DE2705243A1 - Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser - Google Patents

Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser

Info

Publication number
DE2705243A1
DE2705243A1 DE19772705243 DE2705243A DE2705243A1 DE 2705243 A1 DE2705243 A1 DE 2705243A1 DE 19772705243 DE19772705243 DE 19772705243 DE 2705243 A DE2705243 A DE 2705243A DE 2705243 A1 DE2705243 A1 DE 2705243A1
Authority
DE
Germany
Prior art keywords
gas
oxygen
injectors
activated sludge
throughput
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.)
Withdrawn
Application number
DE19772705243
Other languages
German (de)
English (en)
Inventor
Hans Dipl Ing Dr Guth
Theo Dr Mann
Marko Koeln Dr Zlokarnik
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Original Assignee
Bayer AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bayer AG filed Critical Bayer AG
Priority to DE19772705243 priority Critical patent/DE2705243A1/de
Priority to US05/790,108 priority patent/US4166790A/en
Priority to IT7847946A priority patent/IT7847946A0/it
Priority to CH137178A priority patent/CH630046A5/de
Priority to AT84778A priority patent/AT356025B/de
Priority to CA296,366A priority patent/CA1106301A/en
Priority to JP1204078A priority patent/JPS5399659A/ja
Priority to NL7801455A priority patent/NL7801455A/xx
Priority to AU33119/78A priority patent/AU517718B2/en
Priority to BE2056669A priority patent/BE863791A/xx
Priority to FR7803701A priority patent/FR2380226A1/fr
Priority to GB5234/78A priority patent/GB1589190A/en
Priority to IN531/DEL/78A priority patent/IN148310B/en
Publication of DE2705243A1 publication Critical patent/DE2705243A1/de
Withdrawn legal-status Critical Current

Links

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)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (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)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
DE19772705243 1975-04-17 1977-02-09 Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser Withdrawn DE2705243A1 (de)

Priority Applications (13)

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
US05/790,108 US4166790A (en) 1975-04-17 1977-04-22 Single stage process for continuous introduction of oxygen-containing gases into effluent containing activated sludge
IT7847946A IT7847946A0 (it) 1977-02-09 1978-02-07 Procedimento per introdurre gas ossigenati in acqua di rifiuto contenente fango attivato o simili
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
AT84778A AT356025B (de) 1977-02-09 1978-02-07 Verfahren zur behandlung von abwasser oder fermentationsbruehen
CA296,366A CA1106301A (en) 1977-02-09 1978-02-07 Single stage process for continuously introducing oxygen containing gases into sewage containing activatd sludge or fermentation broths
JP1204078A JPS5399659A (en) 1977-02-09 1978-02-07 Method of continuously introducing oxygen contained gas into sewage containing activated sludge or fermentation liquid
NL7801455A NL7801455A (nl) 1977-02-09 1978-02-08 Enkeltraps proces voor het continu invoeren van zuurstof bevattende gassen in afvalwater bevattende geactiveerd slik, bezinksel of fer- mentatievloeistoffen.
AU33119/78A AU517718B2 (en) 1977-02-09 1978-02-08 Introducing oxygen into sewage or permentation broth
BE2056669A BE863791A (fr) 1977-02-09 1978-02-09 Procede a une etape pour l'introduction en continu de gaz oxygenes dans des boues activees contenant des eaux residuaires
FR7803701A FR2380226A1 (fr) 1977-02-09 1978-02-09 Procede a une etape pour l'introduction en continu de gaz oxygenes dans des boues activees ou des bouillons de fermentation contenant des eaux residuaires
GB5234/78A GB1589190A (en) 1977-02-09 1978-02-09 Single stage process for continuously introducing oxygen containing gases into sewage containing activated sludge or fermentation broths
IN531/DEL/78A IN148310B (enExample) 1977-02-09 1978-07-20

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
DE2705243A1 true DE2705243A1 (de) 1978-08-17

Family

ID=6000637

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772705243 Withdrawn DE2705243A1 (de) 1975-04-17 1977-02-09 Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser

Country Status (12)

Country Link
JP (1) JPS5399659A (enExample)
AT (1) AT356025B (enExample)
AU (1) AU517718B2 (enExample)
BE (1) BE863791A (enExample)
CA (1) CA1106301A (enExample)
CH (1) CH630046A5 (enExample)
DE (1) DE2705243A1 (enExample)
FR (1) FR2380226A1 (enExample)
GB (1) GB1589190A (enExample)
IN (1) IN148310B (enExample)
IT (1) IT7847946A0 (enExample)
NL (1) NL7801455A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3127335A1 (de) * 1980-07-11 1982-06-09 Centralen Institut po chimičeska promišlenost, Sofija Verfahren und vorrichtung zum zuechten von aeroben mikroorganismen
DE3309834A1 (de) * 1983-03-18 1984-09-20 Anton 8206 Bruckmühl Humpel Vorrichtung zum aufbereiten von vorzugsweise in behaeltern befindlichen fluessigkeiten, sowie mischeinrichtung hierfuer
DE3344671A1 (de) * 1983-12-09 1985-06-20 Moser, Barbara, 8152 Feldkirchen-Westerham Verfahren und vorrichtung zum aufbereiten von fluessigkeiten, insbesondere von guelle
DE3737309A1 (de) * 1987-09-03 1989-03-16 Tecon Gmbh Anlage zur aeroben biologischen reinigung von schadstoffhaltigem wasser

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4461743A (en) * 1982-02-08 1984-07-24 Sterling Drug Inc. Oxygen injection nozzle for wet oxidation reactors
CS231837B1 (en) * 1982-07-30 1984-12-14 Svatopluk Mackrle Device for a biological water purification
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 (enExample) * 1986-04-17 1987-10-29
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
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
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50127247U (enExample) * 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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3127335A1 (de) * 1980-07-11 1982-06-09 Centralen Institut po chimičeska promišlenost, Sofija Verfahren und vorrichtung zum zuechten von aeroben mikroorganismen
DE3309834A1 (de) * 1983-03-18 1984-09-20 Anton 8206 Bruckmühl Humpel Vorrichtung zum aufbereiten von vorzugsweise in behaeltern befindlichen fluessigkeiten, sowie mischeinrichtung hierfuer
DE3344671A1 (de) * 1983-12-09 1985-06-20 Moser, Barbara, 8152 Feldkirchen-Westerham Verfahren und vorrichtung zum aufbereiten von fluessigkeiten, insbesondere von guelle
DE3737309A1 (de) * 1987-09-03 1989-03-16 Tecon Gmbh Anlage zur aeroben biologischen reinigung von schadstoffhaltigem wasser
US4940546A (en) * 1987-09-03 1990-07-10 Tecon Gmbh Installation for aerobic biological purification of pollutant-containing water

Also Published As

Publication number Publication date
NL7801455A (nl) 1978-08-11
JPS5726840B2 (enExample) 1982-06-07
BE863791A (fr) 1978-08-09
FR2380226B1 (enExample) 1984-10-19
JPS5399659A (en) 1978-08-31
CA1106301A (en) 1981-08-04
AT356025B (de) 1980-04-10
ATA84778A (de) 1979-08-15
CH630046A5 (en) 1982-05-28
IT7847946A0 (it) 1978-02-07
AU517718B2 (en) 1981-08-20
AU3311978A (en) 1979-08-16
FR2380226A1 (fr) 1978-09-08
IN148310B (enExample) 1981-01-10
GB1589190A (en) 1981-05-07

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
8178 Suspension cancelled
8130 Withdrawal