EA202091657A1 - Регулирование состава технологического потока для повышения производительности электролизера - Google Patents

Регулирование состава технологического потока для повышения производительности электролизера

Info

Publication number
EA202091657A1
EA202091657A1 EA202091657A EA202091657A EA202091657A1 EA 202091657 A1 EA202091657 A1 EA 202091657A1 EA 202091657 A EA202091657 A EA 202091657A EA 202091657 A EA202091657 A EA 202091657A EA 202091657 A1 EA202091657 A1 EA 202091657A1
Authority
EA
Eurasian Patent Office
Prior art keywords
regulation
electrolyser
performance
increase
process flow
Prior art date
Application number
EA202091657A
Other languages
English (en)
Inventor
Джошуа Гриффис
Саймон П. Дьюкс
Ли-Шиан Лян
Даррен Дэйл
Майкл Дж. Шо
Пол Беддоус
Джордж И. Гу
Original Assignee
Эвокуа Уотер Текнолоджиз Ллк
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 Эвокуа Уотер Текнолоджиз Ллк filed Critical Эвокуа Уотер Текнолоджиз Ллк
Publication of EA202091657A1 publication Critical patent/EA202091657A1/ru

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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • C02F1/4674—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation with halogen or compound of halogens, e.g. chlorine, bromine
    • 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
    • B01D61/42—Electrodialysis; Electro-osmosis ; Electro-ultrafiltration; Membrane capacitive deionization
    • B01D61/44—Ion-selective electrodialysis
    • B01D61/445—Ion-selective electrodialysis with bipolar membranes; Water splitting
    • 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
    • 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
    • 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
    • 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
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • 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
    • B01D2311/26—Further operations combined with membrane separation processes
    • B01D2311/2684—Electrochemical processes
    • 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
    • C02F2201/4618—Supplying or removing reactants or electrolyte
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/50—Fuel cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Nanotechnology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

Система электрохлорирования включает электролизер, выполненный с возможностью гидравлического соединения с источником подаваемой текучей среды и отверстием для выпуска получаемой текучей среды и размещения между ними, и подсистему, сконструированную с возможностью выполнения одной из следующих операций: повышения pH подаваемой текучей среды или повышения отношения содержания одновалентных ионов к содержанию двухвалентных ионов в подаваемой текучей среде, расположенную выше по потоку относительно электролизера.
EA202091657A 2018-02-27 2019-02-27 Регулирование состава технологического потока для повышения производительности электролизера EA202091657A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862635731P 2018-02-27 2018-02-27
PCT/US2019/019796 WO2019168955A1 (en) 2018-02-27 2019-02-27 Regulation of process stream composition for improved electrolyzer performance

Publications (1)

Publication Number Publication Date
EA202091657A1 true EA202091657A1 (ru) 2021-01-14

Family

ID=67805513

Family Applications (1)

Application Number Title Priority Date Filing Date
EA202091657A EA202091657A1 (ru) 2018-02-27 2019-02-27 Регулирование состава технологического потока для повышения производительности электролизера

Country Status (9)

Country Link
EP (1) EP3758834A4 (ru)
JP (1) JP7449865B2 (ru)
KR (1) KR20200127012A (ru)
CN (1) CN111818988B (ru)
AU (1) AU2019229250A1 (ru)
CA (1) CA3091043A1 (ru)
EA (1) EA202091657A1 (ru)
SG (1) SG11202007723UA (ru)
WO (1) WO2019168955A1 (ru)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TR2022013104A2 (tr) * 2022-08-19 2022-09-21 Tuerkiye Bilimsel Veteknolojik Arastirma Kurumu Rodyumun zengi̇nleşti̇ri̇lmesi̇ ve geri̇ kazanimi i̇çi̇n membran ve katodi̇k i̇ndi̇rgeme hi̇bri̇t si̇stemi̇

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JPH07148420A (ja) * 1993-11-30 1995-06-13 Tokuyama Corp 酸及びアルカリの回収方法
CA2227398A1 (en) * 1997-01-23 1998-07-23 K.N. Mani Apparatus and process for electrodialysis of salts
JP3553775B2 (ja) * 1997-10-16 2004-08-11 ペルメレック電極株式会社 ガス拡散電極を使用する電解槽
WO2007132477A1 (en) * 2006-05-11 2007-11-22 Raman Ahilan A pretreatment process for the saline water feeds of desalination plants
US10252923B2 (en) 2006-06-13 2019-04-09 Evoqua Water Technologies Llc Method and system for water treatment
US7744760B2 (en) * 2006-09-20 2010-06-29 Siemens Water Technologies Corp. Method and apparatus for desalination
US20080277341A1 (en) * 2007-05-10 2008-11-13 Nai-Jen Huang Method for Making Reverse Osmosis Permeate Water and Mineral Water From Deep Seawater
EP2190560A4 (en) * 2007-09-21 2013-01-09 Siemens Industry Inc A NETHERERGETIC SYSTEM AND METHOD FOR THE DESALINATION OF SEAWATER
RU2403301C1 (ru) * 2009-04-24 2010-11-10 Государственное образовательное учреждение высшего профессионального образования Читинский государственный университет (ЧитГУ) Способ активационного выщелачивания металлов из руд и концентратов
BR112015003450A2 (pt) * 2011-08-17 2017-07-04 Raman Ahilan processo para produzir salmoura de cloreto de sódio, sistema para produzir salmoura de cloreto de sódio, processo para produzir hidróxido de sódio, sistema para produzir hidróxido de sódio e processo para a produção comercial de carbonato de sódio
JP5873771B2 (ja) * 2012-07-06 2016-03-01 水ｉｎｇ株式会社 有機性廃水の処理方法及び処理装置
SG11201606690VA (en) * 2012-08-16 2016-10-28 Ahilan Raman Process and system for producing sodium chloride brine
US20140227151A1 (en) 2013-02-14 2014-08-14 Board Of Regents, The University Of Texas System Recovery and purification of monovalent salt contaminated with divalent salt
US20140290484A1 (en) * 2013-03-27 2014-10-02 Cameron Solutions, Inc. System and Method For Treating A Saline Feed Stream To An Electro-Chlorination Unit
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Also Published As

Publication number Publication date
CN111818988A (zh) 2020-10-23
EP3758834A4 (en) 2022-03-09
AU2019229250A1 (en) 2020-09-03
WO2019168955A1 (en) 2019-09-06
CA3091043A1 (en) 2019-09-06
JP7449865B2 (ja) 2024-03-14
SG11202007723UA (en) 2020-09-29
CN111818988B (zh) 2023-01-03
KR20200127012A (ko) 2020-11-09
JP2021515096A (ja) 2021-06-17
EP3758834A1 (en) 2021-01-06

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