CA2566831A1 - Method of controlling aluminum reduction cell with prebaked anodes - Google Patents
Method of controlling aluminum reduction cell with prebaked anodes Download PDFInfo
- Publication number
- CA2566831A1 CA2566831A1 CA002566831A CA2566831A CA2566831A1 CA 2566831 A1 CA2566831 A1 CA 2566831A1 CA 002566831 A CA002566831 A CA 002566831A CA 2566831 A CA2566831 A CA 2566831A CA 2566831 A1 CA2566831 A1 CA 2566831A1
- Authority
- CA
- Canada
- Prior art keywords
- cell
- alumina
- anode
- anodes
- concentration
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 45
- 230000009467 reduction Effects 0.000 title claims abstract description 24
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 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 76
- 230000002829 reductive effect Effects 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 4
- 230000001276 controlling effect Effects 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 15
- 230000008859 change Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 9
- 230000002441 reversible effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 241000845077 Iare Species 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
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000000454 anti-cipatory effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009736 wetting Methods 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
- 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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2005133936/02A RU2303658C1 (ru) | 2005-11-02 | 2005-11-02 | Способ управления технологическим процессом в алюминиевом электролизере с обожженными анодами |
| RU2005133936 | 2005-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2566831A1 true CA2566831A1 (en) | 2007-05-02 |
Family
ID=37994827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002566831A Abandoned CA2566831A1 (en) | 2005-11-02 | 2006-11-02 | Method of controlling aluminum reduction cell with prebaked anodes |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20070095672A1 (ru) |
| AR (1) | AR058504A1 (ru) |
| AU (1) | AU2006235828A1 (ru) |
| BR (1) | BRPI0605050A (ru) |
| CA (1) | CA2566831A1 (ru) |
| NO (1) | NO20065036L (ru) |
| RU (1) | RU2303658C1 (ru) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2135975A1 (en) | 2008-06-16 | 2009-12-23 | Alcan International Limited | Method of producing aluminium in an electrolysis cell |
| CN102758219B (zh) * | 2011-04-29 | 2015-01-21 | 沈阳铝镁设计研究院有限公司 | 利用阳极导杆等距压降预测阳极效应的方法 |
| CN102758224B (zh) * | 2011-04-29 | 2015-02-25 | 沈阳铝镁设计研究院有限公司 | 阳极效应抑制与熄灭的方法 |
| CN102851704B (zh) * | 2011-06-30 | 2015-11-25 | 沈阳铝镁设计研究院有限公司 | 铝电解槽下料器单点控制下料方法 |
| CN102400182B (zh) * | 2011-11-22 | 2014-05-07 | 中国铝业股份有限公司 | 一种控制铝电解槽内氧化铝浓度稳定均匀的方法 |
| CN102400183B (zh) * | 2011-11-22 | 2014-06-11 | 中国铝业股份有限公司 | 一种抑制非阳极效应pfc产生的方法 |
| CN103014773A (zh) * | 2012-11-26 | 2013-04-03 | 中国铝业股份有限公司 | 一种均衡铝电解槽氧化铝浓度的装置及方法 |
| CN103952725B (zh) * | 2014-05-16 | 2016-05-18 | 北方工业大学 | 一种工业铝电解过程中的决策方法 |
| RU2596560C1 (ru) * | 2014-06-19 | 2016-09-10 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Способ управления подачей глинозема в электролизер при получении алюминия |
| CN104499001B (zh) * | 2015-01-20 | 2017-03-29 | 重庆科技学院 | 基于特征子空间优化相对矩阵的铝电解槽况诊断方法 |
| GB201602613D0 (en) * | 2016-02-15 | 2016-03-30 | Dubai Aluminium Pjsc And Newsouth Innovations Pty Ltd | Method for estimating dynamic state variables in an electrolytic cell suitable for the Hall-Héroult electrolysis process |
| CN113362912B (zh) * | 2021-04-29 | 2023-04-28 | 中南大学 | 一种氧化铝浓度二次仿真方法、系统及存储介质 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3629079A (en) * | 1968-02-23 | 1971-12-21 | Kaiser Aluminium Chem Corp | Alumina feed control |
| US4035251A (en) * | 1968-08-21 | 1977-07-12 | Reynolds Metals Company | Method and apparatus for reduction cell control |
| US4069115A (en) * | 1977-04-27 | 1978-01-17 | Maskin A/S K. Lund & Co. | Method and arrangement for removing a gas cushion |
| JPS548109A (en) * | 1977-06-22 | 1979-01-22 | Mitsubishi Keikinzoku Kogyo | Controlling method of feeding alumina into aluminum electrolytic bath |
| CA1208598A (en) * | 1980-05-30 | 1986-07-29 | Teruto Ohta | Aluminum cell with gas conduit through anode with upper unbaked layer |
| 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 |
-
2005
- 2005-11-02 RU RU2005133936/02A patent/RU2303658C1/ru not_active IP Right Cessation
-
2006
- 2006-11-01 BR BRPI0605050-6A patent/BRPI0605050A/pt not_active Application Discontinuation
- 2006-11-02 CA CA002566831A patent/CA2566831A1/en not_active Abandoned
- 2006-11-02 NO NO20065036A patent/NO20065036L/no not_active Application Discontinuation
- 2006-11-02 US US11/592,557 patent/US20070095672A1/en not_active Abandoned
- 2006-11-02 AU AU2006235828A patent/AU2006235828A1/en not_active Abandoned
- 2006-11-02 AR ARP060104812A patent/AR058504A1/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0605050A (pt) | 2007-09-04 |
| AU2006235828A1 (en) | 2007-05-17 |
| NO20065036L (no) | 2007-05-03 |
| AR058504A1 (es) | 2008-02-06 |
| US20070095672A1 (en) | 2007-05-03 |
| RU2303658C1 (ru) | 2007-07-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |