DE2362334B2 - Verfahren zur biologischen Reinigung von Abwasser - Google Patents
Verfahren zur biologischen Reinigung von AbwasserInfo
- Publication number
- DE2362334B2 DE2362334B2 DE2362334A DE2362334A DE2362334B2 DE 2362334 B2 DE2362334 B2 DE 2362334B2 DE 2362334 A DE2362334 A DE 2362334A DE 2362334 A DE2362334 A DE 2362334A DE 2362334 B2 DE2362334 B2 DE 2362334B2
- Authority
- DE
- Germany
- Prior art keywords
- stage
- ratio
- aeration
- bod
- ventilation
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 26
- 239000002351 wastewater Substances 0.000 title claims description 13
- 230000008569 process Effects 0.000 title claims description 10
- 238000000746 purification Methods 0.000 title claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 63
- 239000001301 oxygen Substances 0.000 claims description 63
- 229910052760 oxygen Inorganic materials 0.000 claims description 63
- 238000005273 aeration Methods 0.000 claims description 38
- 230000000694 effects Effects 0.000 claims description 30
- 239000010802 sludge Substances 0.000 claims description 29
- 239000002028 Biomass Substances 0.000 claims description 25
- 239000007788 liquid Substances 0.000 claims description 21
- 238000009423 ventilation Methods 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 5
- 238000001994 activation Methods 0.000 claims description 2
- 235000015097 nutrients Nutrition 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 description 10
- 238000004064 recycling Methods 0.000 description 9
- 244000005700 microbiome Species 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 230000007423 decrease Effects 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 5
- 238000005352 clarification Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- 210000002421 cell wall Anatomy 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 241001478894 Sphaerotilus Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000000207 volumetry Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/121—Multistep 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
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
-
- 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
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- 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
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)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US32637773 US3864246A (en) | 1973-01-24 | 1973-01-24 | Non-bulking activated sludge process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2362334A1 DE2362334A1 (de) | 1974-07-25 |
| DE2362334B2 true DE2362334B2 (de) | 1979-04-05 |
Family
ID=23271948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2362334A Ceased DE2362334B2 (de) | 1973-01-24 | 1973-12-14 | Verfahren zur biologischen Reinigung von Abwasser |
Country Status (10)
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3994802A (en) * | 1975-04-16 | 1976-11-30 | Air Products And Chemicals, Inc. | Removal of BOD and nitrogenous pollutants from wastewaters |
| US4056465A (en) * | 1976-04-12 | 1977-11-01 | Air Products And Chemicals, Inc. | Production of non-bulking activated sludge |
| JPS5325060A (en) * | 1976-08-18 | 1978-03-08 | Morinaga Eng Kk | Treating method of organic waste water |
| DE2737609A1 (de) * | 1976-08-23 | 1978-03-02 | Mitsui Toatsu Chemicals | Verfahren zur abwasserreinigung |
| CH621751A5 (en) * | 1976-09-24 | 1981-02-27 | Attisholz Cellulose | Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge |
| FI790165A7 (fi) * | 1978-02-06 | 1979-08-07 | Itt | Foerfarande foer sekundaer behandling av avfallsvatten |
| US4206047A (en) * | 1978-07-13 | 1980-06-03 | Houdaille Industries, Inc. | Multi-stage systems for waste water oxidation |
| JPS5513121A (en) * | 1978-07-13 | 1980-01-30 | Ebara Infilco Co Ltd | Treatment of organic waste water |
| US4452699A (en) * | 1981-05-07 | 1984-06-05 | Shinryo Air Conditioning Co., Ltd. | Method of improving the SVI of mixed liquor in aeration tank |
| US4731185A (en) * | 1981-07-13 | 1988-03-15 | Air Products And Chemicals, Inc. | Biological wastewater treating system |
| KR910003004B1 (ko) * | 1989-01-28 | 1991-05-15 | 풍림산업 주식회사 | 생물학적 질소와 인의 제거법 및 그 처리장치 |
| US5380438A (en) * | 1993-08-17 | 1995-01-10 | City Of Atlanta | Treatment of wastewater through enhanced biological phosphorus removal |
| US5545326A (en) * | 1994-12-27 | 1996-08-13 | Petering; John L. | Method and apparatus for the treatment of concentrated wastewater |
| NL1005345C2 (nl) * | 1997-02-21 | 1998-08-24 | Univ Delft Tech | Werkwijze voor het verkrijgen van korrelvormige groei van een micro-organisme in een reactor. |
| US6712970B1 (en) * | 2002-01-11 | 2004-03-30 | Enviroquip, Inc. | Sewage treatment process with phosphorus removal |
| US6986850B2 (en) * | 2003-07-07 | 2006-01-17 | Micron Technology, Inc. | Partial edge bead removal to allow improved grounding during e-beam mask writing |
| US7172699B1 (en) | 2004-10-13 | 2007-02-06 | Eimco Water Technologies Llc | Energy efficient wastewater treatment for nitrogen and phosphorus removal |
| WO2006058097A1 (en) * | 2004-11-22 | 2006-06-01 | Entex Technologies Inc. | System for treating wastewater and a controlled reaction-volume module usable therein |
| US20070045178A1 (en) * | 2005-08-23 | 2007-03-01 | Skyblue Waters Usa, Inc. | System and method for wastewater treatment |
| US7531087B2 (en) * | 2005-08-23 | 2009-05-12 | Skyblue Waters Usa, Inc. | System for treating wastewater |
| US7527735B2 (en) * | 2005-08-23 | 2009-05-05 | Skyblue Waters Usa, Inc. | System for treating wastewater |
| US20070045179A1 (en) * | 2005-08-23 | 2007-03-01 | Skyblue Waters Usa, Inc. | System and method for introducing high pressure air into a wastewater treatment system |
| USD672009S1 (en) | 2009-11-02 | 2012-12-04 | Entex Technologies Inc. | Extruded media for supporting growth biology within a wastewater treating system |
| US8568593B1 (en) | 2009-06-02 | 2013-10-29 | Entex Technologies, Inc. | Anoxic system screen scour |
| MD4483C1 (ro) * | 2016-12-19 | 2017-12-31 | Василий ВЫРЛАН | Instalaţie şi procedeu de epurare a apelor uzate şi încărcătură flotantă |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3547814A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Bio-oxidation with low sludge yield |
| US3547815A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Staged oxygenation of bod-containing water |
| US3547813A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Biochemical oxidation with low sludge recycle |
| US3725258A (en) * | 1972-02-14 | 1973-04-03 | Air Prod & Chem | Activated sludge sewage treatment process and system |
| US3764524A (en) * | 1972-11-13 | 1973-10-09 | Union Carbide Corp | Phosphorous removal from wastewater |
-
1973
- 1973-01-24 US US32637773 patent/US3864246A/en not_active Expired - Lifetime
- 1973-11-13 CA CA185,625A patent/CA1021076A/en not_active Expired
- 1973-11-16 NL NL7315787A patent/NL181192C/xx not_active IP Right Cessation
- 1973-11-21 ZA ZA738884A patent/ZA738884B/xx unknown
- 1973-12-07 GB GB5682773A patent/GB1414033A/en not_active Expired
- 1973-12-14 JP JP14111473A patent/JPS5721399B2/ja not_active Expired
- 1973-12-14 FR FR7344700A patent/FR2285346A1/fr active Granted
- 1973-12-14 DE DE2362334A patent/DE2362334B2/de not_active Ceased
-
1974
- 1974-01-08 BE BE139617A patent/BE809510A/xx not_active IP Right Cessation
- 1974-01-23 IT IT6717974A patent/IT1004771B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL181192B (nl) | 1987-02-02 |
| ZA738884B (en) | 1974-12-24 |
| FR2285346B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-08-12 |
| JPS5721399B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-05-07 |
| JPS5047459A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-04-26 |
| IT1004771B (it) | 1976-07-20 |
| BE809510A (fr) | 1974-05-02 |
| DE2362334A1 (de) | 1974-07-25 |
| CA1021076A (en) | 1977-11-15 |
| FR2285346A1 (fr) | 1976-04-16 |
| NL181192C (nl) | 1987-07-01 |
| NL7315787A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-07-26 |
| GB1414033A (en) | 1975-11-12 |
| US3864246A (en) | 1975-02-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2362334B2 (de) | Verfahren zur biologischen Reinigung von Abwasser | |
| DE2715256C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE69202985T2 (de) | Verfahren und system fuer biologische beseitigung von stickstoff aus abwaessern. | |
| DE68904598T2 (de) | Abwasserbehandlungsverfahren. | |
| DE69221993T2 (de) | Verfahren für Abwasserbehandlung | |
| EP1943193B1 (de) | Verfahren zur behandlung von ammoniumhaltigem abwasser mittels ph-regulierung | |
| DE2321722C3 (de) | Verfahren zum Behandeln von Abwasser, das biologisch abbaubare kohlenstoffhaltige und stickstoffhaltige Verunreinigungen enthält | |
| DE3317371C1 (de) | Verfahren zur Reinigung von Abwasser in Anlagen mit Adsorptionsstufe | |
| DE2809094A1 (de) | Verfahren zur entfernung von organischen stoffen und stickstoffverbindungen aus abwasser | |
| DE3427310C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE69703984T2 (de) | Prozess zur entfernung von organischen komponenten aus abwasser und zur denitrifikation mit hilfe von sauerstoff | |
| DE2233801A1 (de) | Verfahren zur elimination von organisch und anorganisch gebundenem stickstoff aus haeuslichem und industriellem abwasser | |
| DE3726201A1 (de) | Belebtschlamm-behandlungsverfahren fuer abwasser oder industrieabwasser | |
| EP0273111B1 (de) | Verfahren zur Reinigung Phosphathaltiger Abwässer und biologischer Phosphorelimination sowie Anlage zur Durchführung dieses Verfahren | |
| DE3833185C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| DE69406362T2 (de) | Verfahren und Anlage zur biologischen Reinigung von Abwasser | |
| EP0483312B1 (de) | Verfahren zur nitrat- und phosphatelimination bei der biologischen reinigung von abwasser | |
| DE2924449C2 (de) | Verfahren zum Reinigen von Abwasser nach dem Belebtschlammverfahren | |
| EP0527123B1 (de) | Belebtschlammverfahren zur Reinigung von Abwasser | |
| DE3136409A1 (de) | Verfahren und vorrichtung zur biologischen reinigung von abwasser | |
| EP0503546B1 (de) | Verfahren zur biologischen Reinigung von Wasser | |
| AT526134B1 (de) | Diskontinuierliches abwasserreinigungsverfahren | |
| DE2738309A1 (de) | Verfahren zur reinigung calcium enthaltenden, organisch belasteten abwassers | |
| DE19519742A1 (de) | Verfahren zur Abwasserreinigung mit intermittierender Nitrifikation/Dentrifikation und Abwasserreinigungsanlage zur Durchführung des Verfahrens | |
| DE2161785C3 (de) | Verfahren zum Behandeln von Abwasser |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8235 | Patent refused |