NO125355B - - Google Patents
Download PDFInfo
- Publication number
- NO125355B NO125355B NO5091/69A NO509169A NO125355B NO 125355 B NO125355 B NO 125355B NO 5091/69 A NO5091/69 A NO 5091/69A NO 509169 A NO509169 A NO 509169A NO 125355 B NO125355 B NO 125355B
- Authority
- NO
- Norway
- Prior art keywords
- voltage
- bath
- integrator
- relays
- control unit
- Prior art date
Links
- 238000005868 electrolysis reaction Methods 0.000 claims description 23
- 230000033228 biological regulation Effects 0.000 claims description 14
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000009467 reduction Effects 0.000 claims description 7
- 238000012937 correction Methods 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 4
- 238000007654 immersion Methods 0.000 claims description 3
- 238000004088 simulation Methods 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 34
- 230000008569 process Effects 0.000 description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 11
- 229910052782 aluminium Inorganic materials 0.000 description 10
- 230000010287 polarization Effects 0.000 description 6
- 229940037003 alum Drugs 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 229910001610 cryolite Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 241001575025 Larisa Species 0.000 description 1
- 206010038743 Restlessness Diseases 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 241000473945 Theria <moth genus> Species 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 201000006549 dyspepsia Diseases 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 208000024798 heartburn Diseases 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 208000024981 pyrosis Diseases 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 230000009466 transformation 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
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6818752A NL6818752A (ro) | 1968-12-27 | 1968-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO125355B true NO125355B (ro) | 1972-08-28 |
Family
ID=19805498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO5091/69A NO125355B (ro) | 1968-12-27 | 1969-12-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3674674A (ro) |
| CA (1) | CA934326A (ro) |
| DE (1) | DE1964446A1 (ro) |
| NL (1) | NL6818752A (ro) |
| NO (1) | NO125355B (ro) |
| SE (1) | SE359319B (ro) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH560765A5 (ro) * | 1972-07-18 | 1975-04-15 | Alusuisse | |
| US3888747A (en) * | 1972-10-18 | 1975-06-10 | Nat Southwire Aluminum | Method of and apparatus for producing metal |
| US3871984A (en) * | 1973-09-17 | 1975-03-18 | Reynolds Metals Co | Transmission of pot line control signals |
| US3875030A (en) * | 1973-09-17 | 1975-04-01 | Reynolds Metals Co | Detection of grounded anodes |
| US4217197A (en) * | 1979-07-18 | 1980-08-12 | Gewerkschaft Eisenhutte Westfalia | Apparatus for removing anode residue from anodes of electrolytic melt baths |
| US6855241B2 (en) | 2002-04-22 | 2005-02-15 | Forrest M. Palmer | Process and apparatus for smelting aluminum |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH417125A (de) * | 1963-08-30 | 1966-07-15 | Alusuisse | Verfahren zur automatischen Regelung der Klemmenspannung bei einer Anlage zur elektrolytischen Gewinnung von Aluminium im Fluoridschmelzfluss und mit der entsprechenden Reguliervorrichtung versehene Anlage |
| US3317413A (en) * | 1963-09-23 | 1967-05-02 | Pechiney Cie De Produits | Control of alumina content during igneous electrolysis |
| FR1397946A (fr) * | 1964-01-14 | 1965-05-07 | Pechiney | Procédé pour la prévision des brûlures, l'alimentation systématique et la régulation automatique du système anodique des cuves pour l'électrolyse ignée de l'alumine |
| NL130687C (ro) * | 1965-05-28 | |||
| US3539461A (en) * | 1967-10-19 | 1970-11-10 | Kaiser Aluminium Chem Corp | Anode effect termination |
| US3485727A (en) * | 1968-07-17 | 1969-12-23 | Reynolds Metals Co | Voltage control in aluminum electrolysis cells during flex-raise period |
-
1968
- 1968-12-27 NL NL6818752A patent/NL6818752A/xx unknown
-
1969
- 1969-12-22 US US887299A patent/US3674674A/en not_active Expired - Lifetime
- 1969-12-23 SE SE17920/69A patent/SE359319B/xx unknown
- 1969-12-23 DE DE19691964446 patent/DE1964446A1/de active Pending
- 1969-12-23 CA CA070688A patent/CA934326A/en not_active Expired
- 1969-12-23 NO NO5091/69A patent/NO125355B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1964446A1 (de) | 1970-11-26 |
| CA934326A (en) | 1973-09-25 |
| US3674674A (en) | 1972-07-04 |
| SE359319B (ro) | 1973-08-27 |
| NL6818752A (ro) | 1970-06-30 |
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