SG11201907559WA - Implementation of feedback control for improved electrochemical system design - Google Patents
Implementation of feedback control for improved electrochemical system designInfo
- Publication number
- SG11201907559WA SG11201907559WA SG11201907559WA SG11201907559WA SG11201907559WA SG 11201907559W A SG11201907559W A SG 11201907559WA SG 11201907559W A SG11201907559W A SG 11201907559WA SG 11201907559W A SG11201907559W A SG 11201907559WA SG 11201907559W A SG11201907559W A SG 11201907559WA
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- SG
- Singapore
- Prior art keywords
- international
- electrochemical cell
- march
- anode
- cathode
- Prior art date
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- 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
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
- C25B9/23—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
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- C—CHEMISTRY; METALLURGY
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- 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
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- 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
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- C25B1/00—Electrolytic production of inorganic compounds or non-metals
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- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
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- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
- H01M8/0656—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants by electrochemical means
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- C02F2103/08—Seawater, e.g. for desalination
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- C—CHEMISTRY; METALLURGY
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- 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
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- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
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- 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
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
- C02F2201/4613—Inversing polarity
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- 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
- C02F2201/4612—Controlling or monitoring
- C02F2201/46125—Electrical variables
- C02F2201/46135—Voltage
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- 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
- C02F2201/4612—Controlling or monitoring
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- C02F2201/4614—Current
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- 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
- C02F2201/4612—Controlling or monitoring
- C02F2201/46145—Fluid flow
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- 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
- C02F2201/4616—Power supply
- C02F2201/46175—Electrical pulses
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- 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
- C02F2201/46185—Recycling the cathodic or anodic feed
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- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C02F2209/04—Oxidation reduction potential [ORP]
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- C02F2209/06—Controlling or monitoring parameters in water treatment pH
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- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/23—O3
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- 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
- C02F2209/30—H2
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- 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
- C02F2209/40—Liquid flow rate
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- 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
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- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
- C25B15/023—Measuring, analysing or testing during electrolytic production
- C25B15/025—Measuring, analysing or testing during electrolytic production of electrolyte parameters
- C25B15/029—Concentration
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- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
- C25B15/023—Measuring, analysing or testing during electrolytic production
- C25B15/025—Measuring, analysing or testing during electrolytic production of electrolyte parameters
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- 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
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- 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
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- Y02A20/124—Water desalination
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- Y02A20/144—Wave energy
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- 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
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- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- 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
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- 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
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- Electrochemistry (AREA)
- Organic Chemistry (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Hydrology & Water Resources (AREA)
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- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
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Abstract
Flowof product solution to storage or point of use 7 -800 805 1000 J -1015J -820 910 815 810--, 1010 900 1000 1100 905 Flow of aqueous solution from source FIG. 5 825 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 13 September 2018 (13.09.2018) WIP0 I PCT IiiimmoimiolollmonolomommuomolommovoimIE (10) International Publication Number WO 2018/165127 Al (51) International Patent Classification: H01M 12/00 (2006.01) HO1M 12/02 (2006.01) (21) International Application Number: PCT/US2018/021103 (22) International Filing Date: 06 March 2018 (06.03.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 62/467,518 06 March 2017 (06.03.2017) US 62/468,544 08 March 2017 (08.03.2017) US 62/469,224 09 March 2017 (09.03.2017) US (71) Applicant: EVOQUA WATER TECHNOLOGIES LLC [US/US]; 210 Sixth Avenue, Suite 3300, Pittsburgh, Penn- sylvania 01851 (US). (72) Inventors: DUKES, Simon Paul; 10 Wiggin Street, Chelmsford, Massachusetts 01824 (US). GU, George Y.; 4 Mulberry Circle, Andover, Massachusetts 01810 (US). GRIFFIS, Joshua; 20 Whitney Drive, Ashburnham, Mass- achusetts 01430 (US). SHAW, Michael J.; 6 Pingree Hill Road, Deny, New Hampshire 03038 (US). (74) Agent: WILKINS, Frederick C.; 10 Technology Drive, Lowell, Massachusetts 01851 (US). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, (54) Title: IMPLEMENTATION OF FEEDBACK CONTROL FOR IMPROVED ELECTROCHEMICAL SYSTEM DESIGN (57) : A method of operating an electrochemical cell including introducing an aqueous solution into the electrochemical cell, applying a current across an anode and a cathode to produce a product, monitoring the voltage, dissolved hydrogen, or a condition of the aqueous solution, and reversing polarity of the anode and the cathode responsive to one of the measured parameters is disclosed. An electrochemical system including an electrochemical cell including an anode and a cathode, a source of an aqueous solution having an outlet fluidly connectable to the electrochemical cell, a sensor for measuring a parameter, and a controller configured to cause the anode and the cathode to reverse polarity responsive to the parameter measurement is disclosed. Methods of suppressing accumulation of hydrogen gas within the electrochemical cell are also disclosed. Methods of facilitating operation of an electrochemical cell are also disclosed. [Continued on next page] WO 2018/165127 Al MIDEDIMOMMIDIREIDIDEMIMII11111111011111111111111111111111 MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Published: — with international search report (Art. 21(3))
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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US201762467518P | 2017-03-06 | 2017-03-06 | |
US201762468544P | 2017-03-08 | 2017-03-08 | |
US201762469224P | 2017-03-09 | 2017-03-09 | |
PCT/US2018/021103 WO2018165127A1 (en) | 2017-03-06 | 2018-03-06 | Implementation of feedback control for improved electrochemical system design |
Publications (1)
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SG11201907559WA true SG11201907559WA (en) | 2019-09-27 |
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ID=63447906
Family Applications (6)
Application Number | Title | Priority Date | Filing Date |
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SG11201907475YA SG11201907475YA (en) | 2017-03-06 | 2018-03-06 | Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation |
SG11201907559WA SG11201907559WA (en) | 2017-03-06 | 2018-03-06 | Implementation of feedback control for improved electrochemical system design |
SG10202109750R SG10202109750RA (en) | 2017-03-06 | 2018-03-06 | Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation |
SG11201907477VA SG11201907477VA (en) | 2017-03-06 | 2018-03-06 | Half-cell electrochemical configurations for self-cleaning electrochlorination devices |
SG10202109751U SG10202109751UA (en) | 2017-03-06 | 2018-03-06 | Half-cell electrochemical configurations for self-cleaning electrochlorination devices |
SG10202109754T SG10202109754TA (en) | 2017-03-06 | 2018-03-06 | Implementation of feedback control for improved electrochemical system design |
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SG11201907475YA SG11201907475YA (en) | 2017-03-06 | 2018-03-06 | Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation |
Family Applications After (4)
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SG10202109750R SG10202109750RA (en) | 2017-03-06 | 2018-03-06 | Pulsed power supply for sustainable redox agent supply for hydrogen abatement during electrochemical hypochlorite generation |
SG11201907477VA SG11201907477VA (en) | 2017-03-06 | 2018-03-06 | Half-cell electrochemical configurations for self-cleaning electrochlorination devices |
SG10202109751U SG10202109751UA (en) | 2017-03-06 | 2018-03-06 | Half-cell electrochemical configurations for self-cleaning electrochlorination devices |
SG10202109754T SG10202109754TA (en) | 2017-03-06 | 2018-03-06 | Implementation of feedback control for improved electrochemical system design |
Country Status (9)
Country | Link |
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US (5) | US11802063B2 (en) |
EP (3) | EP3592882A4 (en) |
JP (3) | JP7137574B2 (en) |
KR (3) | KR102578933B1 (en) |
CN (3) | CN110366608B (en) |
AU (3) | AU2018231010B2 (en) |
CA (3) | CA3053501A1 (en) |
SG (6) | SG11201907475YA (en) |
WO (3) | WO2018165127A1 (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102578933B1 (en) * | 2017-03-06 | 2023-09-14 | 에보쿠아 워터 테크놀로지스 엘엘씨 | Pulse power supply for sustainable redox material supply for hydrogen reduction during electrochemical hypochlorite generation |
IT201800006544A1 (en) * | 2018-06-21 | 2019-12-21 | ANODE FOR ELECTROLYTIC EVOLUTION OF CHLORINE | |
WO2020075202A1 (en) * | 2018-10-09 | 2020-04-16 | Atmonia Ehf. | Electrochemical reactions with cyclic varied potential |
DE102018009448A1 (en) * | 2018-12-04 | 2020-06-04 | Heinz Günther Römer | Immersion electrolytic cell |
US11491443B2 (en) * | 2019-04-04 | 2022-11-08 | Hamilton Sundstrand Corporation | Process water gas management of electrochemical inert gas generating system |
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