CN106595334A - Water-saving fog-dissipation closed cooling tower with float valve structure - Google Patents
Water-saving fog-dissipation closed cooling tower with float valve structure Download PDFInfo
- Publication number
- CN106595334A CN106595334A CN201611118938.9A CN201611118938A CN106595334A CN 106595334 A CN106595334 A CN 106595334A CN 201611118938 A CN201611118938 A CN 201611118938A CN 106595334 A CN106595334 A CN 106595334A
- Authority
- CN
- China
- Prior art keywords
- cooling tower
- float valve
- water
- closed cooling
- spray system
- Prior art date
- 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.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 239000007921 spray Substances 0.000 claims abstract description 54
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000000945 filler Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003247 decreasing effect Effects 0.000 abstract 2
- 238000001704 evaporation Methods 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 6
- 238000005507 spraying Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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
-
- 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
- F28D5/00—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, using the cooling effect of natural or forced evaporation
- F28D5/02—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, using the cooling effect of natural or forced evaporation in which the evaporating medium flows in a continuous film or trickles freely over the conduits
Landscapes
- 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 a water-saving fog-dissipation closed cooling tower with a float valve structure. The cooling tower is internally provided with a draught fan system, an upper spray system, float valve elements, a lower spray system, a filler part, a cooling coil, an air inlet system and a water storage pool; each float valve element is a tower plate provided with the float valve structure and is placed between the upper spray system and the lower spray system of the closed cooling tower; after being subjected to heat transfer with the coil and a filler and then passes through the float valve structure, hot humid air is subjected to heat and mass transfer with spray water of the upper spray system again, accordingly, the temperature and the moisture content of the air at an outlet of the closed cooling tower are decreased, and the water saving and fog dissipation purposes are achieved. By means of the water-saving fog-dissipation closed cooling tower, heat and mass transfer between the spray water and the air at the outlet can be strengthened, the temperature and the moisture content of the air at an outlet are decreased, and fog plumes at the top of the closed cooling tower are relieved or removed to a certain extent; and the closed cooling tower has the advantages of being capable of saving energy and water, good in heat transfer effect, simple in structure, easy to maintain and the like.
Description
Technical field
The invention belongs to cooling tower equipment technical field, specifically, is related to a kind of fog dispersal of the water saving with float valve structure
Closed cooling tower.
Background technology
Cooling tower using evaporation cooling technique to remove recirculated water in amount of heat, general, cooling tower is divided into open type
Cooling tower and closed cooling tower.Compared to open cooling tower, the industrial media of closed cooling tower is in disk Bottomhole pressure, it is to avoid work
Industry medium is polluted by spraying cooling water and air, so as to keep the cleaning of industrial media.But, closed cooling tower is cold with open type
But tower is the same, and the loss of spraying cooling evaporation of water is huge and very important, while spray evaporation of water continuous increase of its concentration leading
Cause coil surface fouling serious and be unfavorable for heat exchange；A large amount of evaporations of another aspect shower water cause exhaust air humidity big, easily
There is white haze in tower top and serious impact is caused to surrounding area, therefore, the water saving fog dispersal for studying closed cooling tower is necessary.
In general, the temperature and water capacity of closed cooling tower outlet air are all very high, by the temperature for reducing outlet air
Degree, separates out can the water vapor condensation in air.Patent of invention CN103557720 A discloses a kind of water-saving enclosed cooling
Tower and its control method, it is cooled down using the heat exchanger group with labyrinth to outlet air, reduces outlet air
Temperature and humidity.But the closed cooling tower has complex structure, high cost, the shortcomings of not easy-maintaining.Utility model patent CN
205262248 U disclose a kind of closed cooling tower water saving fixtures, by arranging rotary fan and catchment recess in tower top, utilize
Rotary fan centrifugal action converges the water droplet on rotary fan, reduces the outlet air water capacity of closed cooling tower.But it is single
Reducing exhaust air humidity, water saving efficiency is relatively low, while substantial amounts of electric energy need to be expended for the centrifugal action of pure dependence flabellum.
The content of the invention
The spray water evaporation loss and caused series of problems of closed cooling tower equipment in solve prior art, this
It is bright there is provided it is a kind of with float valve structure water saving fog dispersal closed cooling tower.
The present invention is adopted the following technical scheme that to solve above-mentioned technical problem：
A kind of fog dispersal of the water saving with float valve structure closed cooling tower, arranges float valve element in the tower body of closed cooling tower.
In above-mentioned water saving fog dispersal closed cooling tower, described float valve element is the column plate with float valve structure.
In above-mentioned water saving fog dispersal closed cooling tower, spray system and lower spray system, the float valve unit are provided with
Part is located between upper spray system and lower spray system.
In above-mentioned water saving fog dispersal closed cooling tower, shower water flow is lower spray system flow at upper spray system
1% ~ 40%, and upper spray system is mainly used in the damp-heat air temperature after reduction heat exchange.
In above-mentioned water saving fog dispersal closed cooling tower, the material of described float valve element is iron, copper, aluminium, PP, in PVC
One or more be combined.
In above-mentioned water saving fog dispersal closed cooling tower, described float valve element is single or multiple lift setting.
In above-mentioned water saving fog dispersal closed cooling tower, described float valve element lower section is provided with condensate return element.
Compared with prior art, the present invention has the advantages that：
1. the present invention is placed in closed cooling tower using the column plate with float valve element, strengthens the biography of shower water and air in tower
Matter and heat transfer, reduce outlet air temperature and humidity, reduce the evaporation loss and windage loss of shower water, have saved water money
Source, reduces water for industrial use cost.
2. shower water is divided into two parts by the closed cooling tower of the present invention, is existed using the shower water and outlet air of fraction
Float valve element carries out caloic exchange, reduces outlet air temperature and humidity, condensate return enter in cooling tower with coil pipe and
Air contact exchanges heat, and heat exchange efficiency is high, and method is simple and easy to operate.
3. the closed cooling tower heat exchange efficiency of the present invention is high, and simple structure, installation and maintenance are easy, and coil pipe is less scaling.
Description of the drawings
Fig. 1 is the structural representation of the present invention.
1：Blower fan system；2：Upper spray system；3：Float valve element；4：Lower spray system；5：Filler part；6：Heat exchange disk
Pipe；:7：Air inlet；8：Tank；9：Spray pump；10,11：Valve
Fig. 2 is float valve component structure schematic diagram.Wherein：Air flow at float valve element when () air quantity is less a；B () air quantity is most
Air flow at float valve element when big；The top view of (c) float valve element.
Specific embodiment
The present invention is illustrated with reference to the drawings and specific embodiments：
As shown in figure 1, a kind of fog dispersal of the water saving with float valve structure closed cooling tower, in tower body wind is respectively arranged with from top to bottom
Machine system 1, upper spray system 2, float valve element 3, lower spray system 4, filler part 5, cooling coil 6, air inlet 7, cistern
8.Described float valve element, positioned at the lower section of upper spray system 2, in the top of lower spray system 4, float valve element is with float valve structure
Column plate；Shower water flow is the 5% ~ 40% of lower spray system flow at upper spray system；The material of float valve element be iron, copper,
Aluminium, PP, one or more in PVC are combined；Float valve element can be arranged with single or multiple lift.Float valve element lower section is provided with condensation
Water back-flow component.
Function mode is：Water spray is controlled by the valve 10,11 at the spray system up and down 2 and 4 for adjusting tower top
Ratio, reduce outlet air temperature and water capacity.In the winter time during operating mode, due to the entering air temperature of closed cooling tower
Low, the cooling effectiveness of tower is high, can reach the purpose of water saving fog dispersal by reducing water consumption at upper spray system 2.In the summer
Season operating mode, environment temperature is high, and the thermic load of closed cooling tower equipment is very big, can arrange valve plate element in tower top multilayer,
Increase the spray water consumption at upper spray system 2 simultaneously, reach the purpose of water saving fog dispersal.
Embodiment 1：A kind of fog dispersal of the water saving with float valve structure closed cooling tower, is respectively arranged with from top to bottom in tower body
Blower fan system 1, spray system 2, float valve element 3, spray system 4, filler part 5, cooling coil 6, air inlet 7, cistern 8；
Float valve element material as shown in Figure 2 is copper in tower.Float valve element 3 is located at the lower section of spray system 2 on tower top, while in lower spray
System 4 and the top of filler part；Operation：Shower water enters spray system up and down by feeding spraying pump 9 by bottom of towe tank 8
System 2 and 4, and in upper and lower spray system middle setting float valve element 3.After the water distribution uniformity of shower water Jing fillers 5, coil pipe is sprayed onto
6 surfaces；Tower top blower fan 1 rotate produce negative pressure, bottom of towe air via air inlet 7 enter tower in, and with the shower water on the surface of coil pipe 6
Moisture film carries out the damp-heat air after mass-and heat-transfer, with coil heat exchange when float valve structure, enters with the shower water of upper spray system
Row caloic is exchanged, and so as to reduce the temperature of enclosed cold air tower outlet air, reduces by 1 ~ 5 DEG C of temperature, the reduction of air humidity content, by
Saturated moist air originally is changed into being supersaturated humid air, and so as to the condensate moisture in air is got off, the hydrogenesis in air are
Water droplet, falls in tower and serves as spray water circulation use, water-saving rate 5-21%.Simultaneously float valve element 3 also plays the work of water collection device
With, will can be dammed back in tower by the water droplet of windage loss, it is finally reached the effect of water saving fog dispersal.
Embodiment 2：A kind of fog dispersal of the water saving with float valve structure closed cooling tower, is respectively arranged with from top to bottom in tower body
Blower fan system 1, spray system 2, float valve element 3, spray system 4, filler part 5, cooling coil 6, air inlet 7, cistern 8；
Float valve element material as shown in Figure 2 is PVC/PP systems in tower, and float valve element 3 is located at the lower section of spray system 2 on tower top, while under
Spray system 4 and the top of filler part；Operation：Shower water is entered by bottom of towe tank 8 by feeding spraying pump 9 and sprayed up and down
Pouring system 2 and 4, and in upper and lower spray system middle setting float valve element 3.After the water distribution uniformity of shower water Jing fillers 5, it is sprayed onto
The surface of coil pipe 6；Tower top blower fan 1 rotate produce negative pressure, bottom of towe air via air inlet 7 enter tower in, and with the spray on the surface of coil pipe 6
Water drenching moisture film carries out spray of the damp-heat air after mass-and heat-transfer, with coil heat exchange when float valve structure, with upper spray system
Water carries out caloic exchange, so as to reduce the temperature of enclosed cold air tower outlet air, reduces by 1 ~ 5 DEG C of temperature, the drop of air humidity content
It is low, it is changed into being supersaturated humid air from original saturated moist air, so as to the condensate moisture in air is got off, the moisture in air coagulates
Become water droplet, fall in tower and serve as spray water circulation use, water-saving rate 6-27%.Simultaneously float valve element 3 also plays water collection device
Effect, will can be dammed back in tower by the water droplet of windage loss, be finally reached the effect of water saving fog dispersal.
Claims (6)
1. it is a kind of with float valve structure water saving fog dispersal closed cooling tower, it is characterised in that set in the tower body of closed cooling tower
Put float valve element.
2. water saving fog dispersal closed cooling tower as claimed in claim 1, it is characterised in that described float valve element is with float valve
The column plate of structure.
3. water saving fog dispersal closed cooling tower as claimed in claim 1, it is characterised in that be provided with spray system and lower spray
System, the float valve element is located between upper spray system and lower spray system.
4. water saving fog dispersal closed cooling tower as claimed in claim 3, it is characterised in that shower water flow is at upper spray system
The 1% ~ 40% of lower spray system flow, and upper spray system is mainly used in the damp-heat air temperature after reduction heat exchange.
5. water saving fog dispersal closed cooling tower as claimed in claim 1, it is characterised in that the material of described float valve element is
Iron, copper, aluminium, PP, one or more in PVC are combined.
6. water saving fog dispersal closed cooling tower as claimed in claim 1, it is characterised in that described float valve element is individual layer or many
Layer is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611118938.9A CN106595334A (en) | 2016-12-08 | 2016-12-08 | Water-saving fog-dissipation closed cooling tower with float valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611118938.9A CN106595334A (en) | 2016-12-08 | 2016-12-08 | Water-saving fog-dissipation closed cooling tower with float valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106595334A true CN106595334A (en) | 2017-04-26 |
Family
ID=58596340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611118938.9A Pending CN106595334A (en) | 2016-12-08 | 2016-12-08 | Water-saving fog-dissipation closed cooling tower with float valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106595334A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553518A (en) * | 2019-08-27 | 2019-12-10 | 中山大学 | Bionic water condensing device for cooling tower |
| CN118403454A (en) * | 2024-07-04 | 2024-07-30 | 辽宁耐力机械有限公司 | Ventilation and dust removal system for storage facilities |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU342641A1 (en) * | В. А. Щелкунов, С. А. Круглов , А. И. Скобло | PLATE OF HEAT AND MASS EXCHANGE EQUIPMENT | ||
| CN1537666A (en) * | 2003-04-14 | 2004-10-20 | 石油大学(北京) | Reactor for separating gas mixture by hydrate method |
| CN101239916A (en) * | 2008-03-24 | 2008-08-13 | 清华大学 | Aniline post processing system and method |
| CN203095661U (en) * | 2013-01-15 | 2013-07-31 | 中国寰球工程公司 | Stripping and sprinkling cooling tower |
| CN204017637U (en) * | 2014-08-26 | 2014-12-17 | 哈尔滨宏万智科技开发有限公司 | A kind of synthetic ammonia alcohol wash tower |
| CN104548818A (en) * | 2013-10-28 | 2015-04-29 | 中国石油化工股份有限公司 | Device and method for increasing washing efficiency of catalyst in reactant gas |
| CN105983319A (en) * | 2015-01-31 | 2016-10-05 | 中国石油化工股份有限公司 | Multilayer spraying device |
-
2016
- 2016-12-08 CN CN201611118938.9A patent/CN106595334A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU342641A1 (en) * | В. А. Щелкунов, С. А. Круглов , А. И. Скобло | PLATE OF HEAT AND MASS EXCHANGE EQUIPMENT | ||
| CN1537666A (en) * | 2003-04-14 | 2004-10-20 | 石油大学(北京) | Reactor for separating gas mixture by hydrate method |
| CN101239916A (en) * | 2008-03-24 | 2008-08-13 | 清华大学 | Aniline post processing system and method |
| CN203095661U (en) * | 2013-01-15 | 2013-07-31 | 中国寰球工程公司 | Stripping and sprinkling cooling tower |
| CN104548818A (en) * | 2013-10-28 | 2015-04-29 | 中国石油化工股份有限公司 | Device and method for increasing washing efficiency of catalyst in reactant gas |
| CN204017637U (en) * | 2014-08-26 | 2014-12-17 | 哈尔滨宏万智科技开发有限公司 | A kind of synthetic ammonia alcohol wash tower |
| CN105983319A (en) * | 2015-01-31 | 2016-10-05 | 中国石油化工股份有限公司 | Multilayer spraying device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553518A (en) * | 2019-08-27 | 2019-12-10 | 中山大学 | Bionic water condensing device for cooling tower |
| CN118403454A (en) * | 2024-07-04 | 2024-07-30 | 辽宁耐力机械有限公司 | Ventilation and dust removal system for storage facilities |
| CN118403454B (en) * | 2024-07-04 | 2024-09-24 | 辽宁耐力机械有限公司 | Ventilation and dust removal system for storage facilities |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170426 |