provided with valve a(4 on the pipeline that is connected with high temperature air cooler (3) water inlet pipe),
Described water tank c(29) in be provided with filter a(5), filter a(5) be connected with high temperature air cooler (3) water inlet pipe.
3. according to combined air conditioner unit claimed in claim 1, it is characterized in that, described direct evaporative cooler (13) comprises the shower b(27 setting gradually from top to bottom), filler b(28) and water tank a(19), described water tank a(19) by pipeline and shower b(27) be connected, on this pipeline, be provided with water pump b(17);
Described water tank a(19) in be provided with filter b(18), described filter b(18) by pipeline and shower b(27) be connected.
CN201210132271.3A 2012-05-02 2012-05-02 Natural-cooling, vertical tubular indirect evaporation and direct evaporation combined air conditioning unit CN102705933B (en)

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CN103115503A (en) * 2013-03-08 2013-05-22 浙江天鼎机械制造有限公司 Air-wet dual-purpose adjustable evaporative condenser
CN103234248B (en) * 2013-04-25 2015-09-30 西安工程大学 Forced standpipe indirectly-fluid dynamic spray chamber composite evaporation cooling air conditioning
RU2554025C1 (en) * 2013-11-19 2015-06-20 Закрытое акционерное общество "БЮРО ТЕХНИКИ" Process air-conditioning system for data-processing centre
CN103743010B (en) * 2013-12-18 2016-08-17 西安工程大学 Wind power generation is air conditioning unit with what evaporation cooling combined
CN103836748B (en) * 2014-02-18 2016-07-27 西安工程大学 The air conditioning system that wind energy, solar energy can combine with dry air
CN105042740B (en) * 2015-07-06 2018-01-02 西安工程大学 The adaptive power conservation air-conditioning system that rock-bed is combined with evaporation cooling
CN105605705B (en) * 2015-12-21 2018-10-30 西安工程大学 The Arid Area cooling independent temperature-humidity control Fresh air handling units of evaporation
CN105972728B (en) * 2016-05-04 2018-10-02 西安工程大学 Standpipe indirectly-layering of drawing and pulling type filler sprays compound evaporative cooling air conditioning machine group
CN111810455A (en) * 2020-07-02 2020-10-23 河海大学 Water supply device adopting spray water evaporation heat dissipation technology for shaft through-flow pump station

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