CN201203217Y - Four-level evaporative cooling combined air conditioner machine unit - Google Patents

Four-level evaporative cooling combined air conditioner machine unit Download PDF

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Publication number
CN201203217Y
CN201203217Y CNU2008200288358U CN200820028835U CN201203217Y CN 201203217 Y CN201203217 Y CN 201203217Y CN U2008200288358 U CNU2008200288358 U CN U2008200288358U CN 200820028835 U CN200820028835 U CN 200820028835U CN 201203217 Y CN201203217 Y CN 201203217Y
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CN
China
Prior art keywords
cooler
air
cooling
evaporative
evaporative cooling
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Application number
CNU2008200288358U
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Chinese (zh)
Inventor
黄翔
汪超
吴生
吴志湘
徐方成
屈元
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西安工程大学
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Priority to CNU2008200288358U priority Critical patent/CN201203217Y/en
Application granted granted Critical
Publication of CN201203217Y publication Critical patent/CN201203217Y/en

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Abstract

The utility model discloses a four-stage evaporative cooling combined air conditioning unit, wherein a primary filtering segment, a hot-pipe indirect evaporative cooler, a wind return mixing segment, a surface cooler, a direct evaporative cooler, a heater and a fan are arranged in the housing in order according to the air feeding direction, the surface cooler is communicated with mechanical refrigerating system outside the housing. The four-stage evaporative cooling combined air conditioning unit has simple structure, and can perform full-year indoor air exhaust (cold/hot recovery) and utilizes evaporative cooling technique for free refrigeration in transitional season of spring and autumn, and is low in refrigeration cost, economy and environment-friendly. The utility model can meet the requirement of full-year air conditioning in dry area of our country and also meet the requirement of full-year air conditioning in medium-humidity and high-humidity area of our country.

Description

A kind of level Four evaporative cooling assembled air-conditioner unit
Technical field
The utility model belongs to the air conditioner refrigerating technical field, relates to a kind of air-conditioning unit, is specifically related to a kind of by the cooling of heat pipe indirect evaporation, tubular indirect evaporative cooling, mechanical refrigeration and direct evaporative cooling assembled air-conditioner unit.
Background technology
Evaporation cooling technique is to utilize regenerative resources such as dry air, wet naturally energy, and poor by means of the dry-bulb temperature in the surrounding air and dew-point temperature wets to exchange by the heat between water and the air and obtain a kind of environmental protection of cold, the type of cooling efficiently.Three grades of Evaporative Cooling Air Conditioning that adopt this technology to make have energy-conservation, economy, environmental protection, improve the advantage of indoor air quality.Yet this Evaporative Cooling Air Conditioning exists cooling extent limited, can not dry, and is unsuitable for the shortcoming that use in high humility and middle humidity area.
Use pure mechanically refrigerated air-conditioning system, the expense height, energy consumption is big, and along with the increase of service time, expenses such as the expense of consumed power, the maintenance after the device damage, renewal continue to rise, and cause operating cost high.And the cold-producing medium CFC of mechanical refrigeration use SAnd HCFC working medium, atmospheric ozone layer is produced destruction and further aggravates greenhouse effects.
Summary of the invention
The purpose of this utility model provides a kind of level Four evaporative cooling assembled air-conditioner unit, the cooling of heat pipe indirect evaporation, tubular indirect evaporative cooling, mechanical refrigeration, direct evaporative cooling and heating are combined into the air-conditioning unit, can not only increase cooling extent, and can remove the moisture that comprises in the air, use in humidity and high humility area in being fit to.
The technical scheme that the utility model adopted is, a kind of level Four evaporative cooling assembled air-conditioner unit, in casing, be disposed with initial effect filtering section, heat pipe indirect evaporation cooler, tube type indirect evaporative cooler, return air mixer, surface cooler, direct evaporative cooler, heater and blower fan by the air intake direction, surface cooler communicates with casing mechanical refrigeration system outward.
Characteristics of the present utility model also are,
The heat pipe indirect evaporation cooler comprises heat pipe indirect evaporation cooling section primary side and the heat pipe indirect evaporation cooling section secondary side that sets gradually from bottom to top.
Heat pipe indirect evaporation cooling section secondary side wherein is provided with the spray circulating water device.
The condenser that uses in the mechanical refrigeration system is selected evaporative condenser for use.
Be inserted with wire spiral in the heat exchanger tube of tube type indirect evaporative cooler, the outer hydrophilic aluminium foil that coats of pipe.
Compare with the assembled air-conditioner unit with traditional Evaporative Cooling Air Conditioning unit, air-conditioning unit of the present utility model has following characteristics:
1) three grades of Evaporative Cooling Air Conditioning using in dry area at present can not be dried, be not suitable for humidity and the application of high humility area in China, air-conditioning unit of the present utility model has adopted evaporative cooling to combine with mechanical refrigeration, can realize the purpose that dehumidifies, and then Evaporative Cooling Air Conditioning technology humidity and high humility area in China are applied.
2) air-conditioning unit of the present utility model has adopted cold section of the heat pipe indirect evaporation that the spray circulating water device is set at secondary side that indoor exhaust wind is carried out cold/recuperation of heat.In summer new wind is carried out precooling, utilize heat pipe indirect evaporation cooling section or tubular indirect evaporative cooling section indoor exhaust wind to be carried out the two-stage The pre-heat treatment as auxiliary air to new wind not spraying under the recirculated water in the winter time.Meet the regulation that big air quantity combined type air conditioner group must be provided with cold and hot recovery.
3) air-conditioning unit of the present utility model is provided with pipe interpolation spiraltron and coats hygroscopic materials hydrophilic aluminium foil elliptical tube and secondary grid water distribution tubular indirect evaporative cooling section outward, effectively avoid the low phenomenon of plate fin and tube type indirect evaporation cooling section fouling of heat exchangers heat exchange efficiency of present application, improved the efficient of pipe heat exchanger.
4) the air-conditioning unit surface cooling section low-temperature cold water that hot season, logical mechanical refrigeration was produced of the present utility model is to reach the purpose of cooling and dehumidifying.Wherein the condenser of mechanical refrigeration system is selected evaporative condenser for use, and good cooling results, using water wisely improve the COP value of mechanical refrigeration system greatly, and refrigerating efficiency is high and energy-conservation.Most of transition season mechanical refrigeration in spring and autumn is not opened, and the high temperature cold water (free cold supply) that the logical cooling tower of surface cooling section is produced is handled air.
5) the direct evaporative cooling section of air-conditioning unit of the present utility model spring and autumn transition season can well carry out cooling processing, can add wet process in the winter time, also be good air cleaning unit simultaneously.
Description of drawings
Fig. 1 is the structural representation of the utility model assembled air-conditioner unit; Wherein, a is a front view, b be in the front view along the view of A-A line, c be in the front view along the view of C-C line, d is along the revolved view of B-B line in the front view;
Fig. 2 is the structural representation of tube type indirect evaporative cooler heat exchanger tube in the utility model.
Among the figure, 1. initial effect filtering section, 2. heat pipe indirect evaporation cooler, 3. tube type indirect evaporative cooler, 4. surface cooler, 5. direct evaporative cooler, 6. heater, 7. blower fan, 8. return air mixer, 9. heat pipe indirect evaporation cooling section secondary side, 10. heat pipe indirect evaporation cooling section primary side, 11. the tube type indirect evaporative cooler heat exchanger tube, 12. wire spirals, 13. aluminium foils.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Level Four evaporative cooling assembled air-conditioner unit of the present utility model is a core with the cooling of heat pipe indirect evaporation, tubular indirect evaporative cooling, mechanical refrigeration and direct evaporation cooling technique, with heat pipe indirect evaporation cooling section, tubular indirect evaporative cooling section, mechanical refrigeration surface cooling section, direct evaporative cooling section and the synthetic level Four evaporative cooling assembled air-conditioner unit of initial effect filtering section, bringing-up section and fan section.
Its structure comprises the initial effect filtering section 1 that sets gradually by the air intake direction as shown in Figure 1, heat pipe indirect evaporation cooler 2, tube type indirect evaporative cooler 3, return air mixer 8, surface cooler 4, direct evaporative cooler 5, heater 6 and blower fan 7.
Heat pipe indirect evaporation cooler 2 adopts secondary side spray circulating water structure, be used for indoor exhaust wind is carried out cold/recuperation of heat, carry out precooling to new wind summer, and winter is under the condition that does not spray recirculated water, indoor exhaust wind as auxiliary air, and is carried out the two-stage The pre-heat treatment to new wind.Wherein, heat pipe indirect evaporation cooling section primary side 10 is used for logical outdoor new wind; Heat pipe indirect evaporation cooling section secondary side 9 be used for summer and spring and autumn transition season, logical indoor exhaust wind or outdoor new wind also spray recirculated water, winter, logical indoor exhaust wind did not spray recirculated water.
Be inserted with helix in the heat exchanger tube of tube type indirect evaporative cooler 3, outer hydrophilic aluminium foil elliptical tube and the secondary grid water distribution of coating of pipe, tubular indirect evaporative cooling section 3 be used for summer and spring and autumn transition season, as auxiliary air and spray recirculated water, do not spray recirculated water with indoor exhaust wind as auxiliary air winter with outdoor new wind or indoor exhaust wind.
Surface cooler 4 is used for the low-temperature cold water that summer, logical mechanical refrigeration was produced, and air is carried out cooling and dehumidifying; Spring and autumn transition season, mechanical refrigeration is not opened, the high temperature cold water (free cold supply) that the logical cooling towers of surface cooler 4 are produced is handled air.
Direct evaporative cooler 5 is used for the spring and autumn transition season air is cooled off, and in the winter time air is carried out humidification, also is good air cleaning unit simultaneously.
Heater 6 is used for the air after the preheating is carried out heat treated again.
The characteristics of the utility model assembled air-conditioner unit are to realize the purpose of dehumidifying, and then the Evaporative Cooling Air Conditioning technology is applied in middle humidity and high humility area.
The course of work of the utility model assembled air-conditioner unit:
Hot season in summer, start blower fan, outdoor air enters initial effect filtering section 1, carry out primarily efficient filter, air after filtering enters heat pipe indirect evaporation cooler 2 and carries out precooling, air after the precooling enters tube type indirect evaporative cooler 3 and carries out the secondary precooling, air through twice precooling enters return air mixer 8, and mixes at return air mixer 8 with return air, forms mist, this mist enters surface cooler 4, in surface cooler 4, carry out cooling dehumidification, afterwards, enter blower fan 7, to send the air-conditioning unit through the air behind the cooling and dehumidifying by blower fan 7, send into indoor.
Spring and autumn transition season, start blower fan, outdoor air enters initial effect filtering section 1 and filters, filtered air enters heat pipe indirect evaporation cooler 2 and carries out precooling, afterwards, the air through precooling perhaps enters tube type indirect evaporative cooler 3 and carries out the secondary precooling, perhaps enter return air mixer 8, in return air mixer 8, mix with return air.Through the air of twice processing, enter direct evaporative cooler 5 and cool off, cooled air enters blower fan 7, will send the air-conditioning unit through the air that purifies cooling processing by blower fan 7, to indoor air-supply.
Start blower fan season in severe winter, and outdoor air enters initial effect filtering section 1 and filters, and the air after the filtration perhaps enters heat pipe indirect evaporation cooler 2 and carries out preheating, perhaps enters tube type indirect evaporative cooler 3 and carries out preheating.Through purifying the air of preheating, enter air return section 8, and in return air mixer 8, mix with return air, form mist, this mist enters direct evaporative cooler 5 and adds wet process, and the mist behind the humidification enters heater 6 and carries out heat treatment again, afterwards, enter blower fan 7, send into indoorly by blower fan 7, blow indoor.
The utility model assembled air-conditioner unit adopts heat pipe indirect evaporation cooler 2, utilize indoor exhaust wind that new wind is carried out precooling or preheating, adopt tube type indirect evaporative cooler 3, surface cooler 4 and direct evaporative cooler 5 different combined segment that new wind is handled simultaneously.Utilize summer heat pipe indirect evaporation cooler 2, tube type indirect evaporative cooler 3 and 4 pairs of air of surface cooler to handle; Spring and autumn, transition season utilized heat pipe indirect evaporation cooler 2 or tube type indirect evaporative cooler 3 and 5 pairs of air of direct evaporative cooler to handle, and utilized winter heat pipe indirect evaporation cooler 2 or tube type indirect evaporative cooler 3, direct evaporative cooler 5 and 6 pairs of air of heater to handle.
Make full use of heat pipe indirect evaporation cooler 2 and carry out the cold/recuperation of heat of air and the energy-saving effect of tube type indirect evaporative cooler 3 " free cold supply ", according to the variation of outdoor weather condition and indoor load, make up separately or with mechanical refrigeration building is carried out air conditioning.Realize the cold/recuperation of heat of annual indoor exhaust wind, avoided the mechanical refrigeration of air-conditioning system whole year operation, the high cost that causes, big energy consumption, reduce the requirement of cooling device cost and power consumption and peak times of power consumption to electric energy, reduce the discharging of greenhouse gases and CFC, and be applicable to middle humidity and high humility area.

Claims (5)

1. level Four evaporative cooling assembled air-conditioner unit, it is characterized in that, in casing, be disposed with initial effect filtering section (1), heat pipe indirect evaporation cooler (2), tube type indirect evaporative cooler (3), return air mixer (8), surface cooler (4), direct evaporative cooler (5), heater (6) and blower fan (7) by the air intake direction, described surface cooler (4) communicates with casing mechanical refrigeration system outward.
2. according to the described level Four evaporative cooling of claim 1 assembled air-conditioner unit, it is characterized in that described heat pipe indirect evaporation cooler (2) comprises heat pipe indirect evaporation cooling section primary side (10) and the heat pipe indirect evaporation cooling section secondary side (9) that sets gradually from bottom to top.
3. according to the described level Four evaporative cooling of claim 2 assembled air-conditioner unit, it is characterized in that described heat pipe indirect evaporation cooling section secondary side (9) is provided with the spray circulating water device.
4. according to the described level Four evaporative cooling of claim 1 assembled air-conditioner unit, it is characterized in that the condenser that uses in the described mechanical refrigeration system is selected evaporative condenser for use.
5. according to the described level Four evaporative cooling of claim 1 assembled air-conditioner unit, it is characterized in that, be inserted with wire spiral (12) in the heat exchanger tube of described tube type indirect evaporative cooler (11), the outer hydrophilic aluminium foil (13) that coats of pipe.
CNU2008200288358U 2008-04-14 2008-04-14 Four-level evaporative cooling combined air conditioner machine unit CN201203217Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102261708A (en) * 2011-06-10 2011-11-30 西安工程大学 Indirect-evaporative-cooling-based small and large environment energy-saving air conditioning system for spinning mill
CN102564159A (en) * 2010-12-16 2012-07-11 西安井上人工环境有限公司 Tubular device and method for producing cold water by means of indirect evaporation and direct evaporation
CN102767878A (en) * 2012-07-16 2012-11-07 西安工程大学 Dew-point evaporative cooling water chilling unit
CN103335364A (en) * 2013-05-28 2013-10-02 无锡市天兴净化空调设备有限公司 Special combined type air conditioning unit for AP1000 nuclear power
CN104776511A (en) * 2015-04-10 2015-07-15 深圳市普瑞美泰环保科技有限公司 Air filtration and purification device and air filtration and purification equipment
CN104329739B (en) * 2014-10-22 2017-02-22 西安工程大学 Self-adaptive air conditioning unit combining vertical pipe indirection, low-temperature surface cooling and high-pressure micro-mist
CN109073265A (en) * 2016-03-08 2018-12-21 北狄空气应对加拿大公司 For providing cooling system and method to heat load
CN110645655A (en) * 2019-09-20 2020-01-03 西安工程大学 Solution dehumidification dew point type evaporative cooling refrigeration system with waste heat recovery
CN111076328A (en) * 2019-12-30 2020-04-28 弘明环保节能科技(广东)有限公司 Factory building evaporative cooling system
US10928082B2 (en) 2011-09-02 2021-02-23 Nortek Air Solutions Canada, Inc. Energy exchange system for conditioning air in an enclosed structure

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102564159A (en) * 2010-12-16 2012-07-11 西安井上人工环境有限公司 Tubular device and method for producing cold water by means of indirect evaporation and direct evaporation
CN102261708A (en) * 2011-06-10 2011-11-30 西安工程大学 Indirect-evaporative-cooling-based small and large environment energy-saving air conditioning system for spinning mill
US10928082B2 (en) 2011-09-02 2021-02-23 Nortek Air Solutions Canada, Inc. Energy exchange system for conditioning air in an enclosed structure
CN102767878B (en) * 2012-07-16 2014-11-26 西安工程大学 Dew-point evaporative cooling water chilling unit
CN102767878A (en) * 2012-07-16 2012-11-07 西安工程大学 Dew-point evaporative cooling water chilling unit
CN103335364A (en) * 2013-05-28 2013-10-02 无锡市天兴净化空调设备有限公司 Special combined type air conditioning unit for AP1000 nuclear power
CN103335364B (en) * 2013-05-28 2015-09-16 无锡市天兴净化空调设备有限公司 AP1000 nuclear power special-purpose combined type air-conditioner set
CN104329739B (en) * 2014-10-22 2017-02-22 西安工程大学 Self-adaptive air conditioning unit combining vertical pipe indirection, low-temperature surface cooling and high-pressure micro-mist
CN104776511A (en) * 2015-04-10 2015-07-15 深圳市普瑞美泰环保科技有限公司 Air filtration and purification device and air filtration and purification equipment
US10808951B2 (en) 2015-05-15 2020-10-20 Nortek Air Solutions Canada, Inc. Systems and methods for providing cooling to a heat load
CN109073265A (en) * 2016-03-08 2018-12-21 北狄空气应对加拿大公司 For providing cooling system and method to heat load
CN110645655A (en) * 2019-09-20 2020-01-03 西安工程大学 Solution dehumidification dew point type evaporative cooling refrigeration system with waste heat recovery
CN111076328A (en) * 2019-12-30 2020-04-28 弘明环保节能科技(广东)有限公司 Factory building evaporative cooling system

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Granted publication date: 20090304

Termination date: 20120414