DK0863793T3 - Fremgangsmåde til rensning af et filtreringsanlæg af typen med neddyppede membraner - Google Patents

Fremgangsmåde til rensning af et filtreringsanlæg af typen med neddyppede membraner

Info

Publication number
DK0863793T3
DK0863793T3 DK96939147T DK96939147T DK0863793T3 DK 0863793 T3 DK0863793 T3 DK 0863793T3 DK 96939147 T DK96939147 T DK 96939147T DK 96939147 T DK96939147 T DK 96939147T DK 0863793 T3 DK0863793 T3 DK 0863793T3
Authority
DK
Denmark
Prior art keywords
membranes
pct
cleaning
effluent
sec
Prior art date
Application number
DK96939147T
Other languages
Danish (da)
English (en)
Inventor
Pierre Cote
Annie Tazi-Pain
Patricia Grelier
Original Assignee
Omnium Traitement Valorisa
Zenon Environmental Inc
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 Omnium Traitement Valorisa, Zenon Environmental Inc filed Critical Omnium Traitement Valorisa
Application granted granted Critical
Publication of DK0863793T3 publication Critical patent/DK0863793T3/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/02—Membrane cleaning or sterilisation ; Membrane regeneration
    • B01D65/06—Membrane cleaning or sterilisation ; Membrane regeneration with special washing compositions
    • 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
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/04—Backflushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
    • B01D2321/164—Use of bases

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)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Cleaning In General (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Filtration Of Liquid (AREA)
DK96939147T 1995-11-22 1996-11-19 Fremgangsmåde til rensning af et filtreringsanlæg af typen med neddyppede membraner DK0863793T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9514188A FR2741280B1 (fr) 1995-11-22 1995-11-22 Procede de nettoyage d'une installation de filtration du type a membranes immergees
PCT/FR1996/001827 WO1997018887A1 (fr) 1995-11-22 1996-11-19 Procede de nettoyage d'une installation de filtration du type a membranes immergees

Publications (1)

Publication Number Publication Date
DK0863793T3 true DK0863793T3 (da) 2000-04-25

Family

ID=9485034

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96939147T DK0863793T3 (da) 1995-11-22 1996-11-19 Fremgangsmåde til rensning af et filtreringsanlæg af typen med neddyppede membraner

Country Status (15)

Country Link
US (1) US6045698A (de)
EP (1) EP0863793B1 (de)
JP (1) JP4040090B2 (de)
KR (1) KR100453845B1 (de)
AT (1) ATE185702T1 (de)
AU (1) AU710229B2 (de)
BR (1) BR9611625A (de)
CA (2) CA2236840C (de)
DE (1) DE69604818T2 (de)
DK (1) DK0863793T3 (de)
ES (1) ES2140914T3 (de)
FR (1) FR2741280B1 (de)
HU (1) HUP0000070A3 (de)
PL (1) PL182907B1 (de)
WO (1) WO1997018887A1 (de)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5639373A (en) 1995-08-11 1997-06-17 Zenon Environmental Inc. Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate
KR100693944B1 (ko) * 1995-08-11 2007-03-12 제논 인바이런멘탈 인코포레이티드 수직한 중공사 멤브레인 다발 및 섬유 표면을 깨끗하게유지시키는 방법
US8852438B2 (en) * 1995-08-11 2014-10-07 Zenon Technology Partnership Membrane filtration module with adjustable header spacing
US7087173B2 (en) 1995-08-11 2006-08-08 Zenon Environmental Inc. Inverted cavity aerator for membrane module
US20040238432A1 (en) * 1995-08-11 2004-12-02 Mailvaganam Mahendran Membrane filtration module with adjustable header spacing
DE69740003D1 (de) * 1996-12-20 2010-11-04 Siemens Water Tech Corp Reinigungsmethode
JP3429148B2 (ja) * 1996-12-27 2003-07-22 株式会社荏原製作所 浸漬型中空糸分離膜モジュール及びその製造方法
US6641733B2 (en) * 1998-09-25 2003-11-04 U. S. Filter Wastewater Group, Inc. Apparatus and method for cleaning membrane filtration modules
KR100278476B1 (ko) * 1997-12-29 2001-01-15 윤종용 밸브의 세정방법
JP3606735B2 (ja) * 1998-04-21 2005-01-05 株式会社クボタ 活性汚泥用膜カートリッジの再生方法及びその装置
CA2290053C (en) * 1999-11-18 2009-10-20 Zenon Environmental Inc. Immersed membrane module and process
JP2002530188A (ja) * 1998-11-23 2002-09-17 ゼノン、エンバイロンメンタル、インコーポレーテッド 浸漬型薄膜を用いる水の濾過
EP1559472A1 (de) * 1998-11-23 2005-08-03 Zenon Environmental Inc. Wasserfiltration mit Hilfe von Unterwassermembranen
US20040007527A1 (en) * 1998-11-23 2004-01-15 Zenon Environmental Inc. Membrane filtration device and process
US6331251B1 (en) 1999-06-10 2001-12-18 Envirogen, Inc. System and method for withdrawing permeate through a filter and for cleaning the filter in situ
US6627082B2 (en) 1999-06-10 2003-09-30 Envirogen, Inc. System and method for withdrawing permeate through a filter and for cleaning the filter in situ
WO2001008790A1 (en) * 1999-07-29 2001-02-08 Zenon Environmental Inc. Chemical cleaning backwash for immersed filtering membranes
US6547968B1 (en) 1999-07-30 2003-04-15 Zenon Environmental Inc. Pulsed backwash for immersed membranes
US6303035B1 (en) 1999-07-30 2001-10-16 Zenon Environmental Inc. Immersed membrane filtration process
US20040007525A1 (en) * 1999-07-30 2004-01-15 Rabie Hamid R. Maintenance cleaning for membranes
US20010052494A1 (en) * 1999-10-25 2001-12-20 Pierre Cote Chemical cleaning backwash for normally immersed membranes
US6214231B1 (en) * 1999-08-27 2001-04-10 Zenon Environmental Inc. System for operation of multiple membrane filtration assemblies
US6589426B1 (en) * 1999-09-29 2003-07-08 Zenon Environmental Inc. Ultrafiltration and microfiltration module and system
HUP0105236A3 (en) * 1999-11-18 2006-05-29 Zenon Environmental Inc Oakvil Immersed membrane filtration system and overflow process
AUPQ680100A0 (en) * 2000-04-10 2000-05-11 Usf Filtration And Separations Group Inc. Hollow fibre restraining system
DE10045227C1 (de) * 2000-09-13 2002-02-07 Vosenkaul Klaus Membranfilter für die Wasseraufbereitung
AUPR143400A0 (en) * 2000-11-13 2000-12-07 Usf Filtration And Separations Group Inc. Modified membranes
AUPR421501A0 (en) 2001-04-04 2001-05-03 U.S. Filter Wastewater Group, Inc. Potting method
AUPR584301A0 (en) * 2001-06-20 2001-07-12 U.S. Filter Wastewater Group, Inc. Membrane polymer compositions
AUPR692401A0 (en) * 2001-08-09 2001-08-30 U.S. Filter Wastewater Group, Inc. Method of cleaning membrane modules
ATE333318T1 (de) * 2001-11-16 2006-08-15 Us Filter Wastewater Group Inc Methode zur reinigung von membranen
US7247238B2 (en) 2002-02-12 2007-07-24 Siemens Water Technologies Corp. Poly(ethylene chlorotrifluoroethylene) membranes
DE10216170A1 (de) * 2002-04-12 2003-10-30 Maritime Contractors Deutschla Verfahren zur Stabilisierung und zur Steigerung von Membranleistungen
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
EP1517741B1 (de) * 2002-06-28 2009-03-04 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO Verfahren zur reinigung von filtern
AU2002950934A0 (en) * 2002-08-21 2002-09-12 U. S. Filter Wastewater Group, Inc. Aeration method
CA2501628C (en) * 2002-10-10 2012-12-04 U.S. Filter Wastewater Group, Inc. A filtration and backwashing arrangement for membrane modules
AU2002953111A0 (en) 2002-12-05 2002-12-19 U. S. Filter Wastewater Group, Inc. Mixing chamber
AU2003903507A0 (en) 2003-07-08 2003-07-24 U. S. Filter Wastewater Group, Inc. Membrane post-treatment
KR101115173B1 (ko) * 2003-08-29 2012-02-24 지멘스 워터 테크놀로지스 코포레이션 역류
US7879229B2 (en) * 2003-10-29 2011-02-01 Zenon Technology Partnership Water treatment plant with immersed membranes
US8114293B2 (en) * 2003-10-29 2012-02-14 Zenon Technology Partnership Method of operating a water treatment plant with immersed membranes
WO2005046849A1 (en) 2003-11-14 2005-05-26 U.S. Filter Wastewater Group, Inc. Improved module cleaning method
WO2005082498A1 (en) * 2004-02-27 2005-09-09 Zenon Environmental Inc. Water filtration using immersed membranes
US20050194315A1 (en) * 2004-02-27 2005-09-08 Adams Nicholas W.H. Membrane batch filtration process
WO2005092799A1 (en) 2004-03-26 2005-10-06 U.S. Filter Wastewater Group, Inc. Process and apparatus for purifying impure water using microfiltration or ultrafiltration in combination with reverse osmosis
AU2005240524C1 (en) 2004-04-22 2009-12-24 Evoqua Water Technologies Llc Filtration apparatus comprising a membrane bioreactor and a treatment vessel for digesting organic materials
US7819956B2 (en) * 2004-07-02 2010-10-26 Siemens Water Technologies Corp. Gas transfer membrane
JP2008505197A (ja) 2004-07-05 2008-02-21 シーメンス・ウォーター・テクノロジーズ・コーポレーション 親水性膜
NZ588094A (en) 2004-08-20 2012-04-27 Siemens Water Tech Corp Potting head for hollow fibre filter module
US8790515B2 (en) 2004-09-07 2014-07-29 Evoqua Water Technologies Llc Reduction of backwash liquid waste
AU2005284677B2 (en) 2004-09-14 2010-12-23 Evoqua Water Technologies Llc Methods and apparatus for removing solids from a membrane module
NZ553771A (en) 2004-09-15 2010-11-26 Siemens Water Tech Corp Continuously variable aeration of membrane filtration system and flow control device when used in such application
US7591950B2 (en) 2004-11-02 2009-09-22 Siemens Water Technologies Corp. Submerged cross-flow filtration
WO2006058384A1 (en) * 2004-12-03 2006-06-08 Siemens Water Technologies Corp. Membrane post treatment
US20060118487A1 (en) * 2004-12-07 2006-06-08 Adams Nicholas W H Membrane filtration process
US8758622B2 (en) 2004-12-24 2014-06-24 Evoqua Water Technologies Llc Simple gas scouring method and apparatus
NZ583228A (en) * 2004-12-24 2012-05-25 Siemens Industry Inc Cleaning in membrane filtration systems
US20080093297A1 (en) * 2005-01-14 2008-04-24 Gock Kenneth W Filtration System
NL1028484C2 (nl) * 2005-03-08 2006-09-11 Kiwa Water Res Werkwijze en inrichting voor het in een membraan-filtratie-eenheid behandelen van een waterige afvalstroom afkomstig van een bioreactor.
JP4867180B2 (ja) * 2005-03-16 2012-02-01 栗田工業株式会社 浸漬型膜分離装置及びその薬品洗浄方法
NZ562786A (en) 2005-04-29 2010-10-29 Siemens Water Tech Corp Chemical clean for membrane filter
EP1726353A1 (de) 2005-05-25 2006-11-29 Johnson Diversey, Inc. Membranfiltration eines Produktes
CA2611116A1 (en) * 2005-06-20 2006-12-28 Siemens Water Technologies Corp. Cross linking treatment of polymer membranes
DE102005031232B4 (de) * 2005-07-01 2007-08-02 Aquacarat Gmbh Vorrichtung und Verfahren zur Reinigung und/oder Desinfektion von Filtern
WO2007006104A1 (en) 2005-07-14 2007-01-18 Siemens Water Technologies Corp. Monopersulfate treatment of membranes
DE102005035044A1 (de) * 2005-07-27 2007-02-01 Koch Membrane Systems Gmbh Verfahren zum Rückspülen von Kapillarmembranen einer Membrananlage
SG140229A1 (en) 2005-08-22 2008-03-28 Siemens Water Tech Corp An assembly for water filtration using a tube manifold to minimise backwash
US20070084795A1 (en) * 2005-10-05 2007-04-19 Jordan Edward J Method and system for treating wastewater
WO2007044345A2 (en) 2005-10-05 2007-04-19 Siemens Water Technologies Corp. Method and apparatus for treating wastewater
WO2007044415A2 (en) 2005-10-05 2007-04-19 Siemens Water Technologies Corp. Method and apparatus for treating wastewater
EP1952879A4 (de) * 2005-10-24 2010-04-14 Kubota Kk Grossmassstäbliche membrantrennvorrichtung
US7147778B1 (en) 2006-01-05 2006-12-12 I. Kruger Inc. Method and system for nitrifying and denitrifying wastewater
US7455765B2 (en) 2006-01-25 2008-11-25 Siemens Water Technologies Corp. Wastewater treatment system and method
US8293098B2 (en) 2006-10-24 2012-10-23 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
DE102008006501B4 (de) 2007-03-19 2013-05-16 Sonja Lauterborn Kombiniertes Ultraschall-Luft-Rückspülverfahren zur chemikalienfreien In- situ-Reinigung getauchter Membranen bei Rückspülung während des Betriebes
US8318028B2 (en) 2007-04-02 2012-11-27 Siemens Industry, Inc. Infiltration/inflow control for membrane bioreactor
US9764288B2 (en) 2007-04-04 2017-09-19 Evoqua Water Technologies Llc Membrane module protection
EP2463017A1 (de) 2007-05-29 2012-06-13 Siemens Industry, Inc. Membranreinigung mit gepulster Mammutpumpe
CN102112213B (zh) 2008-07-24 2016-08-03 伊沃夸水处理技术有限责任公司 用于膜过滤模块的框架系统
JP2012500117A (ja) 2008-08-20 2012-01-05 シーメンス ウォーター テクノロジース コーポレイション 膜濾過システムの逆洗エネルギ効率の改善
AU2010101488B4 (en) 2009-06-11 2013-05-02 Evoqua Water Technologies Llc Methods for cleaning a porous polymeric membrane and a kit for cleaning a porous polymeric membrane
CN102869432B (zh) 2010-04-30 2016-02-03 伊沃夸水处理技术有限责任公司 流体流分配装置
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
JP2014528354A (ja) 2011-09-30 2014-10-27 エヴォクア ウォーター テクノロジーズ エルエルシーＥｖｏｑｕａ Ｗａｔｅｒ Ｔｅｃｈｎｏｌｏｇｉｅｓｌｌｃ 隔離バルブ
CN103958024B (zh) 2011-09-30 2016-07-06 伊沃夸水处理技术有限责任公司 改进的歧管排列
AU2013280452B2 (en) 2012-06-28 2017-07-20 Evoqua Water Technologies Llc A potting method
KR20150054918A (ko) 2012-09-14 2015-05-20 에보쿠아 워터 테크놀로지스 엘엘씨 막을 위한 중합체 블렌드
AU2013231145B2 (en) 2012-09-26 2017-08-17 Evoqua Water Technologies Llc Membrane potting methods
DE112013004713T5 (de) 2012-09-26 2015-07-23 Evoqua Water Technologies Llc Membransicherungsvorrichtung
KR20150059788A (ko) 2012-09-27 2015-06-02 에보쿠아 워터 테크놀로지스 엘엘씨 침지된 막을 위한 가스 스코어링 장치
HUE061765T2 (hu) 2013-10-02 2023-08-28 Rohm & Haas Electronic Mat Singapore Pte Ltd Berendezés membrán filtrációs modul javítására
DE102015107455B3 (de) 2015-05-12 2016-06-09 Vovo-Tec Gmbh Verfahren zur chemischen Reinigung eines getauchten Membranfilters und Vorrichtung zur Anwendung des Verfahrens
WO2017011068A1 (en) 2015-07-14 2017-01-19 Evoqua Water Technologies Llc Aeration device for filtration system
PL249004B1 (pl) * 2023-09-14 2026-02-16 Politechnika Koszalinska Sposób higienizacji elementów instalacji rurociągowych, zwłaszcza instalacji spożywczych i układ higienizacji elementów instalacji rurociągowych, zwłaszcza instalacji spożywczych

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6393310A (ja) * 1986-10-08 1988-04-23 Nippon Atom Ind Group Co Ltd 再生機能を備えた油水分離装置
US5248424A (en) * 1990-08-17 1993-09-28 Zenon Environmental Inc. Frameless array of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate
FI86380C (fi) * 1990-09-10 1992-08-25 Kemira Oy Foerfarande foer rening av filter.
JPH0665371B2 (ja) * 1990-09-20 1994-08-24 荏原インフイルコ株式会社 有機性汚水の生物処理装置
EP0510328B1 (de) * 1991-03-07 1995-10-04 Kubota Corporation Vorrichtung zur Behandlung von Belebtschlamm
JP2755507B2 (ja) * 1991-06-06 1998-05-20 株式会社クボタ 汚水処理装置
JPH05177185A (ja) * 1991-12-27 1993-07-20 Mitsui Constr Co Ltd 上水処理装置
JP3401874B2 (ja) * 1993-10-28 2003-04-28 栗田工業株式会社 浸漬型膜分離装置
FR2713220B1 (fr) * 1993-11-30 1996-03-08 Omnium Traitement Valorisa Installation de potabilisation de l'eau à membranes filtrantes immergées.
US5403479A (en) * 1993-12-20 1995-04-04 Zenon Environmental Inc. In situ cleaning system for fouled membranes
JPH07313850A (ja) * 1994-05-30 1995-12-05 Kubota Corp 浸漬型セラミック膜分離装置の逆洗方法

Also Published As

Publication number Publication date
JP2000500392A (ja) 2000-01-18
EP0863793B1 (de) 1999-10-20
CA2484573A1 (en) 1997-05-29
US6045698A (en) 2000-04-04
MX9804058A (es) 1998-12-31
AU710229B2 (en) 1999-09-16
HUP0000070A2 (hu) 2000-06-28
BR9611625A (pt) 1999-12-28
ES2140914T3 (es) 2000-03-01
JP4040090B2 (ja) 2008-01-30
ATE185702T1 (de) 1999-11-15
WO1997018887A1 (fr) 1997-05-29
EP0863793A1 (de) 1998-09-16
KR100453845B1 (ko) 2005-01-15
CA2484573C (en) 2008-05-13
HUP0000070A3 (en) 2002-01-28
AU7630096A (en) 1997-06-11
FR2741280A1 (fr) 1997-05-23
PL182907B1 (pl) 2002-04-30
PL326935A1 (en) 1998-11-09
CA2236840C (en) 2005-09-13
KR19990071569A (ko) 1999-09-27
DE69604818T2 (de) 2000-06-21
FR2741280B1 (fr) 1997-12-19
CA2236840A1 (en) 1997-05-29
DE69604818D1 (de) 1999-11-25

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