CN111578738A - Fog dispersal water collecting device and industrial cooling system - Google Patents
Fog dispersal water collecting device and industrial cooling system Download PDFInfo
- Publication number
- CN111578738A CN111578738A CN202010435832.1A CN202010435832A CN111578738A CN 111578738 A CN111578738 A CN 111578738A CN 202010435832 A CN202010435832 A CN 202010435832A CN 111578738 A CN111578738 A CN 111578738A
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- water
- water collecting
- fog dispersal
- guide plate
- collection device
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Classifications
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/04—Distributing or accumulator troughs
Abstract
The invention discloses a fog dispersal water collection device and an industrial cooling system, which comprise a shell, wherein the lower part in the shell is provided with a water collection device, and the upper part in the shell is provided with a white removal device; the water collecting device comprises a plurality of water collecting grooves, and adjacent water collecting grooves are communicated with each other to form a water collecting passage; the white removing device comprises a guide plate, the guide plate is correspondingly arranged above the water collecting tank, an anode tube and a cathode wire are arranged above the guide plate, and the anode tube and the cathode wire are both connected with a high-voltage power supply.
Description
Technical Field
The invention belongs to the technical field of environment-friendly, energy-saving and purification of flue gas, and particularly relates to a fog dispersal and water collection device and an industrial cooling system.
Background
The statements herein merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The cooling tower is the indispensable industrial equipment of industrial production, mainly divide into open architecture and closed structure two kinds, and steel mill, power plant industry cooling tower 90% adopt open architecture at present, and open architecture is simple structure, the cost is low, but the ubiquitous in use a large amount of white smoke and the big scheduling problem of water consumption. At present, a plurality of technical forms for eliminating the white smoke such as increasing a heat-removing device to raise the outlet temperature of a cooling tower and the like exist, but the problems of poor white smoke eliminating effect, high energy consumption, non-reduction of water consumption and the like exist. The investment cost of the cooling tower with the closed structure is higher and is about 2 times that of the cooling tower with the open structure, and the closed structure also has a series of problems of large heat exchange area, large circulating water flow, high system pressure, high operating cost and the like.
In view of the above, the present inventors have found that the following problems are present in the use of an industrial cooling tower: (1) when an industrial cooling tower is used (particularly obvious in winter), damp and hot gas is discharged and meets cold air in the air, so that a large amount of white fog is formed, and the dense smoke rolls to make surrounding equipment easily affected with damp, corroded and damaged, so that normal production is seriously affected; (2) water vapor is easily formed on the ground near the industrial cooling tower, and the frozen water is condensed in winter to bring potential safety hazards; (3) in the use process, the water consumption of the cooling tower is extremely high, the cooling is realized by means of water for heat dissipation, and the water demand is large.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a fog dispersal and water collection device and an industrial cooling system, which can solve the problem of white smoke at the outlet of a cooling tower and ionize and eliminate the white smoke under the action of high-voltage electric field force.
In order to achieve the purpose, the invention is realized by the following technical scheme:
in a first aspect, an embodiment of the present invention provides a fog dispersal and water collection device, including a housing, wherein a water collection device is arranged at a lower part in the housing, and a white removal device is arranged at an upper part in the housing; the water collecting device comprises a plurality of water collecting grooves, and adjacent water collecting grooves are communicated with each other to form a water collecting passage; the white removing device comprises a guide plate, the guide plate is correspondingly arranged above the water collecting tank, an anode tube and a cathode wire are arranged above the guide plate, and the anode tube and the cathode wire are both connected with a high-voltage power supply.
As a further technical scheme, a plurality of water collecting grooves are formed in the periphery of the inner side of the shell.
As a further technical scheme, a water outlet is formed in the side wall of the shell, the water collecting channel is obliquely arranged, the lower end of the water collecting channel is communicated with the water outlet, and the water outlet is communicated with the water collecting tank.
As a further technical scheme, a water outlet pipe is arranged on the lower side of the water collecting tank, and a water pump is arranged on the water outlet pipe.
As a further technical scheme, the top and the bottom of the shell are both open; the guide plate is fixed on the inner side wall of the shell.
As further technical scheme, the guide plate top corresponds and sets up the support, and support both ends fixed connection is in the casing, and positive pole pipe, the equal vertical setting of negative pole line, and positive pole pipe, negative pole line all connect in the support.
As a further technical scheme, the cathode wire comprises a round tube, a stainless steel mesh is sleeved outside the round tube, the upper end of the round tube is fixed with the support, and the stainless steel mesh is connected with a high-voltage power supply.
As a further technical scheme, the cross section of the anode tube is in a regular hexagon shape, and the cathode wire penetrates through the anode tube.
As a further technical scheme, an insulation box is arranged on the side of the shell.
In a second aspect, an embodiment of the present invention further provides an industrial cooling system, which includes a cooling tower, the mist elimination and water collection device as described above is fixedly disposed on the top of the cooling tower, and the bottom opening of the housing is connected to the outlet on the top of the cooling tower.
The beneficial effects of the above-mentioned embodiment of the present invention are as follows:
according to the fog dispersal and water collection device, the electric field is generated through the anode tube and the cathode wire, under the action of the electric field, white smoke at the outlet of the cooling tower is charged, and then water vapor and fine liquid drops of the white smoke are gathered by the anode tube, so that the white smoke at the outlet of the cooling tower is eliminated.
According to the fog dispersal water collecting device, the liquid drops gathered by the anode tube flow to the water collecting tank through the flow guide plate and then enter the water collecting tank for collection, so that the liquid drops (without saline water) carried by evaporation can be collected, and an additional value is generated.
The fog dispersal and water collection device has the advantages of low energy consumption of white removal operation, good white removal and water collection effects, no influence by seasons and unique trapping effect on white removal and fine liquid drops through the matching of the white removal device and the water collection device.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a schematic view of a mist elimination and water collection apparatus according to one or more embodiments of the invention;
FIG. 2 is a schematic cross-sectional view of an anode tube according to one or more embodiments of the invention;
FIG. 3 is a schematic view of a cathode line according to one or more embodiments of the present invention;
FIG. 4 is a schematic illustration of an industrial cooling system according to one or more embodiments of the present disclosure;
in the figure: the device comprises a shell, a water collecting tank, a water outlet, a water collecting pipe, a water collecting tank, a guide plate, a support, an anode pipe, a cathode wire, a high-voltage power supply, a round pipe, a stainless steel wire mesh, an insulating box, a water pump and a cooling tower, wherein the shell is 1, the water collecting tank is 2, the water outlet is 3, the water collecting pipe is 4, the water collecting tank is 5, the guide plate is 6.
The spacing or dimensions between each other are exaggerated to show the location of the various parts, and the illustration is for illustrative purposes only.
Detailed Description
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, unless the invention expressly state otherwise, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
for convenience of description, the words "up", "down", "left" and "right" in the present invention, if any, merely indicate correspondence with up, down, left and right directions of the drawings themselves, and do not limit the structure, but merely facilitate the description of the invention and simplify the description, rather than indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
The terms "mounted", "connected", "fixed", and the like in the present invention should be understood broadly, and for example, the terms "mounted", "connected", "fixed", and the like may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and the terms used in the present invention should be understood as having specific meanings to those skilled in the art.
As described in the background of the invention, the prior art has disadvantages, and in order to solve the above technical problems, the present invention provides a fog dispersal water collection device and an industrial cooling system.
Example 1:
in a typical embodiment of the present invention, as shown in fig. 1, a fog dispersal water collection device is provided, which comprises a housing 1, a water collection device is arranged at the lower part in the housing 1, a white removal device is arranged at the upper part in the housing 1, and the top and the bottom of the housing 1 are both open.
The water collecting device comprises a plurality of water collecting grooves 2, the plurality of water collecting grooves 2 are arranged on the periphery of the inner side of the shell 1, and adjacent water collecting grooves 2 are mutually communicated to form a water collecting passage;
the lateral wall of the shell 1 is provided with a water outlet 3, the water collecting passage is obliquely arranged, the lower end of the water collecting passage is communicated with the water outlet 3, and the water outlet 3 is communicated with a water collecting tank 5 through a water collecting pipe 4.
A water outlet pipe is arranged at the lower side of the water collecting tank 5, a water pump 14 is arranged on the water outlet pipe, and an outlet of the water pump 14 is connected with a factory area so as to supply the factory area with collected salt-free water.
The water collecting device has good water collecting effect and low use resistance.
The white device that removes includes guide plate 6, and guide plate 6 is fixed in 1 inside wall of casing, and guide plate 6 corresponds and sets up in receiving the water installation top, and the guide plate can be with water conservancy diversion to water catch bowl, and then is collected by the header tank.
When the flow guide plate is specifically arranged, the tail end of the flow guide plate 6 can be aligned to the groove of the water collection tank 2, or the tail end of the flow guide plate 6 can be directly connected with the water collection tank 2, of course, the tail end of the flow guide plate 6 can also be positioned right above the water collection tank 2, so that the water is ensured to flow to the water collection tank 2 from the flow guide plate 6, and the water collection tank 2 collects liquid drops of the flow guide plate 6 to form water flow flowing along the water collection tank.
The corresponding support 7 that sets up in 6 tops of guide plate, support 7 both ends fixed connection in casing 1, the equal vertical setting of positive pole pipe 8, negative pole line 9, and the two all connects in support 7.
When the device is specifically arranged, a plurality of supports 7 can be arranged, and a plurality of groups of anode tubes 8 and cathode wires 9 are correspondingly arranged.
A high-voltage power supply 10 and an insulating box 13 are respectively arranged on two sides of the shell 1; the anode tube 8 and the cathode line 9 are respectively connected with a high-voltage power supply 10 through conducting wires.
In this embodiment, the cathode wire 9 is formed by wrapping a stainless steel mesh 12 around a circular tube 11 with a diameter of 14mm and a thickness of 1.5mm, and has a very good discharge effect, so as to form an electric field.
In this embodiment, the upper end of the cathode wire 9 is fixed to the bracket 7, and in the specific implementation, the upper end of the circular tube 11 is fixed to the bracket 7, and the stainless steel mesh wire 12 is connected to the high-voltage power supply 10. The cathode wire has short length, no lower cathode fixing device, high corrosion resistance and high discharge effect.
The anode tube 8 is 1m in length, 2mm in wall thickness and 360mm in diameter of an inscribed circle, the anode tube 8 is made of 304 stainless steel, and the cathode wire 9 penetrates through the anode tube 8.
The anode tube adopted by the embodiment has the characteristics of short length, low flow velocity not higher than 1.6 m/s, high structural strength, stable operation, high operation voltage, difficult corrosion of materials and the like.
In this embodiment, the high voltage power supply 10 adopts a high voltage composite pulse power supply, the basic voltage control of the high voltage composite pulse power supply can reach more than 130 kv, the pulse voltage accumulation reaches more than 160 kv, white smoke and fine droplets can be effectively removed by combining the anode tube and the cathode wire in this embodiment, the unique trapping effect on the removed white and fine droplets is achieved, the operating cost is low, and the energy is saved by 20% compared with other modes.
The working principle of the fog dispersal and water collection device is as follows:
under the action of a high-voltage power supply, a high-voltage composite pulse electric field is generated by a cathode wire and an anode tube, under the action of the high-voltage composite pulse electric field, water vapor and fine liquid drops entering a shell are electrified, the water vapor and the fine liquid drops reach the adjacent anode tube under the action of the electric field force, and the water vapor and the fine liquid drops gradually gather on the anode tube and drop along the anode tube under the gravity of water. When water drops fall on the guide plate, the water drops flow into the water collecting tank of the water collecting device along the guide plate and are collected through the water collecting tank.
The device has the characteristics of high operating voltage, obvious effect of removing water by whitening, simple structure, convenient maintenance, low failure rate and the like.
Example 2:
the embodiment provides an industrial cooling system, which comprises a cooling tower 15, wherein the top of the cooling tower 15 is fixedly provided with the fog dispersal water collection device, and the bottom opening of the shell 1 is connected with an outlet at the top of the cooling tower 15.
The water collecting device arranged at the outlet of the cooling tower enables the water removed by the electric field to flow to the water collecting grooves on the periphery of the shell under the condition of ensuring the normal passing of the flue gas, and flows to the external water collecting tank after the water collecting grooves are collected.
From this, the white cigarette of cooling tower export gets into fog dispersal and receives water installation, under the effect of high voltage power supply, produces high-pressure composite pulse electric field by negative pole line and anode tube, under the effect of high-pressure composite pulse electric field, makes the vapor and the tiny liquid drop (the two is white cigarette) that get into the casing electrified, reaches near anode tube under the effect of electric field power, along with the liquid drop gathers gradually on anode tube, along anode tube drippage under the gravity of water self. When water drops fall on the guide plate, the water drops flow into the water collecting tank of the water collecting device along the guide plate and are collected by the water collecting tank, and then high-value salt-free water is collected.
By using the fog dispersal and water collection device, water vapor and fine liquid drops at the outlet of the cooling tower can be ionized under the action of a high-voltage electric field force to be eliminated, white smoke and fine liquid drops can be completely removed, and the influence of white fog on the environment and production is effectively controlled; the method can also collect and obtain no salt water, the no salt water is taken as an additional benefit and is an industrial necessary resource, experiments prove that the power consumption of each ton of the collected no salt water is only 25KVA, the economic value of the no salt water is 20 yuan/cubic, and the energy consumption and the generated additional benefit are basically equal to each other without increasing the cost in operation.
The embodiment applies the fog dispersal water collection device to the cooling tower, and carries out high-pressure ionization on white smoke and liquid drops at the outlet of the cooling tower to achieve the effect of removing, so that the industrial cooling tower does not have white smoke to be discharged into the atmosphere during operation, and the operation is more economical. The removed liquid drops are led to a water collecting tank through a water collecting device, and the collected water is salt-free water and has high economic value and use value.
Generally, the industrial cooling system adopting the fog dispersal water collecting device has the following effects: 1. the energy consumption of the white removal operation is low; 2. the whitening effect is good and is not affected by seasons; 3. the liquid drops (without salt water) carried by evaporation can be collected, and additional value is generated; 4. the investment price is low; 5. can be directly applied to the existing open cooling tower without reforming the original cooling tower equipment.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A fog dispersal and water collection device is characterized by comprising a shell, wherein a water collection device is arranged at the lower part in the shell, and a white removal device is arranged at the upper part in the shell; the water collecting device comprises a plurality of water collecting grooves, and adjacent water collecting grooves are communicated with each other to form a water collecting passage; the white removing device comprises a guide plate, the guide plate is correspondingly arranged above the water collecting tank, an anode tube and a cathode wire are arranged above the guide plate, and the anode tube and the cathode wire are both connected with a high-voltage power supply.
2. The mist dissipating and water collecting device of claim 1, wherein a plurality of said water collecting grooves are provided around the inside of the housing.
3. The fog dispersal water collecting device as claimed in claim 1, wherein the side wall of said housing is provided with a water outlet, the water collecting passage is arranged obliquely, the lower end of the water collecting passage is communicated with the water outlet, and the water outlet is communicated with the water collecting tank.
4. The fog dispersal and water collection device as claimed in claim 3, wherein a water outlet pipe is provided on the lower side of the water collection tank, and a water pump is provided on the water outlet pipe.
5. The fog dispersal and water collection device of claim 1, wherein the housing is open at both the top and bottom; the guide plate is fixed on the inner side wall of the shell.
6. The fog dispersal and water collection device as claimed in claim 1, wherein a bracket is correspondingly arranged above the guide plate, two ends of the bracket are fixedly connected to the housing, the anode tube and the cathode wire are vertically arranged, and the anode tube and the cathode wire are connected to the bracket.
7. The fog dispersal and water collection device as claimed in claim 6, wherein the cathode wire comprises a round tube, a stainless steel mesh is sleeved outside the round tube, the upper end of the round tube is fixed with the bracket, and the stainless steel mesh is connected with a high-voltage power supply.
8. The fog dispersal and water collection device as claimed in claim 1, wherein the anode tube has a regular hexagonal cross section, and the cathode wire is disposed through the anode tube.
9. The fog dispersal water collecting device as claimed in claim 1, wherein an insulation box is provided at a side portion of said housing.
10. An industrial cooling system, which is characterized by comprising a cooling tower, wherein the top of the cooling tower is fixedly provided with the fog dispersal and water collection device as claimed in any one of claims 1 to 9, and the bottom opening of the shell is connected with an outlet at the top of the cooling tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010435832.1A CN111578738A (en) | 2020-05-21 | 2020-05-21 | Fog dispersal water collecting device and industrial cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010435832.1A CN111578738A (en) | 2020-05-21 | 2020-05-21 | Fog dispersal water collecting device and industrial cooling system |
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| Publication Number | Publication Date |
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| CN111578738A true CN111578738A (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010435832.1A Pending CN111578738A (en) | 2020-05-21 | 2020-05-21 | Fog dispersal water collecting device and industrial cooling system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114210460A (en) * | 2021-11-30 | 2022-03-22 | 华中科技大学 | Corona discharge demisting and water collecting device based on collecting net array with electric field gradient |
| CN116576692A (en) * | 2023-07-14 | 2023-08-11 | 山东蓝想环境科技股份有限公司 | Cooling tower for demisting based on nanosecond pulse |
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| CN108895857A (en) * | 2018-08-13 | 2018-11-27 | 双良节能系统股份有限公司 | A kind of fog dispersal water-saving cooling tower and its water-saving method |
| CN110639704A (en) * | 2019-09-30 | 2020-01-03 | 罗琳燕 | Unit type electrostatic dust collection device |
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| CN204503337U (en) * | 2015-03-09 | 2015-07-29 | 杭州北高峰电力工程设计有限公司 | A kind of wet desulphurization electric demister |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114210460A (en) * | 2021-11-30 | 2022-03-22 | 华中科技大学 | Corona discharge demisting and water collecting device based on collecting net array with electric field gradient |
| CN114210460B (en) * | 2021-11-30 | 2023-01-06 | 华中科技大学 | Corona discharge demisting and water collecting device based on collecting net array with electric field gradient |
| CN116576692A (en) * | 2023-07-14 | 2023-08-11 | 山东蓝想环境科技股份有限公司 | Cooling tower for demisting based on nanosecond pulse |
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Inventor after: Lv Yangyang Inventor after: Yang Fengling Inventor after: Sun Jing Inventor after: Wang Lirong Inventor after: Wen Xingye Inventor after: Liu Wenlong Inventor before: Lv Yangyang Inventor before: Yang Fengling Inventor before: Sun Jing Inventor before: Wang Lirong Inventor before: Wen Xingye Inventor before: Liu Wenlong |
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Application publication date: 20200825 |