CN204421246U - The clean air conditioner unit that Arid Area evaporative cooling is combined with mechanical refrigeration - Google Patents

The clean air conditioner unit that Arid Area evaporative cooling is combined with mechanical refrigeration Download PDF

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Publication number
CN204421246U
CN204421246U CN201420858812.5U CN201420858812U CN204421246U CN 204421246 U CN204421246 U CN 204421246U CN 201420858812 U CN201420858812 U CN 201420858812U CN 204421246 U CN204421246 U CN 204421246U
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China
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air
conditioning unit
clean air
unit according
clean
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Expired - Fee Related
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CN201420858812.5U
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Chinese (zh)
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黄翔
薛运
申长军
李鑫
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Xian Polytechnic University
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Xian Polytechnic University
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Abstract

本实用新型公开的干燥地区用蒸发冷却与机械制冷联合的洁净空调机组,包括有机组壳体,机组壳体相对的两侧壁上分别设置有新风口、送风口,机组壳体内按新风进入后流动方向依次设置有新风过滤器、复合制冷系统及送风机,新风过滤器与复合制冷系统之间形成混风室,复合制冷系统上方对应的机组壳体顶壁上设置有排风口。本实用新型干燥地区用蒸发冷却与机械制冷联合的洁净空调机组能够在消耗较低能耗的情况下为室内提供较高洁净度的空气。

The utility model discloses a clean air-conditioning unit combined with evaporative cooling and mechanical refrigeration for dry areas. The flow direction is provided with a fresh air filter, a composite refrigeration system and a blower in sequence, and an air mixing chamber is formed between the fresh air filter and the composite refrigeration system, and an air outlet is provided on the top wall of the corresponding unit housing above the composite refrigeration system. The clean air-conditioning unit combined with evaporative cooling and mechanical refrigeration in the dry area of the utility model can provide indoor air with relatively high cleanliness while consuming relatively low energy consumption.

Description

The clean air conditioner unit that Arid Area evaporative cooling is combined with mechanical refrigeration
Technical field
The utility model belongs to operation of air conditioning systems technical field, is specifically related to the clean air conditioner unit that a kind of evaporative cooling being applicable to Arid Area is combined with mechanical refrigeration.
Background technology
Very abundant regenerative resource-dry air energy is had in NORTHWEST CHINA Arid Area, but the toilet set up in these areas, clean room or higher place is required to air purity, simple use Evaporative Cooling Air Conditioning, although the effect of cooling can be reached, can not ensure to send into the cleanliness factor of air in application places and the precision of air-supply air-flow.
Existing take mechanical refrigeration as the clean air conditioner of low-temperature receiver, although the cleanliness factor of room air and comparatively stable indoor temperature and humidity can be ensured, but need to consume a large amount of high-grade electric energy to maintain the continuous service of air-conditioning, do not make full use of the natural cooling source of this area.
For the distinctive weather conditions in Arid Area, evaporation cooling technique is combined with mechanical refrigeration techniques and forms a kind of clean air conditioner, outdoor comparatively dry new wind is utilized to mix with return air, dehumidification treatments is carried out to return air, this clean air conditioner while providing enough colds to indoor, can significantly lower the energy consumption of clean air conditioner.
Utility model content
The purpose of this utility model is the clean air conditioner unit providing the evaporative cooling of a kind of Arid Area to combine with mechanical refrigeration, can when consuming lower electric energy for indoor provide the air compared with high-cleanness, high.
The technical scheme that the utility model adopts is, the clean air conditioner unit that Arid Area evaporative cooling is combined with mechanical refrigeration, include machine unit shell, the two side that machine unit shell is relative is respectively arranged with fresh wind port, air outlet, enter rear flow direction by new wind in machine unit shell and be disposed with new wind filter, composite refrigeration system and pressure fan, form wind mixed chamber between new wind filter and composite refrigeration system, machine unit shell roof corresponding above composite refrigeration system is provided with exhaust outlet.
Feature of the present utility model is also,
Overfire air fan is provided with in exhaust outlet.
The machine unit shell roof that wind mixed chamber is corresponding is provided with return air air port, and return air air port is connected with backwind tube; The bottom of wind mixed chamber is evenly provided with multiple secondary air-valve.
Return air is provided with return air filter in air port.
Composite refrigeration system is made up of tube type indirect evaporative cooler and mechanical refrigeration unit.
Mechanical refrigeration unit wherein, includes the air cooled condenser be arranged at above tube type indirect evaporative cooler, and air cooled condenser connects and composes closed-loop path with choke valve, compressor and direct-expansion-type evaporimeter successively.
Tube type indirect evaporative cooler wherein, include tube heat exchanging component, the top of tube heat exchanging component is provided with water-locator, the below of tube heat exchanging component is provided with circulating water pool, be respectively arranged with circulating water strainer and water circulating pump in circulating water pool, circulating water strainer is connected with water-locator by feed pipe with water circulating pump.
Tube heat exchanging component is made up of many horizontally disposed heat exchanger tubes; Water-locator is made up of water distributor and the nozzle that is evenly arranged at multiple downward spray on water distributor, and water distributor is connected with feed pipe.
Nozzle is high-pressure fine-spray nozzle or rotarytype injector.
Blower setting is on elasticity fan supporter.
The beneficial effects of the utility model are:
(1) clean air conditioner unit of the present utility model, its dehumidification process and in non-dependent traditional air conditioner evaporimeter subtract enthalpy dehumidification, but utilize the new wind of open-air seasoning to mix the object reaching dehumidifying with indoor return air, decrease mechanically refrigerated load, for indoor provide more new wind.
(2) clean air conditioner unit of the present utility model has all carried out filtration treatment to new wind and return air, guarantee that the mixed air of new return air can reach the requirement of place cleanliness factor, the recirculated water that simultaneously evaporative cooling can be made used only carries out hot and humid area with the air of cleaning, avoids the deterioration of water quality.
(3) secondary air-valve is provided with in the wind mixed chamber of clean air conditioner unit of the present utility model, mixed for part air is used as Secondary Air, can suitably change Secondary Air valve opening according to the humiture of mixing air, make the air quantity of a Secondary Air than more reasonable.
(4) blower setting in clean air conditioner unit of the present utility model, on elasticity fan supporter, can reduce the noise that fan vibration produces significantly.
Accompanying drawing explanation
Fig. 1 is the structural representation of the clean air conditioner unit that the evaporative cooling of the utility model Arid Area is combined with mechanical refrigeration.
In figure, 1. new wind filter, 2. return air filter, 3. return air air port, 4. wind mixed chamber, 5. feed pipe, 6. water distributor, 7. air cooled condenser, 8. overfire air fan, 9. direct-expansion-type evaporimeter, 10. exhaust outlet, 11. nozzles, 12. machine unit shells, 13. pressure fan, 14. air outlets, 15. elasticity fan supporters, 16. compressors, 17. choke valves, 18. circulating water pools, 19. tube heat exchanging components, 20. circulating water strainers, 21. water circulating pumps, No. 22. 2 air-valves, 23. fresh wind ports.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The clean air conditioner unit that the evaporative cooling of the utility model Arid Area is combined with mechanical refrigeration, its structure as shown in Figure 1, include machine unit shell 12, the two side that machine unit shell 12 is relative is respectively arranged with fresh wind port 23, air outlet 14, enter rear flow direction by new wind in machine unit shell 12 and be disposed with new wind filter 1, composite refrigeration system and pressure fan 13, wind mixed chamber 4 is formed between new wind filter 1 and composite refrigeration system, new return air mixing in wind mixed chamber 4, new wind is return air dehumidifying; Machine unit shell roof corresponding above composite refrigeration system is provided with exhaust outlet 10.
Overfire air fan 8 is provided with in exhaust outlet 10.
The machine unit shell roof of wind mixed chamber 4 correspondence is provided with return air air port 3, and return air air port 3 is connected with backwind tube; Return air filter 2 is provided with in return air air port 3; The bottom of wind mixed chamber 4 is evenly provided with multiple secondary air-valve 22, and the object arranging secondary air-valve 22 is by regulating aperture for controlling a Secondary Air air quantity ratio of this air-conditioning.
Composite refrigeration system is made up of tube type indirect evaporative cooler and mechanical refrigeration unit.
Mechanical refrigeration unit, includes the air cooled condenser 7 be arranged at above tube type indirect evaporative cooler, and air cooled condenser 7 connects and composes closed-loop path with choke valve 17, compressor 16 and direct-expansion-type evaporimeter 9 successively by copper pipe.
Tube type indirect evaporative cooler, includes tube heat exchanging component 19, and tube heat exchanging component 19 is made up of many horizontally disposed heat exchanger tubes; The top of tube heat exchanging component 19 is provided with water-locator, the below of tube heat exchanging component 19 is provided with circulating water pool 18, be respectively arranged with circulating water strainer 20 and water circulating pump 21 in circulating water pool 18, circulating water strainer 20 is connected with water-locator by feed pipe 5 with water circulating pump 21.
Water-locator is made up of water distributor 6 and the nozzle 11 that is evenly arranged at multiple downward spray on water distributor 6, and water distributor 6 is connected with feed pipe 5.
Nozzle 11 is high-pressure fine-spray nozzle or rotarytype injector.
Heat exchanger tube in tube heat exchanging component 19 is metal tube, earthenware or pvc pipe.
Pressure fan 13 is arranged on elasticity fan supporter 15, can reduce the noise that fan vibration produces significantly.
The course of work of the clean air conditioner unit that the evaporative cooling of the utility model Arid Area is combined with mechanical refrigeration is as follows:
The fresh wind port 23 of outdoor new wind drying sucks in machine unit shell 12, first after new wind filter 1 filters, is mixed to form mixing air with the return air (filtering through return air filter 2) entered through return air air port 3 in machine unit shell 12 in wind mixed chamber 4;
Mixing air is divided into two parts, and a part is as First air, and another part is as Secondary Air, wherein, First air flows through the heat exchanger tube inside of tube heat exchanging component 19, after opening secondary air-valve 22, Secondary Air flows through outside many heat exchanger tubes of tube heat exchanging component 19 along secondary air-valve 22, recirculated water now in circulating water pool 18 pressurizes through water circulating pump 21, flow into after the purification of circulating water strainer 20 in feed pipe 5, be delivered in water distributor 6 by feed pipe 5, sprayed downwards by the multiple nozzles 11 on water distributor 6 and carry out hot and humid area to heat exchanger tube, the heat of the First air flowed through in Secondary Air absorption heat-exchange pipe afterwards, take away the condensation heat of air cooled condenser 7 again, last Secondary Air is discharged through exhaust outlet 10 under the effect of overfire air fan 8.
In above process, Secondary Air is for adding enthalpy humidification, and First air is etc. but clammy; Processed First air processes through direct-expansion-type evaporimeter 9, subtracts enthalpy dehumidification, then under the effect of pressure fan 13, sends into indoor by air outlet 14.
The clean air conditioner unit that the evaporative cooling of the utility model Arid Area is combined with mechanical refrigeration utilizes indirect evaporative cooling technology, precooled air, mechanically refrigerated refrigeration duty can be reduced, this process simultaneously also utilizing the new wind of Arid Area to mix with return air dehumidifies, decrease mechanically refrigerated except humidity load, reduce the consumption of electric energy, for indoor provide more fresh air.

Claims (10)

1.干燥地区用蒸发冷却与机械制冷联合的洁净空调机组,其特征在于,包括有机组壳体(12),所述机组壳体(12)相对的两侧壁上分别设置有新风口(23)、送风口(14),所述机组壳体(12)内按新风进入后流动方向依次设置有新风过滤器(1)、复合制冷系统及送风机(13),所述新风过滤器(1)与复合制冷系统之间形成混风室(4),所述复合制冷系统上方对应的机组壳体顶壁上设置有排风口(10)。1. A clean air-conditioning unit combined with evaporative cooling and mechanical refrigeration in dry areas, characterized in that it includes an organic unit housing (12), and fresh air outlets (23) are respectively arranged on the opposite side walls of the unit housing (12) ), the air supply port (14), the unit casing (12) is provided with a fresh air filter (1), a composite refrigeration system and a blower (13) in sequence according to the flow direction after the fresh air enters, and the fresh air filter (1) An air mixing chamber (4) is formed between the composite refrigeration system, and an air exhaust port (10) is arranged on the top wall of the casing of the unit above the composite refrigeration system. 2.根据权利要求1所述的洁净空调机组,其特征在于,所述排风口(10)内设置有二次风机(8)。2. The clean air-conditioning unit according to claim 1, characterized in that, a secondary fan (8) is arranged in the air outlet (10). 3.根据权利要求1所述的洁净空调机组,其特征在于,所述混风室(4)对应的机组壳体顶壁上设置有回风风口(3),所述回风风口(3)连接有回风管;3. The clean air conditioning unit according to claim 1, characterized in that a return air outlet (3) is provided on the top wall of the unit housing corresponding to the air mixing chamber (4), and the return air outlet (3) Connected with a return air duct; 所述混风室(4)的下部均匀设置有多个二次风阀(22)。A plurality of secondary air valves (22) are uniformly arranged at the lower part of the air mixing chamber (4). 4.根据权利要求3所述的洁净空调机组,其特征在于,所述回风风口(3)内设置有回风过滤器(2)。4. The clean air conditioning unit according to claim 3, characterized in that a return air filter (2) is arranged in the return air outlet (3). 5.根据权利要求1所述的洁净空调机组,其特征在于,所述复合制冷系统由管式间接蒸发冷却器及机械制冷单元组成。5. The clean air-conditioning unit according to claim 1, wherein the combined refrigeration system is composed of a tubular indirect evaporative cooler and a mechanical refrigeration unit. 6.根据权利要求5所述的洁净空调机组,其特征在于,所述机械制冷单元,包括有设置于管式间接蒸发冷却器上方的风冷式冷凝器(7),所述风冷式冷凝器(7)依次与节流阀(17)、压缩机(16)及直接膨胀式蒸发器(9)连接构成闭合回路。6. The clean air-conditioning unit according to claim 5, wherein the mechanical refrigeration unit includes an air-cooled condenser (7) arranged above the tube-type indirect evaporative cooler, and the air-cooled condenser The device (7) is sequentially connected with the throttle valve (17), the compressor (16) and the direct expansion evaporator (9) to form a closed circuit. 7.根据权利要求5或6所述的洁净空调机组,其特征在于,所述的管式间接蒸发冷却器,包括有管式换热元件(19),所述管式换热元件(19)的上方设置有布水器,所述管式换热元件的下方设置有循环水池(18),所述循环水池(18)内分别设置有循环水过滤器(20)和循环水泵(21),所述循环水过滤器(20)和循环水泵(21)通过供水管(5)与布水器连接。7. The clean air conditioning unit according to claim 5 or 6, characterized in that, the tubular indirect evaporative cooler includes a tubular heat exchange element (19), and the tubular heat exchange element (19) A water distributor is provided above the tubular heat exchange element, and a circulating water pool (18) is provided below the tubular heat exchange element, and a circulating water filter (20) and a circulating water pump (21) are respectively provided in the circulating water pool (18), The circulating water filter (20) and the circulating water pump (21) are connected with the water distributor through the water supply pipe (5). 8.根据权利要求7所述的洁净空调机组,其特征在于,所述管式换热元件(19)由多根水平设置的换热管组成;8. The clean air-conditioning unit according to claim 7, characterized in that, the tubular heat exchange element (19) is composed of a plurality of horizontally arranged heat exchange tubes; 所述布水器由布水管(6)及均匀设置于布水管(6)上多个向下喷淋的喷嘴(11)组成,所述布水管(6)与供水管(5)连接。The water distributor is composed of a water distribution pipe (6) and a plurality of downward spraying nozzles (11) evenly arranged on the water distribution pipe (6), and the water distribution pipe (6) is connected with a water supply pipe (5). 9.根据权利要求8所述的洁净空调机组,其特征在于,所述喷嘴(11)为高压微雾喷嘴或离心式喷嘴。9. The clean air conditioning unit according to claim 8, characterized in that the nozzle (11) is a high-pressure micro-mist nozzle or a centrifugal nozzle. 10.根据权利要求1所述的洁净空调机组,其特征在于,所述送风机(13)设置于弹性风机支架(15)上。10. The clean air-conditioning unit according to claim 1, characterized in that, the air blower (13) is arranged on an elastic fan support (15).
CN201420858812.5U 2014-12-30 2014-12-30 The clean air conditioner unit that Arid Area evaporative cooling is combined with mechanical refrigeration Expired - Fee Related CN204421246U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108204644A (en) * 2017-12-20 2018-06-26 深圳易信科技股份有限公司 A kind of indirect evaporation precision air conditioner
CN108592263A (en) * 2018-04-27 2018-09-28 西安工程大学 A kind of indirect-direct twin-stage evaporative condenser handpiece Water Chilling Units
CN110671754A (en) * 2019-11-11 2020-01-10 上海震业机电有限公司 Modular double-cold-source data center cooling system combined with fresh air

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108204644A (en) * 2017-12-20 2018-06-26 深圳易信科技股份有限公司 A kind of indirect evaporation precision air conditioner
WO2019119716A1 (en) * 2017-12-20 2019-06-27 深圳易信科技股份有限公司 Indirect-evaporation precise air conditioner
CN108592263A (en) * 2018-04-27 2018-09-28 西安工程大学 A kind of indirect-direct twin-stage evaporative condenser handpiece Water Chilling Units
CN110671754A (en) * 2019-11-11 2020-01-10 上海震业机电有限公司 Modular double-cold-source data center cooling system combined with fresh air
CN110671754B (en) * 2019-11-11 2025-07-11 上海震业环境科技有限公司 A modular dual-cold source data center cooling system combined with fresh air

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Granted publication date: 20150624

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