CA3154865C - Aluminium pot bottom preheating method - Google Patents
Aluminium pot bottom preheating method Download PDFInfo
- Publication number
- CA3154865C CA3154865C CA3154865A CA3154865A CA3154865C CA 3154865 C CA3154865 C CA 3154865C CA 3154865 A CA3154865 A CA 3154865A CA 3154865 A CA3154865 A CA 3154865A CA 3154865 C CA3154865 C CA 3154865C
- Authority
- CA
- Canada
- Prior art keywords
- anodes
- anode
- pot
- electrically conductive
- conductive material
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 53
- 239000004411 aluminium Substances 0.000 title claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 37
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 239000004020 conductor Substances 0.000 claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 230000000712 assembly Effects 0.000 claims abstract description 16
- 238000000429 assembly Methods 0.000 claims abstract description 16
- 239000007770 graphite material Substances 0.000 claims description 26
- 229910001610 cryolite Inorganic materials 0.000 claims description 8
- 238000013021 overheating Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 25
- 229910002804 graphite Inorganic materials 0.000 description 20
- 239000010439 graphite Substances 0.000 description 20
- 230000009467 reduction Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000000571 coke Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000001398 aluminium Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- 230000007704 transition 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
- C25C3/16—Electric current supply devices, e.g. bus bars
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2019130349A RU2717438C1 (ru) | 2019-09-24 | 2019-09-24 | Способ обжига подины алюминиевого электролизёра |
| RU2019130349 | 2019-09-24 | ||
| PCT/RU2020/050204 WO2021061015A1 (ru) | 2019-09-24 | 2020-08-26 | Способ обжига подины алюминиевого электролизёра |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA3154865A1 CA3154865A1 (en) | 2021-04-01 |
| CA3154865C true CA3154865C (en) | 2024-01-09 |
Family
ID=69943281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3154865A Active CA3154865C (en) | 2019-09-24 | 2020-08-26 | Aluminium pot bottom preheating method |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP4039854A1 (ru) |
| CN (1) | CN114502777A (ru) |
| CA (1) | CA3154865C (ru) |
| RU (1) | RU2717438C1 (ru) |
| WO (1) | WO2021061015A1 (ru) |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL194105A (ru) * | 1954-01-19 | |||
| SU1687647A1 (ru) * | 1989-02-15 | 1991-10-30 | Красноярский Политехнический Институт | Способ обжига подины электролизера дл получени алюмини |
| RU2055943C1 (ru) * | 1993-08-06 | 1996-03-10 | Александр Яковлевич Гохштейн | Способ получения алюминия электролизом криолитглиноземного расплава и электролизер для его осуществления |
| CN1085745C (zh) * | 1999-09-24 | 2002-05-29 | 平果铝业公司 | 预焙阳极铝电解槽焦粒焙烧启动方法 |
| RU2215825C2 (ru) * | 2001-09-17 | 2003-11-10 | Открытое акционерное общество "Объединенная компания "Сибирский Алюминий" | Способ обжига подины алюминиевого электролизера с обожженными анодами |
| FR2844811B1 (fr) * | 2002-09-20 | 2004-10-22 | Pechiney Aluminium | Procede de prechauffage d'une cuve pour la production d'aluminium par electrolyse |
| RU2318920C1 (ru) * | 2006-04-26 | 2008-03-10 | Общество с ограниченной ответственностью "Русская инжиниринговая компания" | Способ обжига подины алюминиевого электролизера с обожженными анодами |
| CN101250113B (zh) * | 2008-03-28 | 2010-09-29 | 浙江鸿盛化工有限公司 | 一种对苯二胺的精制方法 |
| CN101629304B (zh) * | 2008-07-17 | 2011-02-02 | 沈阳铝镁设计研究院 | 一种预焙阳极铝电解槽焦粒焙烧启动方法及结构 |
| CN101660174B (zh) * | 2009-09-25 | 2011-03-16 | 四川启明星铝业有限责任公司 | 电解槽的预热方法 |
| CN101886274B (zh) * | 2010-06-29 | 2012-09-05 | 云南云铝润鑫铝业有限公司 | 电加热焙烧预热电解槽及清洁焙烧方法 |
| CN102234819B (zh) * | 2011-08-04 | 2013-02-13 | 中国铝业股份有限公司 | 一种铝电解槽的预热启动方法 |
| CN102808196B (zh) * | 2012-07-27 | 2014-10-22 | 中国铝业股份有限公司 | 一种惰性电极铝电解槽直流分流式预热启动方法 |
| RU2526351C1 (ru) * | 2013-07-09 | 2014-08-20 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Способ обжига подины алюминиевого электролизера с обожженными анодами |
| RU2593253C1 (ru) * | 2015-04-22 | 2016-08-10 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Способ обжига подины алюминиевого электролизера |
-
2019
- 2019-09-24 RU RU2019130349A patent/RU2717438C1/ru active
-
2020
- 2020-08-26 WO PCT/RU2020/050204 patent/WO2021061015A1/ru unknown
- 2020-08-26 EP EP20867862.3A patent/EP4039854A1/en active Pending
- 2020-08-26 CN CN202080068514.4A patent/CN114502777A/zh active Pending
- 2020-08-26 CA CA3154865A patent/CA3154865C/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021061015A1 (ru) | 2021-04-01 |
| CA3154865A1 (en) | 2021-04-01 |
| EP4039854A1 (en) | 2022-08-10 |
| CN114502777A (zh) | 2022-05-13 |
| RU2717438C1 (ru) | 2020-03-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20220316 |
|
| EEER | Examination request |
Effective date: 20220316 |
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| EEER | Examination request |
Effective date: 20220316 |
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| EEER | Examination request |
Effective date: 20220316 |
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| EEER | Examination request |
Effective date: 20220316 |
|
| EEER | Examination request |
Effective date: 20220316 |
|
| EEER | Examination request |
Effective date: 20220316 |
|
| EEER | Examination request |
Effective date: 20220316 |
|
| EEER | Examination request |
Effective date: 20220316 |