CN206508716U - A kind of desulfurizing tower is atomized coalescence dedusting demister system - Google Patents
A kind of desulfurizing tower is atomized coalescence dedusting demister system Download PDFInfo
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- CN206508716U CN206508716U CN201621242811.3U CN201621242811U CN206508716U CN 206508716 U CN206508716 U CN 206508716U CN 201621242811 U CN201621242811 U CN 201621242811U CN 206508716 U CN206508716 U CN 206508716U
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- Prior art keywords
- demister
- desulfurizing tower
- ridge type
- fine
- level
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- 230000003009 desulfurizing Effects 0.000 title claims abstract description 67
- 238000004581 coalescence Methods 0.000 title claims abstract description 22
- 238000000889 atomisation Methods 0.000 claims abstract description 51
- 238000005507 spraying Methods 0.000 claims abstract description 35
- 239000002245 particle Substances 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims description 25
- 239000007921 spray Substances 0.000 claims description 25
- 239000000956 alloy Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical compound [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000003595 mist Substances 0.000 claims 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 17
- 239000003546 flue gas Substances 0.000 abstract description 17
- 239000010440 gypsum Substances 0.000 abstract description 13
- 229910052602 gypsum Inorganic materials 0.000 abstract description 13
- 239000000428 dust Substances 0.000 abstract description 12
- 239000003500 flue dust Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000006477 desulfuration reaction Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000037250 Clearance Effects 0.000 description 1
- JXSJBGJIGXNWCI-UHFFFAOYSA-N Malathion Chemical compound CCOC(=O)CC(SP(=S)(OC)OC)C(=O)OCC JXSJBGJIGXNWCI-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000035512 clearance Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
A kind of desulfurizing tower is atomized coalescence dedusting demister system, belongs to flue gas ash removal demisting technical field, and the utility model is in order to solve the problem of traditional ridge type demister is for the dust below 20 μm of particle diameter and low gypsum droplet removal efficiency.Scheme one：Tubular demister is arranged in desulfurizing tower, tubular demister is located at the top of desulfurizing tower, tubular demister is sequentially arranged above with first order ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and the fine ridge type demister of the third level, first order ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and the fine ridge type demister of the third level are all fixed on the inwall of desulfurizing tower, and scheme two is that the position of super-fine atomization spraying layer is different from the difference of scheme one.A kind of desulfurizing tower atomization coalescence dedusting demister system of the present utility model can effectively improve desulfurizing tower collaboration dust collection capacity, and the gypsum carrying amount in desulfurizing tower exiting flue gas is greatly reduced, chimney gypsum rain phenomenon is thoroughly eliminated.
Description
Technical field
The utility model is related to a kind of dedusting demister system, and in particular to a kind of desulfurizing tower atomization coalescence dedusting demisting system
System, belongs to dedusting demisting technical field.
Background technology
The flue gas desulfurization of more than 90% coal-burning power plant of the country uses Limestone-gypsum Wet Flue Gas Desulfurization Process technique at present, in desulfurization
Tower top installs demister and comes demisting and dedusting, and the flue gas after being purified through demister contains flue dust and is divided into two parts, one
It is divided into former flue gas by the fine dust particles not removed after desulfurizing tower, another part is that flue gas is carried in gypsum slurries droplet
Gypsum and soluble-salt, discharge pollutants middle dust concentration less than 5mg/Nm3 standards for coal-burning power plant, it is domestic at present to produce
Two kinds of representative technology paths, one kind is wet-esp technology path；It is another, it is that skill is administered in flue gas collaboration
Art route, the maximum difference of two technology paths is to whether there is wet electrical dust precipitator, and wet electrical dust precipitator is high to flue dust removal efficiency,
Realize that flue dust minimum discharge is more reliable, but there is the deficiencies such as big, the investment operating cost height of floor space, without using wet type
The minimum discharge technology path of electric cleaner to realize flue dust minimum discharge successfully key be exactly desulfurizing tower must have it is very strong
Collaboration dust collection capacity, how to improve desulfurizing tower collaboration dust collection capacity has turned into current flue gas pollutant collaboration improvement field
One study hotspot.Accordingly, it would be desirable to develop a kind of flue dust and gypsum droplet that can effectively reduce in desulfurizing tower exiting flue gas
The novel dust removing demister system of content.
Utility model content
The purpose of this utility model is to provide a kind of desulfurizing tower atomization coalescence dedusting demister system, to improve desulfurizing tower collaboration
Flue dust and gypsum droplet content in dust collection capacity, effectively reduction desulfurizing tower exiting flue gas.
Scheme one：A kind of desulfurizing tower atomization coalescence dedusting demister system includes desulfurizing tower, tubular demister, the first order
Ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and the fine ridge type demister of the third level；
Tubular demister is arranged in desulfurizing tower, and tubular demister is located at the top of desulfurizing tower, the top of tubular demister
It is sequentially installed with first order ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and the third level fine
Ridge type demister, first order ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and third level essence
Thin ridge type demister is all fixed on the inwall of desulfurizing tower.
It is preferred that：Super-fine atomization spraying layer also includes two-fluid spray nozzle and pipeline, and two-fluid spray nozzle is arranged on pipeline, pipe
Lu Weiquan alloy truss structures, two-fluid spray nozzle is evenly distributed in the inner section of desulfurizing tower.
It is preferred that：Two-fluid spray nozzle is atomized using compressed air to water, and the drop particle diameter after atomization is 30~100 μ
m。
It is preferred that：The reserved setting height(from bottom) H of super-fine atomization spraying layer is 2~3.5m.
Scheme two：A kind of desulfurizing tower is atomized coalescence dedusting demister system, it is characterised in that：Including desulfurizing tower, tubular type demisting
Device, first order ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and the fine ridge type of the third level are removed
Day with fog；
The tubular demister is arranged in desulfurizing tower, and tubular demister is located at the top of desulfurizing tower, tubular demister
It is sequentially arranged above with first order ridge type demister, super-fine atomization spraying layer, the thin ridge type demister in the second level and the third level
Fine ridge type demister, first order ridge type demister, the thin ridge type demister in the second level, super-fine atomization spraying layer and the 3rd
The fine ridge type demister of level is all fixed on the inwall of desulfurizing tower.
It is preferred that：Super-fine atomization spraying layer also includes two-fluid spray nozzle and pipeline, and two-fluid spray nozzle is arranged on pipeline, pipe
Lu Weiquan alloy truss structures, two-fluid spray nozzle is evenly distributed in the inner section of desulfurizing tower.
It is preferred that：Two-fluid spray nozzle is atomized using compressed air to water, and the drop particle diameter after atomization is 30~100 μ
m。
It is preferred that：The reserved setting height(from bottom) H of super-fine atomization spraying layer is 2~3.5m.
The utility model has the following effects that compared with existing product：Flue dust clearance can be effectively improved, more reliably
Flue dust minimum discharge is realized, chimney gypsum rain phenomenon can be thoroughly eliminated.
Brief description of the drawings
Fig. 1 is the structural representation that a kind of desulfurizing tower described in the utility model is atomized coalescence dedusting demister system；
Fig. 2 is Fig. 1 A sectional views of A mono-；
Fig. 3 is a kind of knot of desulfurizing tower atomization coalescence dedusting demister system embodiment two described in the utility model
Structure schematic diagram；
In figure：1- desulfurizing towers, 2- tubular demisters, 3- first order ridge types demister, the thin ridge type demisting in the 4- second level
Device, 5- fines spraying layer, the fine ridge type demister of the 6- third level, 7- two-fluid spray nozzles, 8- pipelines.
Embodiment
The utility model is elaborated below according to accompanying drawing preferred embodiment.
Embodiment one：As depicted in figs. 1 and 2, a kind of desulfurizing tower atomization coalescence dedusting described in the utility model
Demister system includes desulfurizing tower 1, tubular demister 2, first order ridge type demister 3, the thin ridge type demister 4 in the second level, super
Fine atomization spraying layer 5 and the fine ridge type demister 6 of the third level；
The tubular demister 2 is arranged in desulfurizing tower 1, and tubular demister 2 is located at the top of desulfurizing tower 1, positioned at top layer
On absorbent slurry spraying layer, tubular demister 2 to be sequentially arranged above with first order ridge type demister 3, the second level thin
Ridge type demister 4, super-fine atomization spraying layer 5 and the fine ridge type demister 6 of the third level, super-fine atomization spraying layer 5 it is reserved
Setting height(from bottom) H is 2~3.5m, first order ridge type demister 3, the thin ridge type demister 4 in the second level, super-fine atomization spraying layer 5
All it is fixed on the inwall of desulfurizing tower 1 with the fine ridge type demister 6 of the third level, saturation wet flue gas first leads to successively in desulfurizing tower 1
Cross after tubular demister 2, the thin ridge type demister 4 of first order ridge type demister 3 and the second level, flue gas can be removed substantially
The most of fine dusts and gypsum droplet remained in 30 μm or so above dust of particle diameter and gypsum droplet of middle carrying, flue gas are again
Coalescence finally enters the fine ridge type demister 6 of the third level and entered into the droplet more than 30 μm after flowing through super-fine atomization spraying layer 5
Row efficient removal.
Further：Super-fine atomization spraying layer 5 also includes two-fluid spray nozzle 7 and pipeline 8, and two-fluid spray nozzle 7 is arranged on pipeline 8
On, pipeline 8 is full alloy truss structure, and two-fluid spray nozzle 7 is evenly distributed in the inner section of desulfurizing tower 1.
Further：Two-fluid spray nozzle 7 is atomized using compressed air to water, and the drop particle diameter after atomization is 30~100 μ
m。
Further：Tubular demister 2, first order ridge type demister 3, the thin ridge type demister 4 in the second level and the third level
Fine ridge type demister 6 is prior art, the Easyflow model pipes that tubular demister 2 is produced using Munters companies
Formula demister, first order ridge type demister 3, the thin ridge type demister 4 in the second level and the fine ridge type demister 6 of the third level are adopted
The DV210-I model ridge type demisters produced with Munters companies.
Embodiment two：As shown in figure 3, a kind of desulfurizing tower atomization coalescence dedusting demisting system described in the utility model
System includes desulfurizing tower 1, tubular demister 2, first order ridge type demister 3, the thin ridge type demister 4 in the second level, super-fine atomization
Spraying layer 5 and the fine ridge type demister 6 of the third level；
The tubular demister 2 is arranged in desulfurizing tower 1, and tubular demister 2 is located at the top of desulfurizing tower 1, tubular type demisting
Device 2 is sequentially arranged above with first order ridge type demister 3, super-fine atomization spraying layer 5, the thin ridge type demister 4 in the second level
With the fine ridge type demister 6 of the third level, the reserved setting height(from bottom) H of super-fine atomization spraying layer 5 is 2~3.5m, first order ridge
Formula demister 3, the thin ridge type demister 4 in the second level, super-fine atomization spraying layer 5 and the fine ridge type demister 6 of the third level are all solid
On the inwall for being scheduled on desulfurizing tower 1, saturation wet flue gas first passes sequentially through tubular demister 2 in desulfurizing tower 1 and first order ridge type is removed
After day with fog 3, it can remove what is remained in 50 μm or so the above dust of particle diameter and gypsum droplet carried in flue gas, flue gas substantially
Coalescence is most laggard into the droplet more than 50 μm after most of fine dusts and gypsum droplet pass through super-fine atomization spraying layer 5
Enter the thin ridge type demister 4 in the second level and the fine ridge type demister 6 of the third level carries out efficient removal.
Further：Super-fine atomization spraying layer 5 also includes two-fluid spray nozzle 7 and pipeline 8, and two-fluid spray nozzle 7 is arranged on pipeline 8
On, pipeline 8 is full alloy truss structure, and two-fluid spray nozzle 7 is evenly distributed in the inner section of desulfurizing tower 1.
Further：Two-fluid spray nozzle 7 is atomized using compressed air to water, and the drop particle diameter after atomization is 30~100 μ
m。
Further：Tubular demister 2, first order ridge type demister 3, the thin ridge type demister 4 in the second level and the third level
Fine ridge type demister 6 is prior art, the Easyflow model pipes that tubular demister 2 is produced using Munters companies
Formula demister, first order ridge type demister 3, the thin ridge type demister 4 in the second level and the fine ridge type demister 6 of the third level are adopted
The DV210-I model ridge type demisters produced with Munters companies.
Present embodiment is the exemplary illustration to this patent, does not limit its protection domain, people in the art
Member can also be changed to its part, as long as no the Spirit Essence beyond this patent, all in the protection domain of this patent.
Claims (8)
1. a kind of desulfurizing tower is atomized coalescence dedusting demister system, it is characterised in that：Including desulfurizing tower (1), tubular demister (2),
First order ridge type demister (3), the thin ridge type demister (4) in the second level, super-fine atomization spraying layer (5) and the fine room of the third level
Ridge formula demister (6)；
The tubular demister (2) is arranged in desulfurizing tower (1), and tubular demister (2) is located at the top of desulfurizing tower (1), tubular type
Demister (2) is sequentially arranged above with first order ridge type demister (3), the thin ridge type demister (4) in the second level, ultra-fine mist
Change spraying layer (5) and the fine ridge type demister (6) of the third level, first order ridge type demister (3), the thin ridge type in the second level are removed
Day with fog (4), super-fine atomization spraying layer (5) and the fine ridge type demister (6) of the third level are all fixed on the inwall of desulfurizing tower (1)
On.
2. a kind of desulfurizing tower atomization coalescence dedusting demister system according to claim 1, it is characterised in that：Super-fine atomization sprays
Drenching layer (5) also includes two-fluid spray nozzle (7) and pipeline (8), and two-fluid spray nozzle (7) is arranged on pipeline (8), and pipeline (8) is complete
Alloy truss structure, two-fluid spray nozzle (7) is evenly distributed in the inner section of desulfurizing tower (1).
3. a kind of desulfurizing tower atomization coalescence dedusting demister system according to claim 1 or 2, it is characterised in that：Two-fluid
Nozzle (7) is atomized using compressed air to water, and the drop particle diameter after atomization is 30~100 μm.
4. a kind of desulfurizing tower atomization coalescence dedusting demister system according to claim 1 or 2, it is characterised in that：Ultra-fine mist
The reserved setting height(from bottom) H for changing spraying layer (5) is 2~3.5m.
5. a kind of desulfurizing tower is atomized coalescence dedusting demister system, it is characterised in that：Including desulfurizing tower (1), tubular demister (2),
First order ridge type demister (3), the thin ridge type demister (4) in the second level, super-fine atomization spraying layer (5) and the fine room of the third level
Ridge formula demister (6)；
The tubular demister (2) is arranged in desulfurizing tower (1), and tubular demister (2) is located at the top of desulfurizing tower (1), tubular type
Demister (2) is sequentially arranged above with first order ridge type demister (3), super-fine atomization spraying layer (5), the thin ridge in the second level
Formula demister (4) and the fine ridge type demister (6) of the third level, first order ridge type demister (3), the thin ridge type in the second level are removed
Day with fog (4), super-fine atomization spraying layer (5) and the fine ridge type demister (6) of the third level are all fixed on the inwall of desulfurizing tower (1)
On.
6. a kind of desulfurizing tower atomization coalescence dedusting demister system according to claim 5, it is characterised in that：Super-fine atomization sprays
Drenching layer (5) also includes two-fluid spray nozzle (7) and pipeline (8), and two-fluid spray nozzle (7) is arranged on pipeline (8), and pipeline (8) is complete
Alloy truss structure, two-fluid spray nozzle (7) is evenly distributed in the inner section of desulfurizing tower (1).
7. a kind of desulfurizing tower atomization coalescence dedusting demister system according to claim 5 or 6, it is characterised in that：Two-fluid
Nozzle (7) is atomized using compressed air to water, and the drop particle diameter after atomization is 30~100 μm.
8. a kind of desulfurizing tower atomization coalescence dedusting demister system according to claim 5 or 6, it is characterised in that：Ultra-fine mist
The reserved setting height(from bottom) H for changing spraying layer (5) is 2~3.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621242811.3U CN206508716U (en) | 2016-11-21 | 2016-11-21 | A kind of desulfurizing tower is atomized coalescence dedusting demister system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621242811.3U CN206508716U (en) | 2016-11-21 | 2016-11-21 | A kind of desulfurizing tower is atomized coalescence dedusting demister system |
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| Publication Number | Publication Date |
|---|---|
| CN206508716U true CN206508716U (en) | 2017-09-22 |
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ID=59860750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621242811.3U Expired - Fee Related CN206508716U (en) | 2016-11-21 | 2016-11-21 | A kind of desulfurizing tower is atomized coalescence dedusting demister system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206508716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108201706A (en) * | 2018-03-14 | 2018-06-26 | 重庆东钛化工有限公司 | The heat-engine plant desulfurized tower water cooling coagulating type demister circulatory system |
-
2016
- 2016-11-21 CN CN201621242811.3U patent/CN206508716U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108201706A (en) * | 2018-03-14 | 2018-06-26 | 重庆东钛化工有限公司 | The heat-engine plant desulfurized tower water cooling coagulating type demister circulatory system |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170922 Termination date: 20211121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |