JPS6037197B2 - 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 - Google Patents
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Info
- Publication number
- JPS6037197B2 JPS6037197B2 JP56115004A JP11500481A JPS6037197B2 JP S6037197 B2 JPS6037197 B2 JP S6037197B2 JP 56115004 A JP56115004 A JP 56115004A JP 11500481 A JP11500481 A JP 11500481A JP S6037197 B2 JPS6037197 B2 JP S6037197B2
- Authority
- JP
- Japan
- Prior art keywords
- alumina
- tank
- internal resistance
- rate
- supply
- 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 48
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000008569 process Effects 0.000 claims abstract description 15
- 229910001610 cryolite Inorganic materials 0.000 claims abstract description 11
- 239000003792 electrolyte Substances 0.000 claims description 13
- 230000008859 change Effects 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 10
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 3
- 229910052783 alkali metal Inorganic materials 0.000 claims description 2
- 150000001340 alkali metals Chemical class 0.000 claims description 2
- 239000008151 electrolyte solution Substances 0.000 claims description 2
- 230000004044 response Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 3
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- 238000004891 communication Methods 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 150000004820 halides Chemical class 0.000 claims 1
- -1 magnesium halides Chemical class 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000004411 aluminium Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 5
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 4
- 101100004392 Arabidopsis thaliana BHLH147 gene Proteins 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001805 chlorine compounds Chemical class 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- PQXKHYXIUOZZFA-UHFFFAOYSA-M lithium fluoride Chemical compound [Li+].[F-] PQXKHYXIUOZZFA-UHFFFAOYSA-M 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 230000036962 time dependent Effects 0.000 description 2
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 159000000003 magnesium salts Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 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)
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 |
|---|---|
| JPS5751278A JPS5751278A (en) | 1982-03-26 |
| JPS6037197B2 true JPS6037197B2 (ja) | 1985-08-24 |
Family
ID=9244521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56115004A Expired 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 |
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) |
Families Citing this family (38)
| 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. |
| 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 |
| 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 |
| 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 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
Also Published As
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