DE69727114D1 - Methode und Apparat zur Verhinderung von Kesselsteinbildung bei der Produktion von deionisiertem Wasser - Google Patents

Methode und Apparat zur Verhinderung von Kesselsteinbildung bei der Produktion von deionisiertem Wasser

Info

Publication number
DE69727114D1
DE69727114D1 DE69727114T DE69727114T DE69727114D1 DE 69727114 D1 DE69727114 D1 DE 69727114D1 DE 69727114 T DE69727114 T DE 69727114T DE 69727114 T DE69727114 T DE 69727114T DE 69727114 D1 DE69727114 D1 DE 69727114D1
Authority
DE
Germany
Prior art keywords
production
deionized water
scale formation
preventing scale
preventing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69727114T
Other languages
English (en)
Other versions
DE69727114T2 (de
Inventor
Qingquan Su
Syu Nakanishi
Takayuki Saito
Masato Nakatsu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Swing Corp
Original Assignee
Ebara 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 Ebara Corp filed Critical Ebara Corp
Application granted granted Critical
Publication of DE69727114D1 publication Critical patent/DE69727114D1/de
Publication of DE69727114T2 publication Critical patent/DE69727114T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • 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
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/52—Accessories; Auxiliary operation
    • 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
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/4602—Treatment of water, waste water, or sewage by electrochemical methods for prevention or elimination of deposits
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
    • C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
    • C02F1/4695—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis electrodeionisation
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/4604—Treatment of water, waste water, or sewage by electrochemical methods for desalination of seawater or brackish water
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/46115—Electrolytic cell with membranes or diaphragms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69727114T 1996-10-29 1997-10-29 Methode und Apparat zur Verhinderung von Kesselsteinbildung bei der Produktion von deionisiertem Wasser Expired - Lifetime DE69727114T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8302377A JPH10128338A (ja) 1996-10-29 1996-10-29 電気再生式連続脱塩装置のスケール析出防止方法及び装置
JP30237796 1996-10-29

Publications (2)

Publication Number Publication Date
DE69727114D1 true DE69727114D1 (de) 2004-02-12
DE69727114T2 DE69727114T2 (de) 2004-09-30

Family

ID=17908176

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69727114T Expired - Lifetime DE69727114T2 (de) 1996-10-29 1997-10-29 Methode und Apparat zur Verhinderung von Kesselsteinbildung bei der Produktion von deionisiertem Wasser

Country Status (5)

Country Link
US (1) US5837124A (de)
EP (1) EP0839762B1 (de)
JP (1) JPH10128338A (de)
KR (1) KR19980033214A (de)
DE (1) DE69727114T2 (de)

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US6056878A (en) * 1998-08-03 2000-05-02 E-Cell Corporation Method and apparatus for reducing scaling in electrodeionization systems and for improving efficiency thereof
US6149788A (en) * 1998-10-16 2000-11-21 E-Cell Corporation Method and apparatus for preventing scaling in electrodeionization units
EP1106241A1 (de) * 1999-12-10 2001-06-13 Asahi Glass Company Ltd. Elektroregenerierende Vorrichtung zur Produktion von deionisiertem Wasser
EP1129765A1 (de) * 2000-03-02 2001-09-05 Asahi Glass Company Ltd. Verfahren zur Herstellung von deionisiertem Wasser
JP2002096065A (ja) * 2000-09-21 2002-04-02 Takahashi Kinzoku Kk 洗浄水の製造方法及び製造装置並びに洗浄水
JP3794268B2 (ja) * 2001-01-05 2006-07-05 栗田工業株式会社 電気脱イオン装置及びその運転方法
US6607647B2 (en) 2001-04-25 2003-08-19 United States Filter Corporation Electrodeionization apparatus with expanded conductive mesh electrode and method
US6649037B2 (en) 2001-05-29 2003-11-18 United States Filter Corporation Electrodeionization apparatus and method
KR100445641B1 (ko) * 2001-07-18 2004-08-25 서희동 폐액이나 유기성 폐기물의 탈염방법
ITTO20010847A1 (it) * 2001-09-05 2003-03-05 Eltek Spa Apparato domestico con dispositivo elettrochimico di trattamento di un liquido, in particolare per l'addolcimento di acqua, e relativo metod
US7572359B2 (en) 2001-10-15 2009-08-11 Siemens Water Technologies Holding Corp. Apparatus for fluid purification and methods of manufacture and use thereof
JP2004058006A (ja) * 2002-07-31 2004-02-26 First Ocean Kk 電解水製造方法
US8377279B2 (en) 2003-11-13 2013-02-19 Siemens Industry, Inc. Water treatment system and method
US7083733B2 (en) 2003-11-13 2006-08-01 Usfilter Corporation Water treatment system and method
US7862700B2 (en) 2003-11-13 2011-01-04 Siemens Water Technologies Holding Corp. Water treatment system and method
US7563351B2 (en) 2003-11-13 2009-07-21 Siemens Water Technologies Holding Corp. Water treatment system and method
US20050103717A1 (en) 2003-11-13 2005-05-19 United States Filter Corporation Water treatment system and method
US7846340B2 (en) 2003-11-13 2010-12-07 Siemens Water Technologies Corp. Water treatment system and method
TWI232772B (en) * 2003-12-18 2005-05-21 Ind Tech Res Inst Acid-saving electrodialysis apparatus and method
CN101107200A (zh) 2005-01-27 2008-01-16 荷兰联合利华有限公司 水软化装置及方法
US7658828B2 (en) 2005-04-13 2010-02-09 Siemens Water Technologies Holding Corp. Regeneration of adsorption media within electrical purification apparatuses
EP1885655B1 (de) 2005-06-01 2014-12-17 Evoqua Water Technologies LLC Wasseraufbereitung durch intermittierende desinfektion
US8277627B2 (en) 2006-06-13 2012-10-02 Siemens Industry, Inc. Method and system for irrigation
US10213744B2 (en) 2006-06-13 2019-02-26 Evoqua Water Technologies Llc Method and system for water treatment
US10252923B2 (en) 2006-06-13 2019-04-09 Evoqua Water Technologies Llc Method and system for water treatment
US20080067069A1 (en) 2006-06-22 2008-03-20 Siemens Water Technologies Corp. Low scale potential water treatment
US7820024B2 (en) 2006-06-23 2010-10-26 Siemens Water Technologies Corp. Electrically-driven separation apparatus
US7744760B2 (en) 2006-09-20 2010-06-29 Siemens Water Technologies Corp. Method and apparatus for desalination
EP2222899A2 (de) 2007-11-30 2010-09-01 Siemens Water Technologies Corp. Systeme und verfahren zur wasseraufbereitung
EP2348000A1 (de) 2010-01-20 2011-07-27 Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO Verfahren zur Behandlung einer wässrigen Flüssigkeit
US8524062B2 (en) 2010-12-29 2013-09-03 General Electric Company Electrodeionization device and method with improved scaling resistance
JP5731262B2 (ja) * 2011-04-11 2015-06-10 高砂熱学工業株式会社 脱塩処理方法及び脱塩処理システム
US9010361B2 (en) 2011-10-27 2015-04-21 Pentair Residential Filtration, Llc Control valve assembly
US8961770B2 (en) 2011-10-27 2015-02-24 Pentair Residential Filtration, Llc Controller and method of operation of a capacitive deionization system
US8671985B2 (en) 2011-10-27 2014-03-18 Pentair Residential Filtration, Llc Control valve assembly
US9695070B2 (en) 2011-10-27 2017-07-04 Pentair Residential Filtration, Llc Regeneration of a capacitive deionization system
US9637397B2 (en) 2011-10-27 2017-05-02 Pentair Residential Filtration, Llc Ion removal using a capacitive deionization system
US9724645B2 (en) 2012-02-02 2017-08-08 Tangent Company Llc Electrochemically regenerated water deionization
KR102044474B1 (ko) * 2012-09-28 2019-12-02 재단법인 포항산업과학연구원 해수의 농축장치 및 농축방법
CN104418409A (zh) * 2013-08-27 2015-03-18 天津日望环境技术有限公司 强碱性(酸性)电解水生成装置
US20190322552A1 (en) 2016-11-02 2019-10-24 Mitsubishi Electric Corporation Water treatment apparatus and water treatment method
EP3672916A4 (de) 2017-08-21 2021-05-19 Evoqua Water Technologies LLC Behandlung von salzwasser für landwirtschaftliche und trinkwassernutzung
CN109052671B (zh) * 2018-09-03 2022-02-08 深圳市倍鸣洋科技有限公司 一种循环冷却水集垢器

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US4115225A (en) * 1977-07-22 1978-09-19 Ionics, Inc. Electrodialysis cell electrode reversal and anolyte recirculation system
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Also Published As

Publication number Publication date
EP0839762A3 (de) 1998-11-11
DE69727114T2 (de) 2004-09-30
EP0839762A2 (de) 1998-05-06
JPH10128338A (ja) 1998-05-19
US5837124A (en) 1998-11-17
EP0839762B1 (de) 2004-01-07
KR19980033214A (ko) 1998-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: EBARA ENGINEERING SERVICE CO., LTD., TOKIO, JP