AU6257000A - Chemical cleaning backwash for immersed filtering membranes - Google Patents

Chemical cleaning backwash for immersed filtering membranes

Info

Publication number
AU6257000A
AU6257000A AU62570/00A AU6257000A AU6257000A AU 6257000 A AU6257000 A AU 6257000A AU 62570/00 A AU62570/00 A AU 62570/00A AU 6257000 A AU6257000 A AU 6257000A AU 6257000 A AU6257000 A AU 6257000A
Authority
AU
Australia
Prior art keywords
chemical cleaning
filtering membranes
immersed filtering
cleaning backwash
backwash
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
AU62570/00A
Inventor
Nicholas Adams
Henry Behmann
Jason Cadera
Pierre Cote
Hidayat Husain
Hamid R. Rabie
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.)
GE Zenon ULC
Original Assignee
GE Zenon ULC
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
Priority to CA002279087A priority Critical patent/CA2279087A1/en
Priority to CA2279087 priority
Priority to US14615499P priority
Priority to US60146154 priority
Priority to US09425235 priority
Priority to US42523499A priority
Priority to US09425234 priority
Priority to US09425236 priority
Priority to US09/425,236 priority patent/US6303035B1/en
Priority to US09/425,235 priority patent/US6547968B1/en
Application filed by GE Zenon ULC filed Critical GE Zenon ULC
Priority to PCT/CA2000/000875 priority patent/WO2001008790A1/en
Publication of AU6257000A publication Critical patent/AU6257000A/en
Application status is Abandoned legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D65/00Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08Prevention of membrane fouling or of concentration polarisation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis, ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14Ultrafiltration; Microfiltration
    • B01D61/18Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D65/00Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02Membrane cleaning or sterilisation ; Membrane regeneration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/44Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1236Particular type of activated sludge installations
    • C02F3/1268Membrane bioreactor systems
    • C02F3/1273Submerged membrane bioreactors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2321/00Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/04Backflushing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2321/00Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16Use of chemical agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2321/00Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/18Use of gases
    • B01D2321/185Aeration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2321/00Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/20By influencing the flow
    • B01D2321/2066Pulsated flow
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage
    • Y02W10/15Aerobic processes
AU62570/00A 1999-07-29 2000-07-27 Chemical cleaning backwash for immersed filtering membranes Abandoned AU6257000A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CA002279087A CA2279087A1 (en) 1999-07-29 1999-07-29 Maintenance cleaning for membranes
CA2279087 1999-07-29
US14615499P true 1999-07-30 1999-07-30
US60146154 1999-07-30
US42523499A true 1999-10-25 1999-10-25
US09425234 1999-10-25
US09425236 1999-10-25
US09/425,236 US6303035B1 (en) 1999-07-30 1999-10-25 Immersed membrane filtration process
US09/425,235 US6547968B1 (en) 1999-07-30 1999-10-25 Pulsed backwash for immersed membranes
US09425235 1999-10-25
PCT/CA2000/000875 WO2001008790A1 (en) 1999-07-29 2000-07-27 Chemical cleaning backwash for immersed filtering membranes

Publications (1)

Publication Number Publication Date
AU6257000A true AU6257000A (en) 2001-02-19

Family

ID=27508686

Family Applications (2)

Application Number Title Priority Date Filing Date
AU62570/00A Abandoned AU6257000A (en) 1999-07-29 2000-07-27 Chemical cleaning backwash for immersed filtering membranes
AU64190/00A Abandoned AU6419000A (en) 1999-07-29 2000-07-27 Maintenance cleaning for membranes

Family Applications After (1)

Application Number Title Priority Date Filing Date
AU64190/00A Abandoned AU6419000A (en) 1999-07-29 2000-07-27 Maintenance cleaning for membranes

Country Status (2)

Country Link
AU (2) AU6257000A (en)
WO (2) WO2001008790A1 (en)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPR421501A0 (en) 2001-04-04 2001-05-03 U.S. Filter Wastewater Group, Inc. Potting method
AUPR692401A0 (en) 2001-08-09 2001-08-30 U.S. Filter Wastewater Group, Inc. Method of cleaning membrane modules
AUPS300602A0 (en) 2002-06-18 2002-07-11 U.S. Filter Wastewater Group, Inc. Methods of minimising the effect of integrity loss in hollow fibre membrane modules
WO2004056458A2 (en) * 2002-12-19 2004-07-08 Hydranautics Methods for cleaning and maintaining membrane surface during filtration
CN103285737B (en) 2003-08-29 2016-01-13 伊沃夸水处理技术有限责任公司 Backwash
WO2005046849A1 (en) 2003-11-14 2005-05-26 U.S. Filter Wastewater Group, Inc. Improved module cleaning method
US8758621B2 (en) 2004-03-26 2014-06-24 Evoqua Water Technologies Llc Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis
NZ553596A (en) * 2004-09-07 2010-10-29 Siemens Water Tech Corp Reduction of backwash liquid waste
NZ553742A (en) 2004-09-14 2010-09-30 Siemens Water Tech Corp Methods and apparatus for removing solids from a membrane module
WO2006029465A1 (en) 2004-09-15 2006-03-23 Siemens Water Technologies Corp. Continuously variable aeration
EP1838422A4 (en) 2004-12-24 2009-09-02 Siemens Water Tech Corp Simple gas scouring method and apparatus
AU2005318930B2 (en) 2004-12-24 2010-06-03 Evoqua Water Technologies Llc Cleaning in membrane filtration systems
JP2007209964A (en) 2005-03-24 2007-08-23 Ngk Insulators Ltd Method for cleaning separation membrane
CN100421773C (en) 2005-03-24 2008-10-01 日本碍子株式会社 Method for cleaning separation membrane
NZ562786A (en) 2005-04-29 2010-10-29 Siemens Water Tech Corp Chemical clean for membrane filter
SG164499A1 (en) 2005-08-22 2010-09-29 Siemens Water Tech Corp An assembly for water filtration using a tube manifold to minimise backwash
US8293098B2 (en) 2006-10-24 2012-10-23 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
WO2008123972A1 (en) 2007-04-02 2008-10-16 Siemens Water Technologies Corp. Improved infiltration/inflow control for membrane bioreactor
US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
EP2152390B1 (en) 2007-05-29 2012-05-23 Siemens Industry, Inc. Membrane cleaning with pulsed airlift pump
JP2013500144A (en) 2008-07-24 2013-01-07 シーメンス インダストリー インコーポレイテッドSiemens Industry, Inc. Method and filtration systems for performing a structural support to the filtration membrane module array in the filtration system
WO2010142673A1 (en) 2009-06-11 2010-12-16 Siemens Water Technologies Corp. Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane
CN102665876A (en) 2009-08-25 2012-09-12 旭化成化学株式会社 Method for cleaning immersion membrane apparatus and immersion membrane apparatus
AU2011245709B2 (en) 2010-04-30 2015-06-11 Evoqua Water Technologies Llc Fluid flow distribution device
KR20130057442A (en) * 2010-05-05 2013-05-31 제너럴 일렉트릭 캄파니 Mixed liquor filterability treatment in a membrane bioreactor
CN101830607B (en) * 2010-05-24 2012-02-01 哈尔滨工程大学 Alternate two-stage aerobic membrane bioreactor
US9022224B2 (en) 2010-09-24 2015-05-05 Evoqua Water Technologies Llc Fluid control manifold for membrane filtration system
US8910799B2 (en) 2011-08-01 2014-12-16 Enveera, Inc. Integrated membrane system for distributed water treatment
EP3473320A1 (en) 2011-09-30 2019-04-24 Evoqua Water Technologies LLC Isolation valve
EP2763776A4 (en) 2011-09-30 2015-07-01 Evoqua Water Technologies Llc Improved manifold arrangement
WO2014004645A1 (en) 2012-06-28 2014-01-03 Siemens Industry, Inc. A potting method
DE112013004713T5 (en) 2012-09-26 2015-07-23 Evoqua Water Technologies Llc Membrane safety device
AU2013231145B2 (en) 2012-09-26 2017-08-17 Evoqua Water Technologies Llc Membrane potting methods
US9815027B2 (en) 2012-09-27 2017-11-14 Evoqua Water Technologies Llc Gas scouring apparatus for immersed membranes
US10322375B2 (en) 2015-07-14 2019-06-18 Evoqua Water Technologies Llc Aeration device for filtration system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0665371B2 (en) * 1990-09-20 1994-08-24 株式会社荏原総合研究所 Organic wastewater biological treatment device
JP3351037B2 (en) * 1993-08-03 2002-11-25 栗田工業株式会社 The method of cleaning the membrane separator
JP3401874B2 (en) * 1993-10-28 2003-04-28 栗田工業株式会社 Submerged membrane separator
JPH07136474A (en) * 1993-11-16 1995-05-30 Daicel Chem Ind Ltd Washing of filter membrane module
US5403479A (en) * 1993-12-20 1995-04-04 Zenon Environmental Inc. In situ cleaning system for fouled membranes
JPH07313850A (en) * 1994-05-30 1995-12-05 Kubota Corp Method for backward washing immersion-type ceramic membrane separator
JP3178977B2 (en) * 1994-09-29 2001-06-25 株式会社クボタ The method of cleaning the membrane element
JP3488535B2 (en) * 1995-02-27 2004-01-19 前澤工業株式会社 Submerged membrane filtration membrane chemical cleaning method and chemical cleaning device in the apparatus
JP3494744B2 (en) * 1995-03-17 2004-02-09 前澤工業株式会社 Submerged membrane filtration membrane chemical cleaning method and chemical cleaning device in the apparatus
JP3583201B2 (en) * 1995-09-14 2004-11-04 三菱レイヨン・エンジニアリング株式会社 Method for cleaning the separation membrane module
FR2741280B1 (en) * 1995-11-22 1997-12-19 Omnium Traitement Valorisa Method for cleaning a filtration installation of the type submerged membrane
JPH1066844A (en) * 1996-08-27 1998-03-10 Kubota Corp Washing of membrane separator
JPH1119488A (en) * 1997-07-01 1999-01-26 Hitachi Zosen Corp Method for cleaning membrane separator
JP3773337B2 (en) * 1997-10-30 2006-05-10 株式会社クボタ The method of driving organic sewage treatment apparatus

Also Published As

Publication number Publication date
WO2001008790A1 (en) 2001-02-08
WO2001008789A2 (en) 2001-02-08
WO2001008789A3 (en) 2001-08-16
AU6419000A (en) 2001-02-19

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase