CN205019943U - Integration SOx/NOx control reaction tower - Google Patents
Integration SOx/NOx control reaction tower Download PDFInfo
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- CN205019943U CN205019943U CN201520735986.7U CN201520735986U CN205019943U CN 205019943 U CN205019943 U CN 205019943U CN 201520735986 U CN201520735986 U CN 201520735986U CN 205019943 U CN205019943 U CN 205019943U
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- denitration
- desulfurization
- reaction tower
- tower
- flue gas
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model relates to an integration SOx/NOx control reaction tower, including the tower body and set up from bottom to top spray layer, natural oxidizer in inside desulfurizing slurry pond, the desulfurization of tower body, keep apart the plywood, the denitration sprays layer and the defroster. Be provided with original flue gas entry, air inlet, denitration agent export and clean exhanst gas outlet on the tower body. Integration SOx/NOx control reaction tower take desulfurization section and the setting of denitration section subregion, but simultaneous processing SO2 and NOx. The original flue gas that contains SO2 and NOx gets into the absorption tower from the original flue gas entry, and spray the reverse contact of atomizing desulfurizing slurry of spraying on the layer and the desorption falls SO2 with the desulfurization, and the desulfurizing slurry pond that the desulfurizing slurry that has absorbed SO2 got into the reaction tower bottom recycles. Flue gas after the desulfurization gets into the natural oxidizer at reaction tower middle part, and with air contact natural oxidation, then the denitration that gets into the reaction tower upper strata sprays the layer, sprays the reverse contact of atomizing denitration agent of spraying on the layer with the denitration and accomplishes a denitration, having absorbed NOx's denitration agent and having followed the denitration agent export discharge reaction tower that sets up keeping apart the plywood top, the clean flue gas behind the SOx/NOx control is followed the reaction tower top and is discharged behind the defroster defogging. The utility model discloses accomplish SOx/NOx control simultaneously in a single column equipment, does not need the catalyst, overcome in the existing market flue gas SOx/NOx control limitation of desorption in reactor alone respectively, greatly reduced investment cost, have that technology is succinct, the desorption is efficient, area is little, can set up in a flexible way according to the on -the -spot condition, running cost low grade characteristics.
Description
Technical field
The utility model relates to integration desulfurization denitration reaction tower, is applicable to the sulfur dioxide of industry generation such as thermal power plant, iron and steel, oil, chemical industry, metallurgy and the process of nitrogen oxide.
Background technology
It is still serious that coal uses brought environmental problem, threaten the healthy of the people, become environmental problem in the urgent need to address, having continued to increase the implementation dynamics to controlling haze, industrial production energy-saving and emission-reduction work from the central government to local government.As promulgated " instruction about advancing dumping right paid utilization and transaction pilot work further " in August, 2014; promulgate in September, 2014 " coal electricity energy-saving and emission-reduction upgrading and transformation action plan "; in January, 2015, new edition the Law on Environmental Protection of the People's Republic of China promulgated, in September, 2015 new edition " The Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution " promulgates.After carrying out the requirement of " near-zero release " from the special emission limit of area implementation, coastal areas such as in March, 2014 country's proposition Jing-jin-ji region especially, " ultra-clean discharge " almost becomes the new target of thermal power plant overnight, the aspects such as this performance optimization to environmental protection equipment, structural design, system upgrade propose new demand, need environmental protection equipment enterprise to exert to research and develop in device upgrade and technological innovation aspect.
Wet desulphurization denitration govern coordinately technology can be divided into metal complex method, NaClO
2oxidizing process, H
2o
2oxidizing process etc.Absorbing liquid not easily recycles, cost is high and produce the problems such as other industrial wastes to adopt metal chelating agent desulphurization denitration to exist.Dry desulfurization denitration govern coordinately technology mainly contains SNRB technique, SNOx technique, activated carbon method, electron beam irradiation method at present, but has that nucleus equipment power is large, cost intensive, equipment dependability are not high more.At present, on market, the flue gas desulfurization and denitrification of main flow carries out respectively in reactor alone, and technological process is loaded down with trivial details, one-time investment is high, floor space is large, operation maintenance is complicated.The utility model completes desulphurization denitration in a single tower simultaneously, and do not need catalyst, effectively overcome the limitation of current desulphurization denitration technology, greatly reduce cost of investment, features such as there is concise in technology, removal efficiency is high, floor space is little, can arrange flexibly according to field condition, operating cost is low.
Summary of the invention
The utility model object is to provide a kind of integration desulfurization denitration reaction tower, the problem such as one-time investment high, floor space large, operation maintenance complicated loaded down with trivial details with the technological process existing for the flue gas desulfurization and denitrification solving main flow on market.
For realizing the problems referred to above, the utility model is achieved through the following technical solutions:
Described integration desulfurization denitration reaction tower, comprises tower body and is arranged on the desulfurization slurry pond of tower body inside, desulfurization spraying layer, autoxidation device, isolation laminate, denitration spraying layer and demister from bottom to top.Described tower body is provided with former smoke inlet, air intake, denitrfying agent outlet and neat stress outlet.
Desulfurization section and denitration section subregion are arranged, can treatment S O simultaneously
2and NOx.
Described desulfurization slurry pond is arranged on the bottom of reaction tower, described desulfurization spraying layer is arranged on the top in desulfurization slurry pond, described isolation laminate is arranged on the top of desulfurization spraying layer, described autoxidation device is fixed on described isolation laminate, autoxidation device entrance is connected with desulfurization zone, described denitration spraying layer is arranged on above isolation laminate, the outlet of autoxidation device is connected with denitration region, tower body above described isolation laminate is provided with denitrfying agent outlet, tower body below described isolation laminate is provided with air intake, described air intake is connected with autoxidation device, neat stress outlet is arranged on reaction tower top.
Integration desulfurization denitration reaction tower as herein described, containing SO
2absorption tower is entered from former smoke inlet, the reverse contact of atomization desulfurization slurry of spraying with desulfurization spraying layer and remove SO with the former flue gas of NOx
2, absorb SO
2the desulfurization slurry pond that enters bottom reaction tower of desulfurization slurry recycle.Flue gas after desulfurization enters the autoxidation device in the middle part of reaction tower, is oxidized with air contact nature, then enters the denitration spraying layer on reaction tower upper strata, and the atomization denitrfying agent sprayed with denitration spraying layer is reverse has contacted denitration; The denitrfying agent absorbing NOx discharges reaction tower from the denitrfying agent outlet be arranged on above isolation laminate, and the neat stress after desulphurization denitration is discharged from reaction tower top after demister demist.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Identifier declaration in figure: tower body (1), former smoke inlet (2), air intake (3), denitrfying agent outlet (4), neat stress outlet (5), desulfurization slurry pond (6), desulfurization spraying layer (7), isolation laminate (8), autoxidation device (9), denitration spraying layer (10), demister (11).
detailed description of the invention:
For setting forth thought of the present utility model and object, below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, integration desulfurization denitration reaction tower described in the utility model is primarily of tower body (1) and be arranged on the desulfurization slurry pond (6) of tower body inside, desulfurization spraying layer (7), isolation laminate (8), autoxidation device (9), denitration spraying layer (10) and demister (11) from bottom to top.Tower body (1) is provided with former smoke inlet (2), air intake (3), denitrfying agent outlet (4) and neat stress outlet (5).
Desulfurization slurry pond 6 is arranged on the bottom of reaction tower, desulfurization spraying layer 7 is arranged on the top in desulfurization slurry pond 6, isolation laminate (8) is arranged on desulfurization spraying layer (7) top, autoxidation device 9 is fixed in isolation laminate (8), autoxidation device entrance is connected with desulfurization zone, denitration spraying layer (10) is arranged on isolation laminate (8) top, the outlet of autoxidation device is connected with denitration region, the tower body 1 of isolation laminate (8) top is provided with denitrfying agent outlet, the tower body (1) of isolation laminate (8) below is provided with air intake (3), air intake (3) is connected with autoxidation device (9), neat stress outlet (5) is arranged on reaction tower top (4).
In reaction tower, desulfurization section and denitration section subregion are arranged, can treatment S O simultaneously
2and NOx.
Utility model works principle is: containing SO
2absorption tower is entered from former smoke inlet (2), the reverse contact of atomization desulfurization slurry of spraying with desulfurization spraying layer (7) and remove SO with the former flue gas of NOx
2, absorb SO
2the desulfurization slurry pond (6) that enters bottom reaction tower of desulfurization slurry recycle.Flue gas after desulfurization enters the autoxidation device (9) in the middle part of reaction tower, is oxidized with air contact nature, then enters the denitration spraying layer (10) on reaction tower upper strata, and the atomization denitrfying agent sprayed with denitration spraying layer (10) is reverse has contacted denitration; The denitrfying agent absorbing NOx discharges reaction tower from denitrfying agent outlet (4) being arranged on isolation laminate (8) top, and the neat stress after desulphurization denitration is discharged from reaction tower top after demister (5) demist.
Claims (3)
1. integration desulfurization denitration reaction tower, comprise tower body 1 and be arranged on the desulfurization slurry pond (6) of tower body inside, desulfurization spraying layer (7), isolation laminate (8), autoxidation device (9), denitration spraying layer (10) and demister (11) from bottom to top, described tower body (1) is provided with former smoke inlet (2), air intake (3), denitrfying agent outlet (4) and neat stress and exports (5).
2. integration desulfurization denitration reaction tower according to claim 1, is characterized in that: it is characterized in that: desulfurization section and denitration section subregion are arranged, can treatment S O simultaneously
2and NOx.
3. integration desulfurization denitration reaction tower according to claim 1, it is characterized in that: described desulfurization slurry pond (6) is arranged on the bottom of reaction tower, described desulfurization spraying layer (7) is arranged on the top of desulfurization slurry pond (6), described isolation laminate (9) is arranged on the top of desulfurization spraying layer (7), described autoxidation device (9) is fixed on described isolation laminate (8), autoxidation device entrance is connected with desulfurization zone, described denitration spraying layer (10) is arranged on isolation laminate (8) top, the outlet of autoxidation device is connected with denitration region, the tower body (1) of described isolation laminate (8) top is provided with denitrfying agent outlet, the tower body (1) of described isolation laminate (8) below is provided with air intake (3), described air intake (3) is connected with autoxidation device (9), neat stress outlet (5) is arranged on reaction tower top (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520735986.7U CN205019943U (en) | 2015-09-22 | 2015-09-22 | Integration SOx/NOx control reaction tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520735986.7U CN205019943U (en) | 2015-09-22 | 2015-09-22 | Integration SOx/NOx control reaction tower |
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| Publication Number | Publication Date |
|---|---|
| CN205019943U true CN205019943U (en) | 2016-02-10 |
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ID=55252511
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520735986.7U Active CN205019943U (en) | 2015-09-22 | 2015-09-22 | Integration SOx/NOx control reaction tower |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105617834A (en) * | 2016-03-28 | 2016-06-01 | 北京阳光欣禾科技有限公司 | Efficient and energy-saving flue gas desulfurization and denitrification technology |
| CN108211743A (en) * | 2018-03-09 | 2018-06-29 | 无锡雪浪环境科技股份有限公司 | A kind of deacidifying flue gas denitrification integrated device and its application method |
| CN108722155A (en) * | 2018-06-07 | 2018-11-02 | 肇庆中能创智信息科技有限公司 | A kind of chemical plant desulphurization denitration emission-control equipment |
| CN109351154A (en) * | 2018-11-19 | 2019-02-19 | 江苏环集团有限公司 | A kind of resource reclaim type flue gas desulfurization and denitrification device and method |
| CN110201537A (en) * | 2019-06-28 | 2019-09-06 | 盐城市远大环保设备有限公司 | A kind of flue dust removes the intelligent environment protection equipment of nitre sulphur removal |
| CN113230873A (en) * | 2021-06-16 | 2021-08-10 | 深圳市格瑞斯达科技有限公司 | Desulfurization and denitrification equipment |
-
2015
- 2015-09-22 CN CN201520735986.7U patent/CN205019943U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105617834A (en) * | 2016-03-28 | 2016-06-01 | 北京阳光欣禾科技有限公司 | Efficient and energy-saving flue gas desulfurization and denitrification technology |
| CN105617834B (en) * | 2016-03-28 | 2018-08-03 | 北京阳光欣禾科技有限公司 | A kind of energy-efficient flue gas desulfurization and denitration technique technology |
| CN108211743A (en) * | 2018-03-09 | 2018-06-29 | 无锡雪浪环境科技股份有限公司 | A kind of deacidifying flue gas denitrification integrated device and its application method |
| CN108722155A (en) * | 2018-06-07 | 2018-11-02 | 肇庆中能创智信息科技有限公司 | A kind of chemical plant desulphurization denitration emission-control equipment |
| CN109351154A (en) * | 2018-11-19 | 2019-02-19 | 江苏环集团有限公司 | A kind of resource reclaim type flue gas desulfurization and denitrification device and method |
| CN110201537A (en) * | 2019-06-28 | 2019-09-06 | 盐城市远大环保设备有限公司 | A kind of flue dust removes the intelligent environment protection equipment of nitre sulphur removal |
| CN113230873A (en) * | 2021-06-16 | 2021-08-10 | 深圳市格瑞斯达科技有限公司 | Desulfurization and denitrification equipment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 321000 No. 2, No. 878, North Kang Jie street, Jindong District, Jinhua, Zhejiang. Patentee after: Zhejiang Hongdian Environmental Protection Co., Ltd. Address before: 321000 No. 878, North Ji Jie street, Jindong District, Jinhua, Zhejiang. Patentee before: Zhejiang Hoodi Environmental Science & Technology Co., Ltd. |