ATE457819T1 - Verfahren und system zur verbesserung der rückgewinnung und verhinderung der bildung von ablagerungen durch fällung bei druckgetriebenen membranverfahren - Google Patents

Verfahren und system zur verbesserung der rückgewinnung und verhinderung der bildung von ablagerungen durch fällung bei druckgetriebenen membranverfahren

Info

Publication number
ATE457819T1
ATE457819T1 AT04801596T AT04801596T ATE457819T1 AT E457819 T1 ATE457819 T1 AT E457819T1 AT 04801596 T AT04801596 T AT 04801596T AT 04801596 T AT04801596 T AT 04801596T AT E457819 T1 ATE457819 T1 AT E457819T1
Authority
AT
Austria
Prior art keywords
stream
precipitation
pressure
deposit formation
membrane processes
Prior art date
Application number
AT04801596T
Other languages
English (en)
Inventor
Jack Gilron
Eliyahu Korin
Original Assignee
Univ Ben Gurion
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 Univ Ben Gurion filed Critical Univ Ben Gurion
Application granted granted Critical
Publication of ATE457819T1 publication Critical patent/ATE457819T1/de

Links

Classifications

    • 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
    • B01D61/58—Multistep processes
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/10—Accessories; Auxiliary operations
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/12—Controlling or regulating
    • 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
    • B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/364—Membrane distillation
    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/422—Electrodialysis
    • 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
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by 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
    • B01D2321/20—By influencing the flow
    • B01D2321/2083—By reversing the flow
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/027—Nanofiltration
    • 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
    • B01D61/147—Microfiltration

Landscapes

  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Urology & Nephrology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT04801596T 2003-12-07 2004-12-07 Verfahren und system zur verbesserung der rückgewinnung und verhinderung der bildung von ablagerungen durch fällung bei druckgetriebenen membranverfahren ATE457819T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US52966803P 2003-12-07 2003-12-07
US62101404P 2004-10-22 2004-10-22
PCT/IL2004/001110 WO2005053824A2 (en) 2003-12-07 2004-12-07 Method and system for increasing recovery and preventing precipitation fouling in pressure-driven membrane processes

Publications (1)

Publication Number Publication Date
ATE457819T1 true ATE457819T1 (de) 2010-03-15

Family

ID=34657306

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04801596T ATE457819T1 (de) 2003-12-07 2004-12-07 Verfahren und system zur verbesserung der rückgewinnung und verhinderung der bildung von ablagerungen durch fällung bei druckgetriebenen membranverfahren

Country Status (8)

Country Link
US (2) US8137539B2 (de)
EP (1) EP1691915B1 (de)
AT (1) ATE457819T1 (de)
CY (1) CY1110023T1 (de)
DE (1) DE602004025607D1 (de)
ES (1) ES2341547T3 (de)
PT (1) PT1691915E (de)
WO (1) WO2005053824A2 (de)

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Also Published As

Publication number Publication date
US8137539B2 (en) 2012-03-20
PT1691915E (pt) 2010-05-17
ES2341547T3 (es) 2010-06-22
AU2004294839A1 (en) 2005-06-16
US20080230476A1 (en) 2008-09-25
EP1691915A2 (de) 2006-08-23
US9649598B2 (en) 2017-05-16
WO2005053824A2 (en) 2005-06-16
EP1691915A4 (de) 2007-01-24
US20120175303A1 (en) 2012-07-12
WO2005053824A3 (en) 2005-07-07
DE602004025607D1 (de) 2010-04-01
EP1691915B1 (de) 2010-02-17
CY1110023T1 (el) 2015-01-14

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