CN105758213A - Industrial circulating water cooling system - Google Patents
Industrial circulating water cooling system Download PDFInfo
- Publication number
- CN105758213A CN105758213A CN201610271257.XA CN201610271257A CN105758213A CN 105758213 A CN105758213 A CN 105758213A CN 201610271257 A CN201610271257 A CN 201610271257A CN 105758213 A CN105758213 A CN 105758213A
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- China
- Prior art keywords
- heat exchange
- water
- capillary tube
- outlet
- cooling
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/14—Direct-contact trickle coolers, e.g. cooling towers comprising also a non-direct contact heat exchange
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses an industrial circulating water cooling system.One end of a hot water pipe is connected with an inlet of a pre-cooling device, an outlet of the pre-cooling device is connected with an inlet of a capillary pipe heat exchange module through a pipeline, an outlet of the capillary pipe heat exchange module is connected with an inlet of heat exchange equipment through a pipeline, and an outlet of the heat exchange equipment is connected with the other end of the hot water pipe to form closed water circulation.The heat exchange equipment is composed of a cooling chamber, the pre-cooling device is composed of a plurality of heat dissipation pipes, the capillary pipe heat exchange module is installed in the cooling chamber, and after heat exchange, water is conveyed from an outlet of the cooling chamber through a pipeline.The industrial circulating water cooling system has the remarkable advantages that low-grade energy can be effectively utilized through pipe network radiation immersion type heat exchange or pipe network radiation air cooling heat exchange, energy and water can be saved by 95% or above, and haze can be eradicated.
Description
Technical field:
The present invention relates to a kind of industrial circulating water cooling system, be particularly well-suited to chemical industry, metallurgical, the cooling of the industrial circulating waters such as building materials.
Background technology:
Industry cooling circulating water is to adopt mechanical vapor cooling to realize cooling to process, as it is shown in figure 1, recirculated water is sent into cooling tower 2-2 by circulating water cooling system, the recirculated water in tower is made to carry out heat exchange with outside air by cooling tower filler 1-1, by force ventilation, heat is taken away.Water temperature being reduced, its shortcoming is, evaporation capacity is big, and power consumption is many, with medicament is many, and by the impact of extraneous factor, when particularly summer temp is higher, be cooling tower or air cooling heat radiator cooling-down effect all inconspicuous, cause that heat exchange efficiency reduces, thus affecting production efficiency.Owing to backwater and water inlet pipe design unreasonable, lift more than needed is excessive, and pipe diameter is excessive, the reason such as distance, thickness of pipe wall.Causing weak heat-dissipating in advance, water pump power consumption height, by the impact opened wide, dust storm can not get protection, and in water, turbidity is accelerated to increase, and backwash frequency is accelerated, and wastewater discharge is big, causes continuous moisturizing；Owing to bacterium algae propagation is fast around cooling tower, affecting heat exchange, legionella air-borne transmission causes all being contaminated in cooling tower 200 meters；Owing to fan delivery is excessive, while taking away heat, though drift ice rate improves, but waste substantial amounts of water resource, and produce a large amount of haze, have a strong impact on quality of air environment.
At present, standard type enters tower water temperature 37 DEG C, outlet water temperature 32 DEG C；Middle warm type；Enter tower water temperature 43 DEG C, outlet water temperature 33 DEG C；Deethanizer design temperature listed above is all more than 32 degree, influenced by ambient temperature, and summer high temperature weather can not meet manufacturing enterprise's requirement to industrial circulating water leaving water temperature.
Summary of the invention:
The task of the present invention is a kind of closed cycle of proposition, heat exchange is uniform, cost is low, heat exchange area is big, can meet the manufacturing enterprise's a kind of industrial circulating water cooling system to the requirement of industry water leaving water temperature at summer high temperature weather.
The task of the present invention so completes, it is characterized in that: one end of hot-water line is connected with the import of heat sink in advance, the outlet of heat sink in advance is connected by the import of pipeline with capillary tube heat exchange module, the outlet of described capillary tube heat exchange module is connected with the import of heat transmission equipment by pipeline, the outlet of heat transmission equipment is connected with the other end of hot-water line and constitutes the circulation of closed circuit water, described heat transmission equipment is to be made up of cooling room, described heat sink in advance is to be made up of multiple radiating tubes, Pipeline transport is passed through by the outlet of described cold water chamber after capillary tube heat exchange module heat exchange being installed in cooling room.The water side of described heat exchanger tube is connected by the import of pipeline with cooling room, is provided with air inlet and no-power air blower in described cooling room.Described capillary tube heat exchange module is made up of water inlet, diversion box, capillary tube, another diversion box, outlet, one end of described capillary tube is diversion box, the water inlet of described diversion box is connected with the outlet of heat sink in advance, the other end of capillary tube is connected with another diversion box, outlet on another diversion box is connected with the import of water circulating pump, described capillary tube is to be immersed in water cooling pond by many pipe network radiation, adopts capillary tube pipe network immersion directly and water heat exchange.Described capillary tube adopts special thin-wall material pipe.Equipped with multiple spray cooling devices on native system, spray cooling device is to be connected and composed by pipeline by multiple sprayer units.
The present invention has the effect that the prominent advantage of pipe network radiation immersion heat exchange or pipe network radiation air cooling heat transferring is able to effectively utilize low-grade energy, and energy-saving and water-saving is up to more than 95%, and stops haze generation.
Adopting pipe network radiant type heat exchange to substitute tradition cooling cycle heat exchange mode, pipe network radiant type heat exchange bundle of capillary tubes is to be directly installed on by heat exchanger in the container of flowing low-temperature receiver, it is achieved the exchange of heat.Closed circulation system tube webmaster wall and water heat exchange, remove all water treatment facilities, greatly reduce transmission & distribution energy consumption, it is to avoid the maintenance cost of system.Instead of cooling tower heat radiation, significantly energy-conservation and improve radiating efficiency.
Pipe network radiation heat transfer adopts special thin-wall plastic pipe, compensate for the shortcoming that plastics thermal conductivity is low, overcomes the laminar flow phenomenon of liquid in pipe, has namely played plastics strong corrosion resistant feature, improve again the heat exchange area under heat exchange efficiency and comparable size.Corrosion fatigue life is long, good effect of heat exchange in water body.
Accompanying drawing illustrates:
Fig. 1 is prior art construction schematic diagram；Fig. 2 is the structural representation of the present invention；Fig. 3 is the structural representation of heat transmission equipment；Fig. 4 is air cooling cooling structure schematic diagram；Fig. 5 is the structural representation of capillary tube heat exchange.
Drawing illustrates: Fig. 1 drawing illustrates: 1-1, heat exchanger, 2-2, cooling tower.
Fig. 2 drawing illustrates: 1, hot-water line, 2, in advance heat sink, 3, capillary tube heat exchange module, 4, cooling room, 5, heat transmission equipment, 6, water inlet, 7, diversion box, 8, capillary bed, 9, another diversion box, 10, outlet, 11, spray cooling system, 12, air inlet, 13, no-power air blower.
Detailed description of the invention:
Embodiment is described in detail in conjunction with the figures above, as shown in Figure 2, one end of hot-water line 1 is connected with the import of heat sink 2 in advance, the outlet of heat sink in advance is connected by the import of pipeline with capillary tube heat exchange module 3, the outlet of described capillary tube heat exchange module is connected by the import of pipeline with heat transmission equipment 5, and the outlet of heat transmission equipment is connected with the other end of hot-water line and constitutes the circulation of closed circuit water.
As shown in Figure 3 and Figure 4, described heat transmission equipment is to be made up of cooling room 4, described heat sink in advance is to be made up of multiple heat exchanger tubes, the water side of described heat exchanger tube is connected with the import of capillary tube heat exchange module by pipeline, it is provided with in cooling room after capillary tube heat exchange module 3 heat exchange by Pipeline transport to water circulating pump, deliver to heat transmission equipment, in described cooling room, be provided with air inlet 12 and no-power air blower 13.
Capillary tube heat exchange modular structure schematic diagram as shown in Figure 5；Described capillary tube heat exchange module is by water inlet 6, diversion box 7, capillary tube 8, another diversion box 9, outlet 10 is constituted, one end of described capillary tube 8 is diversion box 7, the water inlet 6 of described diversion box is connected with the import of recirculated water, the other end of capillary tube is connected with another diversion box 9, outlet 10 on another diversion box is connected with the outlet of recirculated water, described capillary tube 8 be immersed in water cooling ponds by the radiation of many pipe networks or with air septate heat transfer, adopt capillary tube pipe network directly and water or air heat-exchange, realize heat fully to exchange, energy-saving and water-saving is up to more than 95%, instead of cooling tower, avoid the maintenance cost of system.
Described capillary tube 8 adopts special thin-wall material pipe, compensate for the shortcoming at the bottom of plastics thermal conductivity, overcome the laminar flow phenomenon of liquid in pipe, namely plastics strong corrosion resistant feature has been played, improve again the heat exchange area of heat exchange efficiency and comparable size, the advantages such as adopting heat exchange in water to have heat exchange uniform, hydraulic loss is little, and heat exchange area is big and effective.
During work, hot water enters the capillary tube heat exchange module in cooling room by pipeline after entering the cooling of heat sink in advance in heat transmission equipment, entered pipeline by the outlet of another diversion box again after fully being lowered the temperature by the Multi-path capillary net connected on diversion box by the water inlet 6 on capillary tube heat exchange module to circulate successively, equipped with multiple spray cooling devices 11 on native system air heat-exchange system, spray cooling device is to be connected and composed by pipeline by multiple atomising devices, during summer environment high temperature, mist cooling can be taked, Wet-curtain temperature reducing etc., first reduce ambient temperature, carrying out heat exchange.
This cooling system is when immersing heat exchange, and the laminar flow that cooling room produces due to fluid density difference in gravitational field, also known as density current or gravity stream.Current each several part temperature is different, all can produce fluid density difference and form density current.
Density current that is different due to water flow temperature and that cause is called Thermal Density Current.The condensed device of cooling water of such as thermal power plant is heated after entering river, on colder river upper strata along Cheng Liudong, forms upper strata density current.
Utilizing Thermal Density Current characteristic, at the bottom of pipe network radiation recuperator sinking pond, upper strata hot water refluxes after flowing out natural cooling.Natural cooling is varied, for instance can make water system view etc..
Waste cold utilizes: heat exchange low-temperature receiver could also be from middle Water Sproading pond, sewage drainage pond, industry room temperature wastewater disposal basin, ocean rivers and lakes etc..
This cooling system can also natural air cooling, it does not have the area of above-mentioned low-temperature receiver, can adopt unpowered indirect air cooling, and indirect air cooling is to utilize this natural cooling medium of ambient temperature, horizontal plunders extracapillary, makes high-temperature technology fluid in pipe be cooled down or condense.Carrying out shell side heat exchange exchange, because of pipe diameter small pipeline distance, in equal quality situation, heat exchange area is greatly increased, so good cooling effect.
Other: summer environment high temperature, mist cooling, Wet-curtain temperature reducing etc. can be taked, first reduce ambient temperature, then carry out heat exchange.
Claims (5)
1. industrial circulating water cooling system, it is characterized in that: one end of hot-water line is connected with the import of heat sink in advance, the outlet of heat sink in advance is connected by the import of pipeline with capillary tube heat exchange module, the outlet of described capillary tube heat exchange module is connected with the import of heat transmission equipment by pipeline, the outlet of heat transmission equipment is connected with the other end of hot-water line and constitutes the circulation of closed circuit water, described heat transmission equipment is to be made up of cooling room, described heat sink in advance is to be made up of multiple radiating tubes, Pipeline transport is passed through by the outlet of described cold water chamber after capillary tube heat exchange module heat exchange being installed in cooling room.
2. industrial circulating water cooling system according to claim 1, it is characterised in that: the water side of described heat exchanger tube is connected by the import of pipeline with cooling room, is provided with air inlet and no-power air blower in described cooling room.
3. industrial circulating water cooling system according to claim 1, it is characterized in that: described capillary tube heat exchange module is made up of water inlet, diversion box, capillary tube, another diversion box, outlet, one end of described capillary tube is diversion box, the water inlet of described diversion box is connected with the outlet of heat sink in advance, the other end of capillary tube is connected with another diversion box, outlet on another diversion box is connected with the import of water circulating pump, described capillary tube is to be immersed in water cooling pond by many pipe network radiation, adopts capillary tube pipe network immersion directly and water heat exchange.
4. industrial circulating water cooling system according to claim 1, it is characterised in that: described capillary tube adopts special thin-wall material pipe.
5. the industrial circulating water cooling system according to claim 1 or 4, it is characterised in that: equipped with multiple spray cooling devices on native system, spray cooling device is to be connected and composed by pipeline by multiple sprayer units.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610271257.XA CN105758213A (en) | 2016-04-28 | 2016-04-28 | Industrial circulating water cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610271257.XA CN105758213A (en) | 2016-04-28 | 2016-04-28 | Industrial circulating water cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105758213A true CN105758213A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610271257.XA Pending CN105758213A (en) | 2016-04-28 | 2016-04-28 | Industrial circulating water cooling system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806052A (en) * | 2019-11-20 | 2020-02-18 | 陈力群 | Cooling circulating water system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619945A (en) * | 2008-06-30 | 2010-01-06 | 上海良机冷却设备有限公司 | Modular cross-flow closed cooling water tower |
| CN201837006U (en) * | 2010-09-28 | 2011-05-18 | 电子科技大学中山学院 | Energy-saving environment-friendly air conditioner |
| US20120047936A1 (en) * | 2011-04-18 | 2012-03-01 | General Electric Company | Appliance refrigeration system with final condenser |
| CN202511650U (en) * | 2012-03-20 | 2012-10-31 | 双良节能系统股份有限公司 | Dry-wet-type combined industrial circulating water cooling system |
| CN103245216A (en) * | 2012-02-02 | 2013-08-14 | 海门市大生水处理设备（厂）有限公司 | Closed cooling tower |
-
2016
- 2016-04-28 CN CN201610271257.XA patent/CN105758213A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101619945A (en) * | 2008-06-30 | 2010-01-06 | 上海良机冷却设备有限公司 | Modular cross-flow closed cooling water tower |
| CN201837006U (en) * | 2010-09-28 | 2011-05-18 | 电子科技大学中山学院 | Energy-saving environment-friendly air conditioner |
| US20120047936A1 (en) * | 2011-04-18 | 2012-03-01 | General Electric Company | Appliance refrigeration system with final condenser |
| CN103245216A (en) * | 2012-02-02 | 2013-08-14 | 海门市大生水处理设备（厂）有限公司 | Closed cooling tower |
| CN202511650U (en) * | 2012-03-20 | 2012-10-31 | 双良节能系统股份有限公司 | Dry-wet-type combined industrial circulating water cooling system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806052A (en) * | 2019-11-20 | 2020-02-18 | 陈力群 | Cooling circulating water system |
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Application publication date: 20160713 |
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