JPS54155651A - Supply of gas to fluid, especially method of and device for aeration of waste water - Google Patents

Supply of gas to fluid, especially method of and device for aeration of waste water

Info

Publication number
JPS54155651A
JPS54155651A JP5716979A JP5716979A JPS54155651A JP S54155651 A JPS54155651 A JP S54155651A JP 5716979 A JP5716979 A JP 5716979A JP 5716979 A JP5716979 A JP 5716979A JP S54155651 A JPS54155651 A JP S54155651A
Authority
JP
Japan
Prior art keywords
air bubbles
cylinder
laminar flow
gas
liquid
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.)
Granted
Application number
JP5716979A
Other languages
English (en)
Other versions
JPS5654187B2 (ja
Inventor
Musukaato Yoozefu
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.)
Kurita Water Industries Ltd
Original Assignee
Kurita Water Industries Ltd
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 Kurita Water Industries Ltd filed Critical Kurita Water Industries Ltd
Publication of JPS54155651A publication Critical patent/JPS54155651A/ja
Publication of JPS5654187B2 publication Critical patent/JPS5654187B2/ja
Granted 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
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • C02F3/206—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with helical screw impellers
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2332—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements the stirrer rotating about a horizontal axis; Stirrers therefor
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
    • B01F23/23362—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced under the stirrer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/94—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones
    • B01F27/941—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with rotary cylinders or cones being hollow, perforated or having special stirring elements thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/114—Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/115—Stirrers characterised by the configuration of the stirrers comprising discs or disc-like elements essentially perpendicular to the stirrer shaft axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
    • B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
JP5716979A 1978-05-11 1979-05-11 Supply of gas to fluid, especially method of and device for aeration of waste water Granted JPS54155651A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782820692 DE2820692A1 (de) 1978-05-11 1978-05-11 Verfahren und vorrichtung zum begasen von fluessigkeit, insbesondere zum belueften von abwasser

Publications (2)

Publication Number Publication Date
JPS54155651A true JPS54155651A (en) 1979-12-07
JPS5654187B2 JPS5654187B2 (ja) 1981-12-24

Family

ID=6039163

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5716979A Granted JPS54155651A (en) 1978-05-11 1979-05-11 Supply of gas to fluid, especially method of and device for aeration of waste water

Country Status (2)

Country Link
JP (1) JPS54155651A (ja)
DE (1) DE2820692A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3212951A1 (de) * 1982-04-07 1983-10-20 Menzel Gmbh & Co, 7000 Stuttgart Verfahren fuer einen stoffaustausch in einer fluessigkeit
DE3536057A1 (de) * 1985-10-09 1987-04-16 Gerhard Velebil Verfahren und vorrichtung zur aufrechterhaltung einer fluessigkeits-gas-dispersion
DE4228172C1 (de) * 1992-08-25 1993-11-25 Bruno Gruber Verfahren und Vorrichtung zum Verteilen eines Gases in einer Flüssigkeit
FR2782022B1 (fr) * 1998-08-07 2000-11-03 Aquinove Appareil de dissolution de gaz dans un liquide

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119423A (ja) * 1974-08-08 1976-02-16 Nippon Electric Co Fureemuseigyohoshiki

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE409844C (de) * 1922-06-20 1925-02-12 Farbenfab Vorm Bayer F & Co Vorrichtung zur Herbeifuehrung einer innigen Mischung zwischen Gasen und Fluessigkeiten
DE476270C (de) * 1924-04-24 1929-05-22 Naugatuck Chemical Company Verfahren zur Darstellung von Styrol
JPS5119423B1 (ja) * 1971-05-20 1976-06-17
DE2324401A1 (de) * 1973-05-14 1974-12-12 Hitachi Ltd Belueftungs- und ruehrvorrichtung
GB1555775A (en) * 1975-06-09 1979-11-14 Massachusetts Inst Technology Fluid mixing apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119423A (ja) * 1974-08-08 1976-02-16 Nippon Electric Co Fureemuseigyohoshiki

Also Published As

Publication number Publication date
JPS5654187B2 (ja) 1981-12-24
DE2820692A1 (de) 1979-12-20

Similar Documents

Publication Publication Date Title
GB1326457A (en) Method and apparatus for dissolving gas in and stripping gas from water
ES8403600A1 (es) Perfeccionamientos en un generador de vapor.
GB1382445A (en) Method and apparatus for dissolving a gas in a liquid
JPS54155651A (en) Supply of gas to fluid, especially method of and device for aeration of waste water
JPS5482708A (en) Ultrasonic atomizer
CN109502736B (zh) 一种河涌生化治污技术中的增氧系统
JP2617533B2 (ja) 地熱ガス地下還元法
JPS577247A (en) Jet layer type granulator
JPS5520604A (en) Rotary biological sewage treating apparatus driven by buoyancy of gas including oxygen
JPS565124A (en) Oxygen dissolving apparatus
JPS55148976A (en) Power generating equipment
RU2140883C1 (ru) Установка для аэрирования жидкостей
SU1333653A1 (ru) Устройство дл аэрации водоемов
JPS5535854A (en) Liquid fuel combustion device
JPS5612062A (en) Device for generating electricity by hydraulic force and pneumatic pressure
RU2044825C1 (ru) Устройство для регулирования экологической системы водоема
GB1287071A (en) Method of drilling ground in a liquid environment and apparatus and a nozzle therefor
JPS5665686A (en) Aeration method of extremely deep layer and apparatus using the same
JPS5535139A (en) Air feeding device for floating power generation
SU384996A1 (ru) Грунтозаборное устройство эрлифта для подводной разработки грунта
SU1341168A1 (ru) Устройство дл аэрировани жидкости
JPS5681189A (en) Sewage decontamination apparatus
JPS56159425A (en) Pile driving combining water jetting and jetting nozzle therefor
JPS56166993A (en) Aerator
JPS57206780A (en) Hydraulic engine