CN203315987U - Environment-friendly equipment for desulfurization and denitrification through utilizing ultraviolet rays - Google Patents
Environment-friendly equipment for desulfurization and denitrification through utilizing ultraviolet rays Download PDFInfo
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- CN203315987U CN203315987U CN2013203482505U CN201320348250U CN203315987U CN 203315987 U CN203315987 U CN 203315987U CN 2013203482505 U CN2013203482505 U CN 2013203482505U CN 201320348250 U CN201320348250 U CN 201320348250U CN 203315987 U CN203315987 U CN 203315987U
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- removing nitric
- ultraviolet
- desulfurization removing
- environmental protection
- protection equipment
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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
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- 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 environment-friendly equipment, and particularly relates to the environment-friendly equipment for desulfurization and denitrification through utilizing ultraviolet rays. The environment-friendly equipment comprises a box body, an air inlet, an air outlet, a cleaning chamber, a filtration chamber, an ash bucket, a filtration bag and a fan; the environment-friendly equipment is characterized in that the box body is internally provided with C wave band ultraviolet radiators. The environment-friendly equipment provided by the utility model has the advantages of being capable of dedusting while removing heavy metal pollutants such as SO2, NOx and mercury, and being high in removal efficiency, strong in reactivity, low in operating cost, less in project investment, small in floor space, simple in required system structure, easy and simple to operate, suitable for flue gas desulfurization of a new boiler and particularly suitable for transformation for building combustion equipment. The purification process does not need water, the power consumption is small, and secondary pollution is not generated.
Description
Technical field
The utility model relates to a kind of environmental protection equipment, and particularly a kind of activity of utilizing the C-band ultraviolet ray to irradiate sulphur, nitrogen and carbon atom in the raising molecule, interrupt molecular link, thus the environmental protection equipment of desulfurization removing nitric when realizing dedusting.
Background technology
China is maximum in the world coal production and country of consumption, annual have 2,400 ten thousand tons to airborne release SO2, NO2 has 7,000,000 tons, and volume of smoke. the sour deposit fouling that a large amount of SO2 and NO2 pollute and cause thus, caused serious harm to health, agricultural, forest, fishery, material etc.
China's boiler smoke abatement dirt device all belongs to dry type, wet type eddy dust-removing device and electrostatic precipitator, its efficiency of dust collection does not reach standard for boiler soot discharge, atmospheric environment is polluted, especially the clearance of the sulfur dioxide in boiler smoke, nitrogen oxide is not high, to the pollution of atmospheric environment, very large to the health hazard of human body.For this reason, country has dropped into huge manpower, financial resources, still can not effectively be administered; The reasons such as the consumption huge fund has been introduced many covers large power plant flue gas treatment technology from external, but all huge because of its plant investment, and operating cost is high, and floor space is large, can not promote the use.Especially for the medium small boiler user, owing to there is no economical and practical flue gas treating process and device, and be forced to adopt the probable thermo oil boiler of the expensive right gas of right material.
Do not reach environmental emission standard in order to solve existing boiler smoke abatement efficiency of dust collection, remove sulfur dioxide and nitrogen oxide in boiler smoke, reduce most important to the pollution of atmospheric environment.
The processing method of flue gas is very many, and the method relevant to this technique has wet method-ammonia desulfurizing process and dry method-limestone-gypsum method.
In the wet method ammonia-process desulfurization technique, the more representational ammonia fertilizer method desulfur technology that East China University of Science's exploitation is arranged, it adopts ammonia is desulfurizing agent, in absorption tower, circulation absorbs S02, again through processes such as oxidation, crystallization, dryings, but producing ammonium sulfate byproduct. and technical process is numerous and diverse, and equipment is huge, the plant investment costliness, operating cost is high.
In addition, about flue gas ash removal, the water law efficiency of dust collection is low, consumes great lot of water resources and forms secondary pollution, and this can convert smoke pollution to water and pollute.The commercial power that electric precipitation consumption is a large amount of, move cost higher, and when the handle high voltages high concentrations of gas, the inefficiency of electric precipitation, easily form discharge beyond standards.Dry method high pressure or Low-Pressure Pulse Bag Filter have good dust removing effects, but its ability that simultaneously removes the multiple pollutants such as sulphur in flue gas, nitrogen, mercury is very weak.
The utility model content
Embodiment of the utility model mainly solves the problem that existing sack cleaner can't remove the multiple pollutants such as sulphur in flue gas, nitrogen, mercury simultaneously, providing a kind of utilizes the C-band ultraviolet ray to irradiate the activity that improves sulphur, nitrogen and carbon atom in molecule, interrupt molecular link, thus the environmental protection equipment of desulfurization removing nitric when realizing dedusting.
The above-mentioned technical problem of the present embodiment is mainly solved by following technical proposals:
A kind of environmental protection equipment that utilizes ultraviolet desulfurization removing nitric, comprise casing, air inlet, gas outlet, clean room, filter chamber, ash bucket, filter, and blower fan, is provided with the C-band ultraviolet lamp in described casing.
Further, described C-band ultraviolet lamp is the C-band ultraviolet lamp of wavelength at 18～27nm.
Further, described casing is provided with device for control ultra violet lamp outward.
Further, also comprise injection system, be positioned at clean room, for the deposition dust in cleaning and filtering; Described injection system comprises compressed air source unit and winding-up pipeline; Air-flow blows in filter by the injection tube route from compressed air source unit.
Further, described injection system also comprises some pulse valves, and described pulse valve one end is connected with compressed air source unit, and the other end joins with the winding-up pipeline.
Further, also comprise some lift valves, described lift valve is arranged in the pipeline that connects air outlet, for dedusting and the deashing pattern of switching cleaner.
Further, also comprise desulfurization removing nitric agent winding-up mouthful, described desulfurization removing nitric agent winding-up mouth is arranged on the air inlet place.
Therefore to flue gas desulfuration and denitrification, belong to dry denitrogenation when the utility model can be realized dedusting, without being equipped with the device such as pulping system, have equipment simple, the advantage such as dosing is easy, can save relevant cost in a large number.The desulfurization removing nitric agent directly can be sprayed in the flue gas outlet pipe during use, mix with flue gas, with the C-band ultraviolet lamp, flue gas be carried out to irradiation simultaneously.Can produce in this course free radical and the active atomic of a large amount of activity, and heterogeneous reaction occurs, be substance oxidations such as N0, NO2, SO2 nitrate and sulfate, thereby reach the purpose of desulfurization removing nitric.Experiment shows that the removal efficiency of the materials such as N0, NO2, SO2 can reach more than 90% under suitable power and metering.
As can be seen from the above technical solutions, environmental protection equipment and the dust collection method thereof of the ultraviolet desulfurization removing nitric of utilization provided by the utility model have the following advantages:
1. can in dedusting, remove the heavy metal contaminants such as SO2, NOx and mercury, removal efficiency is high, reactivity is strong;
2. equipment operating cost is low, and construction investment is few, and floor space is little, requires system architecture simple, easy and simple to handle, not only is applicable to the flue gas desulfurization of newly constructed boiler, also is specially adapted to build the transformation of combustion apparatus.
3. do not need water in purification process, power consumption is little, can not produce secondary pollution.
The accompanying drawing explanation
Fig. 1 is the utility model embodiment body structure schematic diagram;
Fig. 2 is the utility model embodiment top board structure schematic diagram;
Wherein: 1-casing, 2-air inlet, 3-air outlet, 4-ash bucket ,-blower fan, 6-filter, 7-C band ultraviolet lamp, 8-winding-up pipeline, 9-compressed air source unit, 10-device for control ultra violet lamp, 11-pulse valve, 12-lift valve, 13-desulfurization removing nitric agent winding-up mouthful.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the technical solution of the utility model is done more specifically bright.
A kind of environmental protection equipment that utilizes ultraviolet desulfurization removing nitric of the present embodiment, as shown in Figure 1, the filter 6 that comprises casing 1, air inlet 2, gas outlet 3, clean room, filter chamber, ash bucket 4, employing filter bag type, and blower fan, be provided with C-band ultraviolet lamp 7 in described casing 1.Described C-band ultraviolet lamp 7 is the C-band ultraviolet lamp of wavelength at 18～27nm.Be provided with device for control ultra violet lamp 10 outside casing 1.Control the unlatching of C-band ultraviolet lamp 7 or close by device for control ultra violet lamp 10.
The present embodiment also comprises injection system, is positioned at clean room, for the deposition dust in cleaning and filtering 6; Described injection system comprises compressed air source unit 9 and winding-up pipeline 8; Air-flow blows in filter 6 by winding-up pipeline 8 from compressed air source unit 9.Described injection system also comprises some pulse valves 11, and described pulse valve 11 1 ends are connected with compressed air source unit 9, and the other end joins with winding-up pipeline 8.
The present embodiment also comprises some lift valves 12, and described lift valve 12 is arranged in the pipeline that connects air outlet 3, for dedusting and the deashing pattern of switching cleaner.
The present embodiment also comprises desulfurization removing nitric agent winding-up mouth 13, and described desulfurization removing nitric agent winding-up mouth 13 is arranged on air inlet 2 places.The desulfurization removing nitric agent here can be selected the mixture of calcium-base montmorillonite, calcium oxide, ferriferous oxide, carbonate, titanium dioxide, and wherein ferriferous oxide is one or more in ferrous oxide, di-iron trioxide, tri-iron tetroxide.Described carbonate is one or more in calcium carbonate, magnesium carbonate.Should suitably select the desulfurization removing nitric agent according to actual conditions according to smoke components in application.
Therefore to flue gas desulfuration and denitrification, belong to dry denitrogenation when the utility model can be realized dedusting, without being equipped with the device such as pulping system, have equipment simple, the advantage such as dosing is easy, can save relevant cost in a large number.The desulfurization removing nitric agent directly can be sprayed in the flue gas outlet pipe during use, mix with flue gas, with the C-band ultraviolet lamp, flue gas be carried out to irradiation simultaneously.Can produce in this course free radical and the active atomic of a large amount of activity, and heterogeneous reaction occurs, N0, NO
2, SO
2Be nitrate and sulfate Deng substance oxidation, thereby reach the purpose of desulfurization removing nitric.Experiment shows under suitable power and metering, N0, NO
2, SO
2Removal efficiency Deng material can reach more than 90%.
Above a kind of environmental protection equipment of ultraviolet desulfurization removing nitric that utilizes provided by the utility model is described in detail, for one of ordinary skill in the art, thought according to the utility model embodiment, all will change in specific embodiments and applications, such as installation site of box shape and C-band ultraviolet lamp 7 etc., all can do respective change according to actual needs.In sum, this description should not be construed as restriction of the present utility model.
Claims (8)
1. an environmental protection equipment that utilizes ultraviolet desulfurization removing nitric, comprise casing (1), air inlet (2), gas outlet (3), clean room, filter chamber, ash bucket (4), filter (6), and blower fan, it is characterized in that, be provided with C-band ultraviolet lamp (7) in described casing (1).
2. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 1, is characterized in that, described C-band ultraviolet lamp (7) is the C-band ultraviolet lamp of wavelength between 18～27nm.
3. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 1, is characterized in that, the outer device for control ultra violet lamp (10) that is provided with of described casing (1).
4. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 1, is characterized in that, also comprises and be positioned at clean room by injection system, for the deposition dust in cleaning and filtering (6); Described injection system comprises compressed air source unit (9) and winding-up pipeline (8); Air-flow from compressed air source unit (9) by the winding-up pipeline (8) by blowing in filter (6).
5. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 4, it is characterized in that, described injection system also comprises some pulse valves (11), and described pulse valve (11) one ends are connected with compressed air source unit (9), and the other end joins with winding-up pipeline (8).
6. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 1, it is characterized in that, also comprise some lift valves (12), described lift valve (12) is arranged in the pipeline that connects air outlet (3), for dedusting and the deashing pattern of switching cleaner.
7. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 1, is characterized in that, also comprises desulfurization removing nitric agent winding-up mouthful (13).
8. the environmental protection equipment of the ultraviolet desulfurization removing nitric of utilization according to claim 7, is characterized in that, described desulfurization removing nitric agent winding-up mouthful (13) is arranged on air inlet (2) and locates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203482505U CN203315987U (en) | 2013-06-18 | 2013-06-18 | Environment-friendly equipment for desulfurization and denitrification through utilizing ultraviolet rays |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203482505U CN203315987U (en) | 2013-06-18 | 2013-06-18 | Environment-friendly equipment for desulfurization and denitrification through utilizing ultraviolet rays |
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| CN203315987U true CN203315987U (en) | 2013-12-04 |
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| CN2013203482505U Expired - Fee Related CN203315987U (en) | 2013-06-18 | 2013-06-18 | Environment-friendly equipment for desulfurization and denitrification through utilizing ultraviolet rays |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103638809A (en) * | 2013-12-13 | 2014-03-19 | 江苏大学 | Method and system for removing mercury from optical flue with air cooling device |
| CN103657363A (en) * | 2013-12-13 | 2014-03-26 | 江苏大学 | Method and system for removing mercury from coupling flue based on ultraviolet lamp |
| CN105854579A (en) * | 2016-05-10 | 2016-08-17 | 湖州荣大环境科技有限公司 | Flue gas treatment technology and flue gas treatment equipment for textile printing and dyeing setter |
| CN105944555A (en) * | 2016-05-10 | 2016-09-21 | 湖州荣大环境科技有限公司 | Flue gas treatment device of printing and dyeing setting machine |
| CN109224816A (en) * | 2018-10-26 | 2019-01-18 | 江苏中远环保科技有限公司 | A kind of energy-saving equipment using ultraviolet light desulfurization removing nitric |
-
2013
- 2013-06-18 CN CN2013203482505U patent/CN203315987U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103638809A (en) * | 2013-12-13 | 2014-03-19 | 江苏大学 | Method and system for removing mercury from optical flue with air cooling device |
| CN103657363A (en) * | 2013-12-13 | 2014-03-26 | 江苏大学 | Method and system for removing mercury from coupling flue based on ultraviolet lamp |
| CN103657363B (en) * | 2013-12-13 | 2016-05-25 | 江苏大学 | A kind of method and system based on uviol lamp coupling flue demercuration |
| CN105854579A (en) * | 2016-05-10 | 2016-08-17 | 湖州荣大环境科技有限公司 | Flue gas treatment technology and flue gas treatment equipment for textile printing and dyeing setter |
| CN105944555A (en) * | 2016-05-10 | 2016-09-21 | 湖州荣大环境科技有限公司 | Flue gas treatment device of printing and dyeing setting machine |
| CN109224816A (en) * | 2018-10-26 | 2019-01-18 | 江苏中远环保科技有限公司 | A kind of energy-saving equipment using ultraviolet light desulfurization removing nitric |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20180618 |