CL2011000862A1 - Method to increase the efficiency of rejection of b in reverse osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxy compound, before it passes through the membranes. - Google Patents

Method to increase the efficiency of rejection of b in reverse osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxy compound, before it passes through the membranes.

Info

Publication number
CL2011000862A1
CL2011000862A1 CL2011000862A CL2011000862A CL2011000862A1 CL 2011000862 A1 CL2011000862 A1 CL 2011000862A1 CL 2011000862 A CL2011000862 A CL 2011000862A CL 2011000862 A CL2011000862 A CL 2011000862A CL 2011000862 A1 CL2011000862 A1 CL 2011000862A1
Authority
CL
Chile
Prior art keywords
mixing
modified
allow
efficiency
increase
Prior art date
Application number
CL2011000862A
Other languages
Spanish (es)
Inventor
Figueroa Tagle Leonardo
Original Assignee
Univ De Tarapaca
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 De Tarapaca filed Critical Univ De Tarapaca
Priority to CL2011000862A priority Critical patent/CL2011000862A1/en
Publication of CL2011000862A1 publication Critical patent/CL2011000862A1/en
Priority to PCT/CL2012/000029 priority patent/WO2012142721A2/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
    • C02F1/441—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
    • 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
    • B01D61/04—Feed pretreatment
    • 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
    • C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/04—Specific process operations in the feed stream; Feed pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/12—Addition of chemical agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2311/00—Details relating to membrane separation process operations and control
    • B01D2311/26—Further operations combined with membrane separation processes
    • B01D2311/2642—Aggregation, sedimentation, flocculation, precipitation or coagulation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/108—Boron compounds
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00—Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124—Water desalination
    • Y02A20/131—Reverse-osmosis

Abstract

Método para aumentar la eficiencia en el rechazo de boro por parte de sistemas de desalinización por osmosis inversa el cual es modificado para permitir la adición y mezcla de un compuesto polihidroxilado soluble en agua.Method to increase the efficiency in boron rejection by reverse osmosis desalination systems which is modified to allow the addition and mixing of a water soluble polyhydroxy compound.

CL2011000862A 2011-04-15 2011-04-15 Method to increase the efficiency of rejection of b in reverse osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxy compound, before it passes through the membranes. CL2011000862A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CL2011000862A CL2011000862A1 (en) 2011-04-15 2011-04-15 Method to increase the efficiency of rejection of b in reverse osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxy compound, before it passes through the membranes.
PCT/CL2012/000029 WO2012142721A2 (en) 2011-04-15 2012-06-15 Method for increasing the efficiency of boron rejection by inverse-osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxylated compound

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CL2011000862A CL2011000862A1 (en) 2011-04-15 2011-04-15 Method to increase the efficiency of rejection of b in reverse osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxy compound, before it passes through the membranes.

Publications (1)

Publication Number Publication Date
CL2011000862A1 true CL2011000862A1 (en) 2012-01-27

Family

ID=47041970

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2011000862A CL2011000862A1 (en) 2011-04-15 2011-04-15 Method to increase the efficiency of rejection of b in reverse osmosis desalination systems, which is modified to allow the addition and mixing of a water-soluble polyhydroxy compound, before it passes through the membranes.

Country Status (2)

Country Link
CL (1) CL2011000862A1 (en)
WO (1) WO2012142721A2 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003031034A1 (en) * 2001-10-05 2003-04-17 Ionics, Incorporated Control of water treatment system with low level boron detection
NL1030346C2 (en) * 2004-11-15 2006-09-20 Toray Industries Semi-permeable composite membrane, production method thereof, and element, fluid separation plant and method for treatment of water using the same.
ES2291133B1 (en) * 2006-08-10 2008-12-16 Acciona Agua, S.A.U. PROCEDURE FOR THE ELIMINATION OF SEA WATER BORUS BY REVERSE OSMOSIS MEMBRANES.
US20090223897A1 (en) * 2008-03-04 2009-09-10 Peter Villeneuve Method for the Rejection of Boron from Seawater in a Reverse Osmosis System

Also Published As

Publication number Publication date
WO2012142721A3 (en) 2012-12-13
WO2012142721A2 (en) 2012-10-26

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