CN2710731Y - Biological catalystic-oxidation equipment for removing sulphur - Google Patents
Biological catalystic-oxidation equipment for removing sulphur Download PDFInfo
- Publication number
- CN2710731Y CN2710731Y CNU2004200522484U CN200420052248U CN2710731Y CN 2710731 Y CN2710731 Y CN 2710731Y CN U2004200522484 U CNU2004200522484 U CN U2004200522484U CN 200420052248 U CN200420052248 U CN 200420052248U CN 2710731 Y CN2710731 Y CN 2710731Y
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- China
- Prior art keywords
- bio
- regeneration activating
- activating device
- packing apparatus
- filler
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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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- Biological Treatment Of Waste Water (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model provides a novel biological catalystic oxidation device for desulphurization, comprising a biological material filling device and a regeneration activating device. Filling materials are filled in the biological material filling device; the upper end of the filling material is provided with a liquid spraying device communicated with the regeneration activating device via a first water pump; the top end of the biological material filling device is provided with an air outlet; the side surface of the lower end of the biological material filling device is provided with an air inlet, and the bottom of the biological material filling device is provided with a liquid outlet communicated with the regeneration activating device via a second water pump; one side of the regeneration activating device is provided with a liquid inlet; the lower part of the regeneration activating device is provided with an aeration stirring device. The utility model has the advantages of simple structure and operation, high treatment efficiency, low cost, wide application, etc. Besides, the novel biological catalystic oxidation device for desulphurization is especially suitable for the purifying desulphurization of the coal-burning waste gas, coal gas, natural gas, methane gas, etc.
Description
Technical field
The utility model relates to environmental protection to containing H
2S and SO
2The desulfurization purifier of waste gas and valuable gases, specifically a kind of bio-catalytical oxidation desulfurizer.
Technical background
At present, the method that is used for gas sweetening mainly contains absorption process, oxidizing process and biological treatment etc.Absorption process is to utilize alkaline matter to H
2S and (or) SO
2Absorb and transform, need to use a large amount of alkaline lyosoptions in absorption process, and have poor processing effect, occupation area of equipment is big, and absorption liquid needs problems such as further processing.Oxidizing process is to utilize oxidant with H
2S and (or) SO
2Be oxidized to high price sulphur, exist treatment effeciency low, problems such as catalyst regeneration difficulty.Biological treatment mainly is bio-trickling method, biofiltration process and biological washing method, though the efficient of removal advantages of higher is arranged, can only be used to handle low concentration gas.Above-described problem has had a strong impact on the practical application widely of these methods.
Summary of the invention
The purpose of this utility model is the desulfurizing and purifying problem that solves waste gas and valuable gases, for containing H
2S and (or) SO
2The desulfurization of gas is handled and is provided that a kind of simple in structure, flexible and convenient operation, cost are low, good purification, range of application is wide, treatment effeciency is high bio-catalytical oxidation desulfurizer.
The purpose of this utility model realizes by following technical scheme, the bio-catalytical oxidation desulfurizer, comprise bio-packing apparatus and regeneration activating device, it is characterized in that: be filled with filler in the bio-packing apparatus, in the filler upper end liquid spraying device that communicates with the regeneration activating device by first water pump is installed, the bio-packing apparatus top is provided with exhaust outlet, the bio-packing apparatus lower end side is equipped with air inlet, and be provided with the leakage fluid dram that communicates with the regeneration activating device by second water pump in bio-packing apparatus bottom, one side of regeneration activating device is equipped with inlet, and regeneration activating device bottom is provided with the aeration agitation device.Bio-packing apparatus and regeneration activating device can be that stacked installation also can be that block form is installed.Filler can adopt natural or artificial inorganic material, organic material, mineral material and solid waste, and packing layer is an individual layer, also can be multilayer.Liquid spraying device can adopt tubulose, tabular, nozzle type.Aeration agitation device in the regeneration activating device can adopt stirring-type, stirs air suction type, blasts air type and stir and blast the air associated form.The profile of bio-packing apparatus and regeneration activating device can be tower, pond formula, egg formula or other shape, and the top of bio-packing apparatus and regeneration activating device can be made into open type, part open type and column channel-type.Sulfur oxide in the described spray liquid contains sulfur oxidizing bacterium and ferric ion oxidant, and sulfur oxidizing bacterium is single to two kinds, bacterium, the microorganism of sulfur oxide more than two kinds.Filler can be filled or do not filled in regeneration activating device inside.
The utility model has the advantages that, by the combination of chemical catalytic oxidation method and biological oxidation process, in purification process to H
2S and (or) SO
2Produce chemistry and biological oxidation, simultaneously biological and oxidant are produced activation and palingenesis, promptly the biological and chemical catalytic oxidation of sulphur and the regenerative process of oxidant are carried out simultaneously, thereby improved greatly containing H
2S and (or) SO
2The treatment effeciency of waste gas and valuable gases and ability effectively reduce processing cost.The utlity model has and adapt to concentration of treatment wide ranges, structure and simple to operate, biological inoculum and filler and be easy to get, start advantage easy, stable, that treatment effeciency is high, the device fabrication cost is low, processing cost is low, be specially adapted to the various H of containing
2S and SO
2Valuable gases and treatment of waste gas.
Description of drawings
With reference to Figure of description the utility model is elaborated.
Accompanying drawing 1 is a structural representation of the present utility model.
The bio-catalytical oxidation desulfurizer, comprise bio-packing apparatus 1 and regeneration activating device 2, be filled with filler 3 in the bio-packing apparatus 1, the liquid spraying device 7 that communicates with regeneration activating device 2 by first water pump 11 is installed in filler 3 upper ends, bio-packing apparatus 1 top is provided with exhaust outlet 6, bio-packing apparatus 1 lower end side is equipped with air inlet 4, and be provided with the leakage fluid dram 5 that communicates with regeneration activating device 2 by second water pump 10 in bio-packing apparatus 1 bottom, one side of regeneration activating device 2 is equipped with inlet 8, and regeneration activating device 2 bottoms are provided with aeration agitation device 9.Bio-packing apparatus 1 can be that stacked installation also can be that block form is installed with regeneration activating device 2.Filler 3 can adopt natural or artificial inorganic material, organic material, mineral material and solid waste, and packing layer 3 is an individual layer, also can be multilayer.The filler that adds can be soft and hard filler, and the centre is available also can be without baffle interval.Liquid spraying device 7 can adopt tubulose, tabular, nozzle type, plays even gas distribution effect.Aeration agitation device 9 in the regeneration activating device 2 can adopt stirring-type, stirs air suction type, blasts air type and stir and blast the air associated form.During desulfurization, can feed also not oxygen-containing gas such as bubbling air, pure oxygen in filler device 1, concrete condition is decided according to pending gas requirement and purposes.The profile of bio-packing apparatus 1 and regeneration activating device 2 can be tower, pond formula, egg formula or other shape, and the top of bio-packing apparatus 1 and regeneration activating device 2 can be made into open type, part open type and is the column passage as chimney of different shape.Sulfur oxide in the described spray liquid contains sulfur oxidizing bacterium and ferric ion oxidant, and sulfur oxidizing bacterium is single to two kinds, bacterium, the microorganism of sulfur oxide more than two kinds.Bacterium can be Thiobacillus ferrooxidans, thiobacillus ferrooxidant, Thiobacillus thioxidans, thermophilic acidophilic acid sulfuration bacterium etc., sulfur-bearing oxidation bacterium and Fe
3+Oxidant is simultaneously to the H in the pending gas
2S, SO
2Play oxidation and bio-catalytical oxidation effect; In filler device 1 and activating apparatus 2, the oxidation bacterium is to ferrous (Fe simultaneously
2+) ion plays oxidation, makes ferrous (Fe
2+) ion is converted into high ferro (Fe
3+) the ionic oxide formation agent.Filler can be filled or do not filled in described regeneration activating device 2 inside.
During use, in filler device 1, when pending gas enters bio-packing apparatus 1 by air inlet 4, in passing through the process of filler 3, the H in the gas
2S and SO
2Be subjected to chemical oxidation and biological oxidation to obtain handling and transforming, purified gas is discharged through exhaust outlet 6.When containing the spray liquid process filler of renewable oxidant, filling surface can be grown biomembrane, plays the effect of degradation of contaminant and oxidant regeneration; Not only to H
2S and SO
2Play chemical oxidation and biological oxidation, and can play the effect of supplemental oxidant, nutrient solution and fresh bacterium liquid to filler, the spray liquid after the use turns back to and carries out bioactivation and oxidant regeneration in the filler device 1, and is recycled.Pending gas and spray liquid flow direction can be in the same way, also can be reverse; When reverse, pending gas evenly enters through the bottom of air inlet 4 from filler device 1, through biofilm packing 36 discharges from gas outlet, filler device 1 top; From filler device 1 top spray, discharge from leakage fluid dram 5 by liquor collecting system from the bottom of filler device 1 through filler 3 by spray liquid by liquid distributor 7 for liquid.
Described bio-packing apparatus 1 also can use separately, also can unite use with activating apparatus 2.When bio-packing apparatus 1 was united use with activating apparatus 2, filling out the liquid that leakage fluid dram 5 is discharged the tower 1 from biology can also can enter in the activating apparatus 2 by second water pump 10 by gravity flow; Liquid in the activating apparatus 2 can enter in the bio-packing apparatus 1 by gravity flow or the spray equipment of sending in the bio-packing apparatus 1 by first water pump 11 7, when wherein bio-packing apparatus 1 and activating apparatus 2 are stacked use, activating apparatus 2 can on the bio-packing apparatus 1 or under.When bio-packing apparatus 1 used separately, the spray equipment that the liquid that leakage fluid dram 5 is discharged from bio-packing apparatus 1 is sent in the bio-packing apparatus 1 by second water pump 10 entered in the filler device 1.Nutrient solution in the activating apparatus 2 or fresh bacterium liquid can add by inlet 8, also can directly add in the activating apparatus 2; Mix with the liquid of discharge in the filler device 1 under the stirring action of aeration agitation device 9, carry out the regeneration of bioactivation and oxidant, the spray equipment 7 that the liquid behind overactivation enters in the filler device 1 is realized circulation.
When the utility model was made, the filler of biofilm packing device 1 can be single filler, also can be two or more compounded mix.When packing layer was multilayer, interlayer needed to separate with baffle plate.Material as filler can be inorganic material, organic material, mineral material and solid waste etc., as pottery, coke, active carbon, carbon fiber, plastics, resin, zeolite, float stone, slag, bamboo and wood materials, mineralized waste etc.Filler can provide nutrition for microorganism, also can not provide nutrition for microorganism.Sulfur oxidizing bacterium in the spray liquid and Fe
3+Oxidant obtains regeneration, activation and replenishes in activating apparatus 2;
When the utility model was made, the material of making bio-packing apparatus 1 and regenerating unit 2 and connecting pipe and miscellaneous equipment and parts can be metal, organic or inorganic material, as engineering plastics, stainless steel, cement pit etc.
The utility model is applicable to handle and contains various concentration H
2S and (or) SO
2Waste gas and valuable gases desulfurization and purification are as H in the valuable gases such as coal gas, natural gas and biogas
2S removes, and thermal power plant and coal-burning boiler contain SO
2The purification of waste gas.
Claims (8)
1. bio-catalytical oxidation desulfurizer, comprise bio-packing apparatus (1) and regeneration activating device (2), it is characterized in that: be filled with filler (3) in the bio-packing apparatus (1), in filler (3) upper end the liquid spraying device (7) that communicates with regeneration activating device (2) by first water pump (11) is installed, bio-packing apparatus (1) top is provided with exhaust outlet (6), bio-packing apparatus (1) lower end side is equipped with air inlet (4), and be provided with the leakage fluid dram (5) that communicates with regeneration activating device (2) by second water pump (10) in bio-packing apparatus (1) bottom, one side of regeneration activating device (2) is equipped with inlet (8), and regeneration activating device (2) bottom is provided with aeration agitation device (9).
2, bio-catalytical oxidation desulfurizer according to claim 1 is characterized in that: bio-packing apparatus (1) can be that stacked installation also can be that block form is installed with regeneration activating device (2).
3, bio-catalytical oxidation desulfurizer according to claim 1 is characterized in that: filler (3) can adopt natural or artificial inorganic material, organic material, mineral material and solid waste, and packing layer (3) is an individual layer, also can be multilayer.
4, bio-catalytical oxidation desulfurizer according to claim 1 is characterized in that: liquid spraying device (7) can adopt tubulose, tabular, nozzle type.
5, bio-catalytical oxidation desulfurizer according to claim 1 is characterized in that: the aeration agitation device (9) in the regeneration activating device (2) can adopt stirring-type, stirs air suction type, blasts air type and stir and blast the air associated form.
6, bio-catalytical oxidation desulfurizer according to claim 1, it is characterized in that: the profile of bio-packing apparatus (1) and regeneration activating device (2) can be tower, pond formula, egg formula or other shape, and the top of bio-packing apparatus (1) and regeneration activating device (2) can be made into open type, part open type and column channel-type.
7, bio-catalytical oxidation desulfurizer according to claim 1 is characterized in that: the sulfur oxide in the described spray liquid contains sulfur oxidizing bacterium and ferric ion oxidant, and sulfur oxidizing bacterium is single to two kinds, bacterium, the microorganism of sulfur oxide more than two kinds.
8, bio-catalytical oxidation desulfurizer according to claim 1 is characterized in that: filler can be filled or do not filled in regeneration activating device (2) inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200522484U CN2710731Y (en) | 2004-07-13 | 2004-07-13 | Biological catalystic-oxidation equipment for removing sulphur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200522484U CN2710731Y (en) | 2004-07-13 | 2004-07-13 | Biological catalystic-oxidation equipment for removing sulphur |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2710731Y true CN2710731Y (en) | 2005-07-20 |
Family
ID=34872686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200522484U Expired - Fee Related CN2710731Y (en) | 2004-07-13 | 2004-07-13 | Biological catalystic-oxidation equipment for removing sulphur |
Country Status (1)
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|---|---|
| CN (1) | CN2710731Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100444935C (en) * | 2007-02-14 | 2008-12-24 | 杭州能源环境工程有限公司 | Sewage biological desulphurizing device |
| CN101935566A (en) * | 2010-09-17 | 2011-01-05 | 重庆大学 | Biological combined desulfurization method and device for natural gas |
| CN101984026A (en) * | 2010-11-09 | 2011-03-09 | 浙江大学 | Integrated methane biological desulphurization device |
| CN102050516A (en) * | 2009-10-27 | 2011-05-11 | 中国石油化工股份有限公司 | Method for preparing selective microbial packing |
| CN101760425B (en) * | 2010-02-05 | 2012-05-23 | 浙江大学 | Biogas production-desulfurization integrated device |
| CN103933855A (en) * | 2014-04-26 | 2014-07-23 | 南京宇行环保科技有限公司 | Double-tower serially-connected device and method for removing SO2 and NOx from smoke by using biological method |
| TWI454304B (en) * | 2012-10-08 | 2014-10-01 | Univ Nat Chiao Tung | High concentration h2s elimination system and method |
| CN109012066A (en) * | 2018-09-17 | 2018-12-18 | 铜陵市天峰汽车维修服务有限责任公司 | A kind of collection device of organic exhaust gas biological treatment |
| CN109966883A (en) * | 2019-04-25 | 2019-07-05 | 常州南大常高新环保产业技术研究院有限公司 | A kind of biological desulphurization system that internal oxygenating is combined with external oxygenating |
-
2004
- 2004-07-13 CN CNU2004200522484U patent/CN2710731Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100444935C (en) * | 2007-02-14 | 2008-12-24 | 杭州能源环境工程有限公司 | Sewage biological desulphurizing device |
| CN102050516A (en) * | 2009-10-27 | 2011-05-11 | 中国石油化工股份有限公司 | Method for preparing selective microbial packing |
| CN101760425B (en) * | 2010-02-05 | 2012-05-23 | 浙江大学 | Biogas production-desulfurization integrated device |
| CN101935566B (en) * | 2010-09-17 | 2013-01-23 | 重庆大学 | Biological combined desulfurization method and device for natural gas |
| CN101935566A (en) * | 2010-09-17 | 2011-01-05 | 重庆大学 | Biological combined desulfurization method and device for natural gas |
| CN101984026B (en) * | 2010-11-09 | 2013-05-01 | 浙江大学 | Integrated methane biological desulphurization device |
| CN101984026A (en) * | 2010-11-09 | 2011-03-09 | 浙江大学 | Integrated methane biological desulphurization device |
| TWI454304B (en) * | 2012-10-08 | 2014-10-01 | Univ Nat Chiao Tung | High concentration h2s elimination system and method |
| CN103933855A (en) * | 2014-04-26 | 2014-07-23 | 南京宇行环保科技有限公司 | Double-tower serially-connected device and method for removing SO2 and NOx from smoke by using biological method |
| CN103933855B (en) * | 2014-04-26 | 2016-09-14 | 南京宇行环保科技有限公司 | SO in bioanalysis removing flue gas2and NOxdouble-column in series device and method |
| CN109012066A (en) * | 2018-09-17 | 2018-12-18 | 铜陵市天峰汽车维修服务有限责任公司 | A kind of collection device of organic exhaust gas biological treatment |
| CN109012066B (en) * | 2018-09-17 | 2021-04-30 | 铜陵市天峰汽车维修服务有限责任公司 | Organic waste gas biological treatment's collection device |
| CN109966883A (en) * | 2019-04-25 | 2019-07-05 | 常州南大常高新环保产业技术研究院有限公司 | A kind of biological desulphurization system that internal oxygenating is combined with external oxygenating |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Xu Xiaojun Document name: Notification of Termination of Patent Right |
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| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |