IE52075B1 - Horizontal-axis aerator for purification of waste water - Google Patents
Horizontal-axis aerator for purification of waste waterInfo
- Publication number
- IE52075B1 IE52075B1 IE2166/81A IE216681A IE52075B1 IE 52075 B1 IE52075 B1 IE 52075B1 IE 2166/81 A IE2166/81 A IE 2166/81A IE 216681 A IE216681 A IE 216681A IE 52075 B1 IE52075 B1 IE 52075B1
- Authority
- IE
- Ireland
- Prior art keywords
- blades
- cylinder
- aerator
- horizontal
- axis
- Prior art date
Links
- 238000005276 aerator Methods 0.000 title claims abstract description 82
- 239000002351 wastewater Substances 0.000 title claims abstract description 29
- 238000000746 purification Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000007654 immersion Methods 0.000 claims description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 11
- 239000007788 liquid Substances 0.000 description 11
- 239000001301 oxygen Substances 0.000 description 11
- 229910052760 oxygen Inorganic materials 0.000 description 11
- 238000011144 upstream manufacturing Methods 0.000 description 11
- 238000006213 oxygenation reaction Methods 0.000 description 9
- 238000002156 mixing Methods 0.000 description 8
- 238000005086 pumping Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000009293 extended aeration Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000000265 homogenisation Methods 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
- 125000001477 organic nitrogen group Chemical group 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000003466 welding 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
- C02F3/12—Activated sludge processes
- C02F3/14—Activated sludge processes using surface aeration
- C02F3/18—Activated sludge processes using surface aeration the aerator having a horizontal axis
-
- 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
- B01F23/234—Surface aerating
- B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8020303A FR2490622A1 (fr) | 1980-09-22 | 1980-09-22 | Aerateur a axe horizontal pour l'epuration des eaux usees |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE812166L IE812166L (en) | 1982-03-22 |
| IE52075B1 true IE52075B1 (en) | 1987-06-10 |
Family
ID=9246148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE2166/81A IE52075B1 (en) | 1980-09-22 | 1981-09-17 | Horizontal-axis aerator for purification of waste water |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4539112A (enExample) |
| EP (1) | EP0050532B1 (enExample) |
| JP (1) | JPS5784795A (enExample) |
| DE (2) | DE3161130D1 (enExample) |
| FR (1) | FR2490622A1 (enExample) |
| IE (1) | IE52075B1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT390603B (de) * | 1985-04-09 | 1990-06-11 | Voest Alpine Ag | Einrichtung zum einbringen oder ausbringen von gasen in oder aus fluessigkeiten und verwendung der einrichtung |
| US6457436B1 (en) * | 1999-10-23 | 2002-10-01 | Jonathan P. Truebe | Paddlewheel fish deterrent and guide |
| JP4734878B2 (ja) * | 2004-09-28 | 2011-07-27 | 旭硝子株式会社 | ガス吸収装置およびガス吸収方法、重合体の製造方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10000A (en) * | 1853-09-06 | Improved paddle-wheel | ||
| US89777A (en) * | 1869-05-04 | Improvement in propellers | ||
| US117991A (en) * | 1871-08-15 | Improvement in paddle-wheels | ||
| US929129A (en) * | 1908-10-08 | 1909-07-27 | Bernhard Bomborn | Centrifugal pump or blower. |
| US3109875A (en) * | 1961-06-21 | 1963-11-05 | Nl Organisatic Voor Toegepast | Aeration apparatus |
| DE1247223B (de) * | 1962-04-13 | 1967-08-10 | Schreiber August | Einrichtung zur Belueftung von Abwasser od. dgl. Fluessigkeiten |
| US3458176A (en) * | 1965-05-29 | 1969-07-29 | Passavant Werke | Equipment for the introduction of gases into fluids |
| DE1557181C3 (de) * | 1966-11-21 | 1975-03-20 | Passavant - Werke Michelbacher Huette, 6209 Aarbergen | Vorrichtung zum Eintragen von Gasen in Flüssigkeiten |
| US3505212A (en) * | 1967-08-11 | 1970-04-07 | Passavant Werke | Method and equipment for activated sludge processing of sewage |
| US3515375A (en) * | 1968-05-22 | 1970-06-02 | Bird Machine Co | Aeration apparatus |
| CH481674A (de) * | 1968-10-29 | 1969-11-30 | Mueller Hans | Mischvorrichtung für strömende Medien an einem Behälter, insbesondere zum Begasen von Flüssigkeiten |
| US3561738A (en) * | 1969-02-10 | 1971-02-09 | Owens Illinois Inc | Aeration apparatus |
| US3658305A (en) * | 1969-05-08 | 1972-04-25 | Thrive Centers Inc | Aeration device |
| NL6918125A (enExample) * | 1969-12-03 | 1971-06-07 | ||
| US3675779A (en) * | 1971-01-27 | 1972-07-11 | Standard Oil Co | Apparatus used in purifying waste water |
| US3757950A (en) * | 1971-03-02 | 1973-09-11 | Connors E | Waste water treatment package plant having a modular ditch member |
| FR2130820A5 (en) * | 1971-03-22 | 1972-11-10 | Girejan | Aerator/circulator - for activated sludge effluent treatment plant |
-
1980
- 1980-09-22 FR FR8020303A patent/FR2490622A1/fr active Granted
-
1981
- 1981-07-28 DE DE8181401227T patent/DE3161130D1/de not_active Expired
- 1981-07-28 EP EP81401227A patent/EP0050532B1/fr not_active Expired
- 1981-07-28 DE DE198181401227T patent/DE50532T1/de active Pending
- 1981-09-17 IE IE2166/81A patent/IE52075B1/en not_active IP Right Cessation
- 1981-09-19 JP JP14867681A patent/JPS5784795A/ja active Granted
- 1981-09-21 US US06/304,338 patent/US4539112A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0050532A1 (fr) | 1982-04-28 |
| IE812166L (en) | 1982-03-22 |
| DE3161130D1 (en) | 1983-11-10 |
| JPS5784795A (en) | 1982-05-27 |
| DE50532T1 (de) | 1983-01-05 |
| US4539112A (en) | 1985-09-03 |
| FR2490622B1 (enExample) | 1982-10-15 |
| FR2490622A1 (fr) | 1982-03-26 |
| EP0050532B1 (fr) | 1983-10-05 |
| JPH0133232B2 (enExample) | 1989-07-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |