ZA916775B - Aeration apparatus with draft tube - Google Patents

Aeration apparatus with draft tube

Info

Publication number
ZA916775B
ZA916775B ZA916775A ZA916775A ZA916775B ZA 916775 B ZA916775 B ZA 916775B ZA 916775 A ZA916775 A ZA 916775A ZA 916775 A ZA916775 A ZA 916775A ZA 916775 B ZA916775 B ZA 916775B
Authority
ZA
South Africa
Prior art keywords
draft tube
aeration apparatus
aeration
draft
tube
Prior art date
Application number
ZA916775A
Other languages
English (en)
Inventor
Graeme John Jameson
John Jameson Graeme
Original Assignee
Univ Newcastle Res Ass
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 Univ Newcastle Res Ass filed Critical Univ Newcastle Res Ass
Publication of ZA916775B publication Critical patent/ZA916775B/xx

Links

Classifications

    • 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
    • B01F23/232—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
    • 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)
ZA916775A 1990-08-27 1991-08-27 Aeration apparatus with draft tube ZA916775B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA916775B true ZA916775B (en) 1992-05-27

Family

ID=3774921

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA916775A ZA916775B (en) 1990-08-27 1991-08-27 Aeration apparatus with draft tube
ZA916774A ZA916774B (en) 1990-08-27 1991-08-27 Aeration apparatus with diffuser

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA916774A ZA916774B (en) 1990-08-27 1991-08-27 Aeration apparatus with diffuser

Country Status (8)

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

Families Citing this family (28)

* 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
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
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
CN102491510B (zh) * 2011-12-06 2013-06-12 江南大学 一种上流式好氧生物反应器
BR112015028972A2 (pt) * 2013-05-23 2017-07-25 Dpsms Tecnologia E Inovacao Em Mineracao Ltda sistema automatizado de flotação de colunas com bicos injetores aeradores e processo
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 (zh) * 2015-04-22 2016-10-27 关广联 一种水增氧装置
JP6952720B2 (ja) * 2016-05-09 2021-10-20 アエロフロート （ホールディングス） ピーティーワイ エルティーディーＡｅｒｏｆｌｏａｔ （Ｈｏｌｄｉｎｇｓ） Ｐｔｙ Ｌｔｄ 曝気ランス組立体および曝気ランス組立体を組込むエアレーションタンク
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
CN110296319B (zh) * 2019-07-24 2025-03-21 中国海洋石油集团有限公司 一种lng接收站bog发电系统
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)

* Cited by examiner, † Cited by third party
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 (enrdf_load_stackoverflow) * 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
EP0445169A1 (en) * 1988-11-22 1991-09-11 Dunne Miller Weston Limited Liquid-gas mixing device

Also Published As

Publication number Publication date
ZA916774B (en) 1992-05-27
KR930702065A (ko) 1993-09-08
CA2090619A1 (en) 1992-02-28
WO1992003218A1 (en) 1992-03-05
MX9100830A (es) 1992-04-01
EP0546033A1 (en) 1993-06-16
WO1992003219A1 (en) 1992-03-05
JPH06500260A (ja) 1994-01-13
WO1992003220A1 (en) 1992-03-05
MX9100829A (es) 1992-04-01
EP0546033A4 (enrdf_load_stackoverflow) 1994-02-02
CN1060453A (zh) 1992-04-22

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