CN112169456A - Cyclone dust and mist removing device - Google Patents
Cyclone dust and mist removing device Download PDFInfo
- Publication number
- CN112169456A CN112169456A CN202011248411.4A CN202011248411A CN112169456A CN 112169456 A CN112169456 A CN 112169456A CN 202011248411 A CN202011248411 A CN 202011248411A CN 112169456 A CN112169456 A CN 112169456A
- Authority
- CN
- China
- Prior art keywords
- cyclone dust
- mist eliminator
- guide vane
- dust
- cylinder
- 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
- 239000000428 dust Substances 0.000 title claims abstract description 61
- 239000003595 mist Substances 0.000 title claims abstract description 45
- 238000010521 absorption reaction Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 4
- 235000017491 Bambusa tulda Nutrition 0.000 claims 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 4
- 241001330002 Bambuseae Species 0.000 claims 3
- 239000011425 bamboo Substances 0.000 claims 3
- 241000209128 Bambusa Species 0.000 claims 1
- 230000001413 cellular effect Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 239000003546 flue gas Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D45/00—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces
- B01D45/12—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces
- B01D45/16—Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by centrifugal forces generated by the winding course of the gas stream, the centrifugal forces being generated solely or partly by mechanical means, e.g. fixed swirl vanes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Separating Particles In Gases By Inertia (AREA)
Abstract
The invention discloses a cyclone dust and mist removing device which comprises a plurality of cyclone dust and mist removing cylinders, wherein each cyclone dust and mist removing cylinder is arranged in an absorption tower, each cyclone dust and mist removing cylinder is arranged in a honeycomb shape, each cyclone dust and mist removing cylinder comprises an outer cylinder, an inner cylinder arranged in the outer cylinder, and a central shaft, a first guide vane group and a second guide vane group which are arranged in the inner cylinder, wherein the first guide vane group and the second guide vane group are connected to the central shaft.
Description
Technical Field
The invention belongs to the field of environmental protection dust removal and demisting, and relates to a cyclone dust and mist remover.
Background
In order to ensure that the dust emission at the outlet of the chimney of the coal-fired unit reaches less than or equal to 10mg/m3The current common technical route is that a ridge type high-efficiency demister, a tube bundle type demister or a newly-added wet-type electric dust remover is additionally arranged on a desulfurization system. The ridge type efficient demister has the problem of high running resistance; the tube bundle type demister has the problems of poor adaptability to load transformation, air flow carrying and the like, and can not ensure that dust is stably discharged after reaching standards for a long time; the wet electric dust collector has higher operation energy consumption. Therefore, how to provide the dust and mist removing device with small resistance, low energy consumption, high efficiency, stable operation and wide adaptability is very important.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a cyclone dust removal demister which has the characteristics of small resistance, low energy consumption, high efficiency, stable operation and wide adaptability.
In order to achieve the above purpose, the cyclone dust and mist removing device of the present invention comprises a plurality of cyclone dust and mist removing cylinders, each of which is installed in an absorption tower, wherein each of the cyclone dust and mist removing cylinders is arranged in a honeycomb shape, each of the cyclone dust and mist removing cylinders comprises an outer cylinder, an inner cylinder arranged in the outer cylinder, and a central shaft, a first guide vane set and a second guide vane set arranged in the inner cylinder, wherein the first guide vane set and the second guide vane set are both connected to the central shaft.
The inner wall of the inner barrel is provided with a liquid collecting bin.
The device also comprises a supporting beam used for supporting each cyclone dust and mist removal cylinder.
The cleaning device also comprises a cleaning pipe and an annular nozzle used for cleaning the inner cylinder, wherein the cleaning pipe is communicated with the annular nozzle.
The distance between each cyclone dust and mist removal cylinder and the spray layer in the absorption tower is more than or equal to 2500mm, and each cyclone dust and mist removal cylinder is arranged at the top of the absorption tower.
The inclination angle of the first guide vane in the first guide vane group is larger than that of the second guide vane in the second guide vane group.
The length of the cyclone dust-removing demisting cylinder is 500-3000 mm.
The invention has the following beneficial effects:
when the cyclone dust and mist removal demister is in specific operation, dust and mist drops enter each cyclone dust and mist removal cylinder along with smoke, the smoke is rotated and ascended through the first guide vane group and the second guide vane group, the smoke air flow at different positions passes through different guide vane forms, different cyclone speeds are generated, the local air speed of the cyclone dust and mist removal cylinder close to the central area is high, and the local air speed of the cyclone dust and mist removal cylinder close to the cylinder wall area is low, so that the dust and mist removal effect is guaranteed under the condition of minimum resistance loss, the energy consumption is low, the mist removal efficiency is high, the adaptability is strong, the dust and mist drops rotating at high speed are separated by means of centrifugal force, secondary pollution caused by air flow carrying is avoided, and the dust and mist drops finally enter an absorption tower, and the operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a distribution diagram of the cyclone dust and mist removing cartridge 1 of the present invention;
FIG. 3 is a schematic structural view of the cyclone dust and mist removing cartridge 1 of the present invention;
FIG. 4 is a side view of the cyclone dust and mist removing cartridge 1 of the present invention.
Wherein, 1 is a cyclone dust-removing demisting cylinder, 2 is an absorption tower, 3 is a supporting beam, 4 is an outer cylinder, 5 is a liquid collecting bin, 6 is an annular nozzle, 7 is an inner cylinder, 8 is a cleaning pipe, 9 is a first guide vane group, and 10 is a second guide vane group.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1, 2, 3 and 4, the cyclone dust and mist removing device of the present invention includes a plurality of cyclone dust and mist removing cartridges 1, each of the cyclone dust and mist removing cartridges 1 is installed in an absorption tower 2, wherein each of the cyclone dust and mist removing cartridges 1 is arranged in a honeycomb shape, each of the cyclone dust and mist removing cartridges 1 includes an outer cylinder 4, an inner cylinder 7 disposed in the outer cylinder 4, and a central shaft disposed in the inner cylinder 7, a first guide vane group 9 and a second guide vane group 10, wherein the first guide vane group 9 and the second guide vane group 10 are connected to the central shaft.
The invention also comprises a supporting beam 3 for supporting each cyclone dust-removing and mist-removing cylinder 1; the inner wall of the inner cylinder 7 is provided with a liquid collecting bin 5.
The invention also comprises a cleaning pipe 8 and an annular nozzle 6 for washing the inner cylinder 7, wherein the cleaning pipe 8 is communicated with the annular nozzle 6; the distance between each cyclone dust and mist removal cylinder 1 and the spray layer in the absorption tower 2 is more than or equal to 2500mm, and each cyclone dust and mist removal cylinder 1 is arranged at the top of the absorption tower 2; the inclination angle of the first guide vane in the first guide vane group 9 is larger than that of the second guide vane in the second guide vane group 10.
The length of the cyclone dust-removing demisting cylinder 1 is 500-plus 3000mm, the cylinder diameter e of the outer cylinder 4 and the liquid collecting bin 5 is 300-plus 500mm, the cylinder diameter f of the inner cylinder 7 is 200-plus 400mm, the connection angle alpha of the liquid collecting bin 5 is 140-160 degrees, the separation diameter g of the guide vane is 100-plus 150mm, the inclination angle of the first guide vane in the first guide vane group 9 is larger than that of the second guide vane in the second guide vane group 10, and the cyclone dust-removing demister is made of corrosion-resistant nonmetal or metal.
According to the invention, the supporting beam 3 is arranged at the upper part of the topmost spray layer in the absorption tower 2, dust and fog drops enter each cyclone dust and fog removal cylinder 1 along with flue gas, the flue gas is rotated and ascended through the first guide vane group 9 and the second guide vane group 10, the forms of the guide vanes through which flue gas flows at different positions pass are different, so that different cyclone speeds are generated, the local wind speed of the cyclone dust and fog removal cylinder 1 close to the central area is high, the local wind speed of the area close to the cylinder wall is low, so that the dust and fog drops are ensured to be removed and demisted under the condition of minimum resistance loss, the dust and fog drops rotating at high speed enter the liquid collection bin 5 by virtue of centrifugal force, the flow speed of the flue gas in the liquid collection bin 5 is. The finally collected liquid forms a water film on the inner wall of the liquid collecting bin 5 and finally flows into the absorption tower 2, so that the effects of dedusting and demisting are achieved. The cyclone dust-removing demisting cylinder 1 is provided with an annular nozzle 6, and the cylinder wall of the inner cylinder 7 is sprayed and cleaned when necessary.
Claims (8)
1. The utility model provides a whirl dust removal defroster, a serial communication port, including a plurality of whirl dust removal defogging section of thick bamboos (1), install in absorption tower (2) each whirl dust removal defogging section of thick bamboo (1), wherein, each whirl dust removal defogging section of thick bamboo (1) is cellular arrangement, and each whirl dust removal defogging section of thick bamboo (1) all includes urceolus (4), set up inner tube (7) in urceolus (4) and set up center pin, first water conservancy diversion blading (9) and second water conservancy diversion blading (10) in inner tube (7), wherein, first water conservancy diversion blading (9) and second water conservancy diversion blading (10) all connect in on the center pin.
2. The cyclone dust and mist eliminator as recited in claim 1, wherein the inner wall of the inner cylinder (7) is provided with a liquid collecting bin (5).
3. A cyclone dust and mist eliminator according to claim 1, further comprising support beams (3) for supporting each cyclone dust and mist eliminator cartridge (1).
4. The cyclone dust and mist eliminator according to claim 1, characterized in that it further comprises a washing pipe (8) and an annular nozzle (6) for washing the inner drum (7), wherein the washing pipe (8) is in communication with the annular nozzle (6).
5. The cyclone dust and mist eliminator according to claim 1, wherein the distance between each cyclone dust and mist eliminator cylinder (1) and the spray layer in the absorption tower (2) is more than or equal to 2500 mm.
6. The cyclone dust and mist eliminator according to claim 1, characterized in that each cyclone dust and mist eliminator cartridge (1) is installed at the top of the absorption tower (2).
7. The cyclone dust collector demister as set forth in claim 1, wherein the angle of inclination of the first guide vane in the first guide vane group (9) is larger than the angle of inclination of the second guide vane in the second guide vane group (10).
8. The cyclone dust and mist eliminator as claimed in claim 1, wherein the length of the cyclone dust and mist eliminator (1) is 500-3000 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011248411.4A CN112169456A (en) | 2020-11-10 | 2020-11-10 | Cyclone dust and mist removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011248411.4A CN112169456A (en) | 2020-11-10 | 2020-11-10 | Cyclone dust and mist removing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112169456A true CN112169456A (en) | 2021-01-05 |
Family
ID=73918065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011248411.4A Pending CN112169456A (en) | 2020-11-10 | 2020-11-10 | Cyclone dust and mist removing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112169456A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113856337A (en) * | 2021-11-03 | 2021-12-31 | 沧州万润环保设备有限公司 | Cyclone dehydration dust collector and dust-containing water vapor dehydration dust removal system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251309A (en) * | 2015-11-27 | 2016-01-20 | 江苏中立环保科技有限公司 | Efficient energy-saving static dust and smoke remover and treatment method thereof |
| CN206325309U (en) * | 2016-12-07 | 2017-07-14 | 武汉谦亿盈实业有限公司 | A kind of bundled tube demister |
| CN213790420U (en) * | 2020-11-10 | 2021-07-27 | 西安热工研究院有限公司 | Cyclone dust and mist removing device |
-
2020
- 2020-11-10 CN CN202011248411.4A patent/CN112169456A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105251309A (en) * | 2015-11-27 | 2016-01-20 | 江苏中立环保科技有限公司 | Efficient energy-saving static dust and smoke remover and treatment method thereof |
| CN206325309U (en) * | 2016-12-07 | 2017-07-14 | 武汉谦亿盈实业有限公司 | A kind of bundled tube demister |
| CN213790420U (en) * | 2020-11-10 | 2021-07-27 | 西安热工研究院有限公司 | Cyclone dust and mist removing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113856337A (en) * | 2021-11-03 | 2021-12-31 | 沧州万润环保设备有限公司 | Cyclone dehydration dust collector and dust-containing water vapor dehydration dust removal system |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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