CA2874252C - Systems and methods for preventing thermite reactions in electrolytic cells - Google Patents
Systems and methods for preventing thermite reactions in electrolytic cells Download PDFInfo
- Publication number
- CA2874252C CA2874252C CA2874252A CA2874252A CA2874252C CA 2874252 C CA2874252 C CA 2874252C CA 2874252 A CA2874252 A CA 2874252A CA 2874252 A CA2874252 A CA 2874252A CA 2874252 C CA2874252 C CA 2874252C
- Authority
- CA
- Canada
- Prior art keywords
- voltage drop
- anodes
- thermite
- anode
- response signal
- 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
- 239000003832 thermite Substances 0.000 title claims abstract description 160
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 52
- 238000012544 monitoring process Methods 0.000 claims abstract description 13
- 238000012806 monitoring device Methods 0.000 claims description 57
- 239000000523 sample Substances 0.000 claims description 41
- 238000009826 distribution Methods 0.000 claims description 37
- 229910044991 metal oxide Inorganic materials 0.000 claims description 17
- 150000004706 metal oxides Chemical class 0.000 claims description 17
- 230000005684 electric field Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 210000004027 cell Anatomy 0.000 description 75
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 10
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 7
- 239000004020 conductor Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000005094 computer simulation Methods 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 235000013980 iron oxide Nutrition 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 210000003850 cellular structure Anatomy 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- -1 Fe02 Inorganic materials 0.000 description 1
- 229910016287 MxOy Inorganic materials 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011195 cermet Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 229910003455 mixed metal oxide Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011253 protective coating Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000011896 sensitive detection 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
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Electrolytic Production Of Metals (AREA)
- Catching Or Destruction (AREA)
- Hybrid Cells (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Building Environments (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261684212P | 2012-08-17 | 2012-08-17 | |
| US61/684,212 | 2012-08-17 | ||
| US201361800649P | 2013-03-15 | 2013-03-15 | |
| US61/800,649 | 2013-03-15 | ||
| PCT/US2013/000190 WO2014028045A1 (en) | 2012-08-17 | 2013-08-19 | Systems and methods for preventing thermite reactions in electrolytic cells |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2874252A1 CA2874252A1 (en) | 2014-02-20 |
| CA2874252C true CA2874252C (en) | 2016-10-04 |
Family
ID=50099300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2874252A Active CA2874252C (en) | 2012-08-17 | 2013-08-19 | Systems and methods for preventing thermite reactions in electrolytic cells |
Country Status (12)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105114979B (zh) * | 2015-09-29 | 2017-06-27 | 攀枝花学院 | 用于铝热反应的电点火头 |
| CN111850655B (zh) * | 2020-07-27 | 2023-02-28 | 重庆工商大学 | 电泳沉积制备高附着力纳米铝热剂涂层的方法及其涂层 |
| CN116457503A (zh) * | 2020-10-28 | 2023-07-18 | 艾莱西丝有限合伙企业 | 检测电解池中的铝热反应 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3888747A (en) * | 1972-10-18 | 1975-06-10 | Nat Southwire Aluminum | Method of and apparatus for producing metal |
| CH575014A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-05-25 | 1976-04-30 | Alusuisse | |
| US3871984A (en) * | 1973-09-17 | 1975-03-18 | Reynolds Metals Co | Transmission of pot line control signals |
| DE3124108C2 (de) * | 1981-06-19 | 1986-01-09 | Heraeus Elektroden GmbH, 6450 Hanau | Überwachungs- und Steuerungseinrichtung für Elektrolysezellen mit Quecksilberkathoden |
| US4921584A (en) * | 1987-11-03 | 1990-05-01 | Battelle Memorial Institute | Anode film formation and control |
| US4786379A (en) * | 1988-02-22 | 1988-11-22 | Reynolds Metal Company | Measuring current distribution in an alumina reduction cell |
| RU2113552C1 (ru) | 1997-04-15 | 1998-06-20 | Открытое акционерное общество "Братский алюминиевый завод" | Способ управления технологическим процессом в алюминиевом электролизере |
| US6558526B2 (en) * | 2000-02-24 | 2003-05-06 | Alcoa Inc. | Method of converting Hall-Heroult cells to inert anode cells for aluminum production |
| RU2202004C1 (ru) | 2001-11-19 | 2003-04-10 | Борзых Сергей Дмитриевич | Способ управления алюминиевым электролизером |
| JP2003160893A (ja) * | 2001-11-28 | 2003-06-06 | Sumitomo Metal Mining Co Ltd | 電解槽電圧の管理方法 |
| FR2833274B1 (fr) * | 2001-12-07 | 2004-01-23 | Pechiney Aluminium | Procede et dispositif de detection des effets d'anode d'une cellule d'electrolyse pour la fabrication d'aluminium |
| US6818106B2 (en) * | 2002-01-25 | 2004-11-16 | Alcoa Inc. | Inert anode assembly |
| DE10232612B4 (de) * | 2002-07-12 | 2006-05-18 | Atotech Deutschland Gmbh | Vorrichtung und Verfahren zur Überwachung eines elektrolytischen Prozesses |
| US7282133B2 (en) * | 2004-03-08 | 2007-10-16 | Alcoa Inc. | Cermet inert anode assembly heat radiation shield |
| RU2301288C1 (ru) | 2006-01-10 | 2007-06-20 | Александр Иванович Громыко | Устройство контроля технологических параметров алюминиевых электролизеров |
| US20090236233A1 (en) * | 2008-03-24 | 2009-09-24 | Alcoa Inc. | Aluminum electrolysis cell electrolyte containment systems and apparatus and methods relating to the same |
| CN102409362B (zh) * | 2011-12-26 | 2015-11-18 | 贵阳铝镁设计研究院有限公司 | 铝电解槽通流体不停电焊接控制系统 |
| CN202380104U (zh) * | 2011-12-26 | 2012-08-15 | 贵阳铝镁设计研究院有限公司 | 铝电解槽母线热电在线监测系统 |
-
2013
- 2013-08-19 IN IN2741KON2014 patent/IN2014KN02741A/en unknown
- 2013-08-19 BR BR112015000194-7A patent/BR112015000194B1/pt active IP Right Grant
- 2013-08-19 WO PCT/US2013/000190 patent/WO2014028045A1/en active Application Filing
- 2013-08-19 ES ES13829637T patent/ES2764000T3/es active Active
- 2013-08-19 US US13/987,650 patent/US9982355B2/en active Active
- 2013-08-19 AU AU2013303221A patent/AU2013303221B2/en active Active
- 2013-08-19 CN CN201380037291.5A patent/CN104471116B/zh active Active
- 2013-08-19 RU RU2015108749A patent/RU2626517C2/ru active
- 2013-08-19 CA CA2874252A patent/CA2874252C/en active Active
- 2013-08-19 EP EP13829637.1A patent/EP2885444B1/en active Active
-
2015
- 2015-02-12 SA SA515360034A patent/SA515360034B1/ar unknown
- 2015-03-12 DK DK201570139A patent/DK201570139A1/da not_active Application Discontinuation
-
2018
- 2018-05-24 US US15/988,115 patent/US12006581B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104471116A (zh) | 2015-03-25 |
| US20220316083A1 (en) | 2022-10-06 |
| US20140048421A1 (en) | 2014-02-20 |
| CA2874252A1 (en) | 2014-02-20 |
| SA515360034B1 (ar) | 2017-04-09 |
| DK201570139A1 (en) | 2015-04-13 |
| RU2626517C2 (ru) | 2017-07-28 |
| BR112015000194A8 (pt) | 2018-01-02 |
| ES2764000T3 (es) | 2020-06-01 |
| RU2015108749A (ru) | 2016-10-10 |
| US12006581B2 (en) | 2024-06-11 |
| AU2013303221B2 (en) | 2015-11-19 |
| CN104471116B (zh) | 2019-01-01 |
| AU2013303221A1 (en) | 2014-12-11 |
| EP2885444A1 (en) | 2015-06-24 |
| EP2885444A4 (en) | 2016-05-04 |
| WO2014028045A1 (en) | 2014-02-20 |
| EP2885444B1 (en) | 2019-10-09 |
| BR112015000194B1 (pt) | 2021-05-18 |
| US9982355B2 (en) | 2018-05-29 |
| BR112015000194A2 (pt) | 2017-06-27 |
| IN2014KN02741A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 2015-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20141120 |