CN2751870Y - Bacteria culture apparatus for waste gas biological treatment - Google Patents
Bacteria culture apparatus for waste gas biological treatment Download PDFInfo
- Publication number
- CN2751870Y CN2751870Y CNU2004201074625U CN200420107462U CN2751870Y CN 2751870 Y CN2751870 Y CN 2751870Y CN U2004201074625 U CNU2004201074625 U CN U2004201074625U CN 200420107462 U CN200420107462 U CN 200420107462U CN 2751870 Y CN2751870 Y CN 2751870Y
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- Prior art keywords
- waste gas
- biological treatment
- cultivation
- bacteria
- utility
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- Expired - Fee Related
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- 239000002912 waste gas Substances 0.000 title claims abstract description 67
- 241000894006 Bacteria Species 0.000 title claims abstract description 41
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 21
- 230000001580 bacterial effect Effects 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 description 7
- 244000005700 microbiome Species 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 241000589516 Pseudomonas Species 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 239000010865 sewage Substances 0.000 description 6
- 241000193830 Bacillus <bacterium> Species 0.000 description 5
- 235000015097 nutrients Nutrition 0.000 description 5
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 4
- 241000605118 Thiobacillus Species 0.000 description 4
- 241000589634 Xanthomonas Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical class CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 241000186359 Mycobacterium Species 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000012258 culturing Methods 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 241000228212 Aspergillus Species 0.000 description 2
- 241000235395 Mucor Species 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 241000228143 Penicillium Species 0.000 description 2
- 241000235527 Rhizopus Species 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- WQOXQRCZOLPYPM-UHFFFAOYSA-N dimethyl disulfide Chemical compound CSSC WQOXQRCZOLPYPM-UHFFFAOYSA-N 0.000 description 2
- DNJIEGIFACGWOD-UHFFFAOYSA-N ethanethiol Chemical compound CCS DNJIEGIFACGWOD-UHFFFAOYSA-N 0.000 description 2
- 239000002917 insecticide Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000010899 nucleation Methods 0.000 description 2
- 150000002898 organic sulfur compounds Chemical class 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920002994 synthetic fiber Polymers 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- 241000186046 Actinomyces Species 0.000 description 1
- 241000203716 Actinomycetaceae Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000205062 Halobacterium Species 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 241001148470 aerobic bacillus Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Treating Waste Gases (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
The utility model provides a bacteria cultivating device for biological treatment of waste gas. The bacteria cultivating device for biological treatment of waste gas comprises a bacteria cultivating pot and a blower connected with a waste gas collecting pipe. The bacteria cultivating pot is provided with a bacteria inlet, and the lower part of the bacteria cultivating pot is provided with a waste gas inlet and a bacteria liquid outlet. The waste gas inlet is communicated with the blower through a waste gas guiding pipe. The bacteria liquid outlet is connected with a bioreactor. A gas distributing device is arranged inside the bacteria cultivating pot. The gas distributing device is connected with the waste gas inlet. The bacteria cultivating device for biological treatment of waste gas of the utility model has the advantages of simple structure and convenient operation. Because the utility model can be moved, the utility model is suitable for occasions with any requirements and has strong applicability. The bacteria cultivating pot can be reused for many times, so the utility model has strong practicability and can become the matching technology and the important equipment for the technique of biological treatment of waste gas, and the utility model can also be largely produced as a special product for environmental protection.
Description
(1) technical field
The utility model relates to a kind of cultivation device that is used for the waste gas biological treatment.
(2) background technology
The biological treatment process of waste gas, essence be attached to the microorganism on the biologic packing material medium under the adapt circumstance condition, utilize pollutant in the waste gas as the carbon source and the energy, keep its vital movement, and they be decomposed into CO
2, H
2O and SO
4 2-Etc. the process of harmless inorganic matter, be a green environmental protection technique; Simultaneously because its technological process is simple, easy and simple to handle, and cost is low, is particularly useful for handling the waste gas of the big air quantity of low concentration and is subject to people's attention day by day.
The cultivation of existing waste gas biological treatment industrial microorganism, directly in bioreactor, carry out, this can make that start-up time is long, particularly in laboratory screening and separating obtained degradation bacteria, single often bacterial classification, and on-the-spot waste gas is formed multiple often blending ingredients and is being changed, thus corresponding microorganism species actual be the mixing degradation bacteria.Thereby to make that all contaminations reaches efficient and stable removal effect in the waste gas, often needed tens of days even the longer time.This not only makes the device effect of can not bringing into normal play, and the more important thing is to make in the biological treatment device for exhaust gas initial operating stage waste gas pollutant can not qualified discharge, and pollutes surrounding environment.
(3) summary of the invention
The deficiency that existing waste gas biologic treating technique cultivation bacterial classification is single in order to solve, bioreactor start-up time is long, treatment effect is not good enough, the utility model provides a kind of can make the cultivation device that is used for the waste gas biological treatment that bioreactor starts rapidly, the cultivation bacterial classification is abundant, treatment effect is good.
For solving prior art problem the technical solution adopted in the utility model be:
A kind of cultivation device that is used for the waste gas biological treatment, comprise the cultivation jar, also comprise the blower fan that links to each other with the waste gas collection tube, described cultivation jar is provided with the bacterial classification inlet, the bottom is provided with exhaust gas entrance and the outlet of bacterium liquid, described exhaust gas entrance is by waste gas duct and described blower fan conducting, and described bacterium liquid outlet links to each other with bioreactor.Be provided with gas pipe in the described cultivation jar, described gas pipe links to each other with described exhaust gas entrance.
Described cultivation jar can be made the cross section and be circular, square or other suitable shape, its material can select synthetic material such as PVC and or metal material such as steel plate, as catabolites such as sulfide hydrogens in the waste gas is the pollutant of acidic materials, then contain sulfur-oxidizing bacteria in the mixed bacteria liquid of being cultivated, then need to adopt or apply anti-corrosion material.
Seeding tank can be made the cross section and be circular, square or other suitable shape, its material can select synthetic material such as PVC and or metal material such as steel plate, seeding tank is nutrient solution and bacterial classification feed system, supply with bacterial classification at initial operating stage, during whole cultivation, also can replenish the needed inorganic nutrient salt of fresh moisture content and microorganism.
When oxygen content was not enough in waste gas, described waste gas collection tube can be provided with air bypass passage.
Described waste gas duct is provided with control valve and flowmeter; Can be provided with water temperature regulater and pH controller in the described cultivation jar.
Described cultivation jar is outer can be provided with heat-insulation layer.All equipment can be made fixed, also can be mounted and fixed on one dull and stereotyped go up or a casing in, as the packaged type device, casing also can be made portable room, when needs, available automobile is transported at any time needs the applying biological method to handle the scene of waste gas Anywhere.
The beneficial effect that is used for the cultivation device of waste gas biological treatment described in the utility model is mainly reflected in: (1) is because the bacterial classification that obtains of cultivating is a direct applied mixed bacteria liquid on the engineering, it cultivates needed environmental condition broad (as not needing gnotobasis etc.), provides cost savings; On the other hand, because directly as substrate and directly contacting with nutrient solution, the pollutant (as carrene, methyl mercaptan etc.) that does not also just have an easy volatilization that general Bacteria Culture process run into is operational all difficulties and unsafe factor during as substrate cultivation with waste gas; (2) with actual waste gas as microorganism culture substrate (matrix), so microbe species is abundant in the mixed bacteria liquid of being cultivated, with strong points, adaptability is good, immediately just can commercial Application, make in the biological treatment device for exhaust gas 1～7 day and to enter the efficient stable operation with regard to finishing cultivation; (3) simple in structure, easy to use, owing to can be mobile device, the occasion of applicable any needs, adaptability is strong; (4) the cultivation jar can be repeatedly used, and is practical, can become the supporting technology and the visual plant of waste gas biological treatment, makes in a large number as an environmental protection special product.
(4) description of drawings
Fig. 1 is the structural representation that is used for the cultivation device of waste gas biological treatment described in the utility model.
(5) specific embodiment
Come the utility model is described further below in conjunction with accompanying drawing:
Referring to Fig. 1, a kind of cultivation device that is used for the waste gas biological treatment, comprise cultivation jar 2, also comprise the blower fan 3 that links to each other with waste gas collection tube 4, described cultivation jar 2 is provided with bacterial classification inlet 5, the bottom is provided with exhaust gas entrance 6 and bacterium liquid outlet 7, described exhaust gas entrance 6 is by waste gas duct 8 and described blower fan 3 conductings, and described bacterium liquid outlet 7 links to each other with bioreactor.Be provided with gas pipe 1 in the described cultivation jar, described gas pipe 1 links to each other with described exhaust gas entrance 6.Described waste gas collection tube 4 is provided with air bypass passage 9.Described waste gas duct is provided with control valve 10 and flowmeter 11.
During actual the use, bacterial classification and nutrient solution enter cultivation jar 2 by the bacterial classification inlet, waste gas is through blower fan 3, waste gas duct 8, enter cultivation jar 2 by exhaust gas entrance 6, be dispersed into micro-bubble through gas pipe 1 and contact with nutrient solution with bacterial classification, cultivate after 3～35 days, mixed bacteria liquid enters bioreactor by bacterium liquid outlet 7, sprinkle on the biologic packing material medium, starts the biological treatment of waste gas in bioreactor.
Application examples 1:
Handle certain Sewage Treatment at Pharmaceutical Factory waste gas with Biotrickling filter and bacteria bed tandem process, contain H in the waste gas
2S concentration is 300～500mg/m
3, containing VOCs (being mainly toluene and carrene etc.) concentration is 250～2000mg/m
3Adopt above-mentioned cultivation device, with the active sludge intermixture in the high-efficiency microorganism preparation of screening and culturing and preparation and this Sewage Treatment at Pharmaceutical Factory aerobic biochemical pond as bacterial classification, after cultivating 7 days at the scene, pH of mixed reduces to 3.2 from 7.8, then the pH that controls the cultivation jar is at 3.4～4.8, cultivate 14 days again after, think rule of thumb that mixed bacteria liquid has been cultivated to finish.
After the 21st day, promptly sprinkle is to the ZIU-2 filler of the ZIU-1 filler of Biotrickling filter and bacteria bed respectively the mixed bacteria liquid cultivated, and the pollutant removal result shows in the waste gas: the H in the waste gas
2The S clearance reached 95%, the 2 day and reaches 98%, the 3 day and reach more than 99% the same day; The clearance of VOCs reached 55%, the 6 day and reaches 85%, the 7 day and reach more than 90% the same day in the waste gas.
Strain separating and qualification result to the mixed bacteria liquid cultivated show, mainly contain Thiobacillus (Thiobacillus), bacillus (Bacillus), xanthomonas (Xanthomonas), pseudomonas (Pseudomonas), Actinomy cetaceae Mycobacterium (Mycobacterium) etc.
Application examples 2:
Contain the waste gas of carrene and dichloroethanes with the sewage disposal of Biotrickling filter PROCESS FOR TREATMENT insecticide factory, containing concentration dichloromethane in the waste gas is 700～1200mg/m
3, dichloroethanes concentration is 100～300mg/m
3Adopt above-mentioned cultivation device, with the active sludge intermixture in the false monospore Bacillus of screening and culturing GD11 bacterium liquid and this insecticide factory sewage disposal aerobic biochemical pond as bacterial classification, after cultivating 10 days at the scene, pH of mixed reduces to 3.4 from 7.9, then the pH that controls the cultivation jar is at 5.8～7.2, cultivate 15 days again after, think that mixed bacteria liquid has been cultivated to finish.
At the 26th day, promptly the mixed bacteria liquid of being cultivated is distinguished sprinkle to the ZIU-1 filler of Biotrickling filter, the pollutant removal result shows in the waste gas: carrene in the waste gas and dichloroethanes clearance reached 90% and 88% respectively the same day, reach 97% and 90%, the 3 day on the 2nd day respectively and reach 98.9% and 92% respectively.
Strain separating and qualification result to the mixed bacteria liquid cultivated show, mainly contain pseudomonas (Pseudomonas), salt bacillus (Halobacterium) and actinomyces mycobacterium (Mycobacteria) etc.
Application examples 3:
Handle waste gas with bacteria bed PROCESS FOR TREATMENT chemical engineering sewage, mainly contain benzene-like compounds such as benzene, toluene and dimethylbenzene, H
2The waste gas of organic sulfur compounds such as S and methyl mercaptan, ethyl mercaptan, dimethyl disulfide, the containing benezene compound concentration is 60～800mg/m in the waste gas
3, H
2S concentration is 5～40mg/m
3, the organic sulfide substrate concentration is 11～53mg/m
3Adopt above-mentioned cultivation device, with the active sludge intermixture in the high-efficiency microorganism preparation of screening and culturing and preparation and on-the-spot sewage disposal aerobic biochemical pond as bacterial classification, after cultivating 8 days at the scene, pH of mixed reduces to 2.9 from 7.4, then the pH that controls the cultivation jar is at 3.8～4.2, cultivate 18 days again after, think that mixed bacteria liquid has been cultivated to finish.
At the 27th day, promptly sprinkle was to the ZIU-2 filler of bacteria bed respectively the mixed bacteria liquid of being cultivated, and the pollutant removal result shows in the waste gas: H in the waste gas
2The clearance of S reached 92%, the 2 day and reaches 97%, the 3 day and reach 100% the same day; Benzene-like compounds reached 90%, the 2 day and reaches 97%, the 3 day and reach 99% the same day; Organic sulfur compound reached 80%, the 2 day and reaches 89%, the 3 day and reach 98% the same day.
Strain separating and qualification result to the mixed bacteria liquid cultivated show, mainly contain aerobic bacillus (Bacillus), xanthomonas (Xanthomonas), pseudomonas (Pseudomonas), Thiobacillus (Thiobacillus), mucor (Mucor), Penicillium (Penicillium), rhizopus (Rhizopus), aspergillus (Aspergillus) etc.
Claims (7)
1. one kind is used for the cultivation device that waste gas is carried out a biological disposal upon, comprise the cultivation jar, it is characterized in that: described cultivation device also comprises the blower fan that links to each other with the waste gas collection tube, described cultivation jar is provided with the bacterial classification inlet, the bottom is provided with exhaust gas entrance and the outlet of bacterium liquid, described exhaust gas entrance is by waste gas duct and described blower fan conducting, and described bacterium liquid outlet links to each other with bioreactor.
2. the cultivation device that is used for the waste gas biological treatment as claimed in claim 1, it is characterized in that: be provided with gas pipe in the described cultivation jar, described gas pipe links to each other with described exhaust gas entrance.
3. the cultivation device that is used for the waste gas biological treatment as claimed in claim 1 or 2, it is characterized in that: described waste gas collection tube is provided with air bypass passage.
4. the cultivation device of waste gas biological treatment as claimed in claim 3 is characterized in that described waste gas duct is provided with control valve and flowmeter.
5. the cultivation device that is used for the waste gas biological treatment as claimed in claim 3 is characterized in that being provided with water temperature regulater in the described cultivation jar.
6. the cultivation device that is used for the waste gas biological treatment as claimed in claim 3 is characterized in that being provided with the pH controller in the described cultivation jar.
7. the cultivation device that is used for the waste gas biological treatment as claimed in claim 3 is characterized in that described cultivation jar is provided with heat-insulation layer outward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201074625U CN2751870Y (en) | 2004-10-21 | 2004-10-21 | Bacteria culture apparatus for waste gas biological treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004201074625U CN2751870Y (en) | 2004-10-21 | 2004-10-21 | Bacteria culture apparatus for waste gas biological treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2751870Y true CN2751870Y (en) | 2006-01-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004201074625U Expired - Fee Related CN2751870Y (en) | 2004-10-21 | 2004-10-21 | Bacteria culture apparatus for waste gas biological treatment |
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| Country | Link |
|---|---|
| CN (1) | CN2751870Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594983A (en) * | 2013-11-01 | 2015-05-06 | 北京中卫神农慢性病医学研究院有限公司 | Bioengineering device for automobile emission purification |
-
2004
- 2004-10-21 CN CNU2004201074625U patent/CN2751870Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594983A (en) * | 2013-11-01 | 2015-05-06 | 北京中卫神农慢性病医学研究院有限公司 | Bioengineering device for automobile emission purification |
| CN104594983B (en) * | 2013-11-01 | 2019-05-17 | 北京中卫神农慢性病医学研究院有限公司 | A kind of purifying vehicle exhaust bioengineering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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 |