CN108862582A - One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR - Google Patents

One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR Download PDF

Info

Publication number
CN108862582A
CN108862582A CN201810721968.1A CN201810721968A CN108862582A CN 108862582 A CN108862582 A CN 108862582A CN 201810721968 A CN201810721968 A CN 201810721968A CN 108862582 A CN108862582 A CN 108862582A
Authority
CN
China
Prior art keywords
zone
ifas
sludge
anaerobic
mbr
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810721968.1A
Other languages
Chinese (zh)
Inventor
彭永臻
王茗
李健伟
吴蕾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing University of Technology
Original Assignee
Beijing University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing University of Technology filed Critical Beijing University of Technology
Priority to CN201810721968.1A priority Critical patent/CN108862582A/en
Publication of CN108862582A publication Critical patent/CN108862582A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/302—Nitrification and denitrification treatment
    • C02F3/307—Nitrification and denitrification treatment characterised by direct conversion of nitrite to molecular nitrogen, e.g. by using the Anammox process
    • 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
    • C02F3/006—Regulation methods for biological treatment
    • 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
    • C02F3/30—Aerobic and anaerobic processes
    • C02F3/308—Biological phosphorus removal
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/105—Phosphorus compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)

Abstract

One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR, belongs to technical field of biological sewage treatment.Under the conditions of low C/N ratio, in A2The aerobic zone /O adds biologic packing material and provides growing carrier, enrichment function bacterium for anaerobic ammonia oxidizing bacteria；By shortening A2/ O reactor sludge age eluriates NOB, controls HRT and the dissolved oxygen of aerobic zone to maintain water outlet ammonia nitrogen concentration, realizes part Anammox；Separation nitration reaction is completed into IFAS device, solves sludge age contradiction, and further retains suspended solid by membrane bioreactor MBR, maintains long sludge age, guarantees effluent quality；Anoxic zone HRT is controlled, selection enrichment DPAOS realizes denitrification dephosphorization, " carbon is dual-purpose ".This method is in A2Part Anammox and Denitrifying Phosphorus Removal Technology are realized in the bis- sludge systems of/O-IFAS-MBR, various aspects save carbon source, strengthen nitrogen phosphorus ligands.The present invention is suitable for low ratio of carbon to ammonium municipal sewage treatment, and stable effluent quality is energy-saving with the obvious advantage.

Description

One kind being based on part Anammox biomembrane A2The bis- sludge systems of/O-IFAS-MBR are de- The method of nitrogen dephosphorization
Technical field
The present invention relates to a kind of intensified denitrification and dephosphorization apparatus and method based on part anaerobic ammonium oxidation process, belong to sewage Biologic treating technique field, suitable for creating the place for proposing mark transformation, municipal wastewater and industrial wastewater of sewage plant and old sewage plant The technical field of sewage such as reason.
Background technique
Anammox (ANAMMOX) is that under anaerobic, anaerobic ammonia oxidizing bacteria (AnAOB) is using nitrite as electronics Receptor, oxidation ammonia nitrogen generate the process of nitrogen.Compared with conventional denitrification denitrogenation, which is autotrophic denitrification, is not necessarily to external carbon Source is with a wide range of applications in low ratio of carbon to ammonium field of municipal sewage treatment, couples the short distance nitration of the process development at present Anammox technology has become the research hotspot of bio-denitrifying sewage.The successful application of such technology requires to reasonably select reaction Device structure and biomass type effectively to withhold anaerobic ammonia oxidizing bacteria, and inhibit or eluriate nitrite-oxidizing bacterium.Studies have shown that Filler is added in autotrophic denitrification system, can make anaerobic ammonoxidation bacterium concentrating on filler in biomembrane, and nitrite-oxidizing bacterium is then It is primarily present in floc sludge.
A2The bis- sludge systems of/O-IFAS-MBR, realize the separation of length sludge age.Wherein, A2/ O is under the conditions of short sludge age Operation, anaerobic/anoxic section mainly complete dephosphorization and denitrification process；Aerobic section completes part autotrophic denitrification process：Terminad is aerobic Area adds polyurethane filler, can be enriched with anaerobic ammonia oxidizing bacteria, and contain ammonia nitrogen in water outlet, ensure that anaerobic ammonia oxidizing bacteria in the section Enough electron donors；On the other hand, this section of hydraulic detention time is short, is conducive to NOB elutriation, maintains short distance nitration, is anaerobism Ammonia oxidation bacteria provides electron acceptor.Fixed biofilm is run under the conditions of long sludge age with activated sludge combined system (IFAS), Nitrification is completed, through membrane bioreactor, part effluent recycling to A2/ O anoxic section, for denitrification and anoxic inhale phosphorus provide electronics by Body.And be back to by secondary settling tank in the returned sludge of anaerobic zone without nitrate nitrogen, anaerobic zone anaerobic environment is good, is conducive to poly- phosphorus Bacterium stores carbon source, and carbon source is fully used in raw water.
Denitrification dephosphorization mechanism is that Denitrifying Phosphate Accumulating Organisms utilize VFAs in raw water to synthesize internal carbon source PHA under anaerobic, And under anoxic conditions, excessive suction phosphorus is completed using nitrate as the intracorporal PHA of electron acceptor oxygenolysis, realizes " a carbon two With ".The process can save 50% COD consumption compared with conventional denitrification, and 30% oxygen consumption reduces by 50% sludge production Amount is suitble to the low C/N in China than city domestic sewage status.
The present invention is in A2In the bis- sludge systems of/O-IFAS-MBR, by short sludge age, short HRT and filler is added, in A2/ O is good Oxygen section realizes part Anammox；It is separated by sludge age, realizes denitrification dephosphorization, various aspects save carbon source, are conducive to Stable water outlet reaches《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) level-one emission standard A realizes low C/N Than municipal wastewater advanced nitrogen dephosphorization.
Summary of the invention
The present invention is to provide one kind to be based on Anammox biomembrane A2The bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR Method, this invention addresses traditional biological method need additional carbon, treatment effeciency it is low, generate secondary pollution problems, sufficiently Using Anammox technology, the advantage of Denitrifying Phosphorus Removal Technology, the synchronization depth removal of nitrogen phosphorus is realized.
Based on Anammox biomembrane A2The device of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR, it is characterised in that： By water tank (1), A2/ O reactor (3), IFAS device (12) and membrane bioreactor MBR (13) are linked in sequence, wherein A2/O Reactor (3) includes anaerobic zone (4), anoxic zone (5) and aerobic zone (6)；Water tank (1) is connected by intake pump (2) and anaerobic zone (4) It connects, anaerobic zone (4) are connect with anoxic zone (5), and anoxic zone (5) are connect with aerobic zone (6), and aerobic zone (6) are through A2/ O overflow pipe (10) it is connect with secondary settling tank (11)；Secondary settling tank (11) bottom is connect by sludge reflux pump (16) with anaerobic zone (4), secondary settling tank (11) boosted pump (18) is connected to IFAS device (12), places membrane bioreactor MBR (13) in IFAS device (12), and film is raw Object reactor MBR part water outlet is back to anoxic zone (5) through vacuum pump (15)；Aerobic zone (6) and IFAS device (12) are respectively provided with Aerator；Blender (8) are installed in anaerobic zone (4), anoxic zone (5)；Biologic packing material (9) are placed in aerobic zone (6), filling Than being 20%~30%；Biologic packing material (9) are placed in IFAS device (12), packing ratio is 30%~45%；Biologic packing material (9) Specific surface area is 500~800m2/m3, density is 0.96~1.00g/cm3.DPAOS (Denitrifying Phosphate Accumulating Organisms), denitrifying bacterium etc. are in Suspended state is grown on A2In the active pollution index of/O, anaerobic ammonia oxidizing bacteria is grown on A in the form of biomembrane2The aerobic zone /O, Nitrifier is grown on IFAS reaction zone biologic packing material (9) in the form of biomembrane, floc sludge.
Strengthen A based on part Anammox2The device of/O-IFAS-MBR technique denitrogenation dephosphorizing carries out the side of denitrogenation dephosphorizing Method includes the following steps：
1) sanitary sewage enters A through intake pump (2) by water tank (1)2The anaerobic zone (4) of/O reactor (3), synchronous entrance Also carry out the returned sludge that secondary settling tank (11) bottom is drawn back through sludge reflux pump (16), anaerobic phosphorus release is carried out in anaerobic zone (4) Reaction：DPAOS synthesizes internal carbon source PHAs using the volatile fatty acid VFAs in raw water, while discharging phosphorus, controls anaerobism waterpower Residence time HRT anaerobism is 1.5~2.5h.
2) mixed liquor enters anoxic zone (5) from anaerobic zone (4), while the warp also generated by IFAS device (12) entered The nitrification liquid of MBR (13) separation, control anoxic hydraulic detention time HRT anoxic are 2~4.5h, and DPAOS is with nitrate nitrogen, nitrous Hydrochlorate nitrogen is electron acceptor, using PHAs electron donor, carries out denitrifying phosphorus uptake, nitrate nitrogen is converted into nitrogen and takes off from system It removes, phosphorus is transferred in floc sludge.
3) mixed liquor enters aerobic zone (6) from anoxic zone (5), carries out the reaction of part Anammox：It is dense to control dissolved oxygen Degree be 0.4~0.6mg/L, it is 0.8~1.3h that it is aerobic, which to control aerobic hydraulic detention time HRT, inhibit, eluriate it is nitrite-oxidizing Bacterium, water inlet portion ammonia nitrogen are converted into nitrite nitrogen through ammonia oxidation bacteria, provide electron acceptor and part ammonia nitrogen for anaerobic ammonia oxidizing bacteria It is reacted；Carry out the aerobic removal of phosphoric residue in mixed liquor：DPAOS is using oxygen as electron acceptor, using PHAs electron donor, Aerobic phosphorus absorption；Simultaneously stripping nitrogen, prevent sludge to be chronically at anaerobic state and corrupt.
4) mixed liquor is from aerobic zone (6) through A2/ O overflow pipe (10) enters secondary settling tank (11), realizes mud-water separation, contains ammonia The boosted pump (11) of the sewage of nitrogen enters IFAS device (12), and base sludge flows back into anaerobic zone through sludge reflux pump (16) (4), reflux ratio 80%~120%.
5) nitrifier is grown on the biologic packing material (9) in IFAS device (12), nitrifier is under aerobic condition by ammonia nitrogen It is oxidized to nitrate nitrogen, nitrification liquid a part of IFAS device (12) outflow flows back into anoxic zone (5), nitre by vacuum pump (15) Changing liquid reflux ratio is 250%~350%, another part discharge.
6) by the discharge of mixed liquor, A is kept2Activated sludge MLSS is 3000~4500mg/L in/O reactor (3), dirty Sludge age is 6~10d.
7) nitrogen in system mainly passes through A2Anoxic zone denitrification dephosphorization and aerobic zone Anammox reaction way in/O Diameter removal；Phosphorus in system mainly passes through denitrification dephosphorization approach and removes, and the finally discharge system in the form of excess sludge.
Strengthen A based on part Anammox2The apparatus and method of/O-IFAS-MBR technique denitrogenation dephosphorizing, feature exist In providing growing carrier, enrichment function bacterium by adding biologic packing material in aerobic zone for anaerobic ammonia oxidizing bacteria；Compare item in low C/N Nitrite-oxidizing bacterium, the HRT for controlling aerobic zone and dissolved oxygen are eluriated to maintain water outlet ammonia nitrogen concentration by short sludge age under part, realized Part Anammox, i.e. sewage enter aerobic zone by anaerobic zone, anoxic zone, and the ammonia nitrogen contained occurs short under low oxygen conditions Journey nitrification generates nitrite nitrogen, and the anaerobic ammonia oxidizing bacteria on biologic packing material in aerobic zone is detested using ammonia nitrogen and nitrite nitrogen Anaerobic ammonium oxidation reacts denitrogenation.
Strengthen A based on part Anammox2The apparatus and method of/O-IFAS-MBR technique denitrogenation dephosphorizing, with traditional A2/O Technique is compared and is had the advantage that：
1) 50% aeration quantity, traditional A are saved2/ O technique removes 1gNH4 +- N theoretically consumes 4.57gO2, this technology theory Upper consumption 2.285gO2, it has been greatly saved aeration quantity.
2) 60% carbon source dosage, traditional A are saved2/ O technique removes 1gNH4 +- N must theoretically provide 2.86gCOD, this work Skill must theoretically provide 1.14gCOD, be greatly saved carbon source dosage.
3) because anaerobic ammonium oxidation process is autotrophic denitrification, sludge yield can be effectively reduced, and advantageously reduce sludge Disposal costs, it is energy-saving.
Detailed description of the invention
Fig. 1 is based on Anammox biomembrane A2The square law device of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR.
In Fig. 1：1- water tank；2- intake pump；3-A2/ O reactor；The anaerobic zone 4-；The anoxic zone 5-；The aerobic zone 6-；7-IFAS Reaction zone；8- blender；9- biologic packing material；10-A2/ O overflow pipe；11- secondary settling tank；12-IFAS device；13- membrane biological reaction Device MBR；14- pressure gauge；15- vacuum pump；16- sludge reflux pump；17- solenoid valve；18- elevator pump；19- spinner flowmeter；20- Micro porous aeration head；21- air blower.
Specific embodiment
In conjunction with Fig. 1, the embodiment that the present invention will be described in detail：
1) system starts：It is inoculated with traditional wastewater treatment plant activated sludge, MLSS>8000mg/L,MLVSS/MLSS> 0.65,SV<45%, it adds to A2In/O reactor (3), make sludge concentration 4000mg/L, after stable operation 24 days, aerobic Inoculation has hung up properly the biologic packing material (9) of Anammox biomembrane, packing ratio 20% in area (6)；In IFAS device (12) In add biologic packing material (9), packing ratio 40%；Biologic packing material (9) specific surface area is 500m2/m3, density 0.98g/cm3
2) sanitary sewage enters A through intake pump (2) by water tank (1)2The anaerobic zone (4) of/O reactor (3), synchronous entrance Also carry out the returned sludge that secondary settling tank (11) bottom is drawn back through sludge reflux pump (16), anaerobic phosphorus release is carried out in anaerobic zone (4) Reaction, control anaerobic HRT HRT anaerobism are 2.0h.
3) mixed liquor enters anoxic zone (5) from anaerobic zone (4), while the nitrification also from IFAS device (12) entered Liquid, control anoxic hydraulic detention time HRT anoxic be 4h, DPAOS using nitrate nitrogen, nitrite nitrogen as electron acceptor, with PHAs is electron donor, denitrifying phosphorus uptake.
4) mixed liquor enters aerobic zone (6) from anoxic zone (5), carries out the reaction of part Anammox：It is dense to control dissolved oxygen Degree is 0.5mg/L, and it is 1.0h that it is aerobic, which to control aerobic hydraulic detention time HRT, and water inlet portion ammonia nitrogen is converted into Asia through ammonia oxidation bacteria Nitrate nitrogen provides electron acceptor for anaerobic ammonia oxidizing bacteria and is reacted with part ammonia nitrogen；Phosphoric residue is aerobic in progress mixed liquor Removal：DPAOS is using oxygen as electron acceptor, using PHAs electron donor, aerobic phosphorus absorption；Simultaneously stripping nitrogen, prevent sludge long Phase is in anaerobic state and corrupt.
5) mixed liquor is from aerobic zone (6) through A2/ O overflow pipe (10) enters secondary settling tank (11), realizes mud-water separation, contains ammonia The boosted pump (11) of the sewage of nitrogen enters in IFAS device (12), and base sludge flows back into anaerobic zone through sludge reflux pump (16) (4), return sludge ratio 100%.
6) nitrifier is grown on the biologic packing material (9) in IFAS device (12), nitrifier is under aerobic condition by ammonia nitrogen It is oxidized to nitrate nitrogen, nitrification liquid a part of membrane bioreactor MBR (13) outflow flows back into anoxic by vacuum pump (15) Area (5), mixed liquid recycle ratio 300%, another part discharge.
7) by the discharge of mixed liquor, A is kept2Activated sludge MLSS is 4000mg/L in/O reactor (3), and sludge age is 8d。
8) test result shows：After system run all right, effluent COD concentration is 10~40mg/L, NH4 +- N concentration be 0~ 0.4mg/L, NO3 -- N concentration is 8~12mg/L, and TN concentration is 10~14mg/L.
The above content is the further descriptions for combining specific experiment embodiment to be the present invention, are convenient for the neck Field technique personnel more fully understand and with the application of the invention, must not believe that specific implementation of the invention is only limited to these explanations, therefore Field technical staff to the simple modifications done of the present invention all within that scope of the present invention.

Claims (2)

1. strengthening A based on part Anammox2The device of/O-IFAS-MBR technique denitrogenation dephosphorizing, it is characterised in that：By water tank (1)、A2/ O (3), IFAS device (12) and membrane bioreactor MBR (13) are linked in sequence, wherein A2/ O (3) includes anaerobism Area (4), anoxic zone (5) and aerobic zone (6)；Water tank (1) is connect by intake pump (2) with anaerobic zone (4), anaerobic zone (4) and is lacked Oxygen area (5) connection, anoxic zone (5) are connect with aerobic zone (6), and aerobic zone (6) are through A2/ O overflow pipe (10) and secondary settling tank (11) are even It connects；Secondary settling tank (11) bottom is connect by sludge reflux pump (16) with anaerobic zone (4), boosted pump (18) connection of secondary settling tank (11) To IFAS device (12), membrane bioreactor MBR (13) are placed in IFAS device (12), the part membrane bioreactor MBR is discharged Anoxic zone (5) are back to through vacuum pump (15)；Aerobic zone (6) and IFAS device (12) are respectively provided with aerator；Anaerobic zone (4), Blender (8) are installed in anoxic zone (5)；Biologic packing material (9) are placed in aerobic zone (6), packing ratio is 15%~25%；IFAS Biologic packing material (9) are placed in device (12), packing ratio is 30%~45%；Biologic packing material (9) specific surface area be 500~ 800m2/m3, density is 0.96~1.00g/cm3；Membrane bioreactor MBR (13), which matches, is arranged pressure gauge (14), vacuum pump (15).
2. the method that application device as described in claim 1 carries out biological carbon and phosphorous removal, which is characterized in that include the following steps：
1) sanitary sewage enters A through intake pump (2) by water tank (1)2The anaerobic zone (4) of/O (3), it is heavy that synchronization entered also comes two The returned sludge that pond (11) bottom is drawn back through sludge reflux pump (16), carries out anaerobic phosphorus release reaction in anaerobic zone (4), and control is detested Oxygen hydraulic detention time HRT is 1.5~2.5h；
2) mixed liquor enters anoxic zone (5) from anaerobic zone (4), while the nitrification liquid also from IFAS device (12) entered, Control anoxic hydraulic detention time HRT anoxic is 2~4.5h, carries out denitrifying phosphorus uptake；
3) mixed liquor enters aerobic zone (6) from anoxic zone (5), carries out the reaction of part Anammox：Water inlet portion ammonia nitrogen is through ammonia Oxidation bacteria is converted into nitrite nitrogen, provides electron acceptor for anaerobic ammonia oxidizing bacteria and is reacted with ammonia nitrogen, controls dissolved oxygen concentration For 0.4~0.6mg/L, it is 0.8~1.3h that it is aerobic, which to control aerobic hydraulic detention time HRT, strengthens nitrogen phosphorus ligands；
4) mixed liquor is from aerobic zone (6) through A2/ O overflow pipe (10) enters secondary settling tank (11), realizes mud-water separation, contains ammonia nitrogen The boosted pump (11) of sewage enters IFAS device (12), and base sludge flows back into anaerobic zone (4) through sludge reflux pump (16), dirty Mud reflux ratio is 80%~120%；
5) nitrification liquid a part of membrane bioreactor MBR (13) outflow is flowed back into anoxic zone (5) by vacuum pump (15), is nitrified Liquid reflux ratio is 250%~350%, and another part is discharged from water outlet (13)；Keep A2Activated sludge MLSS is in/O (3) 3000~4500mg/L, sludge age are 6~10d.
CN201810721968.1A 2018-07-04 2018-07-04 One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR Pending CN108862582A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810721968.1A CN108862582A (en) 2018-07-04 2018-07-04 One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810721968.1A CN108862582A (en) 2018-07-04 2018-07-04 One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR

Publications (1)

Publication Number Publication Date
CN108862582A true CN108862582A (en) 2018-11-23

Family

ID=64298911

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810721968.1A Pending CN108862582A (en) 2018-07-04 2018-07-04 One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR

Country Status (1)

Country Link
CN (1) CN108862582A (en)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109761445A (en) * 2019-03-07 2019-05-17 合肥格讯环保技术有限公司 A kind of double sludge systems of biological carbon and phosphorous removal-MBR combination
CN110002683A (en) * 2019-04-24 2019-07-12 北京工业大学 Handle the continuous flow A of moderate strength municipal sewage containing ammonia nitrogen2O couples UASB denitrification dephosphorization apparatus and method
CN110078215A (en) * 2019-05-23 2019-08-02 哈尔滨工业大学（威海） It is a kind of to utilize double mud film A2The method of N+MBR technique progress denitrification dephosphorization
CN110981078A (en) * 2019-11-20 2020-04-10 北京工业大学 Continuous flow device and method for realizing urban sewage denitrification coupled with biological phosphorus removal by utilizing anaerobic ammonia oxidation
CN113562838A (en) * 2021-08-18 2021-10-29 中冶生态环保集团有限公司 Nitrogen and phosphorus removal function enhanced suspension carrier culture method for IFAS/MBBR (anaerobic baffled reactor/moving bed biofilm reactor) process
CN113772880A (en) * 2021-08-24 2021-12-10 北京工业大学 A strengthening method for realizing phosphorus recovery based on DEAMOX2Device and method for nitrogen and phosphorus removal by adopting/O-BCO (anoxic-oxic) process
CN114477453A (en) * 2022-03-10 2022-05-13 华东理工大学 Suspension-attachment type low-carbon membrane bioreactor for sewage regeneration and method thereof
CN114477455A (en) * 2022-03-14 2022-05-13 郑州大学 Low-carbon and high-efficiency method for deep nitrogen and phosphorus removal of municipal sewage
CN114560560A (en) * 2022-03-10 2022-05-31 华东理工大学 Sewage treatment combined process device and method based on microbiology group database control
CN114772730A (en) * 2022-04-19 2022-07-22 青岛思普润水处理股份有限公司 BFM form-based CANON-MBBR strengthened AOA water treatment method and system
CN115367879A (en) * 2022-08-31 2022-11-22 北京工业大学 Method for realizing deep denitrification of municipal sewage by anaerobic ammonia oxidation driven carrier biofilm/suspended sludge system
WO2023201900A1 (en) * 2022-04-19 2023-10-26 青岛思普润水处理股份有限公司 Bfm-based efficient wastewater treatment method and system using aoa coupled with anaerobic ammonia oxidation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101348304A (en) * 2008-09-03 2009-01-21 中钢集团武汉安全环保研究院有限公司 Improved process of activated sludge and biological film composite type A2/O
CN201990573U (en) * 2010-12-29 2011-09-28 潍坊博华环境技术工程有限公司 Integrated catering waste water treatment device
CN105217890A (en) * 2015-10-25 2016-01-06 北京工业大学 A is strengthened based on DEAMOX 2the apparatus and method of/O+ Biological Contact Oxidation Process biological carbon and phosphorous removal
US20170293874A1 (en) * 2016-04-12 2017-10-12 Samir Asaf Intelligent real-time 360° enterprise performance management method and system
CN207079060U (en) * 2017-07-12 2018-03-09 武汉鑫金城环保工程有限公司 Double films cooperate with sewage disposal integrated equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101348304A (en) * 2008-09-03 2009-01-21 中钢集团武汉安全环保研究院有限公司 Improved process of activated sludge and biological film composite type A2/O
CN201990573U (en) * 2010-12-29 2011-09-28 潍坊博华环境技术工程有限公司 Integrated catering waste water treatment device
CN105217890A (en) * 2015-10-25 2016-01-06 北京工业大学 A is strengthened based on DEAMOX 2the apparatus and method of/O+ Biological Contact Oxidation Process biological carbon and phosphorous removal
US20170293874A1 (en) * 2016-04-12 2017-10-12 Samir Asaf Intelligent real-time 360° enterprise performance management method and system
CN207079060U (en) * 2017-07-12 2018-03-09 武汉鑫金城环保工程有限公司 Double films cooperate with sewage disposal integrated equipment

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
韩洪军等: "《城市污水处理构筑物设计计算与运行管理》", 31 January 2011 *

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109761445A (en) * 2019-03-07 2019-05-17 合肥格讯环保技术有限公司 A kind of double sludge systems of biological carbon and phosphorous removal-MBR combination
CN110002683A (en) * 2019-04-24 2019-07-12 北京工业大学 Handle the continuous flow A of moderate strength municipal sewage containing ammonia nitrogen2O couples UASB denitrification dephosphorization apparatus and method
CN110078215A (en) * 2019-05-23 2019-08-02 哈尔滨工业大学（威海） It is a kind of to utilize double mud film A2The method of N+MBR technique progress denitrification dephosphorization
CN110981078A (en) * 2019-11-20 2020-04-10 北京工业大学 Continuous flow device and method for realizing urban sewage denitrification coupled with biological phosphorus removal by utilizing anaerobic ammonia oxidation
CN110981078B (en) * 2019-11-20 2022-06-21 北京工业大学 Continuous flow process for realizing urban sewage denitrification coupled with biological phosphorus removal by utilizing anaerobic ammonia oxidation
CN113562838A (en) * 2021-08-18 2021-10-29 中冶生态环保集团有限公司 Nitrogen and phosphorus removal function enhanced suspension carrier culture method for IFAS/MBBR (anaerobic baffled reactor/moving bed biofilm reactor) process
CN113562838B (en) * 2021-08-18 2022-11-29 中冶生态环保集团有限公司 Nitrogen and phosphorus removal function enhanced suspension carrier culture method for IFAS/MBBR (anaerobic baffled reactor/moving bed biofilm reactor) process
CN113772880A (en) * 2021-08-24 2021-12-10 北京工业大学 A strengthening method for realizing phosphorus recovery based on DEAMOX2Device and method for nitrogen and phosphorus removal by adopting/O-BCO (anoxic-oxic) process
CN114560560A (en) * 2022-03-10 2022-05-31 华东理工大学 Sewage treatment combined process device and method based on microbiology group database control
CN114477453B (en) * 2022-03-10 2022-11-29 华东理工大学 Suspension-attachment type low-carbon membrane bioreactor for sewage regeneration and method thereof
CN114477453A (en) * 2022-03-10 2022-05-13 华东理工大学 Suspension-attachment type low-carbon membrane bioreactor for sewage regeneration and method thereof
CN114477455A (en) * 2022-03-14 2022-05-13 郑州大学 Low-carbon and high-efficiency method for deep nitrogen and phosphorus removal of municipal sewage
CN114477455B (en) * 2022-03-14 2023-04-07 郑州大学 Low-carbon and high-efficiency method for deep nitrogen and phosphorus removal of municipal sewage
CN114772730A (en) * 2022-04-19 2022-07-22 青岛思普润水处理股份有限公司 BFM form-based CANON-MBBR strengthened AOA water treatment method and system
CN114772730B (en) * 2022-04-19 2023-06-23 青岛思普润水处理股份有限公司 BFM-based CANON-MBBR enhanced AOA water treatment method and system
WO2023201900A1 (en) * 2022-04-19 2023-10-26 青岛思普润水处理股份有限公司 Bfm-based efficient wastewater treatment method and system using aoa coupled with anaerobic ammonia oxidation
CN115367879A (en) * 2022-08-31 2022-11-22 北京工业大学 Method for realizing deep denitrification of municipal sewage by anaerobic ammonia oxidation driven carrier biofilm/suspended sludge system
CN115367879B (en) * 2022-08-31 2023-12-15 北京工业大学 Method for realizing urban sewage deep denitrification by anaerobic ammonia oxidation driven carrier biological film/suspended sludge system

Similar Documents

Publication Publication Date Title
CN108862582A (en) One kind being based on part Anammox biomembrane A2The method of the bis- sludge system denitrogenation dephosphorizings of/O-IFAS-MBR
CN106830324B (en) Sectional water inlet A2Device and method for enhancing biological nitrogen and phosphorus removal by adopting/O (oxygen/phosphorus) process
CN110436704B (en) Urban sewage treatment upgrading and reforming process based on anaerobic ammonia oxidation
CN105540846B (en) The application method of low carbon source urban sewage improvement UCT autotrophic denitrification dephosphorization apparatus
CN105217891B (en) Strengthen A based on DEAMOX2The apparatus and method of/O+BAF technique biological carbon and phosphorous removal
CN105384247B (en) It is a kind of that the method that part denitrification couples Anammox denitrogenation is realized by A/O biomembrane process
CN102126810B (en) Parallel A2O-MBR denitrifying phosphorus removal method
CN105217786B (en) Based on DEAMOX reinforcing improvement subsection water inflow As2The apparatus and method of/O technique biological carbon and phosphorous removals
CN105293702B (en) It is a kind of to be started and the denitrifying method and apparatus of stably maintaining shortcut nitrification by controlling different scarce aerobic volume ratios
CN101538104B (en) Improved A2N denitrifying dephosphatation and deep denitrification device and method
CN106745743A (en) A kind of sewage denitrification dephosphorization system
CN106115915A (en) Low C/N is than the apparatus and method of city domestic sewage short-cut denitrification/short distance nitration Anammox biomembrane process
CN105217890A (en) A is strengthened based on DEAMOX 2the apparatus and method of/O+ Biological Contact Oxidation Process biological carbon and phosphorous removal
CN105800784A (en) Improved UCT step-feed efficient biological denitrification and dephosphorization device based on DEAMOX technology and application method
CN109368928A (en) A kind of dephosphorization denitrogenation devices and methods therefor based on short-cut denitrification reaction
CN103482820A (en) AAO-biological contact oxidation strengthened nitrogen and phosphorus removal integrated device and method
CN105753155B (en) A kind of optimization denitrogenation method of municipal sewage SNAD biomembrane process
CN109896628A (en) AOA(PD-ANAMMOX) the apparatus and method of technology of biological membrane advanced nitrogen
CN105198168B (en) A2/O-MBR-biological contact oxidation pond dual-sludge high-efficiency denitrifying phosphorus removal device and method
CN101891344A (en) Activated sludge-biomembrane combined circulating flow denitrification and desophorization integrated sewage treatment device and method
CN112607861A (en) Process for treating municipal sewage by using excess sludge fermentation carbon source to strengthen denitrification dephosphorization, partial short-cut denitrification and anaerobic ammonia oxidation
CN110980947B (en) Denitrifying phosphorus removal sewage treatment device based on multistage anaerobism-MABR
CN108658230A (en) Strengthen the apparatus and method of AAO+BAF technique denitrogenation dephosphorizings in postposition anoxic filter tank based on DEAMOX
CN106045030B (en) A2The apparatus and method of/O-UASB continuous flow city domestic sewage advanced nitrogen dephosphorization
CN106430575A (en) Method for realizing shortcut nitrification and denitrification nitrogen removal by oxidation ditch segmental water-feeding process

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20181123