CA2090619A1 - Aeration de liquides - Google Patents

Aeration de liquides

Info

Publication number
CA2090619A1
CA2090619A1 CA002090619A CA2090619A CA2090619A1 CA 2090619 A1 CA2090619 A1 CA 2090619A1 CA 002090619 A CA002090619 A CA 002090619A CA 2090619 A CA2090619 A CA 2090619A CA 2090619 A1 CA2090619 A1 CA 2090619A1
Authority
CA
Canada
Prior art keywords
conduit
liquid
bubbles
jet
gas
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.)
Abandoned
Application number
CA002090619A
Other languages
English (en)
Inventor
John Graeme Jameson
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.)
Newcastle Innovation Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2090619A1 publication Critical patent/CA2090619A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • 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
    • B01F23/23231—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 being at least partially immersed in the liquid, e.g. in a closed circuit
    • 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
    • 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
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • 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
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • B01F25/4335—Mixers with a converging-diverging cross-section
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • B01F25/4337—Mixers with a diverging-converging cross-section
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/305—Treatment of water, waste water or sewage
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biotechnology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Physical Water Treatments (AREA)
CA002090619A 1990-08-27 1991-08-27 Aeration de liquides Abandoned CA2090619A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPK1974 1990-08-27
AUPK197490 1990-08-27

Publications (1)

Publication Number Publication Date
CA2090619A1 true CA2090619A1 (fr) 1992-02-28

Family

ID=3774921

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002090619A Abandoned CA2090619A1 (fr) 1990-08-27 1991-08-27 Aeration de liquides

Country Status (8)

Country Link
EP (1) EP0546033A1 (fr)
JP (1) JPH06500260A (fr)
KR (1) KR930702065A (fr)
CN (1) CN1060453A (fr)
CA (1) CA2090619A1 (fr)
MX (2) MX9100829A (fr)
WO (3) WO1992003220A1 (fr)
ZA (2) ZA916775B (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2056067T3 (es) * 1986-09-25 1994-10-01 Univ Newcastle Res Ass Metodo y aparato mejorados de flotacion en columna.
DE4309918C2 (de) * 1993-03-26 1994-09-15 Voith Gmbh J M Flotationszelle mit einem Injektor
AUPN683795A0 (en) * 1995-11-27 1995-12-21 Burns Philp Food Holdings Pty Limited A device for entraining a gas into a liquid
AU9613498A (en) * 1997-12-09 1999-07-01 Multotec Process Equipment (Pty) Ltd A method and apparatus for aeration of liquids or slurries
JP2007111573A (ja) * 2004-06-08 2007-05-10 Tetsuhiko Fujisato 曝気方法とその装置とそのシステム
US7476320B1 (en) 2004-11-12 2009-01-13 Leggette Brashears & Graham, Inc. Process for groundwater remediation
FI122973B (fi) * 2005-06-17 2012-09-28 Metso Paper Inc Flotaatiokennon injektori, flotaatiokennon injektorin suutinosa ja menetelmä kuitususpensiovirtauksen ja ilman sekoittamiseksi toisiinsa flotaatiokennon injektorissa
JP2008200604A (ja) * 2007-02-20 2008-09-04 Fuji Clean Kogyo Kk 気泡処理装置、水処理装置
TWI429745B (zh) * 2007-06-19 2014-03-11 Renewable Algal Energy Llc 微藻類調理及濃縮的方法
US8544827B1 (en) 2009-04-28 2013-10-01 Nested Nozzle Mixers, Inc. Nested nozzle mixer
AT509812B1 (de) * 2010-05-10 2013-06-15 Ac2T Res Gmbh Vorrichtung und verfahren zur künstlichen alterung eines fluids
JP5535861B2 (ja) * 2010-10-08 2014-07-02 三菱重工業株式会社 エアレーション装置及びこれを備えた海水排煙脱硫装置
CN102351267B (zh) * 2011-06-28 2013-05-08 福州威龙环保技术有限公司 微气泡及微纳米气泡扩散装置
JP6042061B2 (ja) * 2011-10-12 2016-12-14 Ｊｆｅエンジニアリング株式会社 噴霧ノズル、該噴霧ノズルを用いた流体微粒化装置
JP5912393B2 (ja) * 2011-10-12 2016-04-27 Ｊｆｅエンジニアリング株式会社 噴霧ノズル及び気体と液体との混合方法
CN102491510B (zh) * 2011-12-06 2013-06-12 江南大学 一种上流式好氧生物反应器
WO2014188232A1 (fr) * 2013-05-23 2014-11-27 Dpsms Tecnologia E Inovação Em Mineração Ltda Système automatique de colonnes de flottation par mousse avec buses d'injection d'aérateurs et procédé
FR3018206A1 (fr) 2014-03-07 2015-09-11 Degremont Procede et dispositif de dispersion de gaz dans un liquide
CN104291428A (zh) * 2014-10-22 2015-01-21 无锡市通用机械厂有限公司 Pam加药设备预湿润装置
WO2016169493A1 (fr) * 2015-04-22 2016-10-27 关广联 Dispositif d'oxygénation d'eau
AU2017261838B2 (en) * 2016-05-09 2022-09-22 Aerofloat (Holdings) Pty Ltd Aerating lance assembly and aeration tank incorporating same
CN106745864A (zh) * 2016-12-23 2017-05-31 重庆科创水处理设备有限公司 水处理曝气分散装置
CN108339673B (zh) * 2018-02-10 2023-11-21 内蒙古科灵时代矿业技术有限公司 一种空化射流浮选气泡发生器及浮选装置
GB2582980A (en) * 2019-04-12 2020-10-14 Colin Howard Stanwell Smith Improvements to sewage treatment plants
CN110479127B (zh) * 2019-07-18 2020-09-29 中国矿业大学 一种微纳米泡发生装置及生成微纳米泡的方法
CN112340823B (zh) * 2020-10-27 2021-08-24 四川轻化工大学 一种废水处理装置及其处理方法
CN114772773B (zh) * 2022-06-23 2022-09-02 福建省粤华环保科技有限公司 一种自适应油水分离设备

Family Cites Families (17)

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Publication number Priority date Publication date Assignee Title
GB329013A (en) * 1929-02-07 1930-05-07 Ig Farbenindustrie Ag Improvements in and apparatus for the clarification of liquids and the separation of finely powdered solid substances
DE1484829A1 (de) * 1964-10-30 1969-05-29 Jakob Eckert Vorrichtung zur biologischen Klaerung von Abwaessern
GB1486697A (en) * 1975-03-25 1977-09-21 Dwars Ing Bureau Process and installation for the purification of sewage
CH600938A5 (fr) * 1975-12-10 1978-06-30 Sulzer Ag
FR2338071A1 (fr) * 1976-01-16 1977-08-12 Cem Comp Electro Mec Procede et dispositif pour la formation de bulles gazeuses, par exemple en vue de la flottation
FR2353489A1 (fr) * 1976-06-02 1977-12-30 Arantes Rathsam Marius Procede et dispositif pour le traitement des eaux usees
GB1545559A (en) * 1976-09-09 1979-05-10 Portals Water Treatment Ltd Aeration in a flotation process
FR2437866A1 (fr) * 1978-10-03 1980-04-30 Carboxyque Francaise Dispositif d'injection de bulles de gaz dans un liquide
US4564480A (en) * 1978-12-20 1986-01-14 Eduard Kamelmacher Aeration system and method
US4220612A (en) * 1979-04-23 1980-09-02 Envirotech Corporation Flotation cell feed duct
DE3008476A1 (de) * 1980-03-05 1981-09-17 Bayer Ag, 5090 Leverkusen Verfahren zur flotation und verwendung von trichterduesen zur flotation
US4282172A (en) * 1980-09-11 1981-08-04 Howe-Baker Engineers, Inc. Gas to liquid diffuser
DE3144386C2 (de) * 1981-11-07 1983-12-29 J.M. Voith Gmbh, 7920 Heidenheim Injektorflotationsapparat
ES2056067T3 (es) * 1986-09-25 1994-10-01 Univ Newcastle Res Ass Metodo y aparato mejorados de flotacion en columna.
US4938899A (en) * 1988-09-30 1990-07-03 Oros Leo J Gas diffusion system
US4863644A (en) * 1988-11-04 1989-09-05 Enviroquip, Inc. Gas diffuser
AU4625089A (en) * 1988-11-22 1990-06-12 Stephen Terence Dunne Liquid-gas mixing device

Also Published As

Publication number Publication date
CN1060453A (zh) 1992-04-22
MX9100829A (es) 1992-04-01
WO1992003218A1 (fr) 1992-03-05
WO1992003219A1 (fr) 1992-03-05
EP0546033A1 (fr) 1993-06-16
ZA916774B (en) 1992-05-27
MX9100830A (es) 1992-04-01
EP0546033A4 (fr) 1994-02-02
JPH06500260A (ja) 1994-01-13
ZA916775B (en) 1992-05-27
KR930702065A (ko) 1993-09-08
WO1992003220A1 (fr) 1992-03-05

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Legal Events

Date Code Title Description
FZDE Discontinued