SG11201608368QA - Water treatment method and water treatment apparatus each using membrane - Google Patents

Water treatment method and water treatment apparatus each using membrane

Info

Publication number
SG11201608368QA
SG11201608368QA SG11201608368QA SG11201608368QA SG11201608368QA SG 11201608368Q A SG11201608368Q A SG 11201608368QA SG 11201608368Q A SG11201608368Q A SG 11201608368QA SG 11201608368Q A SG11201608368Q A SG 11201608368QA SG 11201608368Q A SG11201608368Q A SG 11201608368QA
Authority
SG
Singapore
Prior art keywords
water treatment
membrane
treatment apparatus
treatment method
water
Prior art date
Application number
SG11201608368QA
Inventor
Nozomu Yasunaga
Seiji Furukawa
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 SG11201608368QA publication Critical patent/SG11201608368QA/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
    • 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
    • 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
    • C02F3/1273—Submerged membrane bioreactors
    • 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
    • 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
    • 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
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/03—Pressure
    • 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
    • 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
    • C02F2303/20—Prevention of biofouling
    • 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

Landscapes

  • Chemical & Material Sciences (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)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
SG11201608368QA 2014-04-10 2015-04-06 Water treatment method and water treatment apparatus each using membrane SG11201608368QA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014080735 2014-04-10
PCT/JP2015/060710 WO2015156242A1 (en) 2014-04-10 2015-04-06 Water treatment method and water treatment apparatus each using membrane

Publications (1)

Publication Number Publication Date
SG11201608368QA true SG11201608368QA (en) 2016-11-29

Family

ID=54287818

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201608368QA SG11201608368QA (en) 2014-04-10 2015-04-06 Water treatment method and water treatment apparatus each using membrane

Country Status (6)

Country Link
US (1) US20170182465A1 (en)
JP (1) JP5908186B2 (en)
CN (1) CN106132518B (en)
MY (1) MY178187A (en)
SG (1) SG11201608368QA (en)
WO (1) WO2015156242A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110709153B (en) * 2017-06-07 2022-03-01 三菱电机株式会社 Cleaning device and cleaning method for water treatment membrane and water treatment system
US20210053014A1 (en) * 2018-05-30 2021-02-25 Mitsubishi Electric Corporation Membrane cleaning device and membrane cleaning method
SG11202012041PA (en) * 2018-06-13 2021-01-28 Mitsubishi Electric Corp Oxidation device, water treatment device, water treatment method, ozone water generation method, and cleaning method
WO2020255201A1 (en) * 2019-06-17 2020-12-24 三菱電機株式会社 Filtration membrane cleaning apparatus, filtration membrane cleaning method and water treatment system
CN115297951B (en) * 2020-03-24 2023-02-28 三菱电机株式会社 Membrane cleaning device, membrane separation activated sludge system and membrane cleaning method
CN111495893A (en) * 2020-04-21 2020-08-07 侯思明 Cleaning method of industrial water treatment equipment
CN113816492A (en) * 2021-10-19 2021-12-21 成都工业学院 Based on O3Automatic backwashing system for MBR flat membrane and use method thereof
WO2023145082A1 (en) * 2022-01-31 2023-08-03 三菱電機株式会社 Filtration membrane cleaning apparatus, water treatment apparatus, and filtration membrane cleaning 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
CN115400599A (en) * 2022-09-22 2022-11-29 广东汇祥环境科技有限公司 Green and efficient device and method for cleaning MBR membrane in offline recovery manner by using micro-nano bubbles

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3359687B2 (en) * 1993-02-17 2002-12-24 ダイセル化学工業株式会社 Cleaning method for filtration membrane module
JPH1119485A (en) * 1997-07-03 1999-01-26 Fuji Electric Co Ltd Method for controlling operation in water treatment using membrane
JP2003326258A (en) * 2002-05-13 2003-11-18 Fuji Electric Co Ltd Water treatment method
JP2004073950A (en) * 2002-08-13 2004-03-11 Asahi Kasei Chemicals Corp Membrane washing method
JP2004249168A (en) * 2003-02-18 2004-09-09 Fuji Electric Systems Co Ltd Operation method for water treatment device
JP2004209478A (en) * 2004-03-31 2004-07-29 Ebara Corp Method and apparatus for backwashing membrane module for removing turbidness
CN109107392A (en) * 2007-05-29 2019-01-01 懿华水处理技术有限责任公司 Use the Membrane cleaning of pulsed airlift pump
JP2012239936A (en) * 2011-05-16 2012-12-10 Sharp Corp Water treatment method and apparatus

Also Published As

Publication number Publication date
JP5908186B2 (en) 2016-04-26
CN106132518A (en) 2016-11-16
WO2015156242A1 (en) 2015-10-15
US20170182465A1 (en) 2017-06-29
MY178187A (en) 2020-10-06
JPWO2015156242A1 (en) 2017-04-13
CN106132518B (en) 2020-01-21

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