MA34550B1 - Procede de filtration sur membrane presentant une recuperation d'eau elevee - Google Patents

Procede de filtration sur membrane presentant une recuperation d'eau elevee

Info

Publication number
MA34550B1
MA34550B1 MA35777A MA35777A MA34550B1 MA 34550 B1 MA34550 B1 MA 34550B1 MA 35777 A MA35777 A MA 35777A MA 35777 A MA35777 A MA 35777A MA 34550 B1 MA34550 B1 MA 34550B1
Authority
MA
Morocco
Prior art keywords
membrane filtration
high water
water recovery
filtration process
solution
Prior art date
Application number
MA35777A
Other languages
English (en)
Inventor
Sijing Wang
Yanrong Zhu
Gaorong He
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of MA34550B1 publication Critical patent/MA34550B1/fr

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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/025—Reverse osmosis; Hyperfiltration
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • 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
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/029—Multistep processes comprising different kinds of membrane processes selected from reverse osmosis, hyperfiltration or 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
    • B01D61/04—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
    • C02F1/44—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
    • 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
    • C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • 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
    • B01D2311/08—Specific process operations in the concentrate stream
    • 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
    • B01D2311/18—Details relating to membrane separation process operations and control pH control
    • 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
    • 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
    • B01D2311/2661—Addition of gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2317/00—Membrane module arrangements within a plant or an apparatus
    • B01D2317/04—Elements in parallel
    • 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56—Macromolecular compounds
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)

Abstract

L'invention concerne un procédé de filtration sur membrane comprenant le prétraitement d'une solution d'influent pour éliminer des solides en suspension, pour produire une solution prétraitée. Le pH de la solution prétraitée est ajusté à au moins 8,3 ou moins par injection de CO
MA35777A 2010-09-30 2010-09-30 Procede de filtration sur membrane presentant une recuperation d'eau elevee MA34550B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2010/001534 WO2012040880A1 (fr) 2010-09-30 2010-09-30 Procédé de filtration sur membrane présentant une récupération d'eau élevée

Publications (1)

Publication Number Publication Date
MA34550B1 true MA34550B1 (fr) 2013-09-02

Family

ID=45891785

Family Applications (1)

Application Number Title Priority Date Filing Date
MA35777A MA34550B1 (fr) 2010-09-30 2010-09-30 Procede de filtration sur membrane presentant une recuperation d'eau elevee

Country Status (7)

Country Link
US (1) US9266762B2 (fr)
EP (1) EP2621613A1 (fr)
AU (1) AU2010361595A1 (fr)
CA (1) CA2812225C (fr)
MA (1) MA34550B1 (fr)
MX (1) MX2013003612A (fr)
WO (1) WO2012040880A1 (fr)

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US20120006790A1 (en) * 2009-03-31 2012-01-12 Kurita Water Industries Ltd. Apparatus and method for treating etching solution
WO2014089796A1 (fr) * 2012-12-13 2014-06-19 General Electric Company Procédé de traitement des eaux usées fortement concentrées telles que la saumure d'osmose inverse (ro)
GB2509309A (en) * 2012-12-20 2014-07-02 Linde Ag Cooling process
US9969638B2 (en) 2013-08-05 2018-05-15 Gradiant Corporation Water treatment systems and associated methods
US10308537B2 (en) * 2013-09-23 2019-06-04 Gradiant Corporation Desalination systems and associated methods
WO2015175710A1 (fr) * 2014-05-13 2015-11-19 Select Milk Producers, Inc. Procédés de production de produits laitiers traités
FR3025792B1 (fr) 2014-09-17 2016-11-25 Veolia Water Solutions & Tech Dispositif de traitement d'effluents salins sursatures en presence d'inhibiteurs de precipitation
US20160228795A1 (en) * 2015-02-11 2016-08-11 Gradiant Corporation Methods and systems for producing treated brines
US10167218B2 (en) 2015-02-11 2019-01-01 Gradiant Corporation Production of ultra-high-density brines
GB2537678A (en) * 2015-04-24 2016-10-26 Linde Ag Scale removal system
US10518221B2 (en) 2015-07-29 2019-12-31 Gradiant Corporation Osmotic desalination methods and associated systems
WO2017030937A1 (fr) 2015-08-14 2017-02-23 Gradiant Corporation Production de flux de procédés riches en ions multivalents par séparation osmotique multi-étage
US10301198B2 (en) 2015-08-14 2019-05-28 Gradiant Corporation Selective retention of multivalent ions
NO342601B1 (en) * 2015-10-28 2018-06-18 Ecopro As Process and plant for producing biogas
CN108883344A (zh) 2016-01-22 2018-11-23 格雷迪安特公司 在加湿器例如多级鼓泡塔加湿器中使用高气体流速形成固体盐
WO2017147113A1 (fr) 2016-02-22 2017-08-31 Gradiant Corporation Systèmes de dessalement hybrides et procédés associés
EP3339253A1 (fr) * 2016-12-21 2018-06-27 Veolia Water Solutions & Technologies Support Traitement d'un filtrat provenant d'un bioréacteur anaérobie à membrane à l'aide de l'osmose inverse ou la nanofiltration
CN108793327B (zh) * 2017-05-03 2021-11-05 国家能源投资集团有限责任公司 提高反渗透膜性能的方法和处理废水的方法
US11242269B2 (en) 2017-08-22 2022-02-08 Allflow Equipamentos Industriais E Comercio Ltda. System for recycling wastewater from reverse osmosis filtering processes and method for treating wastewater
ES2664779B2 (es) * 2017-11-07 2019-03-29 Ecologia Y Gestion Ambiental S L Proceso para el tratamiento de aguas de pozo, de red o superficiales y reactivos utilizados
CN107777821A (zh) * 2017-11-20 2018-03-09 河南师范大学 一种膜过滤中添加co2提高产水回收率的方法及装置
MY206967A (en) 2018-08-22 2025-01-22 Gradiant Corp Liquid solution concentration system comprising isolated subsystem and related methods
CN110194536A (zh) * 2019-06-16 2019-09-03 江苏富淼科技股份有限公司 一种反渗透阻垢动态评估仪及其评估方法
CN110171890B (zh) * 2019-06-19 2024-11-01 湖南大学 移动式盾构泥浆废水循环处理系统及处理方法
WO2021074688A1 (fr) * 2019-10-18 2021-04-22 International Company For Water And Power Projects Systèmes et procédés de dessalement améliorés utilisant du dioxyde de carbone
AU2021383601A1 (en) 2020-11-17 2023-06-08 Gradiant Corporaton Osmotic methods and systems involving energy recovery
JPWO2023140055A1 (fr) * 2022-01-24 2023-07-27

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Also Published As

Publication number Publication date
US20130248445A1 (en) 2013-09-26
WO2012040880A1 (fr) 2012-04-05
US9266762B2 (en) 2016-02-23
MX2013003612A (es) 2013-05-09
EP2621613A1 (fr) 2013-08-07
CA2812225C (fr) 2018-05-29
CA2812225A1 (fr) 2012-04-05
AU2010361595A1 (en) 2013-04-04

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