NO981303D0 - Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium - Google Patents

Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium

Info

Publication number
NO981303D0
NO981303D0 NO981303A NO981303A NO981303D0 NO 981303 D0 NO981303 D0 NO 981303D0 NO 981303 A NO981303 A NO 981303A NO 981303 A NO981303 A NO 981303A NO 981303 D0 NO981303 D0 NO 981303D0
Authority
NO
Norway
Prior art keywords
aluminum
electrolysis cells
controlling
oxide supply
aluminum oxide
Prior art date
Application number
NO981303A
Other languages
English (en)
Other versions
NO981303L (no
NO311623B1 (no
Inventor
Asbjoern Sigurd Larsen
Original Assignee
Norsk Hydro As
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 As filed Critical Norsk Hydro As
Priority to NO19981303A priority Critical patent/NO311623B1/no
Publication of NO981303D0 publication Critical patent/NO981303D0/no
Priority to CA002266279A priority patent/CA2266279A1/en
Priority to US09/274,908 priority patent/US6126809A/en
Publication of NO981303L publication Critical patent/NO981303L/no
Publication of NO311623B1 publication Critical patent/NO311623B1/no

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)
NO19981303A 1998-03-23 1998-03-23 Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium NO311623B1 (no)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO19981303A NO311623B1 (no) 1998-03-23 1998-03-23 Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium
CA002266279A CA2266279A1 (en) 1998-03-23 1999-03-22 A method for controlling the feed of alumina to electrolysis cells for production of aluminium
US09/274,908 US6126809A (en) 1998-03-23 1999-03-23 Method for controlling the feed of alumina to electrolysis cells for production of aluminum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO19981303A NO311623B1 (no) 1998-03-23 1998-03-23 Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium

Publications (3)

Publication Number Publication Date
NO981303D0 true NO981303D0 (no) 1998-03-23
NO981303L NO981303L (no) 1999-09-24
NO311623B1 NO311623B1 (no) 2001-12-17

Family

ID=19901838

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19981303A NO311623B1 (no) 1998-03-23 1998-03-23 Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium

Country Status (3)

Country Link
US (1) US6126809A (no)
CA (1) CA2266279A1 (no)
NO (1) NO311623B1 (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2830875B1 (fr) * 2001-10-15 2004-05-28 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse pour la production d'aluminium
US7036097B1 (en) 2004-11-30 2006-04-25 Alcan International Limited Method for designing a cascade of digital filters for use in controling an electrolysis cell
EP2135975A1 (en) * 2008-06-16 2009-12-23 Alcan International Limited Method of producing aluminium in an electrolysis cell
CN101643920B (zh) * 2009-09-10 2011-02-09 中国铝业股份有限公司 铝电解槽氧化铝浓度的控制方法
CN102230192B (zh) * 2011-06-20 2013-03-20 东北大学 一种铝电解槽内电解质中氧化铝浓度信号的在线辨识方法
CN102965692B (zh) * 2012-11-16 2015-04-29 中国铝业股份有限公司 一种铝电解槽自动兑料控制装置
CN103114309A (zh) * 2013-02-25 2013-05-22 重庆大学 电解槽自适应控制方法
CN106460210B (zh) * 2014-06-19 2019-01-11 俄铝工程技术中心有限责任公司 用于控制向用于生产铝的电解池进料铝的方法
CN105755505B (zh) * 2016-03-09 2018-11-20 新疆大学 一种阳极效应熄灭剂
FR3065969B1 (fr) * 2017-05-03 2019-07-19 Laurent Michard Procede de pilotage d'une cuve d'electrolyse de l'aluminium

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660256A (en) * 1967-12-07 1972-05-02 Gen Electric Method and apparatus for aluminum potline control
US3712857A (en) * 1968-05-20 1973-01-23 Reynolds Metals Co Method for controlling a reduction cell
US3622475A (en) * 1968-08-21 1971-11-23 Reynolds Metals Co Reduction cell control system
US4035251A (en) * 1968-08-21 1977-07-12 Reynolds Metals Company Method and apparatus for reduction cell control
JPS5810996B2 (ja) * 1979-05-02 1983-02-28 三井アルミニウム工業株式会社 アルミニウム電解槽に対するアルミナ供給の制御方法
FR2487386A1 (fr) * 1980-07-23 1982-01-29 Pechiney Aluminium Procede et appareillage pour reguler de facon precise la cadence d'introduction et la teneur en alumine d'une cuve d'electrolyse ignee, et application a la production d'aluminium
US4425201A (en) * 1982-01-27 1984-01-10 Reynolds Metals Company Method for improved alumina control in aluminum electrolytic cells
DE3565864D1 (en) * 1985-03-18 1988-12-01 Alcan Int Ltd Controlling aluminium reduction cell operation
FR2581660B1 (fr) * 1985-05-07 1987-06-05 Pechiney Aluminium Procede de regulation precise d'une faible teneur en alumine dans une cuve d'electrolyse ignee pour la production d'aluminium
US4654130A (en) * 1986-05-15 1987-03-31 Reynolds Metals Company Method for improved alumina control in aluminum electrolytic cells employing point feeders
NZ232580A (en) * 1989-02-24 1992-12-23 Comalco Alu Aluminium smelting process control
DE4443225C2 (de) * 1994-12-05 2000-08-24 Hamburger Aluminium Werk Gmbh Verfahren zum Regeln der Al¶2¶O¶3¶-Konzentration bei der Erzeugung von Aluminium
FR2749858B1 (fr) * 1996-06-17 1998-07-24 Pechiney Aluminium Procede de regulation de la teneur en alumine du bain des cuves d'electrolyse pour la production d'aluminium
RU2106435C1 (ru) * 1996-11-06 1998-03-10 Акционерное общество открытого типа "Всероссийский алюминиево-магниевый институт" Способ управления алюминиевым электролизером

Also Published As

Publication number Publication date
NO981303L (no) 1999-09-24
US6126809A (en) 2000-10-03
CA2266279A1 (en) 1999-09-23
NO311623B1 (no) 2001-12-17

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