SG11201700625RA - Method and apparatus for cleaning filter membrane, and water treatment system - Google Patents

Method and apparatus for cleaning filter membrane, and water treatment system

Info

Publication number
SG11201700625RA
SG11201700625RA SG11201700625RA SG11201700625RA SG11201700625RA SG 11201700625R A SG11201700625R A SG 11201700625RA SG 11201700625R A SG11201700625R A SG 11201700625RA SG 11201700625R A SG11201700625R A SG 11201700625RA SG 11201700625R A SG11201700625R A SG 11201700625RA
Authority
SG
Singapore
Prior art keywords
water treatment
treatment system
filter membrane
cleaning filter
cleaning
Prior art date
Application number
SG11201700625RA
Inventor
Kyohei Aketagawa
Nozomu Yasunaga
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of SG11201700625RA publication Critical patent/SG11201700625RA/en

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
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/20—Accessories; Auxiliary operations
    • 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
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • 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
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1268—Membrane bioreactor systems
    • 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
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1268—Membrane bioreactor systems
    • C02F3/1273—Submerged membrane bioreactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2315/00—Details relating to the membrane module operation
    • B01D2315/06—Submerged-type; Immersion type
    • 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
    • B01D2321/12—Use of permeate
    • 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
    • B01D2321/162—Use of acids
    • 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
    • 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
    • B01D2321/168—Use of other chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/18—Apparatus therefor
    • 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
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • 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
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/78—Details relating to ozone treatment devices
    • C02F2201/782—Ozone generators
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/14—Maintenance of water treatment installations
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/16—Regeneration of sorbents, filters
    • 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
SG11201700625RA 2014-08-29 2015-06-01 Method and apparatus for cleaning filter membrane, and water treatment system SG11201700625RA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014175329 2014-08-29
PCT/JP2015/065786 WO2016031331A1 (en) 2014-08-29 2015-06-01 Filtration membrane cleaning method and cleaning device, and water treatment system

Publications (1)

Publication Number Publication Date
SG11201700625RA true SG11201700625RA (en) 2017-03-30

Family

ID=55399236

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201700625RA SG11201700625RA (en) 2014-08-29 2015-06-01 Method and apparatus for cleaning filter membrane, and water treatment system

Country Status (6)

Country Link
US (1) US10576427B2 (en)
JP (1) JP5933854B1 (en)
CN (2) CN106794428A (en)
MY (1) MY181737A (en)
SG (1) SG11201700625RA (en)
WO (1) WO2016031331A1 (en)

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CN109311704A (en) * 2016-06-21 2019-02-05 东丽株式会社 Making water system, whether there is or not breakdown judge program and failure judgment device and recording mediums
US11141701B2 (en) 2016-08-05 2021-10-12 Toray Industries, Inc. Computer-readable recording medium on which clogging location specification program for separation membrane module is recorded, water production system, and water production method
SG10201706401PA (en) * 2017-08-04 2019-03-28 Citic Envirotech Ltd Method and system for treatment of organic contaminants by coupling fenton reaction with membrane filtration
JP6811162B2 (en) * 2017-11-20 2021-01-13 Ｉｈｉ運搬機械株式会社 Water treatment method and equipment
CN107840450A (en) * 2017-12-08 2018-03-27 天津大学 A kind of system and method using Membrane Bioreactor for Wastewater Treatment Membrane cleaning waste water
MX2020006457A (en) 2017-12-22 2020-11-06 Ozono Polaris S A De C V Process and system for back-and-forth washing of adsorptive media.
CN112135681B (en) * 2018-05-30 2021-12-28 三菱电机株式会社 Membrane cleaning device and membrane cleaning method
US20220219123A1 (en) * 2018-10-02 2022-07-14 Mitsubishi Electric Corporation Filtration membrane treatment device, membrane filtration device, and filtration membrane treatment method
CN113905990A (en) * 2019-05-27 2022-01-07 三菱电机株式会社 Membrane separation activated sludge system and membrane cleaning device
JP6877656B1 (en) * 2020-03-24 2021-05-26 三菱電機株式会社 Water treatment system
WO2021250745A1 (en) * 2020-06-08 2021-12-16 三菱電機株式会社 Ozone water production apparatus, water treatment apparatus, and ozone water production method
CN114950143A (en) * 2022-06-17 2022-08-30 愉悦家纺有限公司 Method for cleaning nanofiltration membrane for treating cotton fabric alkali scouring wastewater

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JPH04310220A (en) 1991-04-05 1992-11-02 Takaoka Electric Mfg Co Ltd Method for cleaning hollow fiber membrane
JP3290555B2 (en) * 1995-03-31 2002-06-10 株式会社クボタ Washing method of immersion type membrane cartridge in tank
JPH09313902A (en) 1996-05-28 1997-12-09 Kubota Corp Chemical cleaning method for immersion type ceramic membrane separation device
JP3153144B2 (en) * 1997-03-05 2001-04-03 川崎重工業株式会社 Ozone supply method and apparatus
JPH119973A (en) * 1997-06-26 1999-01-19 Ebara Corp Method for filtration back-washing of membrane module for turbidity removal
JP2001070763A (en) * 1999-09-08 2001-03-21 Asahi Kasei Corp Membrane washing method
JP2001070764A (en) * 1999-09-09 2001-03-21 Asahi Kasei Corp Cleaning method
JP2002361054A (en) * 2001-06-12 2002-12-17 Nkk Corp Method for washing membrane filtration apparatus
JP2003326258A (en) 2002-05-13 2003-11-18 Fuji Electric Co Ltd Water treatment method
JP3984145B2 (en) 2002-10-22 2007-10-03 前澤工業株式会社 Cleaning method for solid-liquid separator
JP2005034694A (en) 2003-07-16 2005-02-10 Toray Ind Inc Membrane cleaning method, and filter
JP2005052689A (en) 2003-08-04 2005-03-03 Toray Ind Inc Membrane washing method and membrane filtration device
JP2004209478A (en) 2004-03-31 2004-07-29 Ebara Corp Method and apparatus for backwashing membrane module for removing turbidness
JP2005351707A (en) * 2004-06-09 2005-12-22 Jfe Engineering Kk Method and device for detecting membrane filtration performance, and membrane filtration method and device
JP4834366B2 (en) 2005-09-21 2011-12-14 メタウォーター株式会社 Water treatment method
JP2008207090A (en) * 2007-02-26 2008-09-11 Mitsubishi Electric Corp Water treatment method and apparatus
JP2009082858A (en) * 2007-10-01 2009-04-23 Kurita Water Ind Ltd Cleaning method for filter membrane
JPWO2009128328A1 (en) * 2008-04-14 2011-08-04 栗田工業株式会社 Operation method of reverse osmosis membrane module
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JP6101044B2 (en) * 2012-10-29 2017-03-22 株式会社日立製作所 Piping cleaning method and piping cleaning system

Also Published As

Publication number Publication date
JP5933854B1 (en) 2016-06-15
MY181737A (en) 2021-01-06
US10576427B2 (en) 2020-03-03
WO2016031331A1 (en) 2016-03-03
CN115121124A (en) 2022-09-30
JPWO2016031331A1 (en) 2017-04-27
US20170216777A1 (en) 2017-08-03
CN106794428A (en) 2017-05-31

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