EA018248B1 - Способ и средство управления электролизером - Google Patents

Способ и средство управления электролизером Download PDF

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Publication number
EA018248B1
EA018248B1 EA201000833A EA201000833A EA018248B1 EA 018248 B1 EA018248 B1 EA 018248B1 EA 201000833 A EA201000833 A EA 201000833A EA 201000833 A EA201000833 A EA 201000833A EA 018248 B1 EA018248 B1 EA 018248B1
Authority
EA
Eurasian Patent Office
Prior art keywords
variables
future
values
input data
control
Prior art date
Application number
EA201000833A
Other languages
English (en)
Russian (ru)
Other versions
EA201000833A1 (ru
Inventor
Стейнар Колас
Original Assignee
Норск Хюдро Аса
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 Норск Хюдро Аса filed Critical Норск Хюдро Аса
Publication of EA201000833A1 publication Critical patent/EA201000833A1/ru
Publication of EA018248B1 publication Critical patent/EA018248B1/ru

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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)
EA201000833A 2007-11-19 2008-11-12 Способ и средство управления электролизером EA018248B1 (ru)

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 (2)

Publication Number Publication Date
EA201000833A1 EA201000833A1 (ru) 2010-12-30
EA018248B1 true EA018248B1 (ru) 2013-06-28

Family

ID=40667707

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201000833A EA018248B1 (ru) 2007-11-19 2008-11-12 Способ и средство управления электролизером

Country Status (11)

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

Families Citing this family (11)

* 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
CA3033192C (en) * 2016-08-12 2023-06-06 Boston Electrometallurgical Corporation Leak free current collector assemblage for metallurgical vessel and methods of manufacture
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 (en) * 2021-12-16 2023-06-21 Abb Schweiz Ag Establishing or improving a simulation model of an electrolyzer plant

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

Also Published As

Publication number Publication date
EP2212751A4 (en) 2013-01-23
CN101868765A (zh) 2010-10-20
AR069355A1 (es) 2010-01-13
WO2009067019A1 (en) 2009-05-28
CN101868765B (zh) 2014-07-09
NZ585470A (en) 2012-05-25
AU2008326931A1 (en) 2009-05-28
EA201000833A1 (ru) 2010-12-30
NO328080B1 (no) 2009-11-30
BRPI0820426A2 (pt) 2015-05-19
NO20075933L (no) 2009-05-20
ZA201003134B (en) 2011-04-28
CA2704551C (en) 2016-08-23
CA2704551A1 (en) 2009-05-28
EP2212751B1 (en) 2018-07-04
EP2212751A1 (en) 2010-08-04
AU2008326931B2 (en) 2013-01-10

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