ATE525330T1 - Verfahren und vorrichtung zur belüftung - Google Patents

Verfahren und vorrichtung zur belüftung

Info

Publication number
ATE525330T1
ATE525330T1 AT08788223T AT08788223T ATE525330T1 AT E525330 T1 ATE525330 T1 AT E525330T1 AT 08788223 T AT08788223 T AT 08788223T AT 08788223 T AT08788223 T AT 08788223T AT E525330 T1 ATE525330 T1 AT E525330T1
Authority
AT
Austria
Prior art keywords
liquid
air
air bubbles
vertical pipe
ventilation method
Prior art date
Application number
AT08788223T
Other languages
English (en)
Inventor
Minh Le
Original Assignee
United Utilities Plc
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 United Utilities Plc filed Critical United Utilities Plc
Application granted granted Critical
Publication of ATE525330T1 publication Critical patent/ATE525330T1/de

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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/226—"Deep shaft" processes
    • 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
    • B01F23/23421—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 the stirrers rotating about a vertical 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • 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
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding 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
    • B01F27/25—Mixers with both stirrer and drive unit submerged in the material being mixed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1431—Dissolved air flotation machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/16—Flotation machines with impellers; Subaeration machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • 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
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
    • 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Activated Sludge Processes (AREA)
AT08788223T 2007-08-15 2008-07-18 Verfahren und vorrichtung zur belüftung ATE525330T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0715909A GB2451870A (en) 2007-08-15 2007-08-15 Method and Apparatus for Aeration
PCT/GB2008/002497 WO2009022093A1 (en) 2007-08-15 2008-07-18 Method and apparatus for aeration

Publications (1)

Publication Number Publication Date
ATE525330T1 true ATE525330T1 (de) 2011-10-15

Family

ID=38566428

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08788223T ATE525330T1 (de) 2007-08-15 2008-07-18 Verfahren und vorrichtung zur belüftung

Country Status (7)

Country Link
US (1) US20110096618A1 (de)
EP (1) EP2188223B1 (de)
JP (1) JP2010535627A (de)
CN (1) CN101842322A (de)
AT (1) ATE525330T1 (de)
GB (1) GB2451870A (de)
WO (1) WO2009022093A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101830555B (zh) * 2009-03-09 2011-12-28 江西金达莱环保研发中心有限公司 一种射流曝气装置及其射流曝气方法
IT1396221B1 (it) * 2009-11-09 2012-11-16 Polimeri Europa Spa Procedimento per la preparazione di fenolo da cumene.
CN202152302U (zh) * 2011-01-21 2012-02-29 孙建 曝气船
GB201323151D0 (en) * 2013-12-31 2014-02-12 United Utilities Plc Process
KR101683601B1 (ko) * 2016-03-08 2016-12-07 김상수 개선된 구조의 산소 용해장치
WO2019093283A1 (ja) * 2017-11-07 2019-05-16 王子ホールディングス株式会社 混合装置、水処理装置および水処理方法
MX388755B (es) * 2019-11-22 2025-03-20 Julian Martinez Fonseca Equipo de gasificación, bombeo y mezclado de fluidos.
CN111744410B (zh) * 2020-07-03 2024-09-17 中海油能源发展装备技术有限公司 一种爆气式尿素颗粒溶解系统

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US2295391A (en) * 1939-12-28 1942-09-08 Jr Augustus C Durdin Sewage treatment apparatus
JPS4815973Y1 (de) * 1970-03-17 1973-05-07
JPS5938031B2 (ja) * 1973-05-16 1984-09-13 インペリヤル ケミカル インダストリ−ズ リミテツド 下水汚物の処理方法およびその装置
IN141354B (de) * 1973-05-16 1977-02-19 Ici Ltd
GB1527731A (en) * 1975-04-07 1978-10-11 Ici Ltd Sewage treatment-flotation apparatus
JPS5394441A (en) * 1977-01-31 1978-08-18 Shin Meiwa Ind Co Ltd Apparatus for diffusing dubble into water
JPS53125965A (en) * 1977-04-12 1978-11-02 Shin Meiwa Ind Co Ltd Apparatus for diffusing bubbles into water
US4466928A (en) * 1978-08-30 1984-08-21 Dorr-Oliver Incorporated Apparatus for dissolution of gases in liquid
DE3065136D1 (en) * 1979-05-23 1983-11-10 Ici Plc Process and apparatus for the treatment of waste water
JPS5653920Y2 (de) * 1979-09-06 1981-12-15
US4328175A (en) * 1979-10-02 1982-05-04 Union Carbide Corporation Apparatus for contacting a liquid with a gas
JPS577294A (en) * 1980-06-14 1982-01-14 Kubota Ltd Water disposer
DE3032036A1 (de) * 1980-08-26 1982-03-25 Ed. Züblin AG, 7000 Stuttgart Anlage zur reinigung von abwasser
JPS57184494A (en) * 1981-08-10 1982-11-13 Kubota Ltd Purifier for waste water
JPS5926194A (ja) * 1982-07-31 1984-02-10 Kubota Ltd 下水処理方法
JPS61249596A (ja) * 1985-04-26 1986-11-06 Nippon Kokan Kk <Nkk> 深層曝気槽を用いた下・廃水等の処理方法
JPS63209791A (ja) * 1987-02-26 1988-08-31 Sumitomo Jukikai Envirotec Kk 曝気装置
JPH0270797U (de) * 1988-11-18 1990-05-29
JPH05177193A (ja) * 1991-12-26 1993-07-20 Hitachi Kiden Kogyo Ltd 曝気方法及びその装置
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GB2376642B (en) * 2001-06-21 2005-02-02 Claude Dyson Improved method and apparatus for gasifying a liquid

Also Published As

Publication number Publication date
CN101842322A (zh) 2010-09-22
GB2451870A (en) 2009-02-18
EP2188223A1 (de) 2010-05-26
JP2010535627A (ja) 2010-11-25
US20110096618A1 (en) 2011-04-28
GB0715909D0 (en) 2007-09-26
EP2188223B1 (de) 2011-09-21
WO2009022093A1 (en) 2009-02-19

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