CN108187450A - A kind of method handled with the iron filings enhanced sewage treatment plant obnoxious gas in-situ that gets rusty - Google Patents
A kind of method handled with the iron filings enhanced sewage treatment plant obnoxious gas in-situ that gets rusty Download PDFInfo
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- CN108187450A CN108187450A CN201810067718.0A CN201810067718A CN108187450A CN 108187450 A CN108187450 A CN 108187450A CN 201810067718 A CN201810067718 A CN 201810067718A CN 108187450 A CN108187450 A CN 108187450A
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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
- B01D53/14—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 by absorption
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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
- B01D53/14—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 by absorption
- B01D53/1456—Removing acid components
- B01D53/1468—Removing hydrogen sulfide
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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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/58—Ammonia
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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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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Activated Sludge Processes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a kind of methods with iron filings enhanced sewage treatment plant stench in-situ treatment of getting rusty, totally-enclosed is carried out by the sewage treatment unit that stench is mainly generated to built or newly-built sewage treatment plant, neous flow under the pressure that foul gas is generated in closed aeration unit, it is made from closed sewage regulating reservoir bottom to enter to be absorbed by sewage, the sewage for dissolving stench enters and adds the biological processing units of the iron filings that get rusty and removed by biochemical reaction.Enter in the part stench of sewage regulating reservoir effusion from the aeration unit bottom of biological treatment, by activated sludge absorption, absorption and decomposition.Odour concentration, pressure and flow parameter in each closed cells of master control room observable monitor the state of process operation in real time.This method saves without newly-built stench end treatment device and builds area, operation and maintenance cost, and the flowing of stench is consumed without additional energy source.
Description
Technical field
The present invention relates to foul gas processing technology fields, and in particular to a kind of to be disliked with iron filings enhanced sewage treatment plant of getting rusty
The method of odour in-situ treatment.
Background technology
Ended for the end of the year 2016, the whole nation is accumulative to build up sewage treatment plant nearly 4000 or so, and sewage treatment capacity is vertical up to 1.7 hundred million
Square rice/day.A large amount of foul gas can be generated in sewage disposal process, be likely to result in sewage treatment plant staff and
The unhappy or even influence health of nearby residents sense organ, causes serious environmental problem.
The main point position of the foul gas generated in sewage disposal process is pretreatment unit (grid and setting pot), biology
The aeration unit and sludge treating block (gravity concentration tank and mechanical dehydration computer room) of unit.The foul gas of generation is with NH3
And H2Based on S, they are China《Foul gas pollutant emission standard》(GB14554-1993) the eight kinds of effluviums determined in
Most important two in body pollution object.
It is both at home and abroad end bioanalysis with most in-situ treatment methods for the foul gas of sewage treatment plant's generation.
Aeration type activated sludge process is one kind of end bioanalysis, has treatment effeciency high compared to other biological method, is not taken up an area
The advantages of area factor restricts.But this method often in activated sludge add powdered activated carbon come improve its anti-shock loading and
The ability of foul gas substance decomposition adds in the application that activated carbon limits the technique there are the shortcomings that of high cost, difficult recycling.
The following ability for reacting enhanced sewage processing pollutant will occur when there are the iron filings that get rusty in sewage system.NH4 +'s
Removal：(1) get rusty the Fe on iron filings surface2O3With NH4 +Dissimilatory iron reduction coupling ammonium oxidation reaction occurs, generates Fe2+And NO2 -/
N2/NO3 -；(2) simultaneously, Fe2O3Also generation Fe will be restored by iron-reducing bacterium2+；(3)NO3 -/O2The Fe that above-mentioned reaction is generated2+Oxygen
It is melted into Fe3+；(4)Fe3+It will be with NH4 +The reaction of iron reduction coupling ammonium oxidation occurs.H2The removal of S：(1)Fe3+It can be with S2-Occur
Redox reaction generates S simple substance；(2)Fe2+With S2-Generate FeS precipitations.Since scrap iron content of getting rusty is enriched and price is cheap,
If it is replaced activated carbon, the development of aeration type Wastewater Treated by Activated Sludge Process foul gas technique will be promoted.
Patent CN104923068A reports a kind of processing method of foul gas, and foul gas is passed through aeration by the method
Device is passed into biochemical aeration tank, and the microorganism in pond is made to contact removal foul gas.But the aeration unit of this method does not have
Have closed, from the gas that the unit discharges there are the risk of secondary pollution, and foul gas aerator used increases
Operation and maintenance cost.
Patent CN107162192A reports a kind of biochemical sewage treatment system waste gas treatment process, this technique is by anaerobic pond
The foul gas of generation is passed through aerobic tank by air exhauster, and foul gas is removed and discharged in aerobic tank, but from aerobic tank
The gas of discharge is there are the risk of secondary pollution, and air exhauster used increases operation and maintenance cost.
Patent CN106587344A reports a kind of anaerobic built-in of efficient removal ammonia nitrogen and gets rusty iron filings reactor and its place
The technique for managing ammonia nitrogen waste water, the method enhances sewage water denitrification efficiency using the iron filings that get rusty, but the technology does not apply to
Ammonia-contaminated gas processing.
Patent CN103420480A reports a kind of anaerobism molysite biological denitrification process, and the method is strengthened by adding molysite
The efficiency of sewage water denitrification, but the technology does not apply to ammonia-contaminated gas processing.
The nitrogen rejection facility that patent CN105771554A reports a kind of in-situ denitrification method of ammonia-contaminated gas and its uses, this
Method can handle the foul gas containing ammonia generated in situ, but this method needs additional culture nitrosation-anaerobic ammoxidation work(
Energy bacterium is not suitable for the obnoxious gas in-situ processing of sewage treatment plant.
All in all, according to it has been reported that foul gas biological treatment in situ and strengthened using the iron filings that get rusty dirty
The situation analysis of water treatment capacity, still lacks the technique that iron filings are combined with Biochemical method exhaust gas of getting rusty, and does not form the city of system
The obnoxious gas in-situ system for handling of sewage treatment plant of city aeration type activated sludge process.Therefore, there is an urgent need for establish one kind to get rusty iron filings
The method of enhanced sewage treatment plant obnoxious gas in-situ processing.
Invention content
The purpose of the present invention is to solve defects of the existing technology, provide a kind of sewage disposal of high-efficiency low energy consumption
The method of factory's obnoxious gas in-situ processing.
1. a kind of method for iron filings enhanced sewage treatment plant obnoxious gas in-situ processing of getting rusty, includes the following steps：To original
Some sewage treatment plants mainly generate the point position of foul gas, i.e. pretreatment unit (grid, setting pot and sewage regulating reservoir), life
The aeration unit of object processing and sludge treating block (gravity concentration tank and device for dehydrating sladge waste) realization are closed, and are equipped with corresponding
On-line sensor, the iron filings that get rusty add metering pump, pressure gauge and flowmeter, master control room monitor foul gas processing procedure in
The operating condition of technique；
2. the closed cells connect gas pipeline between each closed cells, connection mode as shown in Figure 1, effluvium
Neous flow under the pressure that body is generated in closed aeration unit makes it enter from closed sewage regulating reservoir bottom and is inhaled by sewage
It receives, the sewage for dissolving foul gas enters and adds the biological processing units of the iron filings that get rusty and removed by biochemical reaction,
The part foul gas of sewage regulating reservoir effusion enters from the aeration unit bottom of biological treatment, by activated sludge absorption, absorbs
And decomposition；
3. the anaerobic pond of the biological unit is equipped with the iron filings that get rusty at top and adds metering pump, according to biological unit aerobic tank
The iron element wastage of water outlet is supplemented；
4. the aeration unit of the biological treatment is equipped with pressure gauge and relief valve, when the pressure in aeration unit is more than safety
Value will open valve and carry out pressure release；
5. the main generation foul gas point position is equipped with foul gas on-line sensor (such as H after closed2S and NH3),
The operating condition of the technique is judged according to the foul gas concentration real-time monitored；
It, can be in master control 6. the gas pipeline of the aeration unit connection regulating reservoir and sludge treating block is equipped with flowmeter
The flow of gas is observed in real time in room.
The present invention has the advantages that compared with prior art：
(1) foul gas end-o f-pipe -control equipment need not be installed, without the limitation of floor space condition, at raw sewage
Manage the transformation of factory；
(2) closed aeration unit and other closed cells form pressure difference and spontaneously form gas flowing, without additionally increasing
Power plant saves operating cost；
(3) foul gas of closed cells enters from sewage regulating reservoir bottom, by sewage regulating reservoir to foul gas one
Grade absorbs, and avoids foul gas and is directly entered impact of the aeration tank to biological unit.The foul gas of small part effusion is from exposure
The bottom of gas unit is passed through, and realizes multistage absorption of the sewage to foul gas；
(4) the sewage system for having added the iron filings that get rusty enhances the ability of its processing pollutant；
(5) pressure of closed cells, the concentration of foul gas and flow can be observed in real time in master control room, ensure technique
The stability of operation.
Description of the drawings
Fig. 1 is a kind of schematic diagram handled with the iron filings enhanced sewage treatment plant obnoxious gas in-situ that gets rusty：1- gas flows
Meter；2- foul gas on-line computing models；The 3- iron filings that get rusty add metering pump；4- air blast aeration openings；5- pressure gauges and pressure release
Valve；6- water outlet sampled points (iron content measure)；7- high concentration foul gas flowlines；8- low concentrations foul gas flows
Pipeline.
Specific embodiment
Below in conjunction with example, the invention will be further described：
(1) by taking the processing of municipal sewage plant A2/O techniques obnoxious gas in-situ as an example
By pretreatment unit (grid, setting pot and sewage regulating reservoir), the aeration tank of biological unit and Treatment of Sludge list
First (gravity concentration tank and device for dehydrating sladge waste) realizes totally-enclosed, and the pipeline of gas flowing is installed between closed cells.It is closed
It is chosen with pipeline material by local sewage treatment plant according to the feature of environmental protection and economy principle, the determining of enclosure volume is considered as its dirt
Water process amount, the parameters such as aeration quantity of aeration unit, it is ensured that foul gas forms suitable pressure between closed cells and drives
It is flowed.
Foul gas concentration detector is installed in each closed cells, installation site should be far from gas tube orifice, and in sewage most
It is more than high liquid level (HLL).The pressure value of each closed cells is observed in control room, the situation of change of foul gas concentration, foul gas is in pipe
The flow in road and the wastage of iron filings.If the hypertonia of closed cells opens the relief valve of aeration tank, by pressure
Drop to safe pressure value；If foul gas excessive concentration, it may be possible to which pressure is excessive in closed cells causes foul gas to exist
Aeration unit reaction not exclusively largely escapes, it is also possible to which the variation of water quality parameter causes its treatment effect to be deteriorated, should basis
Actual conditions take appropriate measures in time improves its treatment effeciency；The wastage of iron filings is discharged according to aeration tank, in anaerobism
Pond adds suitable iron filings that get rusty and is fed.
The obnoxious gas in-situ that the invention is suitable for all municipal sewage plant's difference biological treatments is handled, and is passed through
Above-mentioned description, relevant staff can in the range of without departing from technical thought of the invention, according to actual conditions into
Row change and modification.
Claims (6)
- A kind of 1. method for iron filings enhanced sewage treatment plant obnoxious gas in-situ processing of getting rusty, it is characterised in that original sewage Treatment plant mainly generates the point position of foul gas, i.e. pretreatment unit (grid, setting pot and sewage regulating reservoir), biological treatment Aeration unit and sludge treating block (gravity concentration tank and device for dehydrating sladge waste) realize totally-enclosed, and are equipped with corresponding online Sensor, the iron filings that get rusty add metering pump, pressure gauge and flowmeter, the technique in master control room monitors foul gas processing procedure Operating condition.
- 2. the closed cells of sewage treatment plant's obnoxious gas in-situ processing according to claim 1, it is characterised in that each close Close between unit and connected by gas piping, connection mode as shown in Figure 1, the pressure that foul gas is generated in closed aeration unit Lower neous flow makes it enter from closed sewage regulating reservoir bottom and is absorbed by sewage, and the sewage for dissolving foul gas enters The biological processing unit for adding the iron filings that get rusty is removed by biochemical reaction, in the part foul gas of sewage regulating reservoir effusion Enter from the aeration unit bottom of biological treatment, by activated sludge absorption, absorption and decomposition.
- 3. the closed cells of sewage treatment plant's obnoxious gas in-situ processing according to claim 1, it is characterised in that all Closed cells are provided with foul gas on-line monitoring sensor (such as H2S and NH3), it is dense foul gas can be observed in real time in master control room Spend the operating condition to judge the technique.
- 4. sewage treatment plant's obnoxious gas in-situ according to claim 1 processing anaerobic unit (anaerobic pond of such as A2/O, The anoxic pond of A/O, front end anaerobism position of oxidation ditch etc.), it is characterised in that it is equipped with the iron filings that get rusty and adds metering pump, according to biology The iron element wastage of unit aerobic tank water outlet is fed.
- 5. sewage treatment plant's obnoxious gas in-situ according to claim 1 handles closed aeration unit, it is equipped with pressure gauge And relief valve, carry out pressure release when the pressure in aeration unit will automatically turn on valve more than safety value.
- 6. the gas pipeline of sewage treatment plant's obnoxious gas in-situ processing according to claim 2, it is characterised in that aeration The gas pipeline that unit is connect respectively with sewage regulating reservoir and sludge treating block is equipped with gas flowmeter, can be real-time in master control room Observe the flow of gas.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067718.0A CN108187450B (en) | 2018-01-24 | 2018-01-24 | Method for strengthening in-situ treatment of malodorous gas of sewage treatment plant by using rusted iron chips |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810067718.0A CN108187450B (en) | 2018-01-24 | 2018-01-24 | Method for strengthening in-situ treatment of malodorous gas of sewage treatment plant by using rusted iron chips |
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| CN108187450A true CN108187450A (en) | 2018-06-22 |
| CN108187450B CN108187450B (en) | 2021-04-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109529568A (en) * | 2018-11-29 | 2019-03-29 | 重庆市渝西水务有限公司 | A kind of odor treatment method based on aerobic tank aerating system |
| CN113262613A (en) * | 2021-06-09 | 2021-08-17 | 西安建筑科技大学 | Has the function of inhibiting H2S function purification device, septic tank and H2S suppression method |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05212238A (en) * | 1992-02-04 | 1993-08-24 | Shinko Pantec Co Ltd | Biological treatment of digestion gas |
| CA2638883A1 (en) * | 2007-08-25 | 2009-02-25 | Kopf Klaerschlammverwertungs-Gmbh & Co. Kg | Method and installation for the purification of gas |
| CN201832559U (en) * | 2010-07-05 | 2011-05-18 | 上海凡清环境工程有限公司 | Deodorizing system |
| CN103130321A (en) * | 2013-03-15 | 2013-06-05 | 苏州同德环保科技有限公司 | Device for integrated deodorization and sewage treatment in municipal sewage plant |
| CN103691269A (en) * | 2012-09-27 | 2014-04-02 | 山东方明药业集团股份有限公司 | New method for collecting and treating waste gas of sewage treatment plant |
| US20140097137A1 (en) * | 2012-10-10 | 2014-04-10 | Nanjing University | Coupling bioreactor and method for purifying malodorous gases and wastewater |
| CN104923068A (en) * | 2015-06-10 | 2015-09-23 | 北京洁绿科技发展有限公司 | Malodorous gas treatment method |
| JP5981096B2 (en) * | 2010-06-02 | 2016-08-31 | 日立造船株式会社 | Wastewater treatment method and apparatus |
| CN106587344A (en) * | 2017-01-13 | 2017-04-26 | 大连理工大学 | Anaerobic built-in rusted iron scrap reactor for efficiently removing ammonia nitrogen, and process for treating ammonia nitrogen wastewater |
| CN106986447A (en) * | 2017-04-11 | 2017-07-28 | 清华大学 | A kind of processing system and processing method for corroding stench for control pipeline |
-
2018
- 2018-01-24 CN CN201810067718.0A patent/CN108187450B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05212238A (en) * | 1992-02-04 | 1993-08-24 | Shinko Pantec Co Ltd | Biological treatment of digestion gas |
| CA2638883A1 (en) * | 2007-08-25 | 2009-02-25 | Kopf Klaerschlammverwertungs-Gmbh & Co. Kg | Method and installation for the purification of gas |
| JP5981096B2 (en) * | 2010-06-02 | 2016-08-31 | 日立造船株式会社 | Wastewater treatment method and apparatus |
| CN201832559U (en) * | 2010-07-05 | 2011-05-18 | 上海凡清环境工程有限公司 | Deodorizing system |
| CN103691269A (en) * | 2012-09-27 | 2014-04-02 | 山东方明药业集团股份有限公司 | New method for collecting and treating waste gas of sewage treatment plant |
| US20140097137A1 (en) * | 2012-10-10 | 2014-04-10 | Nanjing University | Coupling bioreactor and method for purifying malodorous gases and wastewater |
| CN103130321A (en) * | 2013-03-15 | 2013-06-05 | 苏州同德环保科技有限公司 | Device for integrated deodorization and sewage treatment in municipal sewage plant |
| CN104923068A (en) * | 2015-06-10 | 2015-09-23 | 北京洁绿科技发展有限公司 | Malodorous gas treatment method |
| CN106587344A (en) * | 2017-01-13 | 2017-04-26 | 大连理工大学 | Anaerobic built-in rusted iron scrap reactor for efficiently removing ammonia nitrogen, and process for treating ammonia nitrogen wastewater |
| CN106986447A (en) * | 2017-04-11 | 2017-07-28 | 清华大学 | A kind of processing system and processing method for corroding stench for control pipeline |
Non-Patent Citations (3)
| Title |
|---|
| 朱帅: ""城市污水处理NH3及（CH3）3N排放特征及控制对策研究"", 《中国优秀硕士学位论文全文数据库（工程科技I辑）》 * |
| 王凯军等: "《发酵工业废水处理》", 30 September 2000, 化学工业出版社 * |
| 郑平: "《环境微生物学》", 31 August 2012, 浙江大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109529568A (en) * | 2018-11-29 | 2019-03-29 | 重庆市渝西水务有限公司 | A kind of odor treatment method based on aerobic tank aerating system |
| CN113262613A (en) * | 2021-06-09 | 2021-08-17 | 西安建筑科技大学 | Has the function of inhibiting H2S function purification device, septic tank and H2S suppression method |
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| Publication number | Publication date |
|---|---|
| CN108187450B (en) | 2021-04-27 |
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