CN110068231B - L-shaped cooling tower heating and fog dissipation device - Google Patents
L-shaped cooling tower heating and fog dissipation device Download PDFInfo
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- CN110068231B CN110068231B CN201910270783.8A CN201910270783A CN110068231B CN 110068231 B CN110068231 B CN 110068231B CN 201910270783 A CN201910270783 A CN 201910270783A CN 110068231 B CN110068231 B CN 110068231B
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- 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
Abstract
The invention discloses an L-shaped cooling tower heating and fog dispersal device, which comprises a tower body, wherein a filler part, a spraying mechanism, a water collector and a heating and fog dispersal mechanism are sequentially arranged in the tower body from bottom to top; a mixing air chamber is formed in the tower body above the water collector, and the heating fog dispersal mechanism is positioned in the mixing air chamber; the top of the tower body is also provided with an air duct communicated with the mixing air chamber, and an air guide device is arranged at the air duct; a lower air inlet mechanism is arranged on the tower body below the filler part; an upper air inlet mechanism is arranged on the tower body at the mixed air chamber, and comprises upper horizontal air inlets which are oppositely arranged on two opposite side surfaces of the tower body; the heating fog dissipation mechanism comprises two L-shaped heating fog dissipaters which are oppositely arranged, each L-shaped heating fog dissipater is formed by connecting a horizontal heating part and a vertical heating part, the horizontal heating parts are correspondingly arranged with the air duct, and the vertical heating parts are correspondingly arranged with the upper horizontal air inlet. The invention has the characteristics of simple structure, convenient operation, thorough fog dissipation and the like, and has obvious energy-saving and environment-friendly effects.
Description
Technical Field
The invention belongs to the technical field of cooling towers, and particularly relates to an L-shaped cooling tower heating and fog dissipation device.
Background
In factories such as thermal power factory, can adopt circulating water system often, the cooling tower is one of them common device, and the effect of cooling tower is that the circulating water that will carry the waste heat contacts with the air in the tower, and water carries out cold and hot exchange with the air, and water gives the air to self heat transmission to cool down the circulating water. The cooling tower has simple principle and is widely adopted in various industries. The existing cooling tower is in the actual operation process, and near the outlet of the air duct, because saturated humid hot air in the tower is in contact with external air, the saturated humid hot air can be condensed to form small water drops, and fog is formed at the outlet, so that the urban landscape is seriously damaged, the visibility is sharply reduced, and the traffic influence is easily caused. Therefore, it is necessary to provide a heating mist eliminator to solve the above technical problems.
The invention patent of publication No. CN108332575A provides a fog dissipation cooling tower with a fog dissipation module, which comprises a tower body and a water distribution system, wherein the fog dissipation module is arranged in the tower body, the water distribution system comprises a dry water distribution pipe and a wet water distribution pipe, the dry water distribution pipe and the wet water distribution pipe are both provided with splashing devices, the fog dissipation module is internally provided with a dry-cold channel and a wet-cold channel which are mutually separated, the splashing devices on the dry water distribution pipe and the wet-cold channel are arranged in a one-to-one correspondence manner, and the splashing devices on the wet water distribution pipe and the dry-cold channel are arranged in a one-to-. When the valve of the wet-type water distribution pipe is closed, the dry-type water distribution pipe sprays hot water to the wet-type cold channel, and the fog dissipation mode is started, so that partial evaporation loss is reduced and fog-less operation is realized; the valves of the wet water distribution pipe and the dry water distribution pipe are opened simultaneously, and then the mode is switched to a non-fog-dissipation mode, so that fog and evaporation loss are avoided. The cooling tower can switch between fog dispersal and non-fog dispersal modes, meets the use requirements of different working conditions, and exerts the maximum heat exchange effect.
The utility model with the publication number of CN206656618U discloses an industrial cooling tower fog dissipation device, which comprises an air duct arranged above an air outlet of the industrial cooling tower, wherein a movable air door is arranged in the central area above the air duct, and an air outlet cavity is arranged above the movable air door; two sides above the air duct are provided with heat exchange and fog dissipation modules; the heat exchange fog dispersal module is internally provided with a transverse airflow channel and a longitudinal airflow channel which are uniformly and alternately arranged; axial flow fans are uniformly arranged on one side, close to the air outlet cavity, of the heat exchange fog dissipation module, and air inlets are uniformly arranged on the outer side of the heat exchange fog dissipation module; an airflow cavity is arranged on the heat exchange and fog dissipation module; an axial flow fan is arranged on one side of the airflow cavity close to the air outlet cavity or a big fan is arranged in an air outlet of the industrial cooling tower; the method can realize the reconstruction of the existing industrial cooling tower, so that no obvious smoke is discharged into the atmosphere when the industrial cooling tower runs in winter, the temperature of the discharged gas is reduced, and the influence of the industrial cooling tower on the surrounding environment is reduced.
But the technical scheme still has the defects of incomplete fog dissipation, poor energy-saving and environment-friendly effects.
Disclosure of Invention
The invention aims to provide a heating and fog-dispersing device for an L-shaped cooling tower.
In order to solve the technical problems, the invention adopts the following technical scheme:
a heating fog dispersal device for an L-shaped cooling tower comprises a tower body, wherein a filler part, a spraying mechanism, a water collector and a heating fog dispersal mechanism are sequentially arranged in the tower body from bottom to top;
the spraying mechanism points to the filler part and sprays high-temperature circulating cooling water to the filler part;
a mixing air chamber is formed in the tower body above the water collector, and the heating fog dispersal mechanism is positioned in the mixing air chamber; the top of the tower body is also provided with an air duct communicated with the mixing air chamber, and an air guide device is arranged at the air duct;
a lower air inlet mechanism is arranged on the tower body below the filler part;
an upper air inlet mechanism is arranged on the tower body at the mixed air chamber, and comprises upper horizontal air inlets which are oppositely arranged on two opposite side surfaces of the tower body;
the heating fog dissipation mechanism comprises two L-shaped heating fog dissipaters which are oppositely arranged, each L-shaped heating fog dissipater is formed by connecting a horizontal heating part and a vertical heating part, the horizontal heating parts are correspondingly arranged with the air duct, and the vertical heating parts are correspondingly arranged with the upper horizontal air inlet.
The lower air inlet mechanism comprises a lower horizontal air inlet arranged on the side surface of the tower body.
The lower horizontal air inlets are oppositely arranged on two opposite side surfaces of the tower body.
And the upper horizontal air inlet and the lower horizontal air inlet are respectively provided with an air flow adjusting mechanism.
The airflow adjusting mechanism is an adjustable shutter structure.
The L-shaped heating fog eliminator comprises an L-shaped bent heat exchange tube, and a heating source is communicated with the heat exchange tube; radiating fins are respectively arranged at the horizontal pipe section and the vertical pipe section on the heat exchange pipe, wherein the radiating fins at the horizontal pipe section are vertically arranged, and a vertical channel is formed between the adjacent radiating fins; the radiating fins at the vertical pipe section are horizontally arranged, and a horizontal channel is formed between the adjacent radiating fins.
The radiating fins are of a corrugated structure.
The invention has the beneficial effects that:
by adopting the technical scheme, the spraying device sprays high-temperature circulating cooling water onto the filler part and performs heat and mass exchange with air entering from the lower horizontal air inlet, the moisture content of the air is increased to form saturated damp and hot air, zero-floating water of the saturated damp and hot air passes through the water collector is captured and then continuously rises to enter the mixing air chamber; go up the air that horizontal air intake got into in the tower body, form hot dry air through the heating of perpendicular heating portion, hot dry air mixes in the air-fuel mixture room with damp and hot air, and the air after mixing is unsaturated air, carries out the secondary heating through horizontal heating portion again, forms more unsaturated air, and this air mixes with outside air behind the dryer discharge tower body, can not produce the feather fog phenomenon, has improved fog dispersal effect, its simple structure, convenient operation, and energy-conservation and environmental protection effect are obvious.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an L-shaped heating mist eliminator in the embodiment of the invention.
Reference numbers for individual components in the figures: the device comprises a tower body 1, a gas chamber 2, a water receiver 3, a water sprayer 4, a filler 5, a lower horizontal air inlet 6, an upper horizontal air inlet 7, an air duct 8, a fan 9, an L-shaped heating fog eliminator 10, a vertical heating part 101, a horizontal heating part 102, a heat exchange tube 103 and corrugated radiating fins 104.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
As shown in fig. 1 to 2, the heating and fog dispersal device for the L-shaped cooling tower of the present embodiment includes a tower body 1, and a filler part 5, a spraying mechanism 4, a water collector 3 and a heating and fog dispersal mechanism are sequentially arranged in the tower body 1 from bottom to top.
The spraying mechanism 4 points to the packing part 5 and sprays high-temperature circulating cooling to the packing part 5.
A mixing air chamber 2 is formed in the tower body 1 above the water collector 3, and the heating fog dispersal mechanism is positioned in the mixing air chamber 2; the top of the tower body 1 is also provided with an air duct 8 communicated with the mixing air chamber 2, and the air duct 8 is provided with a fan 9 as an air guide device.
The lower air inlet mechanism is arranged below the filler part 5 on the tower body 1 and comprises lower horizontal air inlets 6 which are symmetrically arranged on two opposite side surfaces of the tower body. The lower horizontal air inlet 6 can also be arranged at the bottom of the tower body 1.
An upper air inlet mechanism is arranged on the tower body 1 at the mixing air chamber 2 and comprises upper horizontal air inlets 7 which are symmetrically arranged on two opposite side surfaces of the tower body.
The upper horizontal air inlet 7 and the lower horizontal air inlet 6 are respectively provided with an adjustable shutter as an air flow adjusting mechanism so as to realize the simple and rapid control of the air inlet and outlet volume.
The heating fog dispersal mechanism comprises two L-shaped heating fog dispersal devices 10 which are symmetrically arranged, each L-shaped heating fog dispersal device is formed by connecting a horizontal heating part 102 and a vertical heating part 101, wherein the horizontal heating part 102 is arranged corresponding to the air duct 8, and the vertical heating part 101 is arranged corresponding to the upper horizontal air inlet 7.
Because the vertical heating part 101 of the L-shaped heating fog eliminator 10 is arranged at the upper horizontal air inlet 7, and the horizontal heating part 102 is arranged below the air duct 8, the vertical heating part 101 can heat the outside air into hot dry air, and the horizontal heating part 102 can reheat unsaturated air obtained by mixing the hot dry air and the hot humid air, so that the air is unsaturated, and the fog elimination effect is further enhanced.
In this embodiment, the L-shaped heating mist eliminator may adopt a finned heat exchanger. The finned heat exchanger has the advantages of good heat transfer effect, compact and light installation and stronger adaptability to different environments.
The L-shaped heating fog eliminator comprises a bent L-shaped heat exchange tube 103, and the L-shaped structure is simple and convenient to manufacture and form and high in practicability. The heat exchange tube 103 is internally communicated with a heating source, and the heating source can adopt the smoke waste heat to prepare hot water to heat air. The waste heat of the flue gas is used as a heat source, so that the effective utilization of energy can be realized; the temperature of the waste heat of the flue gas is higher, and the prepared hot water can fully heat the air to achieve an ideal fog dissipation effect.
The horizontal pipe section and the vertical pipe section on the heat exchange pipe 103 are respectively provided with a heat radiation fin 104, and the heat radiation fins 104 adopt a corrugated structure, so that the length of an air flow channel can be increased, the heat exchange area of air is greatly increased, and the disturbance of fluid is enhanced. The heat radiating fins at the horizontal pipe section are vertically arranged, and vertical channels are formed between the adjacent heat radiating fins to realize the vertical flow of air flow at the position; the radiating fins at the vertical pipe sections are horizontally arranged, and horizontal channels are formed between the adjacent radiating fins to realize the horizontal flow of the air flow at the positions.
The heat exchange tube 103 is not provided with the heat dissipation fins 104 at the bending position, the processing is difficult due to the additional arrangement of the heat dissipation fins at the bending position, and the heat exchanger is easy to deform and wear. And the air flow at the bending part is less, the air flow does not belong to a conventional air mixing and heating area, and the processing and manufacturing cost can be reduced by not additionally arranging fins at the bending part.
The radiating fins 104 are made of aluminum sheets, the aluminum sheets can be suitable for various complex working environments, the aluminum materials are low in density, the aluminum sheets with the same size are lighter than radiating fins made of other materials, and the weight of the whole device is effectively reduced.
The working principle of the invention is as follows: the spraying device 4 sprays high-temperature circulating cooling water onto the filler part 5 and performs heat and mass exchange with air entering from the lower horizontal air inlet 6, the moisture content of the air is increased to form saturated damp hot air, zero-floating water in the saturated damp hot air passes through the water collector 3 is captured, and then the saturated damp hot air continuously rises to enter the mixing air chamber 2. Air entering the tower body from the upper horizontal air inlet 7 is heated by the vertical heating part 101 to form dry hot air, the dry hot air and the wet hot air are mixed in the mixing air chamber 2, the mixed air is unsaturated air, secondary heating is performed by the horizontal heating part 102 to form more unsaturated air, the air is mixed with outside air after leaving the tower, the fog phenomenon cannot be generated, and the fog dissipation effect is improved.
The invention has the characteristics of simple structure, convenient operation, thorough fog dissipation and the like, and has obvious energy-saving and environment-friendly effects.
Although the present invention has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that: modifications and equivalents may be made thereto without departing from the spirit and scope of the invention and it is intended to cover in the claims the invention as defined in the appended claims.
Claims (7)
1. The utility model provides a L type cooling tower heating fog dispersal device, includes the tower body, its characterized in that: a filling part, a spraying mechanism, a water collector and a heating fog dissipation mechanism are sequentially arranged in the tower body from bottom to top;
the spraying mechanism points to the filler part and sprays high-temperature circulating cooling water to the filler part;
a mixing air chamber is formed in the tower body above the water collector, and the heating fog dispersal mechanism is positioned in the mixing air chamber; the top of the tower body is also provided with an air duct communicated with the mixing air chamber, and an air guide device is arranged at the air duct;
a lower air inlet mechanism is arranged on the tower body below the filler part;
an upper air inlet mechanism is arranged on the tower body at the mixed air chamber, and comprises upper horizontal air inlets which are oppositely arranged on two opposite side surfaces of the tower body;
the heating fog dissipation mechanism comprises two L-shaped heating fog dissipaters which are oppositely arranged, each L-shaped heating fog dissipater is formed by connecting a horizontal heating part and a vertical heating part, the horizontal heating parts are correspondingly arranged with the air duct, and the vertical heating parts are correspondingly arranged with the upper horizontal air inlet.
2. The heating and defogging device for the L-shaped cooling tower as claimed in claim 1, wherein: the lower air inlet mechanism comprises a lower horizontal air inlet arranged on the side surface of the tower body.
3. The heating and defogging device for the L-shaped cooling tower as claimed in claim 2, wherein: the lower horizontal air inlets are oppositely arranged on two opposite side surfaces of the tower body.
4. The heating and defogging device for the L-shaped cooling tower as claimed in claim 2, wherein: and the upper horizontal air inlet and the lower horizontal air inlet are respectively provided with an air flow adjusting mechanism.
5. The heating and defogging device for the L-shaped cooling tower as claimed in claim 4, wherein: the airflow adjusting mechanism is an adjustable shutter structure.
6. The heating and defogging device for the L-shaped cooling tower according to any one of claims 1 to 5, wherein: the L-shaped heating fog eliminator comprises an L-shaped bent heat exchange tube, and a heating source is communicated with the heat exchange tube; radiating fins are respectively arranged at the horizontal pipe section and the vertical pipe section on the heat exchange pipe, wherein the radiating fins at the horizontal pipe section are vertically arranged, and a vertical channel is formed between the adjacent radiating fins; the radiating fins at the vertical pipe section are horizontally arranged, and a horizontal channel is formed between the adjacent radiating fins.
7. The heating and defogging device for the L-shaped cooling tower as recited in claim 6, wherein: the radiating fins are of a corrugated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270783.8A CN110068231B (en) | 2019-04-04 | 2019-04-04 | L-shaped cooling tower heating and fog dissipation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910270783.8A CN110068231B (en) | 2019-04-04 | 2019-04-04 | L-shaped cooling tower heating and fog dissipation device |
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| CN110068231A CN110068231A (en) | 2019-07-30 |
| CN110068231B true CN110068231B (en) | 2020-11-17 |
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| CN201910270783.8A Active CN110068231B (en) | 2019-04-04 | 2019-04-04 | L-shaped cooling tower heating and fog dissipation device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111750696B (en) * | 2020-07-02 | 2021-08-27 | 福建省泉州市江南冷却器厂 | Deep cooling heat exchange equipment |
| CN114370776A (en) * | 2021-12-08 | 2022-04-19 | 江苏丰泰节能环保科技有限公司 | Wet cooling tower |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0525161U (en) * | 1991-09-05 | 1993-04-02 | 三菱重工業株式会社 | Wet-dry cooling tower |
| JPH11173769A (en) * | 1997-12-16 | 1999-07-02 | Takasago Thermal Eng Co Ltd | Counterflow type cooling tower |
| US6663087B2 (en) * | 2001-10-11 | 2003-12-16 | Marley Cooling Technologies, Inc. | Air-to-air atmospheric exchanger for condensing cooling tower effluent |
| CN201407953Y (en) * | 2009-06-04 | 2010-02-17 | 浙江联丰股份有限公司 | Air outlet of cooling tower |
| CN102003895B (en) * | 2010-11-24 | 2012-04-25 | 刘秋克 | Closed and integrated frostproof heat source tower |
| CN204286147U (en) * | 2014-12-10 | 2015-04-22 | 李金鹏 | Fog dispersal water saving cooling tower |
| CN205655709U (en) * | 2016-05-31 | 2016-10-19 | 李金鹏 | Fog -dispersal and water -saving cooling tower |
| CN207439197U (en) * | 2017-11-16 | 2018-06-01 | 江苏海鸥冷却塔股份有限公司 | The water-saving cooling tower of heat pipe-type fog dispersal |
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