DE2749971C2 - Verfahren zur Behandlung von Abwasser - Google Patents
Verfahren zur Behandlung von AbwasserInfo
- Publication number
- DE2749971C2 DE2749971C2 DE2749971A DE2749971A DE2749971C2 DE 2749971 C2 DE2749971 C2 DE 2749971C2 DE 2749971 A DE2749971 A DE 2749971A DE 2749971 A DE2749971 A DE 2749971A DE 2749971 C2 DE2749971 C2 DE 2749971C2
- Authority
- DE
- Germany
- Prior art keywords
- container
- tank
- liquid
- sludge
- line
- 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
Links
- 239000002351 wastewater Substances 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 25
- 239000007788 liquid Substances 0.000 claims description 69
- 239000010802 sludge Substances 0.000 claims description 58
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 42
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 38
- 229910052760 oxygen Inorganic materials 0.000 claims description 38
- 239000001301 oxygen Substances 0.000 claims description 38
- 229910052799 carbon Inorganic materials 0.000 claims description 24
- 239000010865 sewage Substances 0.000 claims description 16
- 239000003575 carbonaceous material Substances 0.000 claims description 8
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 5
- 230000000813 microbial effect Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 claims description 2
- 238000006731 degradation reaction Methods 0.000 claims description 2
- 229910001882 dioxygen Inorganic materials 0.000 claims description 2
- 244000089486 Phragmites australis subsp australis Species 0.000 claims 1
- 238000004140 cleaning Methods 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 56
- 238000006243 chemical reaction Methods 0.000 description 39
- 229910052757 nitrogen Inorganic materials 0.000 description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 23
- 239000000126 substance Substances 0.000 description 16
- 239000012535 impurity Substances 0.000 description 10
- 229910002651 NO3 Inorganic materials 0.000 description 9
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 9
- 229910052698 phosphorus Inorganic materials 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 7
- 239000011574 phosphorus Substances 0.000 description 7
- 238000004065 wastewater treatment Methods 0.000 description 7
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 6
- 239000000356 contaminant Substances 0.000 description 6
- 230000010261 cell growth Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000002562 thickening agent Substances 0.000 description 5
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 4
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 240000002834 Paulownia tomentosa Species 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 229940037003 alum Drugs 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 229910001873 dinitrogen Inorganic materials 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000003442 weekly effect Effects 0.000 description 2
- 101150096316 5 gene Proteins 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 210000003555 cloaca Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002699 waste material Substances 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
- B62L1/00—Brakes; Arrangements thereof
-
- 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
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA265,112A CA1062380A (en) | 1976-11-08 | 1976-11-08 | Waste water treatment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2749971A1 DE2749971A1 (de) | 1978-05-24 |
| DE2749971C2 true DE2749971C2 (de) | 1986-06-26 |
Family
ID=4107220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2749971A Expired DE2749971C2 (de) | 1976-11-08 | 1977-11-08 | Verfahren zur Behandlung von Abwasser |
Country Status (6)
| Country | Link |
|---|---|
| CA (1) | CA1062380A (enExample) |
| DE (1) | DE2749971C2 (enExample) |
| FR (1) | FR2369999A1 (enExample) |
| GB (1) | GB1544341A (enExample) |
| IL (1) | IL53293A (enExample) |
| ZA (1) | ZA776470B (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3208173A1 (de) * | 1982-03-06 | 1983-09-08 | Volker Dipl.-Ing. 7200 Tuttlingen Stengelin | Verfahren und vorrichtung zum entfernen des stickstoffs aus dem abwasser mittels tauchtropfkoerper |
| DE4100685A1 (de) * | 1991-01-11 | 1992-07-16 | Sued Chemie Ag | Verfahren zum reinigen von phosphate und stickstoffverbindungen enthaltenden abwaessern |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL46494A (en) * | 1974-01-22 | 1977-10-31 | Ontario Research Foundation | Adsorption - biooxidation treatment of waste waters to remove contaminants therefrom |
-
1976
- 1976-11-08 CA CA265,112A patent/CA1062380A/en not_active Expired
-
1977
- 1977-10-31 ZA ZA00776470A patent/ZA776470B/xx unknown
- 1977-11-01 GB GB4545977A patent/GB1544341A/en not_active Expired
- 1977-11-03 IL IL5329377A patent/IL53293A/xx unknown
- 1977-11-08 DE DE2749971A patent/DE2749971C2/de not_active Expired
- 1977-11-08 FR FR7733626A patent/FR2369999A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ZA776470B (en) | 1978-08-30 |
| GB1544341A (en) | 1979-04-19 |
| FR2369999B1 (enExample) | 1982-12-17 |
| CA1062380A (en) | 1979-09-11 |
| FR2369999A1 (fr) | 1978-06-02 |
| IL53293A (en) | 1980-11-30 |
| DE2749971A1 (de) | 1978-05-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| 8127 | New person/name/address of the applicant |
Owner name: CANADA MORTGAGE AND HOUSING CORP., OTTAWA, ONTARIO |
|
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8339 | Ceased/non-payment of the annual fee |