SK278294B6 - Accurate regulation method of introducing speed and content of aluminium oxide in electrolyzer - Google Patents

Accurate regulation method of introducing speed and content of aluminium oxide in electrolyzer Download PDF

Info

Publication number
SK278294B6
SK278294B6 SK5450-81A SK545081A SK278294B6 SK 278294 B6 SK278294 B6 SK 278294B6 SK 545081 A SK545081 A SK 545081A SK 278294 B6 SK278294 B6 SK 278294B6
Authority
SK
Slovakia
Prior art keywords
alumina
rhythm
value
internal resistance
bath
Prior art date
Application number
SK5450-81A
Other languages
English (en)
Slovak (sk)
Other versions
SK545081A3 (en
Inventor
Paul Bonny
Jean-Louis Gerphagon
Pierre Homsi
Maurice Keinborg
Gerard Laboure
Bernard Langon
Original Assignee
Paul Bonny
Jean-Louis Gerphagon
Pierre Homsi
Maurice Keinborg
Gerard Laboure
Bernard Langon
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 Paul Bonny, Jean-Louis Gerphagon, Pierre Homsi, Maurice Keinborg, Gerard Laboure, Bernard Langon filed Critical Paul Bonny
Publication of SK545081A3 publication Critical patent/SK545081A3/sk
Publication of SK278294B6 publication Critical patent/SK278294B6/sk

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
    • 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
    • C25C3/14—Devices for feeding or crust breaking
    • 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)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Duct Arrangements (AREA)
  • Paper (AREA)
  • Ceramic Products (AREA)
  • Insulators (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Liquid Crystal Substances (AREA)
SK5450-81A 1980-07-23 1981-07-16 Accurate regulation method of introducing speed and content of aluminium oxide in electrolyzer SK278294B6 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8016406A FR2487386A1 (fr) 1980-07-23 1980-07-23 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

Publications (2)

Publication Number Publication Date
SK545081A3 SK545081A3 (en) 1996-09-04
SK278294B6 true SK278294B6 (en) 1996-09-04

Family

ID=9244521

Family Applications (1)

Application Number Title Priority Date Filing Date
SK5450-81A SK278294B6 (en) 1980-07-23 1981-07-16 Accurate regulation method of introducing speed and content of aluminium oxide in electrolyzer

Country Status (22)

Country Link
US (1) US4431491A (hu)
EP (1) EP0044794B1 (hu)
JP (1) JPS6037197B2 (hu)
KR (1) KR850001767B1 (hu)
AT (1) ATE10514T1 (hu)
AU (1) AU549056B2 (hu)
BR (1) BR8104735A (hu)
CA (1) CA1157803A (hu)
DE (1) DE3167452D1 (hu)
ES (2) ES504180A0 (hu)
FR (1) FR2487386A1 (hu)
GB (1) GB2080830B (hu)
GR (1) GR74283B (hu)
HU (1) HU187339B (hu)
IN (1) IN154431B (hu)
NO (1) NO157906C (hu)
NZ (1) NZ197748A (hu)
OA (1) OA06862A (hu)
PL (1) PL134831B1 (hu)
RO (1) RO82685B (hu)
SK (1) SK278294B6 (hu)
YU (1) YU44417B (hu)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2527647A1 (fr) * 1982-05-27 1983-12-02 Pechiney Aluminium Dispositif amovible d'alimentation ponctuelle en alumine d'une cuve d'electrolyse pour la production d'aluminium
DE3305236C2 (de) * 1983-02-10 1985-11-21 Schweizerische Aluminium Ag, Chippis Vorrichtung zur Steuerung einer Einschlagvorrichtung einer Schmelzflußelektrolysezelle und Verfahren zum Betreiben der Vorrichtung
NO166821C (no) * 1985-02-21 1991-09-04 Aardal & Sunndal Verk As Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.
EP0195142B1 (en) * 1985-03-18 1988-09-07 Alcan International Limited Controlling alf 3 addition to al reduction cell electrolyte
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
FR2605410B1 (fr) * 1986-10-17 1988-11-25 Pechiney Aluminium Procede et dispositif de mesure electrochimique de la concentration en ions oxyde dans un bain a base d'halogenures fondus
US4752362A (en) * 1987-01-27 1988-06-21 Aluminum Company Of America Detecting and estimating shorting phenomena in hall cells and control of cell anodes in response thereto
EP0386899B1 (en) * 1989-02-24 1996-01-31 Comalco Aluminium, Ltd. Process for controlling aluminium smelting cells
AU645567B2 (en) * 1990-10-05 1994-01-20 Portland Smelter Services Pty. Ltd. Apparatus for controlled supply of alumina
CA2126181A1 (en) * 1992-07-14 1994-01-20 James P. Kissane Alumina supply apparatus for electrolytic smelter
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
CA2230882C (en) 1997-03-14 2004-08-17 Dubai Aluminium Company Limited Intelligent control of aluminium reduction cells using predictive and pattern recognition techniques
NO311623B1 (no) * 1998-03-23 2001-12-17 Norsk Hydro As Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium
RU2189403C2 (ru) * 2000-12-05 2002-09-20 Закрытое акционерное общество "ТоксСофт" Способ управления электролизерами для получения алюминия и устройство для его осуществления
FR2821364B1 (fr) * 2001-02-28 2004-04-09 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse
AUPR443901A0 (en) * 2001-04-10 2001-05-17 Bhp Innovation Pty Ltd Method for reduction of metal oxides to pure metals
US6837982B2 (en) 2002-01-25 2005-01-04 Northwest Aluminum Technologies Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell
RU2255149C1 (ru) * 2004-05-05 2005-06-27 Общество с ограниченной ответственностью "Инженерно-технологический центр" Способ управления алюминиевым электролизером при изменении скорости растворения глинозема
EP2135975A1 (en) 2008-06-16 2009-12-23 Alcan International Limited Method of producing aluminium in an electrolysis cell
US7915550B2 (en) * 2008-06-17 2011-03-29 Mac Valves, Inc. Pneumatic system electrical contact device
US8367953B2 (en) * 2008-06-17 2013-02-05 Mac Valves, Inc. Pneumatic system electrical contact device
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
US9719180B2 (en) * 2013-12-17 2017-08-01 Control Automation, Llc Dose meter for crust punch and alumina dispenser
AU2014398280A1 (en) * 2014-06-19 2017-01-12 Obshchestvo S Ogranichennoy Otvetstvennost'yu "Obedinennaya Kompania Rusal Inzhenerno-Tekhnologicheskiy Tsentr" Method for controlling feeding of alumina into electrolyzer during aluminum production
EP3266904B1 (de) 2016-07-05 2021-03-24 TRIMET Aluminium SE Schmelzflusselektrolyseanlage und regelungsverfahren zu deren betrieb
FR3065969B1 (fr) 2017-05-03 2019-07-19 Laurent Michard Procede de pilotage d'une cuve d'electrolyse de l'aluminium
CN109554728B (zh) * 2018-12-27 2021-04-27 中国神华能源股份有限公司 氧化铝电解控制方法、存储介质及电子设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3371026A (en) * 1964-02-04 1968-02-27 Reynolds Metals Co Electrolytic reduction cell with crustbreaking and ore feeding means
FR1457746A (fr) * 1964-09-29 1966-01-24 Reynolds Metals Co Perfectionnements apportés aux moyens de commande pour cuves de réduction
US3660256A (en) * 1967-12-07 1972-05-02 Gen Electric Method and apparatus for aluminum potline control
US3616316A (en) * 1968-01-19 1971-10-26 Reynolds Metals Co Reduction cell control system
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
US3847761A (en) * 1972-04-06 1974-11-12 Aluminum Co Of America Bath control
JPS548109A (en) * 1977-06-22 1979-01-22 Mitsubishi Keikinzoku Kogyo Controlling method of feeding alumina into aluminum electrolytic bath

Also Published As

Publication number Publication date
PL134831B1 (en) 1985-09-30
NO812512L (no) 1982-01-25
ATE10514T1 (de) 1984-12-15
RO82685A (ro) 1984-05-12
US4431491A (en) 1984-02-14
GB2080830B (en) 1983-10-05
JPS6037197B2 (ja) 1985-08-24
PL232287A1 (hu) 1982-03-01
ES8302124A1 (es) 1982-12-16
OA06862A (fr) 1983-02-28
HU187339B (en) 1985-12-28
SK545081A3 (en) 1996-09-04
EP0044794A1 (fr) 1982-01-27
KR830006476A (ko) 1983-09-24
NO157906B (no) 1988-02-29
FR2487386B1 (hu) 1984-09-14
DE3167452D1 (en) 1985-01-10
JPS5751278A (en) 1982-03-26
NZ197748A (en) 1985-07-31
NO157906C (no) 1988-06-08
ES8306192A1 (es) 1983-05-01
YU44417B (en) 1990-08-31
FR2487386A1 (fr) 1982-01-29
BR8104735A (pt) 1982-04-13
AU549056B2 (en) 1986-01-09
IN154431B (hu) 1984-10-27
EP0044794B1 (fr) 1984-11-28
AU7319881A (en) 1982-01-28
ES504180A0 (es) 1982-12-16
CA1157803A (fr) 1983-11-29
KR850001767B1 (ko) 1985-12-09
GR74283B (hu) 1984-06-21
RO82685B (ro) 1984-06-30
ES514946A0 (es) 1983-05-01
GB2080830A (en) 1982-02-10
YU174581A (en) 1984-02-29

Similar Documents

Publication Publication Date Title
SK278294B6 (en) Accurate regulation method of introducing speed and content of aluminium oxide in electrolyzer
US7731824B2 (en) Measuring duct offgas temperatures to improve electrolytic cell energy efficiency
HU207540B (en) Process and apparatus for controlling quantity of solide additives for electrolytical celles with aluminium-production
CA1109824A (en) Method of controlling feed of alumina to an aluminum electrolytic cell
HUT45102A (en) Process for exact keeping low the aluminium oxide content by aluminium producing electrolitic smelting cells
US3888747A (en) Method of and apparatus for producing metal
CA2285992A1 (en) Method for controlling the aif3 content in cryolite melts
US4921584A (en) Anode film formation and control
AU2002242786B2 (en) Method for regulating an electrolysis cell
US6866767B2 (en) Process for controlling anode effects during the production of aluminum
US3829365A (en) Method of operating a cell for the recovery of aluminum by electrolysis of aluminum oxide in a fluoride melt
RU2296188C2 (ru) Способ регулирования электролизера для получения алюминия
US4437950A (en) Method of controlling aluminum electrolytic cells
US4592813A (en) Full pot anode change in the production of aluminum
NO173026B (no) Fremgangsmaate for regulering av surhetsgraden i et elektrolysebad
Solli et al. Design and performance of a laboratory cell for determination of current efficiency in the electrowinning of aluminium
RU2023058C1 (ru) Способ управления процессом электролитического получения алюминия в электролизере
US4675081A (en) Controlling aluminium reduction cell operation
US3859184A (en) Method of operation of a cell for recovery of aluminium byelectrolysis of aluminium oxide in a fluoride melt
Meirbekova et al. Effect of current density and phosphorus impurities on the current efficiency for aluminum deposition in cryolite-alumina melts in a laboratory cell
AU2002238696B2 (en) Method for regulating an electrolytic cell
AU719053B2 (en) Process for controlling the alumina content of the bath in electrolysis cells for aluminum production
Thonstad Semicontinuous determination of the concentration of alumina in the electrolyte of aluminum cells
DE2107654A1 (de) Verfahren zum Zuführen von Aluminium oxid bei der Aluminiumelektrolyse im Fluondschmelzfluss
SI8111745A8 (sl) Postopek za regulacijo ritma vnašanja in vsebnosti glinice v kadi za elektrolizo iz raztopine aluminija