JPH0118795B2 - - Google Patents
Info
- Publication number
- JPH0118795B2 JPH0118795B2 JP3070185A JP3070185A JPH0118795B2 JP H0118795 B2 JPH0118795 B2 JP H0118795B2 JP 3070185 A JP3070185 A JP 3070185A JP 3070185 A JP3070185 A JP 3070185A JP H0118795 B2 JPH0118795 B2 JP H0118795B2
- Authority
- JP
- Japan
- Prior art keywords
- stage
- tank
- aeration
- filter bed
- biological
- 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
- 238000005273 aeration Methods 0.000 claims description 43
- 239000010802 sludge Substances 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 238000000034 method Methods 0.000 claims description 27
- 239000010865 sewage Substances 0.000 claims description 19
- 238000001179 sorption measurement Methods 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 7
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 5
- 238000004062 sedimentation Methods 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 241000894006 Bacteria Species 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000011001 backwashing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 241000902900 cellular organisms Species 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008262 pumice Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 239000002023 wood 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
- C02F3/02—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
- C02F3/04—Aerobic processes using trickle filters
-
- 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
- C02F3/10—Packings; Fillings; Grids
-
- 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)
- Biological Treatment Of Waste Water (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3406312.9 | 1984-02-22 | ||
| DE3406312A DE3406312C2 (de) | 1984-02-22 | 1984-02-22 | Verfahren für die zweistufige biologische Reinigung von Abwasser, insbesondere von kommunalem Abwasser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60241994A JPS60241994A (ja) | 1985-11-30 |
| JPH0118795B2 true JPH0118795B2 (fr) | 1989-04-07 |
Family
ID=6228444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60030701A Granted JPS60241994A (ja) | 1984-02-22 | 1985-02-20 | 下水、とくに都市下水の２段生物処理方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS60241994A (fr) |
| DE (1) | DE3406312C2 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10127412A1 (de) * | 2001-06-06 | 2003-05-15 | Horst Ksienzyk | Verfahren zur Aufbereitung von Wässern |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54113961A (en) * | 1978-01-28 | 1979-09-05 | Boehnke Botho | Facilities for disposing waste water by activated sludge method |
| JPS5556892A (en) * | 1978-10-21 | 1980-04-26 | Yamazaki Kogyo Kk | Treatment method of polluted water |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3043820A1 (de) * | 1980-11-20 | 1982-06-24 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
-
1984
- 1984-02-22 DE DE3406312A patent/DE3406312C2/de not_active Expired - Fee Related
-
1985
- 1985-02-20 JP JP60030701A patent/JPS60241994A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54113961A (en) * | 1978-01-28 | 1979-09-05 | Boehnke Botho | Facilities for disposing waste water by activated sludge method |
| JPS5556892A (en) * | 1978-10-21 | 1980-04-26 | Yamazaki Kogyo Kk | Treatment method of polluted water |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3406312C2 (de) | 1993-12-09 |
| JPS60241994A (ja) | 1985-11-30 |
| DE3406312A1 (de) | 1985-08-22 |
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