NZ201232A - Acitvated sludge wastewater treatment system - Google Patents
Acitvated sludge wastewater treatment systemInfo
- Publication number
- NZ201232A NZ201232A NZ201232A NZ20123282A NZ201232A NZ 201232 A NZ201232 A NZ 201232A NZ 201232 A NZ201232 A NZ 201232A NZ 20123282 A NZ20123282 A NZ 20123282A NZ 201232 A NZ201232 A NZ 201232A
- Authority
- NZ
- New Zealand
- Prior art keywords
- zone
- bod
- biomass
- sorption
- oxidation
- Prior art date
Links
- 239000010802 sludge Substances 0.000 title claims description 53
- 238000004065 wastewater treatment Methods 0.000 title description 4
- 238000001179 sorption measurement Methods 0.000 claims description 79
- 230000003647 oxidation Effects 0.000 claims description 77
- 238000007254 oxidation reaction Methods 0.000 claims description 77
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 46
- 239000001301 oxygen Substances 0.000 claims description 45
- 229910052760 oxygen Inorganic materials 0.000 claims description 45
- 239000002028 Biomass Substances 0.000 claims description 33
- 239000002351 wastewater Substances 0.000 claims description 33
- 229910019142 PO4 Inorganic materials 0.000 claims description 31
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 29
- 239000010452 phosphate Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 11
- 239000007800 oxidant agent Substances 0.000 claims description 10
- 229920000388 Polyphosphate Polymers 0.000 claims description 9
- 239000001205 polyphosphate Substances 0.000 claims description 9
- 235000011176 polyphosphates Nutrition 0.000 claims description 9
- 238000005273 aeration Methods 0.000 claims description 5
- 238000010899 nucleation Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 239000000047 product Substances 0.000 claims description 2
- 239000006228 supernatant Substances 0.000 claims description 2
- 244000093965 Triphasia trifolia Species 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 235000021317 phosphate Nutrition 0.000 description 29
- 239000007788 liquid Substances 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 244000005700 microbiome Species 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 241000894007 species Species 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 230000036284 oxygen consumption Effects 0.000 description 6
- 230000009467 reduction Effects 0.000 description 5
- 239000008346 aqueous phase Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000012010 growth Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- 230000028564 filamentous growth Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000002823 nitrates Chemical class 0.000 description 2
- 230000001546 nitrifying effect Effects 0.000 description 2
- 150000002826 nitrites Chemical class 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 101100020663 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) ppm-1 gene Proteins 0.000 description 1
- 230000009056 active transport Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 239000010841 municipal wastewater Substances 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 230000003442 weekly effect 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
-
- 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)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28267481A | 1981-07-13 | 1981-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ201232A true NZ201232A (en) | 1984-07-06 |
Family
ID=23082611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ201232A NZ201232A (en) | 1981-07-13 | 1982-07-12 | Acitvated sludge wastewater treatment system |
Country Status (12)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8201293A (nl) * | 1982-03-29 | 1983-10-17 | Gist Brocades Nv | Fluid-bed reactor voor het zuiveren van afvalwater. |
| AUPM452094A0 (en) * | 1994-03-17 | 1994-04-14 | University Of Queensland, The | Waste treatment plant and process |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48104351A (enrdf_load_html_response) * | 1972-04-14 | 1973-12-27 | ||
| JPS52111267A (en) * | 1976-03-16 | 1977-09-17 | Chiyuuetsu Koubo Kougiyou Kk | Method of treating waste water |
-
1982
- 1982-07-07 AU AU85687/82A patent/AU543212B2/en not_active Ceased
- 1982-07-09 DK DK309682A patent/DK169737B1/da not_active IP Right Cessation
- 1982-07-12 NZ NZ201232A patent/NZ201232A/en unknown
- 1982-07-12 ES ES513898A patent/ES8305283A1/es not_active Expired
- 1982-07-12 NO NO822413A patent/NO822413L/no unknown
- 1982-07-12 PT PT7523282A patent/PT75232B/pt unknown
- 1982-07-13 ZA ZA824972A patent/ZA824972B/xx unknown
- 1982-07-13 KR KR1019820003126A patent/KR840000437A/ko not_active Abandoned
- 1982-07-13 JP JP57120736A patent/JPS5817894A/ja active Granted
- 1982-07-13 FI FI822489A patent/FI77215C/fi not_active IP Right Cessation
- 1982-10-13 IN IN1188/CAL/82A patent/IN157778B/en unknown
-
1983
- 1983-01-07 GR GR68719A patent/GR78324B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK169737B1 (da) | 1995-02-06 |
| JPH0134118B2 (enrdf_load_html_response) | 1989-07-18 |
| AU8568782A (en) | 1983-01-20 |
| FI822489A0 (fi) | 1982-07-13 |
| ES513898A0 (es) | 1983-04-01 |
| AU543212B2 (en) | 1985-04-04 |
| JPS5817894A (ja) | 1983-02-02 |
| ZA824972B (en) | 1983-04-27 |
| GR78324B (enrdf_load_html_response) | 1984-09-26 |
| NO822413L (no) | 1983-01-14 |
| PT75232B (en) | 1984-07-23 |
| KR840000437A (ko) | 1984-02-22 |
| FI822489L (fi) | 1983-01-14 |
| IN157778B (enrdf_load_html_response) | 1986-06-14 |
| PT75232A (en) | 1982-08-01 |
| FI77215C (fi) | 1989-02-10 |
| FI77215B (fi) | 1988-10-31 |
| ES8305283A1 (es) | 1983-04-01 |
| DK309682A (da) | 1983-01-14 |
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