[go: up one dir, main page]

CL2013002072A1 - Method for cleaning a membrane module comprising using at least a part of the concentrate as cleaning water, which contains a scale inhibitor and an alkaline solution is supplied from a secondary side of the microfiltration / ultrafiltration membrane module to perform backwash; procedure to generate fresh water; and generator - Google Patents

Method for cleaning a membrane module comprising using at least a part of the concentrate as cleaning water, which contains a scale inhibitor and an alkaline solution is supplied from a secondary side of the microfiltration / ultrafiltration membrane module to perform backwash; procedure to generate fresh water; and generator

Info

Publication number
CL2013002072A1
CL2013002072A1 CL2013002072A CL2013002072A CL2013002072A1 CL 2013002072 A1 CL2013002072 A1 CL 2013002072A1 CL 2013002072 A CL2013002072 A CL 2013002072A CL 2013002072 A CL2013002072 A CL 2013002072A CL 2013002072 A1 CL2013002072 A1 CL 2013002072A1
Authority
CL
Chile
Prior art keywords
membrane module
cleaning
microfiltration
concentrate
generator
Prior art date
Application number
CL2013002072A
Other languages
Spanish (es)
Inventor
Tomohiro Maeda
Masahide Taniguchi
Original Assignee
Toray Industries
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 Toray Industries filed Critical Toray Industries
Publication of CL2013002072A1 publication Critical patent/CL2013002072A1/en

Links

Classifications

    • 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
    • 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
    • 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
    • B01D2321/14—Use of concentrate
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
CL2013002072A 2011-01-20 2013-07-18 Method for cleaning a membrane module comprising using at least a part of the concentrate as cleaning water, which contains a scale inhibitor and an alkaline solution is supplied from a secondary side of the microfiltration / ultrafiltration membrane module to perform backwash; procedure to generate fresh water; and generator CL2013002072A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011009767 2011-01-20

Publications (1)

Publication Number Publication Date
CL2013002072A1 true CL2013002072A1 (en) 2014-02-28

Family

ID=46515599

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2013002072A CL2013002072A1 (en) 2011-01-20 2013-07-18 Method for cleaning a membrane module comprising using at least a part of the concentrate as cleaning water, which contains a scale inhibitor and an alkaline solution is supplied from a secondary side of the microfiltration / ultrafiltration membrane module to perform backwash; procedure to generate fresh water; and generator

Country Status (4)

Country Link
JP (1) JPWO2012098969A1 (en)
CN (1) CN103328079B (en)
CL (1) CL2013002072A1 (en)
WO (1) WO2012098969A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014127313A1 (en) * 2013-02-15 2014-08-21 Advanced Hydro Inc Integrated ultrafiltration and reverse osmosis desalination systems
JP2017113729A (en) * 2015-12-25 2017-06-29 栗田工業株式会社 Membrane cleaning agent, membrane cleaning liquid and cleaning method of membrane
CN106076119A (en) * 2016-07-27 2016-11-09 北京鑫佰利科技发展有限公司 A kind of NF membrane washing point salt equipment
PH12019500565B1 (en) 2016-09-15 2023-07-12 Fluence Water Israel Ltd Containerized desalination system
JP6940962B2 (en) * 2017-03-09 2021-09-29 オルガノ株式会社 Cleaning method of hollow fiber membrane device, ultrafiltration membrane device, ultrapure water production device and cleaning device of hollow fiber membrane device
CN107551651A (en) * 2017-09-22 2018-01-09 江门市河正环保设备有限公司 A kind of intelligently filters device
JP7270478B2 (en) * 2019-06-21 2023-05-10 オルガノ株式会社 Wastewater treatment facility and wastewater treatment method
CN110482742A (en) * 2019-08-29 2019-11-22 深圳中拓天达环境工程有限公司 Electrode foil boracic cleans waste water treatment system and its treatment process

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09220449A (en) * 1996-02-15 1997-08-26 Kurita Water Ind Ltd Membrane separation device
JP2001294895A (en) * 2000-04-13 2001-10-23 Miura Co Ltd Membrane detergent
JP4580589B2 (en) * 2001-06-15 2010-11-17 アムテック株式会社 Cleaning method of separation membrane
JP4923428B2 (en) * 2005-03-29 2012-04-25 東レ株式会社 Membrane separation method and membrane separation apparatus
JP2007181822A (en) * 2006-12-19 2007-07-19 Kobelco Eco-Solutions Co Ltd Water treatment system for drinking water production and operation method thereof
JP2008229418A (en) * 2007-03-16 2008-10-02 Kurita Water Ind Ltd Industrial water treatment method and treatment apparatus

Also Published As

Publication number Publication date
CN103328079A (en) 2013-09-25
JPWO2012098969A1 (en) 2014-06-09
WO2012098969A1 (en) 2012-07-26
CN103328079B (en) 2016-06-29

Similar Documents

Publication Publication Date Title
CL2013002072A1 (en) Method for cleaning a membrane module comprising using at least a part of the concentrate as cleaning water, which contains a scale inhibitor and an alkaline solution is supplied from a secondary side of the microfiltration / ultrafiltration membrane module to perform backwash; procedure to generate fresh water; and generator
BR112012013540A2 (en) method for washing a separation membrane module and method for generating fresh water
AR084007A1 (en) ALCALINE METAL SEPARATION AND RECOVERY PROCEDURE AND ALCALINO METAL SEPARATION AND RECOVERY APPARATUS
AP3779A (en) Fin-ring propeller for a water current power generation system.
AR088859A1 (en) PROCEDURE FOR PROCESSING A WATER, ALCOHOLIC-ALCALINE SOLUTION AND CONTAINING LIGNIN
CL2010001304A1 (en) Method for recovering lithium as lithium hydroxide which comprises feeding an aqueous stream containing lithium ions to a bipolar electrodialysis cell, in which a lithium hydroxide solution is formed; bipolar electrodialisis apparatus.
CL2013002899A1 (en) Process and system of treatment of contaminated water by direct osmosis which comprises passing a stream of contaminated water through a semipermeable membrane and passing an extraction solution through the extracting side of the membrane.
MX318441B (en) METHOD TO IMPROVE THE PERFORMANCE OF THE ULTRAFILTRATION OR MICROFILTRATION MEMBRANE PROCESS IN THE WATER TREATMENT OF CONTRACORRENT WASHING.
PT2597030T (en) Pre-nozzle for a propulsion system of a water vehicle for improving energy efficiency
BR112016013286A2 (en) BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
BRPI1009584A2 (en) Disinfection system for using catalyst solution to disinfect an object, and methods for enhancing disinfection of an object, and for using a vessel, hydrogen peroxide solution and a catalyst to defect an object.
PH12015500629A1 (en) Underwater water treatment unit andmethod for cleaning said unit
WO2012142996A3 (en) Water treatment for the electrolysis of water
WO2011002198A3 (en) System and method for absorbing and separating acid gas
PT2609032E (en) Method for concentrating an aqueous hydrogen peroxide solution
MX365528B (en) A process for preparing propylene oxide.
CL2014001607A1 (en) Method for the recovery of molybdate in a delignification catalyzed by pulp molybdate with hydrogen peroxide
AP2010005400A0 (en) A system for generating power using flow of water.
AR086461A1 (en) ALCALINE METAL SEPARATION AND RECOVERY PROCEDURE AND ALCALINO METAL SEPARATION AND RECOVERY APPARATUS
BR112016013590A2 (en) BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
CL2012002498A1 (en) Method for extracting lipids from aqueous biomass suspensions, in particular destabilized algal suspensions, using water immiscible solvents.
EP2626127A3 (en) Polyazole membrane for water purification
BR112012003296A2 (en) process for the economical operation of semipermeable reverse osmosis membranes.
DK201000791A (en) Low pressure water mist nozzle manifold
EA201270577A1 (en) IMPROVED METHODS OF REVERSE GENETICS FOR THE RESCUE OF VIRUSES