CN204768249U - High -efficient SOx/NOx control cyclic utilization spray column of lime - Google Patents
High -efficient SOx/NOx control cyclic utilization spray column of lime Download PDFInfo
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- CN204768249U CN204768249U CN201520517172.6U CN201520517172U CN204768249U CN 204768249 U CN204768249 U CN 204768249U CN 201520517172 U CN201520517172 U CN 201520517172U CN 204768249 U CN204768249 U CN 204768249U
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Abstract
The utility model discloses a high -efficient SOx/NOx control cyclic utilization spray column of lime, including spray column, spraying system, homogeneous mixing room, thick liquid pond, centrifugal chamber, raw material pool, be equipped with air inlet and gas outlet on the spray column, inside spraying system was located the spray column, spraying system compriseed main water pipe, first shower, second shower and third shower, the homogeneous mixing room is located the spraying system top, the thick liquid pond is located the spraying system below, install thick liquid oxidation unit in the thick liquid pond. The utility model discloses, through a plurality of showers of installation in the spray column, the shower that lies in the center is the form that spirals and rises, sets up the homogeneous mixing room in the spraying system top, can make the thick liquid among the spraying system fully contact with flue gas containing sulphur in the spray column, and the complete reaction improves desulfurization efficiency, and the water pump can the cyclic utilization thick liquid, has reduced the sulphur removal cost, and the centrifugal chamber can be realized recycling with in the reacted liquid isolating the result.
Description
[technical field]
The utility model relates to the technical field of desulfuring and denitrifying apparatus, particularly the technical field of desulphurization denitration spray column.
[background technology]
Sulfur dioxide affects larger gaseous contaminant in atmosphere pollution, has high risks to human body, environment and the ecosystem.Along with the increasingly stringent of environmental requirement, the problem of S02 discharge more and more receives publicity.Sulfur dioxide mainly stems from the combustion process of the fossil fuel such as coal, oil, and the roasting of ore, the fume emission of smelting process.Wherein various burning boiler particularly power plant boiler smoke evacuation there is the features such as concentration is low, exhaust gas volumn is large, floating dust is many and be difficult to administer.Discharge sulfur dioxide in flue gas purification techniques normally carries out desulfurization by spray column, but the slurries in the spray system in traditional desulphurization denitration spray column can not contact with Gas phase Smoke fully, sulphur removal is caused to remove nitre efficiency lower, and spray liquid reaction not exclusively, cause waste, environmental pollution is serious.
[utility model content]
The purpose of this utility model solves the problems of the prior art exactly, propose the denitration of a kind of lime high-efficiency desulfurization and recycle spray column, the slurries in spray system can be made fully to contact with the sulfur-containing smoke gas in spray column, improve desulfuration efficiency, slurries are recycled and reused, reduces desulphurization denitration cost and the pollution to environment.
For achieving the above object, the utility model proposes the denitration of a kind of lime high-efficiency desulfurization and recycle spray column, comprise spray column, spray system, Homogeneous phase mixing room, slurry pool, centrifugal chamber, feed reservoir, described spray column is provided with air inlet and gas outlet, described spray system is positioned at spray column inside, spray system is by water main, first shower, second shower and the 3rd shower composition, described Homogeneous phase mixing room is positioned at above spray system, described slurry pool is positioned at below spray system, described Homogeneous phase mixing room and slurry pool are by the first pipeline communication, slurries oxidation unit is installed in described slurry pool, described centrifugal chamber is connected by second pipe with slurry pool.
As preferably, described gas outlet is positioned at the upper end of spray column, and air inlet is positioned at the middle-end of spray column.
As preferably, described first shower, the second shower are all connected with water main with the 3rd shower, and the first shower, the second shower and the 3rd shower are all provided with some shower nozzles.
As preferably, described second shower is between the first shower and the 3rd shower, and the second shower is in spiral shape is positioned at spray column, and described shower nozzle adopts air atomizing shower nozzle.
As preferably, described centrifugal chamber is provided with gypsum outlet, and centrifugal chamber is connected with feed reservoir by centrifugal water pump.
As preferably, described feed reservoir is connected with water main by water pump.
The beneficial effects of the utility model: the denitration of a kind of lime high-efficiency desulfurization of the utility model recycles spray column by installing some showers in spray column, be positioned at the shower rising in spiral shape at center, shower nozzle simultaneously on shower all adopts air atomizing shower nozzle, Homogeneous phase mixing room is set above spray system, the slurries in spray system can be made fully to contact with the sulfur-containing smoke gas in spray column, complete reaction, improve desulfuration efficiency, water pump can recycle slurries, reduce sulphur removal cost, centrifugal chamber can by reacted liquid by product separation out, realize recycling.
Feature of the present utility model and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the structural representation that the denitration of a kind of lime high-efficiency desulfurization of the utility model recycles spray column.
In figure: 1-spray column, 2-spray system, 3-Homogeneous phase mixing room, 4-slurry pool, 5-centrifugal chamber, 6-stoste pond, 11-air inlet, 12-gas outlet, 21-water main, 22-first shower, 23-second shower, 24-the 3rd shower, 25-shower nozzle, 31-first pipeline, 41-slurries oxidation unit, 42-second pipe, 51-gypsum outlet.
[detailed description of the invention]
Consult Fig. 1, the denitration of a kind of lime high-efficiency desulfurization of the utility model recycles spray column, comprise spray column 1, spray system 2, Homogeneous phase mixing room 3, slurry pool 4, centrifugal chamber 5, feed reservoir 6, described spray column 1 is provided with air inlet 11 and gas outlet 12, it is inner that described spray system 2 is positioned at spray column 1, spray system 2 is by water main 21, first shower 22, second shower 23 and the 3rd shower 24 form, described Homogeneous phase mixing room 3 is positioned at above spray system 2, described slurry pool 4 is positioned at below spray system 2, described Homogeneous phase mixing room 3 is communicated with by the first pipeline 31 with slurry pool 4, in described slurry pool 4, slurries oxidation unit 41 is installed, described centrifugal chamber 5 is connected by second pipe 42 with slurry pool 4, described gas outlet 12 is positioned at the upper end of spray column 1, air inlet 11 is positioned at the middle-end of spray column 1, described first shower 22, second shower 23 is all connected with water main 21 with the 3rd shower 24, first shower 22, second shower 23 and the 3rd shower 24 are all provided with some shower nozzles 25, described second shower 23 is between the first shower 22 and the 3rd shower 24, second shower 23 is in spiral shape is positioned at spray column 1, described shower nozzle 25 adopts air atomizing shower nozzle, described centrifugal chamber 5 is provided with gypsum outlet 51, centrifugal chamber 5 is connected with feed reservoir 6 by centrifugal water pump 8, described feed reservoir 6 is connected with water main 21 by water pump 7.
Utility model works process:
The denitration of a kind of lime high-efficiency desulfurization of the utility model recycles spray column in the course of the work, flue gas enters spray system 2 from air inlet 11, stoste in stoste pond 6 passes in water main 21 by water pump 7, sprayed by spray system 2, the first shower 22 in flue gas and spray system 2, the stoste haptoreaction of the second shower 23 and the ejection of the 3rd shower 24, be positioned at second shower 23 at center in rising of spiraling, shower nozzle 25 on shower adopts air atomizing shower nozzle, Homogeneous phase mixing room 3 is provided with above spray system 2, allow the abundant haptoreaction of sulfur-containing smoke gas in the stoste of ejection in spray system 2 and spray column 1, improve the efficiency of desulphurization denitration, reactant liquor flows into slurry pool 4 along the first pipeline 31, after fully oxidized, slurries enter centrifugal chamber 5, centrifugal treating is carried out to slurries, by centrifugal pump 8, the slurries after centrifugal are recovered to stoste pond 6 again, recycling, reduce desulphurization denitration cost, abundant reacted flue gas is discharged from gas outlet 12, reduce the pollution to environment.
Above-described embodiment is to explanation of the present utility model, is not to restriction of the present utility model, anyly all belongs to protection domain of the present utility model to the scheme after the utility model simple transformation.
Claims (6)
1. lime high-efficiency desulfurization denitration recycles spray column, it is characterized in that: comprise spray column (1), spray system (2), Homogeneous phase mixing room (3), slurry pool (4), centrifugal chamber (5), feed reservoir (6), described spray column (1) is provided with air inlet (11) and gas outlet (12), it is inner that described spray system (2) is positioned at spray column (1), spray system (2) is by water main (21), first shower (22), second shower (23) and the 3rd shower (24) composition, described Homogeneous phase mixing room (3) is positioned at spray system (2) top, described slurry pool (4) is positioned at spray system (2) below, described Homogeneous phase mixing room (3) is communicated with by the first pipeline (31) with slurry pool (4), slurries oxidation unit (41) is installed in described slurry pool (4), described centrifugal chamber (5) is connected by second pipe (41) with slurry pool (4).
2. a kind of lime high-efficiency desulfurization as claimed in claim 1 denitration recycles spray column, it is characterized in that: described gas outlet (12) are positioned at the upper end of spray column (1), air inlet (11) is positioned at the middle-end of spray column (1).
3. a kind of lime high-efficiency desulfurization as claimed in claim 1 denitration recycles spray column, it is characterized in that: described first shower (22), the second shower (23) are all connected with water main (21) with the 3rd shower (24), the first shower (22), the second shower (23) and the 3rd shower (24) are all provided with some shower nozzles (25).
4. a kind of lime high-efficiency desulfurization as claimed in claim 3 denitration recycles spray column, it is characterized in that: described second shower (23) is positioned between the first shower (22) and the 3rd shower (24), second shower (23) is in spiral shape is positioned at spray column (1), and described shower nozzle (25) adopts air atomizing shower nozzle.
5. a kind of lime high-efficiency desulfurization as claimed in claim 1 denitration recycles spray column, it is characterized in that: described centrifugal chamber (5) is provided with gypsum outlet (51), centrifugal chamber (5) is connected with feed reservoir (6) by centrifugal water pump (8).
6. a kind of lime high-efficiency desulfurization as claimed in claim 1 denitration recycles spray column, it is characterized in that: described feed reservoir (6) is connected with water main (21) by water pump (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517172.6U CN204768249U (en) | 2015-07-16 | 2015-07-16 | High -efficient SOx/NOx control cyclic utilization spray column of lime |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517172.6U CN204768249U (en) | 2015-07-16 | 2015-07-16 | High -efficient SOx/NOx control cyclic utilization spray column of lime |
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| Publication Number | Publication Date |
|---|---|
| CN204768249U true CN204768249U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520517172.6U Expired - Fee Related CN204768249U (en) | 2015-07-16 | 2015-07-16 | High -efficient SOx/NOx control cyclic utilization spray column of lime |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998536A (en) * | 2015-07-16 | 2015-10-28 | 汪大伟 | Lime high-efficiency desulfurization denitration recycling spray tower |
| CN106563336A (en) * | 2016-10-19 | 2017-04-19 | 大连海事大学 | Ship washing and desulphurization apparatus and method applicable to both high-load and low-load situations |
-
2015
- 2015-07-16 CN CN201520517172.6U patent/CN204768249U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104998536A (en) * | 2015-07-16 | 2015-10-28 | 汪大伟 | Lime high-efficiency desulfurization denitration recycling spray tower |
| CN106563336A (en) * | 2016-10-19 | 2017-04-19 | 大连海事大学 | Ship washing and desulphurization apparatus and method applicable to both high-load and low-load situations |
| CN106563336B (en) * | 2016-10-19 | 2019-01-18 | 大连海事大学 | A kind of ship washing desulphurization devices and methods therefor that high underload is applicable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160716 |
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| CF01 | Termination of patent right due to non-payment of annual fee |