ES8306192A1 - "instalacion de regulacion precisa de la cadencia de introduccion y del contenido en alumina de una cuba destinada a la produccion de aluminio". - Google Patents
"instalacion de regulacion precisa de la cadencia de introduccion y del contenido en alumina de una cuba destinada a la produccion de aluminio".Info
- Publication number
- ES8306192A1 ES8306192A1 ES514946A ES514946A ES8306192A1 ES 8306192 A1 ES8306192 A1 ES 8306192A1 ES 514946 A ES514946 A ES 514946A ES 514946 A ES514946 A ES 514946A ES 8306192 A1 ES8306192 A1 ES 8306192A1
- Authority
- ES
- Spain
- Prior art keywords
- alumina
- rate
- aluminium
- production
- tank
- 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
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)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Duct Arrangements (AREA)
- Paper (AREA)
- Insulators (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Chemical Treatment Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Liquid Crystal Substances (AREA)
- Ceramic Products (AREA)
Abstract
SISTEMA DE REGULACION DE ENTRADA DE ALUMINA EN CUBAS DE ELECTROLISIS IGNEA. INCLUYE UN MEDIO (5, 6) PARA SUMINISTRAR A CADA ORIFICIO (7) PRACTICADO EN LA COSTRA DEL BAÑO ELECTROLITICO, DOSIS SUCESIVAS DE ALUMINA DE PESO SENSIBLEMENTE CONSTANTE, UN MEDIO DE MEDIDA DE LA SEUDO-RESISTENCIA INTERNA, UN MEDIO DE CALCULO DE LA VELOCIDAD DE VARIACION DE LA RESISTENCIA INTERNA, MEDIOS PARA HACER VARIAR LA CADENCIA DE INTRODUCCION DE LAS DOSIS DE ALUMINA EN FUNCION DE LAS VARIACIONES DE LA RESISTENCIA INTERNA Y MEDIOS PARA HACER VARIAR LA DISTANCIA ANODO-CATODO DE LA CUBA.
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 |
---|---|
ES8306192A1 true ES8306192A1 (es) | 1983-05-01 |
ES514946A0 ES514946A0 (es) | 1983-05-01 |
Family
ID=9244521
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES504180A Granted ES504180A0 (es) | 1980-07-23 | 1981-07-22 | Procedimiento de regulacion precisa de la cadencia de intro-duccion y del contenido en alumina de una cuba destinada a la produccion de aluminio |
ES514946A Granted ES514946A0 (es) | 1980-07-23 | 1982-08-12 | "instalacion de regulacion precisa de la cadencia de introduccion y del contenido en alumina de una cuba destinada a la produccion de aluminio". |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES504180A Granted ES504180A0 (es) | 1980-07-23 | 1981-07-22 | Procedimiento de regulacion precisa de la cadencia de intro-duccion y del contenido en alumina de una cuba destinada a la produccion de aluminio |
Country Status (22)
Country | Link |
---|---|
US (1) | US4431491A (es) |
EP (1) | EP0044794B1 (es) |
JP (1) | JPS6037197B2 (es) |
KR (1) | KR850001767B1 (es) |
AT (1) | ATE10514T1 (es) |
AU (1) | AU549056B2 (es) |
BR (1) | BR8104735A (es) |
CA (1) | CA1157803A (es) |
DE (1) | DE3167452D1 (es) |
ES (2) | ES504180A0 (es) |
FR (1) | FR2487386A1 (es) |
GB (1) | GB2080830B (es) |
GR (1) | GR74283B (es) |
HU (1) | HU187339B (es) |
IN (1) | IN154431B (es) |
NO (1) | NO157906C (es) |
NZ (1) | NZ197748A (es) |
OA (1) | OA06862A (es) |
PL (1) | PL134831B1 (es) |
RO (1) | RO82685B (es) |
SK (1) | SK278294B6 (es) |
YU (1) | YU44417B (es) |
Families Citing this family (29)
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 |
NZ232580A (en) * | 1989-02-24 | 1992-12-23 | Comalco Alu | Aluminium smelting process control |
US5324408A (en) * | 1990-10-05 | 1994-06-28 | 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 |
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 |
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)
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 |
-
1980
- 1980-07-23 FR FR8016406A patent/FR2487386A1/fr active Granted
-
1981
- 1981-06-12 IN IN638/CAL/81A patent/IN154431B/en unknown
- 1981-07-15 EP EP81420104A patent/EP0044794B1/fr not_active Expired
- 1981-07-15 DE DE8181420104T patent/DE3167452D1/de not_active Expired
- 1981-07-15 YU YU1745/81A patent/YU44417B/xx unknown
- 1981-07-15 AT AT81420104T patent/ATE10514T1/de not_active IP Right Cessation
- 1981-07-16 SK SK5450-81A patent/SK278294B6/sk unknown
- 1981-07-17 OA OA57453A patent/OA06862A/xx unknown
- 1981-07-17 NZ NZ197748A patent/NZ197748A/en unknown
- 1981-07-20 PL PL1981232287A patent/PL134831B1/pl unknown
- 1981-07-20 US US06/284,812 patent/US4431491A/en not_active Expired - Lifetime
- 1981-07-20 GR GR65562A patent/GR74283B/el unknown
- 1981-07-21 RO RO104942A patent/RO82685B/ro unknown
- 1981-07-22 JP JP56115004A patent/JPS6037197B2/ja not_active Expired
- 1981-07-22 CA CA000382300A patent/CA1157803A/fr not_active Expired
- 1981-07-22 NO NO812512A patent/NO157906C/no unknown
- 1981-07-22 GB GB8122533A patent/GB2080830B/en not_active Expired
- 1981-07-22 ES ES504180A patent/ES504180A0/es active Granted
- 1981-07-22 AU AU73198/81A patent/AU549056B2/en not_active Expired
- 1981-07-22 BR BR8104735A patent/BR8104735A/pt not_active IP Right Cessation
- 1981-07-23 HU HU812155A patent/HU187339B/hu not_active IP Right Cessation
- 1981-07-23 KR KR1019810002673A patent/KR850001767B1/ko active
-
1982
- 1982-08-12 ES ES514946A patent/ES514946A0/es active Granted
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20030218 |