CN108332575B - Defogging cooling tower with defogging module - Google Patents
Defogging cooling tower with defogging module Download PDFInfo
- Publication number
- CN108332575B CN108332575B CN201810331853.1A CN201810331853A CN108332575B CN 108332575 B CN108332575 B CN 108332575B CN 201810331853 A CN201810331853 A CN 201810331853A CN 108332575 B CN108332575 B CN 108332575B
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- water distribution
- distribution pipe
- flow guiding
- wet
- guiding device
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- 238000001816 cooling Methods 0.000 title claims abstract description 71
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 123
- 239000007921 spray Substances 0.000 claims abstract description 9
- 239000003595 mist Substances 0.000 claims description 17
- 230000008030 elimination Effects 0.000 claims description 15
- 238000003379 elimination reaction Methods 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 13
- 238000001704 evaporation Methods 0.000 abstract description 8
- 230000008020 evaporation Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003113 dilution method Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005399 mechanical ventilation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005507 spraying 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
- F28C1/16—Arrangements for preventing condensation, precipitation or mist formation, outside the cooler
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides a fog-dissipating cooling tower with a fog-dissipating module, which comprises a tower body and a water distribution system, wherein the fog-dissipating module is arranged in the tower body, the water distribution system comprises a dry water distribution pipe and a wet water distribution pipe, splash devices are arranged on the dry water distribution pipe and the wet water distribution pipe, dry cooling channels and wet cooling channels which are mutually spaced are arranged in the fog-dissipating module, the splash devices and the wet cooling channels on the dry water distribution pipe are arranged in one-to-one correspondence, and the splash devices and the dry cooling channels on the wet water distribution pipe are arranged in one-to-one correspondence. When the valve of the wet water distribution pipe is closed, the dry water distribution pipe sprays hot water to the wet cooling channel, and a defogging mode is started, so that partial evaporation loss and low-fog operation are reduced; and the valves of the wet water distribution pipe and the dry water distribution pipe are simultaneously opened, so that the wet water distribution pipe and the dry water distribution pipe are switched to a non-defogging mode, and no fog and no evaporation loss are realized. The cooling tower can switch the fog dissipating mode and the fog non-dissipating mode, and meet the use requirements of different working conditions so as to exert the maximum heat exchange effect.
Description
Technical Field
The invention relates to the technical field of cooling towers, in particular to a defogging cooling tower with a defogging module.
Background
Rain and fog generated at the outlet of the air duct of the mechanical ventilation cooling tower is normal physical change after cold and hot air contact, and the main reason is that the cold air extracted by the fan is changed into hot and humid saturated air after passing through the inside of the cooling tower and water heat exchange, and when encountering external cold air, water vapor is quickly condensed to generate. The method mainly generates rain mist in winter and plum rain season, and the generation of the rain mist has no influence on the performance of the cooling tower and the like. With the increase of environmental protection requirements, the related requirements on the cooling tower are correspondingly increased. Although the rain and fog at the air outlet of the cooling tower has no influence on the performance of the cooling tower, the rain and fog at the air outlet of the cooling tower has great loss on factory operation and working environment, road traffic safety, equipment corrosion of factory equipment area and circulating water. The existing fog-removing cooling towers generally consider fog-removing and water-saving in winter, and basically have no rain fog phenomenon in summer, and if a fog-removing mode is still used, a large amount of evaporation loss water quantity is generated in the cooling towers.
Disclosure of Invention
Based on this, it is necessary to provide an defogging cooling tower with a defogging module.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a take fog module fog cooling tower, includes tower body and water distribution system, the inside fog module that is provided with of tower body, water distribution system includes dry-type water distribution pipe and wet-type water distribution pipe, dry-type water distribution pipe with all be provided with splash device on the wet-type water distribution pipe, the inside dry cooling passageway and the wet cooling passageway that are provided with mutual interval of fog module, splash device on the dry-type water distribution pipe with the wet cooling passageway one-to-one sets up, splash device on the wet-type water distribution pipe with the dry cooling passageway one-to-one sets up.
Further, the wet water distribution pipe is disposed above the dry water distribution pipe.
Further, valves are arranged on the dry water distribution pipe and the wet water distribution pipe.
Further, a filler is further arranged in the tower body, the filler is arranged below the defogging module, and the filler divides the inner space of the tower body into an air inlet chamber and a gas mixing chamber.
Further, the air inlet chamber is arranged at the lower part of the tower body, and an air inlet which is communicated with the air inlet chamber and the outside is formed in the tower body.
Further, a water collector is further arranged in the tower body, and the dry water distribution pipe and the wet water distribution pipe are arranged between the water collector and the defogging module.
Further, a first flow guiding device, a second flow guiding device and a third flow guiding device are arranged in the gas mixing chamber.
Further, the first guiding device is columnar, the first guiding device is obliquely arranged, one end of the first guiding device abuts against the top of the tower body, and the other end of the first guiding device abuts against the side wall of the tower body.
Further, the third flow guiding device is columnar, the third flow guiding device is obliquely arranged, one end of the third flow guiding device is fixed at the top of the tower body, and an included angle between the third flow guiding device and the first flow guiding device is an obtuse angle.
Further, the section of the second flow guiding device is an isosceles triangle, and the vertex angle of the isosceles triangle is downwards arranged.
The beneficial effects of the invention are as follows: the cooling tower is characterized in that a fog-removing module is arranged above a filler, the fog-removing module comprises a dry cooling channel and a wet cooling channel which are mutually spaced, and a water distribution system comprises a dry water distribution pipe and a wet water distribution pipe; when the valve of the wet water distribution pipe is closed, the dry water distribution pipe sprays hot water to the wet cooling channel, and a defogging mode is started, so that partial evaporation loss and low-fog operation are reduced; and the valves of the wet water distribution pipe and the dry water distribution pipe are simultaneously opened, so that the wet water distribution pipe and the dry water distribution pipe are switched to a non-defogging mode, and no fog and no evaporation loss are realized. The cooling tower can switch the fog dissipating mode and the fog non-dissipating mode, and meet the use requirements of different working conditions so as to exert the maximum heat exchange effect.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 is a schematic structural view of a cooling tower according to the present invention.
The names and the numbers of the parts in the figure are respectively as follows:
10. tower 11, filler 12, mist elimination module 13, water collector 14, air inlet chamber 15, gas mixing chamber 151, first guiding device 152, second guiding device 153, third guiding device 16, wind drum 17, fan 18, motor 19, bracket 20, water distribution system 21, dry water distribution pipe 22, wet water distribution pipe 23, splash device 24, valve 30, water pool.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the invention only by way of illustration, and therefore it shows only the constitution related to the invention.
As shown in fig. 1, the invention provides a defogging cooling tower with a defogging module, and the defogging mode is started in winter, so that rain and fog at an outlet of the cooling tower can be greatly reduced; in summer, the cooling tower basically has no rain and fog, and the fog dispersing mode is not started to exert the maximum heat efficiency.
The invention relates to a defogging cooling tower with a defogging module, which comprises a tower body 10, a water distribution system 20, a water tank 30 arranged below the tower body 10 and a filler 11 arranged inside the tower body 10.
The tower body 10 has a substantially cylindrical structure with both ends open, and the water tank 30 is provided at the lower end of the tower body 10 and communicates with the inner space of the tower body 10. A filler 11, a defogging module 12 and a water collector 13 are arranged above the water pool 30 in the tower body 10, the filler 11 separates the inner space of the tower body 10 into two parts, namely an air inlet chamber 14 and a gas mixing chamber 15, the defogging module 12 is arranged above the filler 11, and the water collector 13 is arranged above the defogging module 12; the upper end of the tower body 10 is provided with an air duct 16, the air duct 16 is communicated with the gas mixing chamber 15, and a fan 17 is arranged in the air duct 16; the upper end of the tower body 10 is also provided with a bracket 19, and a motor 18 for driving the fan 17 is arranged on the bracket 19; the lower end of the tower body 10 is provided with an air inlet (not shown) which is communicated with the air inlet chamber 14 and the outside, and a shutter (not shown) for adjusting the air inlet quantity is arranged at the air inlet.
The defogging module 12 is internally provided with a dry cooling channel and a wet cooling channel which are mutually isolated.
The gas mixing chamber 15 is provided with a first flow guiding device 151, a second flow guiding device 152 and a third flow guiding device 153. The first flow guiding device 151 is in a rod shape, the first flow guiding device 151 is obliquely arranged in the gas mixing chamber 15, one end of the first flow guiding device 151 is propped against the top of the tower body 10, the other end of the first flow guiding device 151 is propped against the side wall of the tower body 10, vortex streets are generated when the air flow passes through the first flow guiding device 151, and therefore dry and wet air of the gas mixing chamber 15 can be fully mixed; the second flow guiding devices 152 are arranged between two adjacent water receivers 13, the second flow guiding devices 152 and the water receivers 13 are arranged in a staggered mode, the cross section of each second flow guiding device 152 is in an isosceles triangle, the vertex angles of the isosceles triangles are downward, and air flows through two side edges of each second flow guiding device 152; the third guiding device 153 is approximately rod-shaped, the third guiding device 153 is obliquely arranged, one end of the third guiding device 153 is fixed at the top of the tower body 10, an included angle between the third guiding device 153 and the first guiding device 151 is an obtuse angle, and similarly, vortex street is generated when air flows through the third guiding device 153.
The water distribution system 20 includes a dry water distribution pipe 21 and a wet water distribution pipe 22, both the dry water distribution pipe 21 and the wet water distribution pipe 22 are connected with the hot water of the upper tower, and valves 24 are installed on both the dry water distribution pipe 21 and the wet water distribution pipe 22. The dry water distribution pipe 21 and the wet water distribution pipe 22 penetrate into the tower body 10 from the outside of the tower body 10, the dry water distribution pipe 21 and the wet water distribution pipe 22 are positioned between the water receiver 13 and the defogging module 12, and the splashing device 23 is arranged on each of the dry water distribution pipe 21 and the wet water distribution pipe 22. The dry water distribution pipe 21 is arranged below the wet water distribution pipe 22, and the splashing devices 23 on the dry water distribution pipe 21 are in one-to-one correspondence with the wet cooling channels, and the splashing devices 23 on the wet water distribution pipe 22 are in one-to-one correspondence with the dry cooling channels.
In winter, the valve 24 of the dry water distribution pipe 21 is opened, the valve 24 of the wet water distribution pipe 22 is closed, hot water sprayed by the spraying device 23 of the dry water distribution pipe 21 enters a wet cooling channel of the defogging module 12, in the wet cooling channel, the hot water and cold air entering the interior of the tower body 10 from the outside are subjected to contact evaporation heat dissipation, and the cold air in the dry cooling channel and the hot water in the wet cooling channel are subjected to partition wall heat exchange; the air coming out of the wet cooling channel is saturated wet hot air, the air coming out of the dry cooling channel is dry hot air, the two air are fully mixed in the air mixing chamber 15 through the triple flow guiding device, the mixed air is unsaturated air, and the unsaturated cold air can not generate rain and fog with the external environment cold air in the dilution process after coming out of the air duct 16 at the top of the tower body 10. This is the defogging mode.
In summer, the cooling tower basically has no rain and fog, and the maximum heat efficiency is to be exerted (full wet cooling operation), at the moment, the valves 24 of the dry water distribution pipe 21 and the wet water distribution pipe 22 are simultaneously opened, hot water in the upper tower respectively enters the dry water distribution pipe 21 and the wet water distribution pipe 22, the dry water distribution pipe 21 and the wet water distribution pipe 22 are sprayed through the splashing device 23, hot water in the dry water distribution pipe enters the wet cooling channel, hot water in the wet water distribution pipe 22 enters the dry cooling channel, the sprayed hot water exchanges heat in the wet cooling channel and the dry cooling channel of the fog dissipation module 12, and at the moment, the hot water and cold air in the wet cooling channel and the dry cooling channel are all contacted, evaporated and radiated, so that the maximum heat efficiency is exerted. This is the no fog mode.
The cooling tower is characterized in that a fog dispersal module 12 is arranged above a filler 11, the fog dispersal module 12 comprises a dry cooling channel and a wet cooling channel which are mutually spaced, and a water distribution system 20 comprises a dry water distribution pipe 21 and a wet water distribution pipe 22; when the valve 24 of the wet water distribution pipe 22 is closed, the dry water distribution pipe 21 sprays hot water to the wet cooling channel, and the defogging mode is started, so that partial evaporation loss and low-fog operation are reduced; when the valves 24 of the wet water distribution pipe 22 and the dry water distribution pipe 21 are simultaneously opened, the mode is switched to a non-defogging mode, so that no fog and no evaporation loss are realized. The cooling tower can switch the fog dissipating mode and the fog non-dissipating mode, and meet the use requirements of different working conditions so as to exert the maximum heat exchange effect.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (8)
1. Take fog module fog cooling tower, its characterized in that: the spray system comprises a tower body and a water distribution system, wherein a spray module and a plurality of water receivers are arranged in the tower body, the water distribution system comprises a dry water distribution pipe and a wet water distribution pipe, spray devices are arranged on the dry water distribution pipe and the wet water distribution pipe, dry cooling channels and wet cooling channels which are mutually spaced are arranged in the spray module, the spray devices on the dry water distribution pipe and the wet cooling channels are arranged in a one-to-one correspondence manner, and the spray devices on the wet water distribution pipe and the dry cooling channels are arranged in a one-to-one correspondence manner; the tower body is internally provided with a filler, the filler divides the inner space of the tower body into an air inlet chamber and a gas mixing chamber, a first flow guiding device, a second flow guiding device and a third flow guiding device are arranged in the gas mixing chamber, the first flow guiding device is obliquely arranged in the gas mixing chamber, one end of the first flow guiding device is propped against the top of the tower body, and the other end of the first flow guiding device is propped against the side wall of the tower body, so that vortex streets are generated when air flows pass through the first flow guiding device; the second flow guiding devices are arranged between two adjacent water receivers, the second flow guiding devices and the water receivers are arranged in a staggered mode, and the cross sections of the second flow guiding devices are isosceles triangles with downward apex angles so that air flows through the two side edges of the second flow guiding devices; the third flow guiding device is obliquely arranged, one end of the third flow guiding device is fixed at the top of the tower body, and an included angle between the third flow guiding device and the first flow guiding device is an obtuse angle so that vortex streets are generated when air flows pass through the third flow guiding device.
2. The mist elimination cooling tower with mist elimination module according to claim 1, wherein: the wet water distribution pipe is arranged above the dry water distribution pipe.
3. The mist elimination cooling tower with mist elimination module according to claim 1, wherein: valves are arranged on the dry water distribution pipe and the wet water distribution pipe.
4. The mist elimination cooling tower with mist elimination module according to claim 1, wherein: the filler is arranged below the defogging module.
5. The mist elimination cooling tower with mist elimination module according to claim 4, wherein: the air inlet chamber is arranged at the lower part of the tower body, and an air inlet which is communicated with the air inlet chamber and the outside is formed in the tower body.
6. The mist elimination cooling tower with mist elimination module according to claim 4, wherein: the inside of the tower body is also provided with a water collector, and the dry water distribution pipe and the wet water distribution pipe are arranged between the water collector and the defogging module.
7. The mist elimination cooling tower with mist elimination module according to claim 1, wherein: the first flow guiding device is columnar.
8. The mist elimination cooling tower with mist elimination module according to claim 7, wherein: the third flow guiding device is columnar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331853.1A CN108332575B (en) | 2018-04-13 | 2018-04-13 | Defogging cooling tower with defogging module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810331853.1A CN108332575B (en) | 2018-04-13 | 2018-04-13 | Defogging cooling tower with defogging module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108332575A CN108332575A (en) | 2018-07-27 |
| CN108332575B true CN108332575B (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810331853.1A Active CN108332575B (en) | 2018-04-13 | 2018-04-13 | Defogging cooling tower with defogging module |
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| Country | Link |
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| CN (1) | CN108332575B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110006269A (en) * | 2019-01-21 | 2019-07-12 | 华北水利水电大学 | A kind of labyrinth damp type depth fog dispersal receipts water cooling tower |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0020191A1 (en) * | 1979-05-09 | 1980-12-10 | Hamon-Sobelco S.A. | Device for the mixing of dry and wet streams of atmospheric air parallel stream refrigerant |
| CN104864743A (en) * | 2015-06-04 | 2015-08-26 | 广州览讯科技开发有限公司 | Water-saving, fog-eliminating and anti-icing counter flow cooling tower |
| CN205332840U (en) * | 2016-02-01 | 2016-06-22 | 华电重工股份有限公司 | Environment -friendly machine power ventilating and cooling tower with defogging function |
| CN206001940U (en) * | 2016-07-30 | 2017-03-08 | 山东蓝想环境科技股份有限公司 | A kind of rhombus fog dispersal water saving fixtures cooling tower |
| CN107166990A (en) * | 2017-05-25 | 2017-09-15 | 江苏海鸥冷却塔股份有限公司 | The vortex street flow mixing device dispersed fog for dry-and wet-type cooling tower |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208075615U (en) * | 2018-04-13 | 2018-11-09 | 江苏海鸥冷却塔股份有限公司 | Band fog dispersal module fog dispersal cooling tower |
-
2018
- 2018-04-13 CN CN201810331853.1A patent/CN108332575B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0020191A1 (en) * | 1979-05-09 | 1980-12-10 | Hamon-Sobelco S.A. | Device for the mixing of dry and wet streams of atmospheric air parallel stream refrigerant |
| CN104864743A (en) * | 2015-06-04 | 2015-08-26 | 广州览讯科技开发有限公司 | Water-saving, fog-eliminating and anti-icing counter flow cooling tower |
| CN205332840U (en) * | 2016-02-01 | 2016-06-22 | 华电重工股份有限公司 | Environment -friendly machine power ventilating and cooling tower with defogging function |
| CN206001940U (en) * | 2016-07-30 | 2017-03-08 | 山东蓝想环境科技股份有限公司 | A kind of rhombus fog dispersal water saving fixtures cooling tower |
| CN107166990A (en) * | 2017-05-25 | 2017-09-15 | 江苏海鸥冷却塔股份有限公司 | The vortex street flow mixing device dispersed fog for dry-and wet-type cooling tower |
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| Publication number | Publication date |
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| CN108332575A (en) | 2018-07-27 |
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