FR2487386A1 - 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 - Google Patents
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 Download PDFInfo
- Publication number
- FR2487386A1 FR2487386A1 FR8016406A FR8016406A FR2487386A1 FR 2487386 A1 FR2487386 A1 FR 2487386A1 FR 8016406 A FR8016406 A FR 8016406A FR 8016406 A FR8016406 A FR 8016406A FR 2487386 A1 FR2487386 A1 FR 2487386A1
- Authority
- FR
- France
- Prior art keywords
- alumina
- rate
- internal resistance
- tank
- introduction
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 33
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 title description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 93
- 230000008569 process Effects 0.000 claims abstract description 16
- 229910001610 cryolite Inorganic materials 0.000 claims abstract description 12
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 claims description 19
- 230000033228 biological regulation Effects 0.000 claims description 16
- 239000003792 electrolyte Substances 0.000 claims description 12
- 230000007423 decrease Effects 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 239000011777 magnesium Substances 0.000 claims description 5
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- 150000001805 chlorine compounds Chemical class 0.000 claims description 2
- -1 magnesium halides Chemical class 0.000 claims description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 1
- 206010037742 Rabies Diseases 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 claims 1
- 229910003002 lithium salt Inorganic materials 0.000 claims 1
- 159000000002 lithium salts Chemical class 0.000 claims 1
- 230000003252 repetitive effect Effects 0.000 claims 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 206010039509 Scab Diseases 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000004806 packaging method and process Methods 0.000 description 4
- 238000005553 drilling Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000009626 Hall-Héroult process Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 208000002193 Pain Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000035508 accumulation Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 235000000112 undernutrition Nutrition 0.000 description 1
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)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Duct Arrangements (AREA)
- Paper (AREA)
- Liquid Crystal Substances (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)
- Ceramic Products (AREA)
- Insulators (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Priority Applications (26)
| 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 |
| IN638/CAL/81A IN154431B (enExample) | 1980-07-23 | 1981-06-12 | |
| EP81420104A EP0044794B1 (fr) | 1980-07-23 | 1981-07-15 | Procédé et appareillage pour réguler de façon précise la cadence d'introduction et la teneur en alumine d'une cuve d'électrolyse ignée, et application à la production d'aluminium |
| DE8181420104T DE3167452D1 (en) | 1980-07-23 | 1981-07-15 | Process and apparatus for accurately regulating the feeding rate and the alumina content of an igneous electrolysis, and use thereof in the production of aluminium |
| YU1745/81A YU44417B (en) | 1980-07-23 | 1981-07-15 | Process for the regulation of the alumina content in an electrolyzzer |
| AT81420104T ATE10514T1 (de) | 1980-07-23 | 1981-07-15 | Verfahren und vorrichtung zur genauen regulierung der zufuhrgeschwindigkeit und des tonerdegehaltes in einer schmelzfluessigen elektrolysezelle und anwendung zur aluminiumherstellung. |
| SI8111745A SI8111745A8 (sl) | 1980-07-23 | 1981-07-15 | Postopek za regulacijo ritma vnašanja in vsebnosti glinice v kadi za elektrolizo iz raztopine aluminija |
| SK5450-81A SK278294B6 (en) | 1980-07-23 | 1981-07-16 | Accurate regulation method of introducing speed and content of aluminium oxide in electrolyzer |
| NZ197748A NZ197748A (en) | 1980-07-23 | 1981-07-17 | Aluminium by electrolysis:feed rate depends on cell resistance |
| OA57453A OA06862A (fr) | 1980-07-23 | 1981-07-17 | Procédé et appareillage pour réguler de façon précise la cadence d'introduction et la teneur en alumine d'une cuve d'électrolyse ignée, et application à la production d'aluminium. |
| US06/284,812 US4431491A (en) | 1980-07-23 | 1981-07-20 | Process and apparatus for accurately controlling the rate of introduction and the content of alumina in an igneous electrolysis tank in the production of aluminium |
| GR65562A GR74283B (enExample) | 1980-07-23 | 1981-07-20 | |
| PL1981232287A PL134831B1 (en) | 1980-07-23 | 1981-07-20 | Method of controlling aluminium oxide content in an aluminium making electrolyser |
| RO104942A RO82685B (ro) | 1980-07-23 | 1981-07-21 | Procedeu si dispozitiv pentru alimentarea cu aluminiu a cuvelor de electroliza |
| GB8122533A GB2080830B (en) | 1980-07-23 | 1981-07-22 | Controlling alumina content of fused bath for production of aluminium by electrolysis |
| NO812512A NO157906C (no) | 1980-07-23 | 1981-07-22 | Kontrollprosess for noeyaktig regulering av tilfoerselshastigheten og innholdet av aluminiumoksyd i en celle, en apparatur for gjennomfoering av prosessen samt anvendelse av prosessen og apparaturen. |
| AU73198/81A AU549056B2 (en) | 1980-07-23 | 1981-07-22 | Controlling the rate of alumina introduction |
| JP56115004A JPS6037197B2 (ja) | 1980-07-23 | 1981-07-22 | アルミナ電解浴へのアルミナ供給速度及び浴中のアルミナ含有量を制御する方法及び装置 |
| ES504180A 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 |
| CA000382300A CA1157803A (fr) | 1980-07-23 | 1981-07-22 | 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 |
| BR8104735A BR8104735A (pt) | 1980-07-23 | 1981-07-22 | Processo de regulacao precisa do ritmo de introducao de teor de aluminina de uma cuba destinada a producao de aluminio ,aparelhagem para sua realizacao,e sua aplicacao |
| HU812155A HU187339B (en) | 1980-07-23 | 1981-07-23 | Process and apparatus for correct filling and controlling correct doses of alumina for electrolyzing furnace of hot process, and process for producing aluminium |
| KR1019810002673A KR850001767B1 (ko) | 1980-07-23 | 1981-07-23 | 알루미늄 생산에 사용되는 화성전해 탱크에의 알루미나 유입속도와 함량을 정확하게 조절하는 방법 |
| ES514946A ES8306192A1 (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". |
| HRP-1745/81A HRP931181B1 (en) | 1980-07-23 | 1993-09-10 | Process and apparatus for accurarely regulating the feeding rate and the aluminia content of an ingenous electrolysis, and use thereof in the production of aluminium |
| BA960128D BA96128B1 (bs) | 1980-07-23 | 1996-12-12 | Postupak za regulisanje ritma unosenja i sadrzine glinice u kadi za elektrolizu iz rastopa aluminijuma |
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 |
|---|---|
| FR2487386A1 true FR2487386A1 (fr) | 1982-01-29 |
| FR2487386B1 FR2487386B1 (enExample) | 1984-09-14 |
Family
ID=9244521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8016406A Granted 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 |
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) | SK278294B6 (enExample) |
| YU (1) | YU44417B (enExample) |
Cited By (9)
| 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 |
| WO2002046499A1 (en) * | 2000-12-05 | 2002-06-13 | Zakrytoe Aktsionernoe Obshestvo 'toxsoft' | Method and control unit for operation of aluminum reduction cell |
| US6609119B1 (en) | 1997-03-14 | 2003-08-19 | Dubai Aluminium Company Limited | Intelligent process control using predictive and pattern recognition techniques |
| RU2237753C2 (ru) * | 2002-11-04 | 2004-10-10 | Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" | Способ управления процессом электролитического получения алюминия |
| 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 |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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. |
| DE3564825D1 (en) * | 1985-03-18 | 1988-10-13 | Alcan Int Ltd | 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 |
| ATE133721T1 (de) | 1989-02-24 | 1996-02-15 | Comalco Alu | Kontrollverfahren für aluminium-schmelzflussöfen |
| JPH06501742A (ja) * | 1990-10-05 | 1994-02-24 | ポートランド・スメルター・サービシズ・プロプライアタリー・リミテッド | アルミナを制御しながら供給するための装置 |
| ES2100543T3 (es) * | 1992-07-14 | 1997-06-16 | Portland Smelter Serv Pty | Aparato para el suministro de alumina para un fundidor electrolitico. |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1457746A (fr) * | 1964-09-29 | 1966-01-24 | Reynolds Metals Co | Perfectionnements apportés aux moyens de commande pour cuves de réduction |
| US3371026A (en) * | 1964-02-04 | 1968-02-27 | Reynolds Metals Co | Electrolytic reduction cell with crustbreaking and ore feeding means |
| DE1925201A1 (de) * | 1968-05-20 | 1969-11-27 | Reynolds Metals Co | Verfahren zum Betreiben eines Elektrolyseofens fuer die Reduktion von Aluminiumoxyd |
| US3616316A (en) * | 1968-01-19 | 1971-10-26 | Reynolds Metals Co | Reduction cell control system |
| US3660256A (en) * | 1967-12-07 | 1972-05-02 | Gen Electric | Method and apparatus for aluminum potline control |
| FR2179099A1 (enExample) * | 1972-04-06 | 1973-11-16 | Aluminum Co Of America |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3622475A (en) * | 1968-08-21 | 1971-11-23 | Reynolds Metals Co | Reduction cell control system |
| 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 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
- 1981-07-15 EP EP81420104A patent/EP0044794B1/fr not_active Expired
- 1981-07-16 SK SK5450-81A patent/SK278294B6/sk unknown
- 1981-07-17 NZ NZ197748A patent/NZ197748A/en unknown
- 1981-07-17 OA OA57453A patent/OA06862A/xx unknown
- 1981-07-20 PL PL1981232287A patent/PL134831B1/pl unknown
- 1981-07-20 GR GR65562A patent/GR74283B/el unknown
- 1981-07-20 US US06/284,812 patent/US4431491A/en not_active Expired - Lifetime
- 1981-07-21 RO RO104942A patent/RO82685B/ro unknown
- 1981-07-22 CA CA000382300A patent/CA1157803A/fr not_active Expired
- 1981-07-22 GB GB8122533A patent/GB2080830B/en not_active Expired
- 1981-07-22 BR BR8104735A patent/BR8104735A/pt not_active IP Right Cessation
- 1981-07-22 AU AU73198/81A patent/AU549056B2/en not_active Expired
- 1981-07-22 NO NO812512A patent/NO157906C/no unknown
- 1981-07-22 ES ES504180A patent/ES504180A0/es active Granted
- 1981-07-22 JP JP56115004A patent/JPS6037197B2/ja not_active Expired
- 1981-07-23 HU HU812155A patent/HU187339B/hu not_active IP Right Cessation
- 1981-07-23 KR KR1019810002673A patent/KR850001767B1/ko not_active Expired
-
1982
- 1982-08-12 ES ES514946A patent/ES8306192A1/es not_active Expired
Patent Citations (6)
| 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 |
| DE1925201A1 (de) * | 1968-05-20 | 1969-11-27 | Reynolds Metals Co | Verfahren zum Betreiben eines Elektrolyseofens fuer die Reduktion von Aluminiumoxyd |
| FR2179099A1 (enExample) * | 1972-04-06 | 1973-11-16 | Aluminum Co Of America |
Cited By (11)
| 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 |
| US4437964A (en) | 1982-05-27 | 1984-03-20 | Aluminium Pechiney | Assembly for spot feeding alumina to an electrolytic tank for the production of aluminum |
| US6609119B1 (en) | 1997-03-14 | 2003-08-19 | Dubai Aluminium Company Limited | Intelligent process control using predictive and pattern recognition techniques |
| WO2002046499A1 (en) * | 2000-12-05 | 2002-06-13 | Zakrytoe Aktsionernoe Obshestvo 'toxsoft' | Method and control unit for operation of aluminum reduction cell |
| RU2189403C2 (ru) * | 2000-12-05 | 2002-09-20 | Закрытое акционерное общество "ТоксСофт" | Способ управления электролизерами для получения алюминия и устройство для его осуществления |
| RU2237753C2 (ru) * | 2002-11-04 | 2004-10-10 | Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" | Способ управления процессом электролитического получения алюминия |
| 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 |
Also Published As
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2487386A1 (fr) | 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 | |
| CA2540137C (fr) | Procede et systeme de controle des ajouts de matieres pulverulentes dans le bain d'une cellule d'electrolyse destinee a la production d'aluminium | |
| EP0288397B1 (fr) | Procédé et dispositif de contrôle des additions d'électrolyte solide dans les cuves d'électrolyse pour la production d'aluminium | |
| EP0716165A1 (fr) | Procédé et dispositif de mesure de la temperature et du niveau du bain d'lectrolyse fondu dans les cuves de production d'aluminium | |
| CA1151100A (fr) | Procede et appareillage de controle de l'alimentation en alumine d'une cellule pour la production d'aluminium par electrolyse | |
| EP0814181B1 (fr) | Procédé de régulation de la teneur en alumine du bain des cuves d'électrolyse pour la production d'aluminium | |
| EP0201438B1 (fr) | Procédé de régulation précise d'une faible teneur en alumine dans une cuve d'électrolyse ignée pour la production d'aluminium | |
| FR2535346A1 (fr) | Dispositif et procede de controle de resonateur acoustique pour determiner la concentration en un composant d'un liquide a plusieurs composants | |
| CA2439324C (fr) | Procede de regulation d'une cellule d'electrolyse | |
| FR2830875A1 (fr) | Procede de regulation d'une cellule d'electrolyse pour la production d'aluminium | |
| CA2439321C (fr) | Procede de regulation d'une cellule d'electrolyse | |
| US3850768A (en) | Method of controlling the supply of al{11 o{11 {0 during the operation of a cell for electrolytic recovery of aluminum | |
| FR3065969B1 (fr) | Procede de pilotage d'une cuve d'electrolyse de l'aluminium | |
| JPS55145188A (en) | Control method for aluminum supply for aluminum electrolytic bath | |
| US4437950A (en) | Method of controlling aluminum electrolytic cells | |
| 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 | |
| RU2002123974A (ru) | Способ питания алюминиевого электролизера фторсолями |