CN203549870U - Flue gas desulfurization and denitrification integrated device of circulating fluidized bed boiler - Google Patents
Flue gas desulfurization and denitrification integrated device of circulating fluidized bed boiler Download PDFInfo
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- CN203549870U CN203549870U CN201320766460.6U CN201320766460U CN203549870U CN 203549870 U CN203549870 U CN 203549870U CN 201320766460 U CN201320766460 U CN 201320766460U CN 203549870 U CN203549870 U CN 203549870U
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- denitrification
- cyclone separator
- flue gas
- cfbb
- pipeline
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Abstract
The utility model relates to a device, in particular to a flue gas desulfurization and denitrification integrated device of a circulating fluidized bed boiler. The flue gas desulfurization and denitrification integrated device is characterized in that the upper portion of the circulating fluidized bed boiler is connected with a cyclone separator through a pipeline, the upper portion of the cyclone separator is connected with a dust remover through a pipeline, the dust remover is respectively connected with a chimney and a fly ash bin through pipelines, the fly ash bin and a quick lime bin are respectively connected with a first screw conveyer which is connected with a mixing pool, a stirrer is inserted into the mixing pool, a dehydrator is connected with the mixing pool through a pump and connected with a screw dryer which is connected with the lower portion of an elevator, the upper portion of the elevator is connected with a desulfurizing agent tank, and the lower portion of the desulfurizing agent tank and the lower portion of the cyclone separator are respectively connected with a second screw conveyer. By the adoption of the technical scheme, the flue gas desulfurization and denitrification integrated device has the advantages that desulfurization and denitrification can be integrated by the adoption of the integrated device; desulfurization and denitrification by-products are in a dry state and thus easy to collect and use; water is recycled, and industrial wastewater does not exist.
Description
Technical field
The utility model relates to a kind of device, particularly a kind of CFBB flue gas desulfurization and denitrification integrated apparatus.
Background technology
In the flue gas of various CFBBs, Industrial Stoves discharge, contain sulfur dioxide, oxynitrides and other heavy metal, caused serious environmental pollution.In order to control the discharge of sulfur dioxide, oxynitrides, at present, traditional sulfur removal technology has dry method, semidry method, wet method, seawater method, and wherein wet desulphurization water consumption is larger, and accessory substance is processed more complicated, makes a low multiple use; Denitration has low nitrogen burning technology, SNCR, and temperature range requires high, and the escaping of ammonia is high, selective-catalytic-reduction denitrified efficiency is high, disposable having high input, and operating cost is high, combination denitration, disposable having high input, subsystem is many, bad centralized Control, operating cost is relative also higher.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of CFBB flue gas desulfurization and denitrification integrated apparatus is provided, can makes the flue gas desulfurization and denitrification in CFBB, and free from environmental pollution.
The utility model solves the technical scheme that its technical problem adopts: the utility model is by denitrification reducing agent agitator, denitrification reducing agent container, corrosion protection pump, air accumulator, mixture spray gun, CFBB, cyclone separator, deduster, cigarette fontanel, flying dust storehouse, quick lime storehouse, the first conveying worm, mixing pit, agitator, dewaterer, screw dryer, elevator, desulfurizing agent tank and the second conveying worm form, and it is characterized in that: denitrification reducing agent agitator inserts in denitrification reducing agent container, and denitrification reducing agent container is connected with corrosion protection pump, corrosion protection pump, air accumulator is connected with mixture spray gun with pipeline respectively, mixture spray gun is connected with CFBB top, CFBB top is connected with cyclone separator with pipeline, and cyclone separator top is connected with deduster with pipeline, and deduster is used respectively pipeline and cigarette fontanel, flying dust storehouse is connected, flying dust storehouse, quick lime storehouse respectively with the first conveying worm is connected, the first conveying worm is connected with mixing pit, agitator inserts in mixing pit, dewaterer is connected with mixing pit by pump, dewaterer is connected with screw dryer, screw dryer is connected with elevator below, and elevator top is connected with desulfurizing agent tank, desulfurizing agent tank below, cyclone separator below respectively with the second conveying worm is connected, and the second conveying worm is connected with CFBB.
Owing to adopting technique scheme, advantage and good effect that the utility model has are: adopt integrated apparatus, and can combined desulfurization and denitration; For denitrating catalyst, after pot desulfuration in furnace, generate calcium sulfate, between 700 ℃-850 ℃, be denitrating catalyst, in flying dust, contain alundum (Al2O3) simultaneously, be also the catalyst of denitration reaction; The accessory substance of desulphurization and denitration is dry state, easily Collection and use; Water circulation is used, without industrial wastewater; Equipment investment is few, and floor space is little, convenient operation and management.
Accompanying drawing explanation
Figure of description is structural representation of the present utility model.
1. denitrification reducing agent agitators in figure, 2. denitrification reducing agent container, 3. corrosion protection pump, 4. air accumulator, 5. mixture spray gun, 6. CFBB, 7. cyclone separator, 8. deduster, 9. cigarette fontanel, 10. flying dust storehouse, 11. quick lime storehouses, 12. first conveying worms, 13. mixing pits, 14. agitators, 15. dewaterers, 16. screw dryers, 17. elevators, 18. desulfurizing agent tanks, 19. second conveying worms.
The specific embodiment
In Figure of description, denitrification reducing agent agitator (1) inserts in denitrification reducing agent container (2), denitrification reducing agent container (2) is connected with corrosion protection pump (3), corrosion protection pump (3), air accumulator (4) uses respectively pipeline to be connected with mixture spray gun (5), mixture spray gun (5) is connected with CFBB (6) top, CFBB (6) top is connected with cyclone separator (7) with pipeline, cyclone separator (7) top is connected with deduster (8) with pipeline, deduster (8) is used respectively pipeline and cigarette fontanel (9) below, flying dust storehouse (10) is connected, flying dust storehouse (10), quick lime storehouse (11) respectively with the first conveying worm (12) is connected, the first conveying worm (12) is connected with mixing pit (13), agitator (14) inserts in mixing pit (13), dewaterer (15) is connected with mixing pit (13) by pump, dewaterer (15) is connected with screw dryer (16), screw dryer (16) is connected with elevator (17) below, elevator (17) top is connected with desulfurizing agent tank (18) top, desulfurizing agent tank (18) below, cyclone separator (7) below respectively with the second conveying worm (19) is connected, the second conveying worm (19) is connected with CFBB (6).
Claims (1)
1. a CFBB flue gas desulfurization and denitrification integrated apparatus, by denitrification reducing agent agitator, denitrification reducing agent container, corrosion protection pump, air accumulator, mixture spray gun, CFBB, cyclone separator, deduster, cigarette fontanel, flying dust storehouse, quick lime storehouse, the first conveying worm, mixing pit, agitator, dewaterer, screw dryer, elevator, desulfurizing agent tank and the second conveying worm form, and it is characterized in that: denitrification reducing agent agitator (1) inserts in denitrification reducing agent container (2), and denitrification reducing agent container (2) is connected with corrosion protection pump (3), corrosion protection pump (3), air accumulator (4) uses respectively pipeline to be connected with mixture spray gun (5), mixture spray gun (5) is connected with CFBB (6) top, CFBB (6) top is connected with cyclone separator (7) with pipeline, cyclone separator (7) top is connected with deduster (8) with pipeline, and deduster (8) is used respectively pipeline and cigarette fontanel (9) below, flying dust storehouse (10) is connected, flying dust storehouse (10), quick lime storehouse (11) respectively with the first conveying worm (12) is connected, the first conveying worm (12) is connected with mixing pit (13), agitator (14) inserts in mixing pit (13), dewaterer (15) is connected with mixing pit (13) by pump, dewaterer (15) is connected with screw dryer (16), screw dryer (16) is connected with elevator (17) below, elevator (17) top is connected with desulfurizing agent tank (18) top, desulfurizing agent tank (18) below, cyclone separator (7) below respectively with the second conveying worm (19) is connected, and the second conveying worm (19) is connected with CFBB (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320766460.6U CN203549870U (en) | 2013-11-22 | 2013-11-22 | Flue gas desulfurization and denitrification integrated device of circulating fluidized bed boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320766460.6U CN203549870U (en) | 2013-11-22 | 2013-11-22 | Flue gas desulfurization and denitrification integrated device of circulating fluidized bed boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203549870U true CN203549870U (en) | 2014-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320766460.6U Expired - Fee Related CN203549870U (en) | 2013-11-22 | 2013-11-22 | Flue gas desulfurization and denitrification integrated device of circulating fluidized bed boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203549870U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373936A (en) * | 2018-05-02 | 2018-08-07 | 福建龙净脱硫脱硝工程有限公司 | A kind of flue gas purification system and method for the gasification of fire coal coupled biological matter |
-
2013
- 2013-11-22 CN CN201320766460.6U patent/CN203549870U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108373936A (en) * | 2018-05-02 | 2018-08-07 | 福建龙净脱硫脱硝工程有限公司 | A kind of flue gas purification system and method for the gasification of fire coal coupled biological matter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHEYANG TIANYUAN CHEMICAL INDUSTRY CO., LTD. Free format text: FORMER OWNER: XUE CHENGQIANG Effective date: 20150706 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150706 Address after: 224300 No. 8 East hair Road, Sheyang Economic Development Zone, Jiangsu, Yancheng City Patentee after: SHEYANG TIANYUAN CHEMICAL INDUSTRY CO., LTD. Address before: 224051 No. 8 East hair Road, Sheyang Economic Development Zone, Jiangsu Patentee before: Xue Chengqiang |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHEYANG TIANYUAN CHEMICAL INDUSTRY CO., LTD. Assignor: Xue Chengqiang Contract record no.: 2015320010110 Denomination of utility model: Flue gas desulfurization and denitrification integrated device of circulating fluidized bed boiler Granted publication date: 20140416 License type: Exclusive License Record date: 20150625 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20151122 |