CN106975343A - A kind of high-performance bio deodorization process and system - Google Patents
A kind of high-performance bio deodorization process and system Download PDFInfo
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- CN106975343A CN106975343A CN201710223464.2A CN201710223464A CN106975343A CN 106975343 A CN106975343 A CN 106975343A CN 201710223464 A CN201710223464 A CN 201710223464A CN 106975343 A CN106975343 A CN 106975343A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/84—Biological processes
- B01D53/85—Biological processes with gas-solid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/90—Odorous compounds not provided for in groups B01D2257/00 - B01D2257/708
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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 invention discloses a kind of high-performance bio deodorization process and system, pending gas removes most pollutant using the first order processing unit in the bioreactor of integrated two-stage series connection structure, then utilize dusty gas of the second level processing unit processes from first processing units in the bioreactor of integrated two-stage series connection structure, remaining pollutant is removed, the gas discharge bioreactor after processing；The filler of first order processing unit is volcanic rock, shell, pyrite slag, and second level processing unit is volcanic rock, shell.The beneficial effects of the invention are as follows：The floor space and biological deodorizing system total water consumption of biological deodorizing equipment can be effectively reduced, extends the filler life-span, reduces system pressure loss, strengthens the stability of biological deodorizing system, treatment effeciency of the biological deodorizing system to various pollutants is improved.
Description
Technical field
The present invention relates to peculiar smell control field, more particularly, to a kind of high-performance bio deodorization process and system.
Background technology
Odorant wide material sources, mainly have：Municipal environmental sanitation class and factory class pollution sources.Breathing system of the odorant to people
System, the circulatory system, digestive system, internal system, nervous system have different degrees of infringement, therefore, odor pollution control
Receive the public and government more and more payes attention to.《Emission standard for odor pollutants》Etc. (GB14554-1993) to odor pollution
The discharge of thing is made that regulation, and emission request is increasingly strict.
At present, deodorization process mainly includes：Washing process, bioprocess technology, ion processes, photocatalysis technique, heating power oxidation
Technique and absorbing process, each technique applicable elements are different.Biology deodorization technique has that non-secondary pollution, operation maintenance be simple, expense
Low advantage is used, therefore is obtained a wide range of applications.But there are some areas for improvement in biology deodorization technique, such as：If
Standby floor space is larger；Biological metabolism produces acidic materials in system, and in the event of acid accumulation, and exogenously added alkali is adjusted not in time
PH, will have a strong impact on growth and the activity of biology, and then cause the reduction of biological deodorizing system efficiency；System is to different pollutants
Treatment effect difference it is larger.
The content of the invention
It is an object of the invention to provide a kind of high-performance bio deodorization process and system, it can effectively reduce biological deodorizing
The floor space and biological deodorizing system total water consumption of equipment, strengthen the stability of biological deodorizing system, improve biological deodorizing system
The treatment effeciency united to various pollutants.
In order to solve the above technical problems, embodiments of the present invention provide a kind of high-performance bio deodorization process, it includes：
Pending gas removes most dirt using the first order processing unit in the bioreactor of integrated two-stage series connection structure
Contaminate thing；First processing units are come from using the second level processing unit processes in the bioreactor of integrated two-stage series connection structure
Dusty gas, remove remaining pollutant, the gas discharge bioreactor after processing；Wherein, first order processing unit
Filler is volcanic rock, shell, pyrite slag, and the ratio of pyrite slag can be adjusted according to reductive pollutants concentration, second
Level processing unit is volcanic rock, shell.
Compared with prior art, first in two-stage series connection structure is utilized in the high-performance bio deodorization process that the present invention is provided
Level processing unit removes most pollutant, remaining pollutant is removed using second level processing unit, treatment effeciency is more
Efficiently, also, because two stages for the treatment of unit water tank is separate, it may be such that the biology in the circulation fluid of two-stage is independent of each other, though
The replacement frequency of the Water in Water Tanks of right first order processing unit is more than the water tank of second level processing unit, but two-stage always use water
Amount is less, and can be inoculated with different microorganisms for different pollutants on the premise of two stage cycle water tank is separate, is formed
Different dominant bacterias, can improve the treatment effeciency to different pollutants.In addition, volcanic rock, shell are natural materials, source is wide
It is general, it is easy to the acquisition raw material of low cost, and pyrite slag can realize minimizing and the resource of solid waste to greatest extent
Change, wherein, volcanic filling material can be adapted to biological growth, and shell filler can automatically adjust biological deodorizing system pH, pyrite slag
The removal effect to reductive pollutants such as hydrogen sulfide can be strengthened, three kinds of fillers are loaded in bioreactor and can effectively improved
Deodoration system stability and treatment effeciency.
In a kind of high-performance bio deodorization process of the present invention, the Sprayer Circulation water tank phase of bioreactor two stages for the treatment of unit
It is mutually independent, although the replacement frequency of the Water in Water Tanks of first order processing unit is more than second level water tank, but the total water consumption of two-stage
It is less.
In a kind of high-performance bio deodorization process of the present invention, the Sprayer Circulation water tank phase of bioreactor two stages for the treatment of unit
Mutually independent, the biology that can be inoculated with different microorganisms and be used to handle in different pollutants, the circulation fluid of two-stage is independent of each other,
Improve the treatment effeciency to different pollutants.
In a kind of high-performance bio deodorization process of the present invention, the upper strata filler of first order processing unit is volcanic rock and sulphur iron
The mixture of slag, lower floor's filler is shell, and the upper strata filler of second level processing unit is volcanic rock, and lower floor's filler is shell,
Volcanic rock can be used in biological growth, and shell can automatically adjust biological deodorizing system pH, and pyrite slag can strengthen to vulcanization
The removal effect of the reductive pollutants such as hydrogen.
Present invention also offers the high-performance bio deodoration system for efficient deodorizing technique, bioreactor is in the system
Integrated two-stage series connection structure, wherein, the spray of first order processing unit and second level processing unit in two-stage series connection structure
Cyclic water tank is separate, and the filler of first order processing unit is volcanic rock, pyrite slag, shell, second level processing unit
Filler is volcanic rock and shell；The isolation as gas passage is provided between first order processing unit and second level processing unit
Chamber, first order processing unit is provided with dusty gas input port, and second level processing unit is provided with gas delivery port.
Compared with prior art, the high-performance bio deodoration system that the present invention is provided uses two-stage series connection structure, two to the system
Connected between level with gas passage, integration can be achieved, structure is compacter, and floor space is smaller.
The processing load of first order processing unit in the present invention is larger, and the processing load of second level processing unit is less than the
Coagulation unit, can remove remaining pollutant.Also, two stages for the treatment of unit is inoculated with different microorganisms, water tank is mutually only
It is vertical, it may be such that the biology in the circulation fluid of two-stage is independent of each other, different dominant bacterias formed in two-stage, improve system to various dirts
Contaminate the treatment effeciency of thing.Although the replacement frequency of the Water in Water Tanks of first order processing unit is higher, second level processing unit
Pollutional load it is smaller, it is low to change water frequency, so, the total water consumption of system is less.
Volcanic rock, shell and pyrite slag are used in the present invention for filler, wherein, volcanic rock, shell are natural materials, are come
Source extensively, be easy to low cost acquisition raw material, and pyrite slag can realize to greatest extent solid waste minimizing and
Recycling.In addition, volcanic filling material can provide the suitable environment of zoogloea growth, shell filler can automatically adjust biological deodorizing
System pH, pyrite slag can strengthen the removal effect to reductive pollutants such as hydrogen sulfide.A kind of high-performance bio of the present invention is removed
In smelly technique and system, the upper strata filler of first order processing unit is volcanic rock and the mixture of pyrite slag, and lower floor's filler is
Shell, the upper strata filler of second level processing unit is volcanic rock, and lower floor's filler is shell.The filling-material structure can make full use of three kinds
The advantage of filler, effectively improves the stability and treatment effeciency of system, extends the filler life-span, reduces system pressure loss.
Brief description of the drawings
Fig. 1 is high-performance bio deodoration system structural representation.
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Specific embodiment is closed, the present invention is expanded on further.
Embodiments of the present invention provide a kind of high-performance bio deodorization process, and its bioreactor is using integrated two-stage
Cascaded structure, referring to Fig. 1, the Sprayer Circulation water of first order processing unit 3 and second level processing unit 9 in two-stage series connection structure
Case is separate, and the Sprayer Circulation water tank of two processing units is respectively at first order water tank 4, second level water tank 10, the first order
Unit is managed as first order bioreactor, and second level processing unit is given birth to as second level bioreactor as the first order
The upper strata filler of the first order processing unit of thing reactor is the mixture of volcanic rock 6 and pyrite slag 7, and lower floor's filler is shell
5, it is volcanic rock 6 as the upper strata filler of the second level processing unit of second level bioreactor, lower floor's filler is shell 5, two
There is one layer of insulating space layer for preventing from crushing shell between the upper strata filler and lower floor's filler of level processing unit, upper strata can be prevented
Filler crushes shell, extends the filler life-span, reduces system pressure loss.Between first order processing unit and second level processing unit
The separate cavities 8 as internal gas passageways are provided with, first order processing unit is provided with dusty gas input port 2, the second level
Reason unit is provided with gas delivery port 11.Gas from gas feed 2 enter two-stage series connection structure in first order processing unit 3,
Gas after processing enters second level processing unit 9 by its passage 8, and the gas after processing is discharged from gas vent 11.
The high-performance bio deodorization process based on the high-performance bio deodoration system shown in Fig. 1 is explained in detail below：
In Fig. 1, the arrow shown in reference 1 represents gas flow, and pending gas enters one from gas feed 2
Change the first order processing unit 3 in the bioreactor of two-stage series connection structure, remove most pollutant, then utilize second
Level processing unit 9 handles the dusty gas from first processing units and removed after remaining pollutant by the row of gas vent 11
Go out bioreactor.
As can be seen here, pending gas is single using the first order processing in the bioreactor of integrated two-stage series connection structure
Member removes most pollutant, then utilizes the second level processing unit in the bioreactor of integrated two-stage series connection structure
The dusty gas from first processing units is handled, remaining pollutant is removed, the gas discharge bioreactor after processing.The
The upper strata filler of coagulation unit is the mixture of volcanic rock and pyrite slag, wherein, the ratio of pyrite slag can be according to also
Originality pollutant concentration is adjusted, and lower floor's filler is shell, and the upper strata filler of second level processing unit is volcanic rock, and lower floor fills out
Expect for shell.Acid can be produced in biological deodorizing system metabolic process, and microorganism growth metabolism is influenceed larger by pH, if it happens
Accumulation, and exogenously added alkali regulation pH not in time, will have a strong impact on growth and the activity of biology, and then cause biological deodorizing system efficiency
Reduction, in consideration of it, the characteristic that shell main component is calcium carbonate is made full use of in the present embodiment, as the first order, second
Neutralization reaction occurs for lower floor's filler of level processing unit, the acid that can be produced with biological metabolism in the filler of upper strata, can without exogenously added alkali
The pH of biological deodorizing system is automatically adjusted, prevents biological deodorizing system to be acidified, strengthens the stability of biological deodorizing system, can also make
The pH for obtaining draining reaches the discharge standard of sewage.
The upper strata filler of first order processing unit 3 is the mixture of volcanic rock and pyrite slag, and lower floor's filler is shell, the
The upper strata filler of two stage treatment unit is volcanic rock, and lower floor's filler is shell.First order processing unit 3 and second level processing unit
9 upper strata filler includes volcanic rock, and taking full advantage of volcanic rock has that inertia, intensity be high, anticorrosive, surface hydrophilic strong, thick
Amount is more soon for rough porous, attached biological film speed, with positive charge, the features such as be zoogloea optimal growing environment.At the first order
The upper strata filler of reason unit 3 also contains pyrite slag, takes full advantage of the main component of pyrite slag and includes di-iron trioxide, its
The characteristics of reductive pollutants such as middle ferric iron oxidable hydrogen sulfide.Volcanic rock and pyrite slag mixing are raw as upper strata filler
Thing apposition growth is in its surface and space, and sulfuric acid, nitric acid and the organic acid produced in metabolic process can be anti-with di-iron trioxide
Ferric ion should be generated, gas-liquid mass transfer reacts, the reductive pollutants such as oxidable hydrogen sulfide improve biological deodorizing system to sulphur
Change the clearance and the efficient stable of system of the reductive pollutants such as hydrogen, the reductive pollutants such as ferric ion and hydrogen sulfide
After reaction, ferrous iron is generated.Ferrous iron can produce ferric iron again by the dioxygen oxidation in gas, realize oxidant again
It is raw.The processing load of first order processing unit 3 is big, can be appropriate when the reductive pollutants concentration such as hydrogen sulfide is higher in gas
Increase the ratio of pyrite slag, aid in biological deodorizing process, strengthen the stability and high efficiency of biological deodorizing system, and the second level is handled
The processing load of unit 9 is smaller, so being used as upper strata filler only with volcanic rock.
First order water tank 4 and second level water tank 10 are separate in the two-stage series connection processing unit of bioreactor, so that
Different microorganisms can be inoculated with first order processing unit 3 and second level processing unit 9, different dominant bacterias, two are formed
The microorganism of level is independent of each other, and so as to pointedly handle different pollutants, improves the treatment effeciency to different pollutants.
It will be understood by those skilled in the art that the respective embodiments described above are to realize the specific embodiment of the present invention,
And in actual applications, can to it, various changes can be made in the form and details, without departing from the spirit and scope of the present invention.
Claims (9)
1. a kind of high-performance bio deodorization process, it is characterised in that the technological process is：
Pending gas is removed most of using the first order processing unit in the bioreactor of integrated two-stage series connection structure
Pollutant；
First processing units are come from using the second level processing unit processes in the bioreactor of integrated two-stage series connection structure
Dusty gas, remove remaining pollutant, the gas discharge bioreactor after processing；
Wherein, the filler of first order processing unit is volcanic rock, shell, pyrite slag, and second level processing unit is volcanic rock, shellfish
Shell.
2. a kind of high-performance bio deodorization process according to claim 1, it is characterised in that bioreactor two stages for the treatment of list
It is connected between member with gas passage.
3. a kind of high-performance bio deodorization process according to claim 1, it is characterised in that at the bioreactor two-stage
The Sprayer Circulation water tank for managing unit is separate.
4. a kind of high-performance bio deodorization process according to claim 3, it is characterised in that two-stage in the bioreactor
Different microorganisms are inoculated with processing unit and are used to handle different pollutants.
5. a kind of high-performance bio deodorization process according to claim 1, it is characterised in that the first order processing unit
Upper strata filler is the mixture of volcanic rock and pyrite slag, and the ratio of pyrite slag is adjusted according to reductive pollutants concentration
Whole, lower floor's filler is shell.
6. a kind of high-performance bio deodorization process according to claim 1, it is characterised in that the second level processing unit
Upper strata filler is volcanic rock, and lower floor's filler is shell.
7. a kind of be used for the high-performance bio deodoration system as described in claim 1-6 is any, it is characterised in that biological in the system
The integrated two-stage series connection structure of reactor, wherein, the first order processing unit and second level processing in two-stage series connection structure are single
The Sprayer Circulation water tank of member is separate, and the filler of first order processing unit is at volcanic rock, pyrite slag, shell, the second level
The filler for managing unit is volcanic rock and shell；
The separate cavities as gas passage, described first are provided between the first order processing unit and second level processing unit
Level processing unit is provided with dusty gas input port, and the second level processing unit is provided with gas delivery port.
8. high-performance bio deodoration system according to claim 7, it is characterised in that the first order processing unit is first
Level bioreactor, its upper strata filler is the mixture of volcanic rock and pyrite slag, and lower floor's filler is shell.
9. high-performance bio deodoration system according to claim 7, it is characterised in that the second level processing unit is second
Level bioreactor, its upper strata filler is volcanic rock, and lower floor's filler is shell.
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| CN201710223464.2A CN106975343A (en) | 2017-04-07 | 2017-04-07 | A kind of high-performance bio deodorization process and system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108273380A (en) * | 2018-02-14 | 2018-07-13 | 朗昆（北京）新环保科技有限公司 | Growth-promoting flora and waste gas processing method for improving exhaust treatment efficiency |
| CN108380037A (en) * | 2018-03-15 | 2018-08-10 | 河南省现代农业研究院 | A kind of cultivation factory intelligent biological deodorizing method |
| CN109513336A (en) * | 2017-09-19 | 2019-03-26 | 河南正达环保科技有限公司 | A kind of combined bio deodorizing device and purifying column |
| CN112870947A (en) * | 2021-02-03 | 2021-06-01 | 中国环境科学研究院 | Composite device for removing compost volatile sulfides |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109513336A (en) * | 2017-09-19 | 2019-03-26 | 河南正达环保科技有限公司 | A kind of combined bio deodorizing device and purifying column |
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| CN112870947A (en) * | 2021-02-03 | 2021-06-01 | 中国环境科学研究院 | Composite device for removing compost volatile sulfides |
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