AU549056B2 - Controlling the rate of alumina introduction - Google Patents

Controlling the rate of alumina introduction

Info

Publication number
AU549056B2
AU549056B2 AU73198/81A AU7319881A AU549056B2 AU 549056 B2 AU549056 B2 AU 549056B2 AU 73198/81 A AU73198/81 A AU 73198/81A AU 7319881 A AU7319881 A AU 7319881A AU 549056 B2 AU549056 B2 AU 549056B2
Authority
AU
Australia
Prior art keywords
alumina
rate
tank
controlling
content
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.)
Expired
Application number
AU73198/81A
Other languages
English (en)
Other versions
AU7319881A (en
Inventor
Paul Bonny
Jean-Louis Gerphagnon
Pierre Homsi
Maurice Keinborg
Gerard Laboure
Bernard Langon
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.)
Rio Tinto France SAS
Original Assignee
Aluminium Pechiney SA
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 Aluminium Pechiney SA filed Critical Aluminium Pechiney SA
Publication of AU7319881A publication Critical patent/AU7319881A/en
Application granted granted Critical
Publication of AU549056B2 publication Critical patent/AU549056B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Liquid Crystal Substances (AREA)
  • Paper (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Duct Arrangements (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Ceramic Products (AREA)
  • Insulators (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)
AU73198/81A 1980-07-23 1981-07-22 Controlling the rate of alumina introduction Expired AU549056B2 (en)

Applications Claiming Priority (2)

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
FR8016406 1980-07-23

Publications (2)

Publication Number Publication Date
AU7319881A AU7319881A (en) 1982-01-28
AU549056B2 true AU549056B2 (en) 1986-01-09

Family

ID=9244521

Family Applications (1)

Application Number Title Priority Date Filing Date
AU73198/81A Expired AU549056B2 (en) 1980-07-23 1981-07-22 Controlling the rate of alumina introduction

Country Status (22)

Country Link
US (1) US4431491A (enExample)
EP (1) EP0044794B1 (enExample)
JP (1) JPS6037197B2 (enExample)
KR (1) KR850001767B1 (enExample)
AT (1) ATE10514T1 (enExample)
AU (1) AU549056B2 (enExample)
BR (1) BR8104735A (enExample)
CA (1) CA1157803A (enExample)
DE (1) DE3167452D1 (enExample)
ES (2) ES504180A0 (enExample)
FR (1) FR2487386A1 (enExample)
GB (1) GB2080830B (enExample)
GR (1) GR74283B (enExample)
HU (1) HU187339B (enExample)
IN (1) IN154431B (enExample)
NO (1) NO157906C (enExample)
NZ (1) NZ197748A (enExample)
OA (1) OA06862A (enExample)
PL (1) PL134831B1 (enExample)
RO (1) RO82685B (enExample)
SK (1) SK545081A3 (enExample)
YU (1) YU44417B (enExample)

Families Citing this family (38)

* 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
CA2010322C (en) 1989-02-24 1998-08-18 Geoffrey I. Blatch 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
EP0650538B1 (en) * 1992-07-14 1997-03-12 Portland Smelter Services Pty. Ltd 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
RU2220231C2 (ru) * 1999-06-10 2003-12-27 Норск Хюдро Аса Способ управления подачей оксида алюминия в электролитические ячейки для получения алюминия
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
RU2204629C1 (ru) * 2001-12-28 2003-05-20 Закрытое акционерное общество "ТоксСофт" Способ управления технологическим процессом в алюминиевом электролизере
US6837982B2 (en) 2002-01-25 2005-01-04 Northwest Aluminum Technologies Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell
RU2237753C2 (ru) * 2002-11-04 2004-10-10 Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" Способ управления процессом электролитического получения алюминия
RU2251592C2 (ru) * 2003-02-03 2005-05-10 Открытое акционерное общество "ВСЕРОССИЙСКИЙ АЛЮМИНИЕВО-МАГНИЕВЫЙ ИНСТИТУТ" ОАО "ВАМИ" Устройство дозирования сырья алюминиевого электролизера
RU2233914C1 (ru) * 2003-04-29 2004-08-10 Общество с ограниченной ответственностью "Инженерно-технологический центр" Способ управления подачей глинозема в электролизер при помощи точечных питателей
RU2255149C1 (ru) * 2004-05-05 2005-06-27 Общество с ограниченной ответственностью "Инженерно-технологический центр" Способ управления алюминиевым электролизером при изменении скорости растворения глинозема
RU2284378C1 (ru) * 2005-06-22 2006-09-27 Общество с ограниченной ответственностью "Инженерно-технологический центр" Автономный измерительный блок для асу тп электролиза алюминия
RU2295590C1 (ru) * 2005-08-09 2007-03-20 Общество с ограниченной ответственностью "Инженерно-технологический центр" Способ статистического управления качеством электродной продукции
RU2299932C1 (ru) * 2005-11-22 2007-05-27 Государственное образовательное учреждение высшего профессионального образования Красноярский государственный технический университет (КГТУ) Способ контроля производительности электролизных ванн
RU2307881C1 (ru) * 2005-12-22 2007-10-10 Общество с ограниченной ответственностью "Русская инжиниринговая компания" Способ автоматического контроля технологического состояния алюминиевого электролизера
RU2301288C1 (ru) * 2006-01-10 2007-06-20 Александр Иванович Громыко Устройство контроля технологических параметров алюминиевых электролизеров
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
US9719180B2 (en) * 2013-12-17 2017-08-01 Control Automation, Llc Dose meter for crust punch and alumina dispenser
BR112016029623A2 (pt) * 2014-06-19 2017-12-19 Obshchestvo S Ogranichennoy Otvetstvennostyu Obedinennaya Kompaniya Rusal Inzhenerno Tekh Tsentr método para controlar alimentação de alumina em células eletrolíticas para produção de alumínio
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
RO82685A (ro) 1984-05-12
KR830006476A (ko) 1983-09-24
SK278294B6 (en) 1996-09-04
ATE10514T1 (de) 1984-12-15
CA1157803A (fr) 1983-11-29
BR8104735A (pt) 1982-04-13
SK545081A3 (en) 1996-09-04
PL134831B1 (en) 1985-09-30
KR850001767B1 (ko) 1985-12-09
JPS6037197B2 (ja) 1985-08-24
RO82685B (ro) 1984-06-30
AU7319881A (en) 1982-01-28
DE3167452D1 (en) 1985-01-10
ES8302124A1 (es) 1982-12-16
ES8306192A1 (es) 1983-05-01
NO157906C (no) 1988-06-08
YU174581A (en) 1984-02-29
YU44417B (en) 1990-08-31
GB2080830B (en) 1983-10-05
NO157906B (no) 1988-02-29
FR2487386B1 (enExample) 1984-09-14
US4431491A (en) 1984-02-14
NO812512L (no) 1982-01-25
GB2080830A (en) 1982-02-10
JPS5751278A (en) 1982-03-26
ES514946A0 (es) 1983-05-01
GR74283B (enExample) 1984-06-21
PL232287A1 (enExample) 1982-03-01
HU187339B (en) 1985-12-28
ES504180A0 (es) 1982-12-16
EP0044794B1 (fr) 1984-11-28
IN154431B (enExample) 1984-10-27
NZ197748A (en) 1985-07-31
OA06862A (fr) 1983-02-28
EP0044794A1 (fr) 1982-01-27
FR2487386A1 (fr) 1982-01-29

Similar Documents

Publication Publication Date Title
AU549056B2 (en) Controlling the rate of alumina introduction
BE820846A (fr) Procede d'electrolyse en bain fondu avec anodes inconsommables
FR2614320B1 (fr) Procede et dispositif de controle des additions d'electrolyse solide dans les cuves d'electrolyse pour la production d'aluminium.
FR2552782B1 (fr) Cuve d'electrolyse a intensite superieure a 250 000 amperes pour la production d'aluminium par le procede hall-heroult
GR64827B (en) Production method of aluminum by electrolysis of melt
DE59010404D1 (de) Verfahren zum automatischen Angiessen von einer Stranggiessanlage
FR2407277B1 (fr) Procede perfectionne pour l'electrolyse des chlorures metalliques fondus
AU560769B2 (en) Molten salt bath for aluminium electrolysis
JPS5433827A (en) Method of controlling molten metal level within mode in continuous casting machine
Bonny Process and Apparatus for Accurately Controlling the Rate of Introduction and the Content of Alumina in an Aluminum Cell
DE3264190D1 (en) Refractory material particularly suited to be contacted with molten aluminium, and process for its production
ES427738A1 (es) Aparato para la colada continua de metales.
JPS55145188A (en) Control method for aluminum supply for aluminum electrolytic bath
DE3372295D1 (en) Process for the continuous production of lithium by electrolysis of lithium chloride in a molten salt mixture, and apparatus for carrying out said process
JPS5319903A (en) Automatic inoculating method
JPS54100934A (en) Ultrasonic one side molten metal plating apparatus
UA8612A1 (uk) Спосіб безперервhого рафіhуваhhя магhію
Leroy Process for Accurately Regulating the Low Alumina Content of an Igneous Electrolysis Cell for Aluminium Production
JPS5376169A (en) Heating apparatus
ATE16202T1 (de) Elektrolysewanne zur herstellung von aluminium mittels schmelzflusselektrolyse und verfahren zum einsetzen der eisenbarren.
GB1359277A (en) Method for producing ingots of a variable cross-section
SU1072343A1 (ru) Способ автоматического управления машиной непрерывного литья заготовок
JPS57108293A (en) Electrolytically coloring method for aluminum or aluminum alloy
JPS55119200A (en) Reductive regeneration of electrolyte containing tin salt
JPS5540060A (en) Continuous casting method of steel

Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired