NO303171B1 - Fremgangsmate og anordning for biologisk rensing av avlopsvann, inkludert denitrering - Google Patents
Fremgangsmate og anordning for biologisk rensing av avlopsvann, inkludert denitrering Download PDFInfo
- Publication number
- NO303171B1 NO303171B1 NO19921714A NO921714A NO303171B1 NO 303171 B1 NO303171 B1 NO 303171B1 NO 19921714 A NO19921714 A NO 19921714A NO 921714 A NO921714 A NO 921714A NO 303171 B1 NO303171 B1 NO 303171B1
- Authority
- NO
- Norway
- Prior art keywords
- pool
- activated sludge
- sludge
- fluidized layer
- aerobic
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 23
- 239000002351 wastewater Substances 0.000 title claims description 10
- 238000000746 purification Methods 0.000 title claims description 6
- 230000008569 process Effects 0.000 title claims description 5
- 239000010802 sludge Substances 0.000 claims description 43
- 238000005352 clarification Methods 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 229910052757 nitrogen Inorganic materials 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- 239000003344 environmental pollutant Substances 0.000 claims description 5
- 231100000719 pollutant Toxicity 0.000 claims description 5
- 239000008187 granular material Substances 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 239000002028 Biomass Substances 0.000 description 15
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 12
- 238000009434 installation Methods 0.000 description 10
- 241000894006 Bacteria Species 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000005243 fluidization Methods 0.000 description 5
- 150000002823 nitrates Chemical class 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 230000001651 autotrophic effect Effects 0.000 description 3
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000001546 nitrifying effect Effects 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 101100404662 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) NGL2 gene Proteins 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 241001148470 aerobic bacillus Species 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010170 biological method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- -1 expanded Substances 0.000 description 1
- 238000002474 experimental method 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
- 239000007789 gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002826 nitrites Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000008262 pumice Substances 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010454 slate Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 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
- C02F3/08—Aerobic processes using moving contact bodies
- C02F3/085—Fluidized beds
-
- 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
- C02F3/28—Anaerobic digestion processes
- C02F3/2806—Anaerobic processes using solid supports for microorganisms
-
- 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
-
- 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)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9010960A FR2667860B1 (fr) | 1990-09-04 | 1990-09-04 | Procede d'epuration biologique des eaux residuaires incluant la denitrification. |
| PCT/FR1991/000702 WO1992004285A1 (fr) | 1990-09-04 | 1991-09-03 | Procede et installation d'epuration biologique des eaux residuaires incluant la denitrification |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO921714D0 NO921714D0 (no) | 1992-04-30 |
| NO921714L NO921714L (no) | 1992-07-03 |
| NO303171B1 true NO303171B1 (no) | 1998-06-08 |
Family
ID=9400044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19921714A NO303171B1 (no) | 1990-09-04 | 1992-04-30 | Fremgangsmate og anordning for biologisk rensing av avlopsvann, inkludert denitrering |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0498875B1 (de) |
| DE (1) | DE69101911T2 (de) |
| DK (1) | DK0498875T3 (de) |
| ES (1) | ES2055996T3 (de) |
| FR (1) | FR2667860B1 (de) |
| NO (1) | NO303171B1 (de) |
| WO (1) | WO1992004285A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2685691A1 (fr) * | 1991-12-26 | 1993-07-02 | Dumez Sa Lyonnaise Eaux | Procede d'epuration biologique de liquides charges d'impuretes. |
| DE69520519T2 (de) * | 1994-05-18 | 2001-08-09 | Fuji Photo Film Co Ltd | Verfahren zum Unschädlichmachen von verunreinigten Lösungen aus Photoprozessen |
| GB9524404D0 (en) * | 1995-11-29 | 1996-01-31 | Anglian Water Services Ltd | Activated sludge treatment |
| CN100348515C (zh) * | 2005-12-15 | 2007-11-14 | 湖南大学 | 城市污水综合处理装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2372121A1 (fr) * | 1976-11-30 | 1978-06-23 | Omnium Assainissement | Procede d'elimination simultanee des pollutions carbonees et azotees dans les eaux residuaires |
| JPS6138696A (ja) * | 1984-07-12 | 1986-02-24 | Ebara Infilco Co Ltd | 生物学的硝化脱窒素処理方法 |
| JPH02214597A (ja) * | 1989-02-16 | 1990-08-27 | Hitachi Plant Eng & Constr Co Ltd | 汚水の硝化処理装置 |
-
1990
- 1990-09-04 FR FR9010960A patent/FR2667860B1/fr not_active Expired - Lifetime
-
1991
- 1991-09-03 DK DK91916319T patent/DK0498875T3/da active
- 1991-09-03 DE DE69101911T patent/DE69101911T2/de not_active Expired - Lifetime
- 1991-09-03 WO PCT/FR1991/000702 patent/WO1992004285A1/fr active IP Right Grant
- 1991-09-03 EP EP19910916319 patent/EP0498875B1/de not_active Expired - Lifetime
- 1991-09-03 ES ES91916319T patent/ES2055996T3/es not_active Expired - Lifetime
-
1992
- 1992-04-30 NO NO19921714A patent/NO303171B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK0498875T3 (da) | 1995-03-27 |
| NO921714D0 (no) | 1992-04-30 |
| FR2667860B1 (fr) | 1992-11-27 |
| NO921714L (no) | 1992-07-03 |
| DE69101911T2 (de) | 1994-12-22 |
| EP0498875B1 (de) | 1994-05-04 |
| FR2667860A1 (fr) | 1992-04-17 |
| DE69101911D1 (de) | 1994-06-09 |
| WO1992004285A1 (fr) | 1992-03-19 |
| EP0498875A1 (de) | 1992-08-19 |
| ES2055996T3 (es) | 1994-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CREP | Change of representative |
Representative=s name: TANDBERGS PATENTKONTOR AS, POSTBOKS 7085 MAJORSTUA |
|
| MK1K | Patent expired |