CN103134344A - Open-close type energy-saving cooling tower - Google Patents

Open-close type energy-saving cooling tower Download PDF

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Publication number
CN103134344A
CN103134344A CN2013100834901A CN201310083490A CN103134344A CN 103134344 A CN103134344 A CN 103134344A CN 2013100834901 A CN2013100834901 A CN 2013100834901A CN 201310083490 A CN201310083490 A CN 201310083490A CN 103134344 A CN103134344 A CN 103134344A
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CN
China
Prior art keywords
cooling tower
heat exchanger
shunt tube
cooling
open
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CN2013100834901A
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Chinese (zh)
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CN103134344B (en
Inventor
李金鹏
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德州贝诺风力机械设备有限公司
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Priority to CN201310083490.1A priority Critical patent/CN103134344B/en
Publication of CN103134344A publication Critical patent/CN103134344A/en
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Publication of CN103134344B publication Critical patent/CN103134344B/en

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Abstract

The invention provides an open-close type energy-saving cooling tower, belonging to the technical field of water circulating cooling. The cooling tower consists of an inner structure, an outer structure and an exhaust fan. The open-close type energy-saving cooling tower adopts an open-close type structure, the quantity of water which enters into a spraying water pipe can be adjusted according to the change of the external air temperature by a wave node heat exchange pipe, the spraying water can be wholly turned off when the air temperature is lower in winter, and the aim of temperature reduction can be achieved since a wave node pipe heat exchanger is directly cooled by the cold air, so that the evaporation loss of the cooling water can be reduced to be lowest. The quantity of the circulating water which participates in the evaporation can be reduced, the water can be saved, the cooling effect of the cooling tower can be improved, the water can be sprayed by utilizing the overbottom pressure of a system, a self-circulation pump of a closed type tower can be eliminated, and the electric energy can be saved. Therefore, the heat exchange efficiency of the heat exchanger can be improved by 30%, the energy of the heat exchanger can be saved by 20%, the volume of the cooling tower can be reduced compared with that of the existing cooling tower, and the floor space of the cooling tower can be saved.

Description

The open and close type energy-saving cooling tower

Technical field

The invention belongs to water circulation cooling technology field.

Background technology

Circulating water cooling adopts open type evaporative heat loss cooling tower and closed cooling tower to come to water for cooling, open type evaporative heat loss cooling tower more in the market, dispel the heat to water for cooling owing to relying on shower water to form water film evaporation at filling surface, so the evaporation of water loss is larger, and to environment.Closed cooling tower adopts totally-enclosed cooling heat dissipation coil pipe mode circulation temperature lowering, separately be provided with the self-loopa spray equipment, shower water pours the cooling heat dissipation coil surface and forms moisture film, under the strong wind of air exhauster, heat is taken away, the advantage of this kind cooling tower is to economize on water than open type evaporative heat loss cooling tower, but due to self with self-circulating pump, so the operation power consumption of this tower is larger.

Summary of the invention

The purpose of this invention is to provide a kind of open and close type energy-saving cooling tower, to solve the problems such as technology that prior art products evaporation loss is large, power consumption is high.

The present invention mainly is comprised of air exhauster, shower, shower nozzle, upper strata cooling heat transferring filler, lower floor's cooling heat transferring filler, water collection device, heat exchanger.Solving the technical scheme that its technical problem adopts is: at the cooling tower top, air exhauster is set, internal structure is followed successively by water collection device, shower, shower nozzle, upper strata cooling heat transferring filler, heat exchanger, lower floor's cooling heat dissipation filler, blinds air inlet, collecting-tank downwards; Heat exchanger is arranged in the middle of upper strata cooling heat transferring filler and lower floor's cooling heat transferring filler, heat exchanger adopts one group or some groups of combinations, spherical or oval spherical node is set on the heat exchanger tube on heat exchanger, consists of wave node heat exchange tube, form heat exchanger by some wave node heat exchange tubes; The cooling tower outside is provided with hot water inlet pipe, lower shunt tube, upper shunt tube, bypass pipe, CWR, tapping pipe; The hot water inlet pipe connects heat exchanger import and bypass pipe, and bypass pipe one end connects upper shunt tube and shower, and bypass pipe flow control valve and bypass pipe flowmeter are set on bypass pipe; Upper shunt tube is connected with heat exchanger exit respectively with lower shunt tube one end, and the upper shunt tube other end is connected with shower, and upper shunt tube flow control valve and upper shunt tube flowmeter are housed on upper shunt tube; The lower shunt tube other end is connected with CWR, and lower shunt tube top arranges the lower shunt tube flow control valve, and the bottom arranges the tapping pipe that leads to collecting-tank, and the tapping pipe valve is set on tapping pipe; Be provided with the airtight control valve of CWR between CWR and collecting-tank.

Adopting good effect of the present invention is to have adopted open and close formula structure, the nodal type heat exchanger tube, can regulate the water yield that enters spray header according to the variation of outside air temperature, shower water all can be turned off when winter temperature is low, utilize the direct cooling ripple of cold air to take over the purpose that heat exchanger reaches cooling, drop to the cooling water evaporation loss minimum like this.Recirculated water participates in evaporation capacity to be reduced, and has saved water, has improved cooling effect, the system overbottom pressure of utilization of cooling tower and has carried out trickle, has saved enclosed tower self-circulating pump, has saved electric energy.Make the heat exchange efficiency of heat exchanger improve 30%, energy-conservation 20%, the volume of cooling tower was diminished more originally, saved floor space.

Description of drawings

The present invention is further described below in conjunction with drawings and Examples:

Accompanying drawing 1 is structural representation of the present invention;

Accompanying drawing 2 is the two group heat exchanger schematic diagrames of the present invention.

1 collecting-tank in figure, 2 blinds air inlets, 3 lower floor's cooling heat dissipation fillers, 4 heat exchangers, 5 wave node heat exchange tubes, 6 upper strata cooling heat dissipation fillers, 7 shower nozzles, 8 showers, 9 air exhausters, 10 water collection devices, 11 upper shunt tubes, 12 upper shunt tube flowmeters, 13 bypass pipes, 14 upper shunt tube flow control valves, 15 heat exchanger exits, 16 bypass pipe flowmeters, 17 lower shunt tube flow control valves, 18 bypass pipe flow control valves, 19 heat exchanger imports, 20 hot water inlet pipes, 21 lower shunt tubes, 22 tapping pipes, 23 tapping pipe valves, 24 CWRs, the 25 airtight control valves of CWR.

The specific embodiment

Embodiment 1

Take one group of heat exchanger as example:

As shown in the figure; At the cooling tower top, air exhauster 9 is set, internal structure is followed successively by water collection device 10, shower 8, shower nozzle 7, upper strata cooling heat transferring filler 6, heat exchanger 4, lower floor's cooling heat dissipation filler 3, blinds air inlet 2, collecting-tank 1 downwards; Heat exchanger 4 is arranged in the middle of upper strata cooling heat transferring filler 6 and lower floor's cooling heat transferring filler 3, and heat exchanger 4 adopts one group, and oval spherical node is set on the heat exchanger tube on heat exchanger 4, consists of wave node heat exchange tube 5, forms heat exchanger 4 by four wave node heat exchange tubes 5; The cooling tower outside is provided with hot water inlet pipe 20, lower shunt tube 21, upper shunt tube 11, bypass pipe 13, CWR 24, tapping pipe 22; Hot water inlet pipe 20 connects heat exchanger import 19 and bypass pipe 13, and bypass pipe 13 1 ends connect upper shunt tube 11 and shower 8, and bypass pipe flow control valve 14 and bypass pipe flowmeter 16 are set on bypass pipe 13; Upper shunt tube 11 is connected with heat exchanger exit 15 respectively with lower shunt tube 21 1 ends, and upper shunt tube 11 other ends are connected with shower 8, and upper shunt tube flow control valve 14 and upper shunt tube flowmeter 12 are housed on upper shunt tube 11; Lower shunt tube 21 other ends are connected with CWR 24, and lower shunt tube 21 tops arrange lower shunt tube flow control valve 17, and the bottom arranges the tapping pipe 22 that leads to collecting-tank 1, and tapping pipe valve 23 is set on tapping pipe 22; 1 of CWR 24 and collecting-tank are provided with the airtight control valve 25 of CWR.

Embodiment 2

Take two groups of heat exchangers as example:

As shown in the figure; At the cooling tower top, air exhauster 9 is set, internal structure is followed successively by water collection device 10, shower 8, shower nozzle 7, upper strata cooling heat transferring filler 6, heat exchanger 4, lower floor's cooling heat dissipation filler 3, blinds air inlet 2, collecting-tank 1 downwards; Heat exchanger 4 is arranged in the middle of upper strata cooling heat transferring filler 6 and lower floor's cooling heat transferring filler 3, and heat exchanger 4 adopts two groups, and oval spherical node is set on the heat exchanger tube on heat exchanger 4, consists of wave node heat exchange tube 5, forms heat exchanger 4 by eight wave node heat exchange tubes 5; The cooling tower outside is provided with hot water inlet pipe 20, lower shunt tube 21, upper shunt tube 11, bypass pipe 13, CWR 24, tapping pipe 22; Hot water inlet pipe 20 connects heat exchanger import 19 and bypass pipe 13, and bypass pipe 13 1 ends connect upper shunt tube 11 and shower 8, and bypass pipe flow control valve 14 and bypass pipe flowmeter 16 are set on bypass pipe 13; Upper shunt tube 11 is connected with heat exchanger exit 15 respectively with lower shunt tube 21 1 ends, and upper shunt tube 11 other ends are connected with shower 8, and upper shunt tube flow control valve 14 and upper shunt tube flowmeter 12 are housed on upper shunt tube 11; Lower shunt tube 21 other ends are connected with CWR 24, and lower shunt tube 21 tops arrange lower shunt tube flow control valve 17, and the bottom arranges the tapping pipe 22 that leads to collecting-tank 1, and tapping pipe valve 23 is set on tapping pipe 22; 1 of CWR 24 and collecting-tank are provided with the airtight control valve 25 of CWR.The arrangement mode of three groups or multi-group heat exchanger is identical with embodiment 2.

utilize the circulation overbottom pressure that heat recirculated water is pressed into heat exchanger during work, heat transferring medium enters and is separated by outlet after the nodal type heat exchanger tube is completed once heat radiation by heat exchanger, by the upper shunt tube flow control valve, the lower shunt tube flow control valve, the valve regulation of bypass pipe Flow-rate adjustment, by the upper shunt tube flowmeter, the metering of bypass pipe flowmeter, a part of water (the approximately 30-50% of total flow) is upwards entered shower by upper hose or bypass pipe, spray by shower nozzle and pour upper cooling heat transferring filler and carry out the secondary cooling, cooled water drenches uniformly on the heat exchanger that the wave node heat exchange tube pipe forms, after wave node heat exchange tube surface formation moisture film is to the circulating water cooling in wave node heat exchange tube, entering lower cooling heat transferring filler cools for the third time and flows into collecting-tank, get back to system by CWR, the air exhauster updraft, damp-heat air in cooling tower is extracted out, fresh air is entered in cooling tower by bottom blinds air inlet, the circulation temperature lowering that goes round and begins again uses,

With upper shunt tube flow control valve and lower shunt tube flow control valve Close All, the bypass pipe flow control valve is all opened when operation, and this tower is the full-open type operation.

With the airtight control valve Close All of Bypass hose control valve, upper hose flow control valve, tapping pipe valve and CWR, downcomer flow control valve standard-sized sheet seals backwater by CWR when operation, and this tower is the closed operation.

Claims (6)

1. an open and close type energy-saving cooling tower, mainly be comprised of air exhauster, shower, shower nozzle, upper strata cooling heat transferring filler, lower floor's cooling heat transferring filler, water collection device, heat exchanger, it is characterized in that cooling tower is comprised of internal structure, external structure and air exhauster.
2. open and close type energy-saving cooling tower according to claim 1 is characterized in that at the cooling tower top, air exhauster being set.
3. open and close type energy-saving cooling tower according to claim 1, is characterized in that internal structure is followed successively by water collection device, shower, shower nozzle, upper strata cooling heat transferring filler, heat exchanger, lower floor's cooling heat dissipation filler, blinds air inlet, collecting-tank downwards.
4. open and close type energy-saving cooling tower according to claim 1, is characterized in that the cooling tower external structure is provided with hot water inlet pipe, lower shunt tube, upper shunt tube, bypass pipe, CWR, tapping pipe.
5. open and close type energy-saving cooling tower according to claim 3, it is characterized in that heat exchanger is arranged in the middle of upper strata cooling heat transferring filler and lower floor's cooling heat transferring filler, heat exchanger adopts one group or some groups of combinations, spherical or oval spherical node is set on the heat exchanger tube on heat exchanger, consist of wave node heat exchange tube, form heat exchanger by some wave node heat exchange tubes.
6. open and close type energy-saving cooling tower according to claim 4, is characterized in that the hot water inlet pipe connects heat exchanger import and bypass pipe, and bypass pipe one end connects upper shunt tube and shower, and bypass pipe flow control valve and bypass pipe flowmeter are set on bypass pipe; Upper shunt tube is connected with heat exchanger exit respectively with lower shunt tube one end, and the upper shunt tube other end is connected with shower, and upper shunt tube flow control valve and upper shunt tube flowmeter are housed on upper shunt tube; The lower shunt tube other end is connected with CWR, and lower shunt tube top arranges the lower shunt tube flow control valve, and the bottom arranges the tapping pipe that leads to collecting-tank, and the tapping pipe valve is set on tapping pipe; Be provided with the airtight control valve of CWR between CWR and collecting-tank.
CN201310083490.1A 2013-03-16 2013-03-16 Open-close type energy-saving cooling tower CN103134344B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310083490.1A CN103134344B (en) 2013-03-16 2013-03-16 Open-close type energy-saving cooling tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310083490.1A CN103134344B (en) 2013-03-16 2013-03-16 Open-close type energy-saving cooling tower

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CN103134344A true CN103134344A (en) 2013-06-05
CN103134344B CN103134344B (en) 2015-01-07

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103307907A (en) * 2013-06-26 2013-09-18 德州贝诺风力机械设备有限公司 Corrugated tube heat exchanger with heat-dissipation film pieces
CN103673661A (en) * 2013-11-26 2014-03-26 广州览讯科技开发有限公司 Closed cooling tower provided with coil pipe with waist-shaped section
CN104213984A (en) * 2014-08-22 2014-12-17 中国华能集团清洁能源技术研究院有限公司 Method and device for reducing IGCC circulating cooling water temperature by using polluted nitrogen
CN104807277A (en) * 2014-09-28 2015-07-29 长沙海川节能技术有限公司 Circular water cooling system
CN105318603A (en) * 2014-06-06 2016-02-10 刘秋克 Commercial-type open and close heat-source tower heat pump complete equipment
CN108253815A (en) * 2018-01-05 2018-07-06 深圳达实智能股份有限公司 A kind of open and close type cooling tower and its operation method
CN109269320A (en) * 2018-09-25 2019-01-25 湖北中圣节水股份有限公司 A kind of method and system using dry and wet air cooler cooling circulating water

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1800764A (en) * 2006-01-18 2006-07-12 金兴才 Closed type cooling tower
CN200946990Y (en) * 2006-08-09 2007-09-12 周自平 Cooling tower with antifreezing function
CN201327309Y (en) * 2008-10-15 2009-10-14 上海汽车资产经营有限公司 Open and close combined type multi-source double-effect energy tower
CN201795696U (en) * 2010-08-12 2011-04-13 史仲文 Novel spray type cooling tower of condenser
CN202734612U (en) * 2012-06-18 2013-02-13 扬州巨人机械有限公司 Evaporative condenser with high heat exchange efficiency
CN203190836U (en) * 2013-03-16 2013-09-11 德州贝诺风力机械设备有限公司 Open/closed energy-saving cooling tower

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1800764A (en) * 2006-01-18 2006-07-12 金兴才 Closed type cooling tower
CN200946990Y (en) * 2006-08-09 2007-09-12 周自平 Cooling tower with antifreezing function
CN201327309Y (en) * 2008-10-15 2009-10-14 上海汽车资产经营有限公司 Open and close combined type multi-source double-effect energy tower
CN201795696U (en) * 2010-08-12 2011-04-13 史仲文 Novel spray type cooling tower of condenser
CN202734612U (en) * 2012-06-18 2013-02-13 扬州巨人机械有限公司 Evaporative condenser with high heat exchange efficiency
CN203190836U (en) * 2013-03-16 2013-09-11 德州贝诺风力机械设备有限公司 Open/closed energy-saving cooling tower

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103307907A (en) * 2013-06-26 2013-09-18 德州贝诺风力机械设备有限公司 Corrugated tube heat exchanger with heat-dissipation film pieces
CN103673661A (en) * 2013-11-26 2014-03-26 广州览讯科技开发有限公司 Closed cooling tower provided with coil pipe with waist-shaped section
CN103673661B (en) * 2013-11-26 2016-04-27 广州览讯科技开发有限公司 Waist type cross section coil pipe closed cooling tower
CN105318603A (en) * 2014-06-06 2016-02-10 刘秋克 Commercial-type open and close heat-source tower heat pump complete equipment
CN105318603B (en) * 2014-06-06 2018-11-16 刘秋克 Commercial style open and close type heat source tower heat pump complexes
CN104213984A (en) * 2014-08-22 2014-12-17 中国华能集团清洁能源技术研究院有限公司 Method and device for reducing IGCC circulating cooling water temperature by using polluted nitrogen
CN104807277A (en) * 2014-09-28 2015-07-29 长沙海川节能技术有限公司 Circular water cooling system
CN108253815A (en) * 2018-01-05 2018-07-06 深圳达实智能股份有限公司 A kind of open and close type cooling tower and its operation method
CN109269320A (en) * 2018-09-25 2019-01-25 湖北中圣节水股份有限公司 A kind of method and system using dry and wet air cooler cooling circulating water

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