CH630046A5 - Method for the continuous entry of air or other oxygen-containing gases into an activated-sludge-containing wastewater or fermentation broths - Google Patents
Method for the continuous entry of air or other oxygen-containing gases into an activated-sludge-containing wastewater or fermentation broths Download PDFInfo
- Publication number
- CH630046A5 CH630046A5 CH137178A CH137178A CH630046A5 CH 630046 A5 CH630046 A5 CH 630046A5 CH 137178 A CH137178 A CH 137178A CH 137178 A CH137178 A CH 137178A CH 630046 A5 CH630046 A5 CH 630046A5
- Authority
- CH
- Switzerland
- Prior art keywords
- gas
- injector
- oxygen
- injectors
- activated sludge
- Prior art date
Links
- 239000007789 gas Substances 0.000 title claims description 51
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims description 32
- 239000001301 oxygen Substances 0.000 title claims description 32
- 229910052760 oxygen Inorganic materials 0.000 title claims description 32
- 239000010802 sludge Substances 0.000 title claims description 20
- 238000000034 method Methods 0.000 title claims description 19
- 239000002351 wastewater Substances 0.000 title claims description 15
- 235000010633 broth Nutrition 0.000 title claims description 8
- 238000000855 fermentation Methods 0.000 title claims description 8
- 230000004151 fermentation Effects 0.000 title claims description 8
- 239000007788 liquid Substances 0.000 claims description 24
- 230000002706 hydrostatic effect Effects 0.000 claims description 8
- 239000003380 propellant Substances 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 238000004581 coalescence Methods 0.000 description 2
- 238000003958 fumigation Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000005501 phase interface Effects 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002316 fumigant Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000009931 pascalization Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing 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
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1294—"Venturi" aeration means
-
- 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
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237612—Oxygen
-
- 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
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
- B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
- B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
- B01F25/211—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being surrounded by guiding tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
- B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
- B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
- B01F25/3125—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characteristics of the Venturi parts
- B01F25/31253—Discharge
- B01F25/312532—Profiled, grooved, ribbed discharge conduit, or being provided with baffles
-
- 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
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/46—Arrangements of nozzles
-
- 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
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Microbiology (AREA)
- Environmental & Geological Engineering (AREA)
- Biodiversity & Conservation Biology (AREA)
- Organic Chemistry (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Activated Sludge Processes (AREA)
- Jet Pumps And Other Pumps (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19772705243 DE2705243A1 (de) | 1977-02-09 | 1977-02-09 | Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH630046A5 true CH630046A5 (en) | 1982-05-28 |
Family
ID=6000637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH137178A CH630046A5 (en) | 1977-02-09 | 1978-02-07 | Method for the continuous entry of air or other oxygen-containing gases into an activated-sludge-containing wastewater or fermentation broths |
Country Status (12)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0085961A1 (en) * | 1982-02-08 | 1983-08-17 | Sterling Drug Inc. | An oxygen injection nozzle |
| CN110565742A (zh) * | 2019-08-22 | 2019-12-13 | 上海威派格智慧水务股份有限公司 | 一种无负压一体化供水设备 |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BG32191A1 (en) * | 1980-07-11 | 1982-06-15 | Kostadinov | Method and apparatus for cultivation of aerobic microorganisms |
| CS231837B1 (en) * | 1982-07-30 | 1984-12-14 | Svatopluk Mackrle | Device for a biological water purification |
| DE3309834C2 (de) * | 1983-03-18 | 1985-10-24 | Anton 8206 Bruckmühl Humpel | Vorrichtung zum Aufbereiten einer Flüssigkeit, insbesondere von Gülle |
| DE3344671C2 (de) * | 1983-12-09 | 1986-08-14 | Moser, Barbara, 8152 Feldkirchen-Westerham | Verfahren und Vorrichtung zum Aufbereiten einer Flüssigkeit insbesondere von Gülle |
| FR2589460B1 (fr) * | 1985-10-30 | 1991-02-15 | Dodier Jacques | Dispositif de traitement par injection hydrocinetique, notamment pour eaux residuaires |
| GB2189237B (en) * | 1986-03-20 | 1990-06-13 | Wessex Water Authority | Anaerobic digester |
| JPS62170626U (enrdf_load_stackoverflow) * | 1986-04-17 | 1987-10-29 | ||
| DE3737309A1 (de) * | 1987-09-03 | 1989-03-16 | Tecon Gmbh | Anlage zur aeroben biologischen reinigung von schadstoffhaltigem wasser |
| FR2640524B1 (fr) * | 1988-12-15 | 1991-05-03 | Dodier Jacques Rene | Injecteur-diffuseur engendrant des reactions physico-chimiques, ses applications en balneo-hydrotherapie et traitements des fluides |
| GB2471280B (en) * | 2009-06-22 | 2011-08-31 | Hydroventuri Ltd | Apparatus and method for introducing a gas into a liquid |
| CN111389605A (zh) * | 2020-04-17 | 2020-07-10 | 上海神舟精宜汽车制造有限公司 | 一种抑尘车喷嘴 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50127247U (enrdf_load_stackoverflow) * | 1974-04-02 | 1975-10-18 | ||
| SE7602245L (sv) * | 1975-03-22 | 1976-09-23 | Bayer Ag | Anordning for inforande av syrehaltiga gaser i avloppsvatten innehallande aktiverat slam |
-
1977
- 1977-02-09 DE DE19772705243 patent/DE2705243A1/de not_active Withdrawn
-
1978
- 1978-02-07 CA CA296,366A patent/CA1106301A/en not_active Expired
- 1978-02-07 IT IT7847946A patent/IT7847946A0/it unknown
- 1978-02-07 CH CH137178A patent/CH630046A5/de not_active IP Right Cessation
- 1978-02-07 AT AT84778A patent/AT356025B/de not_active IP Right Cessation
- 1978-02-07 JP JP1204078A patent/JPS5399659A/ja active Granted
- 1978-02-08 AU AU33119/78A patent/AU517718B2/en not_active Expired
- 1978-02-08 NL NL7801455A patent/NL7801455A/xx not_active Application Discontinuation
- 1978-02-09 FR FR7803701A patent/FR2380226A1/fr active Granted
- 1978-02-09 GB GB5234/78A patent/GB1589190A/en not_active Expired
- 1978-02-09 BE BE2056669A patent/BE863791A/xx not_active IP Right Cessation
- 1978-07-20 IN IN531/DEL/78A patent/IN148310B/en unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0085961A1 (en) * | 1982-02-08 | 1983-08-17 | Sterling Drug Inc. | An oxygen injection nozzle |
| CN110565742A (zh) * | 2019-08-22 | 2019-12-13 | 上海威派格智慧水务股份有限公司 | 一种无负压一体化供水设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| AT356025B (de) | 1980-04-10 |
| JPS5726840B2 (enrdf_load_stackoverflow) | 1982-06-07 |
| GB1589190A (en) | 1981-05-07 |
| BE863791A (fr) | 1978-08-09 |
| IN148310B (enrdf_load_stackoverflow) | 1981-01-10 |
| DE2705243A1 (de) | 1978-08-17 |
| AU517718B2 (en) | 1981-08-20 |
| IT7847946A0 (it) | 1978-02-07 |
| FR2380226B1 (enrdf_load_stackoverflow) | 1984-10-19 |
| CA1106301A (en) | 1981-08-04 |
| AU3311978A (en) | 1979-08-16 |
| NL7801455A (nl) | 1978-08-11 |
| ATA84778A (de) | 1979-08-15 |
| FR2380226A1 (fr) | 1978-09-08 |
| JPS5399659A (en) | 1978-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |