CA2003128C - Process and apparatus for the biological purification of sewage - Google Patents
Process and apparatus for the biological purification of sewage Download PDFInfo
- Publication number
- CA2003128C CA2003128C CA 2003128 CA2003128A CA2003128C CA 2003128 C CA2003128 C CA 2003128C CA 2003128 CA2003128 CA 2003128 CA 2003128 A CA2003128 A CA 2003128A CA 2003128 C CA2003128 C CA 2003128C
- Authority
- CA
- Canada
- Prior art keywords
- reactor
- sewage
- nozzles
- process according
- settling tank
- 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.)
- Expired - Fee Related
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000000746 purification Methods 0.000 title claims abstract description 7
- 239000000126 substance Substances 0.000 claims abstract description 33
- 239000010802 sludge Substances 0.000 claims abstract description 18
- 239000000203 mixture Substances 0.000 claims abstract description 17
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 7
- 231100000719 pollutant Toxicity 0.000 claims abstract description 7
- 238000000354 decomposition reaction Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000002351 wastewater Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- 239000007789 gas Substances 0.000 description 9
- 244000005700 microbiome Species 0.000 description 8
- 230000015556 catabolic process Effects 0.000 description 5
- 238000006731 degradation reaction Methods 0.000 description 5
- 238000010008 shearing Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000005514 two-phase flow Effects 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
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1294—"Venturi" aeration means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
- B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
- B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
- B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
- B01F25/211—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being surrounded by guiding tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
- B01F25/23—Mixing by intersecting jets
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Microbiology (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biological Treatment Of Waste Water (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Physical Water Treatments (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP3838846.4 | 1988-11-17 | ||
| DE19883838846 DE3838846A1 (de) | 1988-11-17 | 1988-11-17 | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2003128A1 CA2003128A1 (en) | 1990-05-17 |
| CA2003128C true CA2003128C (en) | 2000-08-15 |
Family
ID=6367312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2003128 Expired - Fee Related CA2003128C (en) | 1988-11-17 | 1989-11-16 | Process and apparatus for the biological purification of sewage |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0369455B1 (enrdf_load_stackoverflow) |
| JP (1) | JPH0667514B2 (enrdf_load_stackoverflow) |
| AT (1) | ATE74885T1 (enrdf_load_stackoverflow) |
| AU (1) | AU618642B2 (enrdf_load_stackoverflow) |
| CA (1) | CA2003128C (enrdf_load_stackoverflow) |
| DE (2) | DE3838846A1 (enrdf_load_stackoverflow) |
| ES (1) | ES2031340T3 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2951654A1 (fr) * | 2009-08-11 | 2011-04-29 | Mohamed Rhouma | Un nouveau reacteur d'oxydation, de mise en contact de fluides et applications |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4434540C2 (de) * | 1994-09-27 | 1997-07-31 | Hans Dieter Voelk | Verfahren zur aeroben Hochleistungs-Abwasserreinigung unter Druck sowie starker Dynamik und Vorrichtung zur Durchführung des Verfahrens |
| FR2838067B1 (fr) * | 2002-04-04 | 2005-02-04 | Toulouse Inst Nat Polytech | Procede de mise en contact de phases notamment gaz/liquide, reacteur dit a impacts multidirectionnels associe, et application au traitement oxydant de l'eau |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5915005B2 (ja) * | 1979-10-17 | 1984-04-07 | コニカ株式会社 | 分散方法 |
| US4695378A (en) * | 1984-11-07 | 1987-09-22 | The United States Of America As Represented By The Secretary Of The Interior | Acid mine water aeration and treatment system |
| US4956080A (en) * | 1987-08-03 | 1990-09-11 | Microlift Systems, Incorporated | High pressure oxygen-saturated water treatment apparatus |
-
1988
- 1988-11-17 DE DE19883838846 patent/DE3838846A1/de active Granted
-
1989
- 1989-11-16 AU AU44763/89A patent/AU618642B2/en not_active Ceased
- 1989-11-16 CA CA 2003128 patent/CA2003128C/en not_active Expired - Fee Related
- 1989-11-17 DE DE8989121254T patent/DE58901180D1/de not_active Expired - Fee Related
- 1989-11-17 EP EP19890121254 patent/EP0369455B1/de not_active Expired - Lifetime
- 1989-11-17 AT AT89121254T patent/ATE74885T1/de not_active IP Right Cessation
- 1989-11-17 ES ES89121254T patent/ES2031340T3/es not_active Expired - Lifetime
- 1989-11-17 JP JP29775489A patent/JPH0667514B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2951654A1 (fr) * | 2009-08-11 | 2011-04-29 | Mohamed Rhouma | Un nouveau reacteur d'oxydation, de mise en contact de fluides et applications |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0369455B1 (de) | 1992-04-15 |
| AU4476389A (en) | 1990-05-24 |
| ATE74885T1 (de) | 1992-05-15 |
| AU618642B2 (en) | 1992-01-02 |
| JPH0667514B2 (ja) | 1994-08-31 |
| EP0369455A1 (de) | 1990-05-23 |
| ES2031340T3 (es) | 1992-12-01 |
| CA2003128A1 (en) | 1990-05-17 |
| JPH02237697A (ja) | 1990-09-20 |
| DE3838846C2 (enrdf_load_stackoverflow) | 1993-09-09 |
| DE58901180D1 (de) | 1992-05-21 |
| DE3838846A1 (de) | 1990-05-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |