NO166821C - Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium. - Google Patents

Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.

Info

Publication number
NO166821C
NO166821C NO850700A NO850700A NO166821C NO 166821 C NO166821 C NO 166821C NO 850700 A NO850700 A NO 850700A NO 850700 A NO850700 A NO 850700A NO 166821 C NO166821 C NO 166821C
Authority
NO
Norway
Prior art keywords
aluminum
overs
procedure
supply
electric
Prior art date
Application number
NO850700A
Other languages
English (en)
Norwegian (no)
Other versions
NO850700L (no
NO166821B (no
Inventor
Johannes Aalbu
Tom Moen
Marit Stangeland Aalbu
Peter Borg
Original Assignee
Aardal & Sunndal Verk As
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Aardal & Sunndal Verk As filed Critical Aardal & Sunndal Verk As
Priority to NO850700A priority Critical patent/NO166821C/no
Priority to EP86901526A priority patent/EP0211924B1/en
Priority to JP61501382A priority patent/JP2641202B2/ja
Priority to US06/929,291 priority patent/US4766552A/en
Priority to BR8605479A priority patent/BR8605479A/pt
Priority to PCT/NO1986/000017 priority patent/WO1986005008A1/en
Priority to DE8686901526T priority patent/DE3682458D1/de
Priority to AT86901526T priority patent/ATE69515T1/de
Priority to AU54557/86A priority patent/AU588861B2/en
Priority to NZ215206A priority patent/NZ215206A/xx
Priority to IS3077A priority patent/IS1508B/is
Priority to GR860492A priority patent/GR860492B/el
Priority to CA000502303A priority patent/CA1304040C/en
Priority to ES552216A priority patent/ES8707567A1/es
Priority to AR303204A priority patent/AR240487A1/es
Publication of NO850700L publication Critical patent/NO850700L/no
Publication of NO166821B publication Critical patent/NO166821B/no
Publication of NO166821C publication Critical patent/NO166821C/no

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • G05B13/04—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric involving the use of models or simulators
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Medical Informatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Evolutionary Computation (AREA)
  • Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
NO850700A 1985-02-21 1985-02-21 Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium. NO166821C (no)

Priority Applications (15)

Application Number Priority Date Filing Date Title
NO850700A NO166821C (no) 1985-02-21 1985-02-21 Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.
EP86901526A EP0211924B1 (en) 1985-02-21 1986-02-17 Method of controlling the alumina feed into reduction cells for producing aluminium
JP61501382A JP2641202B2 (ja) 1985-02-21 1986-02-17 アルミニウム製造用還元電解槽へのアルミナの供給制御方法
US06/929,291 US4766552A (en) 1985-02-21 1986-02-17 Method of controlling the alumina feed into reduction cells for producing aluminum
BR8605479A BR8605479A (pt) 1985-02-21 1986-02-17 Processo para controlar a alumina alimentada a celulas de reducao para produzir aluminio
PCT/NO1986/000017 WO1986005008A1 (en) 1985-02-21 1986-02-17 Method of controlling the alumina feed into reduction cells for producing aluminium
DE8686901526T DE3682458D1 (de) 1985-02-21 1986-02-17 Regelverfahren der aluminzufuhr zu reduktionszellen bei der aluminiumherstellung.
AT86901526T ATE69515T1 (de) 1985-02-21 1986-02-17 Regelverfahren der aluminzufuhr zu reduktionszellen bei der aluminiumherstellung.
AU54557/86A AU588861B2 (en) 1985-02-21 1986-02-17 Method of controlling the alumina feed into reduction cells for producing aluminium
NZ215206A NZ215206A (en) 1985-02-21 1986-02-18 Controlling alumina feed to reduction cell for optimum cell operation
IS3077A IS1508B (is) 1985-02-21 1986-02-18 Aðferð til að skammta súrál á rafgreiningarker til álframleiðslu
GR860492A GR860492B (en) 1985-02-21 1986-02-20 Method for controlling the alumina feed to reduction cells for the production of aluminium
CA000502303A CA1304040C (en) 1985-02-21 1986-02-20 Method of controlling the alumina feed into reduction cells for producingaluminium
ES552216A ES8707567A1 (es) 1985-02-21 1986-02-20 Metodo para controlar la alimentacion de alumina a celdas de reduccion para producir aluminio
AR303204A AR240487A1 (es) 1985-02-21 1986-02-21 Metodo de carga o suministro de alumina en celdas electroliticas para obtener aluminio.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO850700A NO166821C (no) 1985-02-21 1985-02-21 Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.

Publications (3)

Publication Number Publication Date
NO850700L NO850700L (no) 1986-08-22
NO166821B NO166821B (no) 1991-05-27
NO166821C true NO166821C (no) 1991-09-04

Family

ID=19888137

Family Applications (1)

Application Number Title Priority Date Filing Date
NO850700A NO166821C (no) 1985-02-21 1985-02-21 Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.

Country Status (15)

Country Link
US (1) US4766552A (pt)
EP (1) EP0211924B1 (pt)
JP (1) JP2641202B2 (pt)
AR (1) AR240487A1 (pt)
AT (1) ATE69515T1 (pt)
AU (1) AU588861B2 (pt)
BR (1) BR8605479A (pt)
CA (1) CA1304040C (pt)
DE (1) DE3682458D1 (pt)
ES (1) ES8707567A1 (pt)
GR (1) GR860492B (pt)
IS (1) IS1508B (pt)
NO (1) NO166821C (pt)
NZ (1) NZ215206A (pt)
WO (1) WO1986005008A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2581660B1 (fr) * 1985-05-07 1987-06-05 Pechiney Aluminium Procede de regulation precise d'une faible teneur en alumine dans une cuve d'electrolyse ignee pour la production d'aluminium
DE3839675C2 (de) * 1988-11-24 1996-02-15 Lawrenz Wolfhard Optimierer für ein parameterabhängiges Steuerungssystem
ATE133721T1 (de) * 1989-02-24 1996-02-15 Comalco Alu Kontrollverfahren für aluminium-schmelzflussöfen
AU633227B2 (en) * 1989-02-24 1993-01-21 Comalco Aluminium Limited Process for controlling aluminium smelting cells
ES2075401T3 (es) * 1990-05-04 1995-10-01 Alusuisse Lonza Services Ag Regulacion y estabilizacion del contenido de alf3 en una celda de electrolisis de aluminio.
WO1997009468A1 (en) * 1995-09-01 1997-03-13 Auckland Uniservices Limited Measurement of alumina in reduction pots
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
CA2230882C (en) 1997-03-14 2004-08-17 Dubai Aluminium Company Limited Intelligent control of aluminium reduction cells using predictive and pattern recognition techniques
DE10023690A1 (de) * 2000-05-16 2001-11-22 Philips Corp Intellectual Pty Gerät mit einem Regelkreis
FR2830875B1 (fr) * 2001-10-15 2004-05-28 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse pour la production d'aluminium
US6837982B2 (en) 2002-01-25 2005-01-04 Northwest Aluminum Technologies Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell
US7036097B1 (en) 2004-11-30 2006-04-25 Alcan International Limited Method for designing a cascade of digital filters for use in controling an electrolysis cell
CN100355943C (zh) * 2004-11-30 2007-12-19 中国铝业股份有限公司 氧化铝下料秤下料静态逻辑控制器
NO328080B1 (no) 2007-11-19 2009-11-30 Norsk Hydro As Fremgangsmate og anordning for styring av en elektrolysecelle
US8088269B1 (en) * 2009-07-21 2012-01-03 Alcoa Inc. System and method for measuring alumina qualities and communicating the same
CN102965692B (zh) * 2012-11-16 2015-04-29 中国铝业股份有限公司 一种铝电解槽自动兑料控制装置
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
US9996074B2 (en) 2016-09-21 2018-06-12 International Business Machines Corporation System and predictive modeling method for smelting process control based on multi-source information with heterogeneous relatedness
CN110129832B (zh) * 2019-06-21 2021-04-09 广西大学 一种铝电解过程槽电压的多目标优化方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB128491A (en) * 1918-11-01 1919-06-26 Ernest Malcolm Kelly Improvements in and relating to Steering Gears for Ships and other Floating Structures.
GB150762A (en) * 1919-04-04 1920-09-06 Robert James Anderson Improvements in and relating to furnaces or kilns
FI63497C (fi) * 1972-07-21 1983-06-10 Asea Ab Sjaelvinstaellande regulator
JPS52114246A (en) * 1976-03-22 1977-09-24 Toshiba Corp Elastic surface wave device
GB1583545A (en) * 1976-08-04 1981-01-28 Martin Sanchez J Control systems
AU528431B2 (en) * 1980-07-18 1983-04-28 Tokyo Shibaura Denki Kabushiki Kaisha Process control
FR2487386A1 (fr) * 1980-07-23 1982-01-29 Pechiney Aluminium Procede et appareillage pour reguler de facon precise la cadence d'introduction et la teneur en alumine d'une cuve d'electrolyse ignee, et application a la production d'aluminium
US4368510A (en) * 1980-10-20 1983-01-11 Leeds & Northrup Company Automatic identification system for self tuning process controller
US4425201A (en) * 1982-01-27 1984-01-10 Reynolds Metals Company Method for improved alumina control in aluminum electrolytic cells
US4539633A (en) * 1982-06-16 1985-09-03 Tokyo Shibaura Denki Kabushiki Kaisha Digital PID process control apparatus
EP0128491B1 (en) * 1983-06-03 1989-12-13 Omron Tateisi Electronics Co. Time-discrete adaptive switching on-off-controller
JPH07104715B2 (ja) * 1984-01-18 1995-11-13 株式会社日立製作所 パラメ−タの同定方法

Also Published As

Publication number Publication date
US4766552A (en) 1988-08-23
GR860492B (en) 1986-06-24
NO850700L (no) 1986-08-22
JP2641202B2 (ja) 1997-08-13
AU588861B2 (en) 1989-09-28
JPS62502051A (ja) 1987-08-13
ES552216A0 (es) 1987-08-01
WO1986005008A1 (en) 1986-08-28
ES8707567A1 (es) 1987-08-01
NO166821B (no) 1991-05-27
BR8605479A (pt) 1987-04-22
NZ215206A (en) 1989-10-27
IS3077A7 (is) 1986-08-22
EP0211924B1 (en) 1991-11-13
CA1304040C (en) 1992-06-23
IS1508B (is) 1992-09-29
ATE69515T1 (de) 1991-11-15
AU5455786A (en) 1986-09-10
DE3682458D1 (de) 1991-12-19
AR240487A1 (es) 1990-04-30
EP0211924A1 (en) 1987-03-04

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