CA1050474A - Sensing and controlling resistance noise component in electrolytic reduction cell - Google Patents
Sensing and controlling resistance noise component in electrolytic reduction cellInfo
- Publication number
- CA1050474A CA1050474A CA192,693A CA192693A CA1050474A CA 1050474 A CA1050474 A CA 1050474A CA 192693 A CA192693 A CA 192693A CA 1050474 A CA1050474 A CA 1050474A
- Authority
- CA
- Canada
- Prior art keywords
- bath
- reduction cell
- resistance
- electrode means
- determining
- 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
- 230000009467 reduction Effects 0.000 title claims abstract description 63
- 238000000034 method Methods 0.000 claims abstract description 33
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 17
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 14
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 33
- 229910001610 cryolite Inorganic materials 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 4
- 230000006872 improvement Effects 0.000 claims 3
- 238000005065 mining Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000001627 detrimental effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 31
- 230000033001 locomotion Effects 0.000 description 11
- 230000000670 limiting effect Effects 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 230000001629 suppression Effects 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000012840 feeding operation Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 101150087426 Gnal gene Proteins 0.000 description 1
- 125000000205 L-threonino group Chemical group [H]OC(=O)[C@@]([H])(N([H])[*])[C@](C([H])([H])[H])([H])O[H] 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003872 feeding technique Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000005303 weighing 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)
- Adhesives Or Adhesive Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US334233A US3878070A (en) | 1972-10-18 | 1973-02-21 | Apparatus for and method of producing metal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1050474A true CA1050474A (en) | 1979-03-13 |
Family
ID=23306232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA192,693A Expired CA1050474A (en) | 1973-02-21 | 1974-02-15 | Sensing and controlling resistance noise component in electrolytic reduction cell |
Country Status (12)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2202004C1 (ru) * | 2001-11-19 | 2003-04-10 | Борзых Сергей Дмитриевич | Способ управления алюминиевым электролизером |
| RU2217528C1 (ru) * | 2002-07-05 | 2003-11-27 | Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" | Способ управления тепловым режимом алюминиевого электролизера |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3345273A (en) * | 1964-02-04 | 1967-10-03 | Reynolds Metals Co | Method of and apparatus for indicating anode positions |
| FR1457746A (fr) * | 1964-09-29 | 1966-01-24 | Reynolds Metals Co | Perfectionnements apportés aux moyens de commande pour cuves de réduction |
| US3712857A (en) * | 1968-05-20 | 1973-01-23 | Reynolds Metals Co | Method for controlling a reduction cell |
| RO59532A (enrdf_load_stackoverflow) * | 1970-10-13 | 1976-03-15 | ||
| JPS5244286A (en) * | 1975-09-30 | 1977-04-07 | Iwashiya Sawadakenzou Shoten:Kk | Shaking incubator |
-
1974
- 1974-02-13 ZA ZA00740950A patent/ZA74950B/xx unknown
- 1974-02-15 CA CA192,693A patent/CA1050474A/en not_active Expired
- 1974-02-18 CH CH221374A patent/CH594065A5/xx not_active IP Right Cessation
- 1974-02-19 AT AT132674A patent/AT344407B/de not_active IP Right Cessation
- 1974-02-20 NO NO740558A patent/NO143877C/no unknown
- 1974-02-20 DE DE19742408150 patent/DE2408150A1/de not_active Withdrawn
- 1974-02-20 IN IN354/CAL/74A patent/IN139544B/en unknown
- 1974-02-21 GB GB791574A patent/GB1440694A/en not_active Expired
- 1974-02-21 JP JP49020974A patent/JPS5741557B2/ja not_active Expired
- 1974-02-21 FR FR7405896A patent/FR2219239B1/fr not_active Expired
- 1974-02-21 BR BR741316A patent/BR7401316D0/pt unknown
- 1974-02-25 IT IT48670/74A patent/IT1013057B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NO143877B (no) | 1981-01-19 |
| JPS5035013A (enrdf_load_stackoverflow) | 1975-04-03 |
| DE2408150A1 (de) | 1974-08-22 |
| ATA132674A (de) | 1977-11-15 |
| AT344407B (de) | 1978-07-25 |
| BR7401316D0 (pt) | 1974-10-29 |
| FR2219239A1 (enrdf_load_stackoverflow) | 1974-09-20 |
| IT1013057B (it) | 1977-03-30 |
| NO143877C (no) | 1981-04-29 |
| CH594065A5 (enrdf_load_stackoverflow) | 1977-12-30 |
| FR2219239B1 (enrdf_load_stackoverflow) | 1978-10-27 |
| ZA74950B (en) | 1975-01-29 |
| GB1440694A (en) | 1976-06-23 |
| IN139544B (enrdf_load_stackoverflow) | 1976-06-26 |
| JPS5741557B2 (enrdf_load_stackoverflow) | 1982-09-03 |
| NO740558L (no) | 1974-08-22 |
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