EP2212751A4 - Verfahren und mittel zur steuerung einer elektrolysezelle - Google Patents

Verfahren und mittel zur steuerung einer elektrolysezelle

Info

Publication number
EP2212751A4
EP2212751A4 EP08852151A EP08852151A EP2212751A4 EP 2212751 A4 EP2212751 A4 EP 2212751A4 EP 08852151 A EP08852151 A EP 08852151A EP 08852151 A EP08852151 A EP 08852151A EP 2212751 A4 EP2212751 A4 EP 2212751A4
Authority
EP
European Patent Office
Prior art keywords
controlling
electrolytic cell
electrolytic
cell
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.)
Granted
Application number
EP08852151A
Other languages
English (en)
French (fr)
Other versions
EP2212751A1 (de
EP2212751B1 (de
Inventor
Steinar Kolaas
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.)
Norsk Hydro ASA
Original Assignee
Norsk Hydro ASA
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 Norsk Hydro ASA filed Critical Norsk Hydro ASA
Publication of EP2212751A1 publication Critical patent/EP2212751A1/de
Publication of EP2212751A4 publication Critical patent/EP2212751A4/de
Application granted granted Critical
Publication of EP2212751B1 publication Critical patent/EP2212751B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/20—Automatic control or regulation of cells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Feedback Control In General (AREA)
EP08852151.3A 2007-11-19 2008-11-12 Verfahren und mittel zur steuerung einer elektrolysezelle Active EP2212751B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20075933A NO328080B1 (no) 2007-11-19 2007-11-19 Fremgangsmate og anordning for styring av en elektrolysecelle
PCT/NO2008/000402 WO2009067019A1 (en) 2007-11-19 2008-11-12 Method and means for controlling an electrolysis cell

Publications (3)

Publication Number Publication Date
EP2212751A1 EP2212751A1 (de) 2010-08-04
EP2212751A4 true EP2212751A4 (de) 2013-01-23
EP2212751B1 EP2212751B1 (de) 2018-07-04

Family

ID=40667707

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08852151.3A Active EP2212751B1 (de) 2007-11-19 2008-11-12 Verfahren und mittel zur steuerung einer elektrolysezelle

Country Status (11)

Country Link
EP (1) EP2212751B1 (de)
CN (1) CN101868765B (de)
AR (1) AR069355A1 (de)
AU (1) AU2008326931B2 (de)
BR (1) BRPI0820426A2 (de)
CA (1) CA2704551C (de)
EA (1) EA018248B1 (de)
NO (1) NO328080B1 (de)
NZ (1) NZ585470A (de)
WO (1) WO2009067019A1 (de)
ZA (1) ZA201003134B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1401233B1 (it) * 2010-07-14 2013-07-12 Danieli Automation Spa Dispositivo per la rilevazione di livello in una attrezzatura di colata e relativo procedimento di rilevazione.
US9121104B2 (en) * 2011-01-31 2015-09-01 Alcoa Inc. Systems and methods for determining alumina properties
US20130024179A1 (en) * 2011-07-22 2013-01-24 General Electric Company Model-based approach for personalized equipment degradation forecasting
GB201602613D0 (en) * 2016-02-15 2016-03-30 Dubai Aluminium Pjsc And Newsouth Innovations Pty Ltd Method for estimating dynamic state variables in an electrolytic cell suitable for the Hall-Héroult electrolysis process
KR102492794B1 (ko) * 2016-08-12 2023-01-27 보스톤 일렉트로메탈러지칼 코포레이션 야금 용기의 무-누설 전류 수집기 어셈블리지 및 제조 방법
US9996074B2 (en) 2016-09-21 2018-06-12 International Business Machines Corporation System and predictive modeling method for smelting process control based on multi-source information with heterogeneous relatedness
NO20181482A1 (en) 2018-11-20 2020-05-21 Norsk Hydro As Method and system for controlling suction of off-gases from electrolysis cells
WO2020190271A1 (en) * 2019-03-16 2020-09-24 General Electric Company System and method for controlling of smelting pot line
CN112239873B (zh) * 2019-07-19 2021-10-01 郑州轻冶科技股份有限公司 一种铝电解工艺参数优化方法以及铝电解槽组
CN114123238B (zh) * 2021-11-12 2023-09-22 国网江苏省电力有限公司营销服务中心 一种电解铝负荷参与电力系统调频的卡尔曼滤波控制方法
EP4198655A1 (de) * 2021-12-16 2023-06-21 Abb Schweiz Ag Erstellung oder verbesserung eines simulationsmodells einer elektrolyseuranlage
CN115558961B (zh) * 2022-10-13 2026-03-17 中国科学院深圳先进技术研究院 一种控制氟化铝添加量的方法及装置
DE102024114720A1 (de) 2024-05-24 2025-11-27 Rolls-Royce Solutions GmbH Verfahren zum Betreiben einer Leistungsvorrichtung, Computerprogramm sowie Steuervorrichtung zur Durchführung eines solchen Verfahrens und Leistungsanordnung mit einer solchen Steuervorrichtung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997009468A1 (en) * 1995-09-01 1997-03-13 Auckland Uniservices Limited Measurement of alumina in reduction pots
US6033550A (en) * 1996-06-17 2000-03-07 Aluminium Pechiney Process for controlling the alumina content of the bath in electrolysis cells for aluminum production
US6609119B1 (en) * 1997-03-14 2003-08-19 Dubai Aluminium Company Limited Intelligent process control using predictive and pattern recognition techniques
US20070225835A1 (en) * 2006-03-23 2007-09-27 Yucai Zhu Computer method and apparatus for adaptive model predictive control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO166821C (no) 1985-02-21 1991-09-04 Aardal & Sunndal Verk As Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.
US4814050A (en) 1986-10-06 1989-03-21 Aluminum Company Of America Estimation and control of alumina concentration in hall cells
US6757579B1 (en) 2001-09-13 2004-06-29 Advanced Micro Devices, Inc. Kalman filter state estimation for a manufacturing system
US7272454B2 (en) * 2003-06-05 2007-09-18 Fisher-Rosemount Systems, Inc. Multiple-input/multiple-output control blocks with non-linear predictive capabilities

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997009468A1 (en) * 1995-09-01 1997-03-13 Auckland Uniservices Limited Measurement of alumina in reduction pots
US6033550A (en) * 1996-06-17 2000-03-07 Aluminium Pechiney Process for controlling the alumina content of the bath in electrolysis cells for aluminum production
US6609119B1 (en) * 1997-03-14 2003-08-19 Dubai Aluminium Company Limited Intelligent process control using predictive and pattern recognition techniques
US20070225835A1 (en) * 2006-03-23 2007-09-27 Yucai Zhu Computer method and apparatus for adaptive model predictive control

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009067019A1 *

Also Published As

Publication number Publication date
EA018248B1 (ru) 2013-06-28
NO328080B1 (no) 2009-11-30
AU2008326931B2 (en) 2013-01-10
AU2008326931A1 (en) 2009-05-28
CN101868765B (zh) 2014-07-09
WO2009067019A1 (en) 2009-05-28
EP2212751A1 (de) 2010-08-04
CN101868765A (zh) 2010-10-20
EP2212751B1 (de) 2018-07-04
NZ585470A (en) 2012-05-25
NO20075933L (no) 2009-05-20
CA2704551C (en) 2016-08-23
BRPI0820426A2 (pt) 2015-05-19
EA201000833A1 (ru) 2010-12-30
AR069355A1 (es) 2010-01-13
CA2704551A1 (en) 2009-05-28
ZA201003134B (en) 2011-04-28

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