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CA2029285A1 - Four a arc electrique, a courant continu - Google Patents

Four a arc electrique, a courant continu

Info

Publication number
CA2029285A1
CA2029285A1 CA2029285A CA2029285A CA2029285A1 CA 2029285 A1 CA2029285 A1 CA 2029285A1 CA 2029285 A CA2029285 A CA 2029285A CA 2029285 A CA2029285 A CA 2029285A CA 2029285 A1 CA2029285 A1 CA 2029285A1
Authority
CA
Canada
Prior art keywords
conductors
direct current
current electric
electric arc
arc furnace
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.)
Granted
Application number
CA2029285A
Other languages
English (en)
Other versions
CA2029285C (fr
Inventor
Yoshizo Suga
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2029285A1 publication Critical patent/CA2029285A1/fr
Application granted granted Critical
Publication of CA2029285C publication Critical patent/CA2029285C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/11—Arrangements for conducting current to the electrode terminals
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/02—Details
    • H05B7/144—Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes
    • H05B7/148—Automatic control of power
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
  • Discharge Heating (AREA)
CA002029285A 1989-11-06 1990-11-05 Four a arc electrique, a courant continu Expired - Fee Related CA2029285C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP287364/89 1989-11-06
JP28736489 1989-11-06

Publications (2)

Publication Number Publication Date
CA2029285A1 true CA2029285A1 (fr) 1991-05-07
CA2029285C CA2029285C (fr) 1994-06-07

Family

ID=17716407

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002029285A Expired - Fee Related CA2029285C (fr) 1989-11-06 1990-11-05 Four a arc electrique, a courant continu

Country Status (5)

Country Link
US (1) US5138630A (fr)
JP (1) JPH03221781A (fr)
KR (1) KR940001766B1 (fr)
CA (1) CA2029285C (fr)
DE (1) DE4035233C2 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014911A1 (fr) * 1990-03-19 1991-10-03 Kawasaki Steel Corporation Four electrique de fonte de metal a courant continu
DE4118756C2 (de) * 1991-06-06 1995-11-30 Mannesmann Ag Gleichstromlichtbogenofen
CH682280A5 (fr) * 1991-06-14 1993-08-13 Asea Brown Boveri
CH682281A5 (fr) * 1991-06-20 1993-08-13 Asea Brown Boveri
DE4126627C2 (de) * 1991-08-12 1994-11-24 Voest Alpine Ind Anlagen Anode für einen Gleichstrom-Lichtbogenofen
ATE170357T1 (de) * 1992-07-31 1998-09-15 Danieli Off Mecc Gleichstromlichtbogenofen mit steuerung der lichtbogenablenkung
DE4240891C2 (de) * 1992-12-04 1995-11-16 Voest Alpine Ind Anlagen Gleichstrom-Lichtbogenofen und Verfahren zu dessen Betreibung
FR2704710B1 (fr) * 1993-04-30 1995-06-23 Cegelec Metals Systems Dispositif convertisseur de puissance perfectionné pour l'alimentation en courant continu d'un four électrique à arc.
FR2704709B1 (fr) * 1993-04-30 1995-06-23 Cegelec Metals Systems Dispositif convertisseur de puissance pour l'alimentation en courant continu d'un four électrique à arc.
DE4338555C1 (de) * 1993-11-08 1995-04-13 Mannesmann Ag Gleichstrom-Lichtbogenofen
US5673285A (en) * 1994-06-27 1997-09-30 Electro-Pyrolysis, Inc. Concentric electrode DC arc systems and their use in processing waste materials
DE4446542A1 (de) * 1994-12-24 1996-06-27 Abb Management Ag Ofengefäß für einen Gleichstrom-Lichtbogenofen
JP3456066B2 (ja) * 1995-09-19 2003-10-14 三菱電機株式会社 アーク制御装置
DE29602191U1 (de) * 1996-02-08 1996-03-21 Badische Stahl-Engineering GmbH, 77694 Kehl Bodenelektrode
US6549557B1 (en) 2001-05-18 2003-04-15 Ucar Carbon Compan, Inc. AC arc furnace with auxiliary electromagnetic coil system for control of arc deflection
BRPI0515356B1 (pt) 2004-09-01 2017-10-10 Hatch Ltd. "electric oven and method for operating an electric oven"
US20080056327A1 (en) * 2006-08-30 2008-03-06 Hatch Ltd. Method and system for predictive electrode lowering in a furnace
DE102014206008A1 (de) * 2014-03-31 2015-10-01 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur dynamischen Einstellung eines Elektrolichtbogenofens
ITUB20152674A1 (it) * 2015-07-30 2017-01-30 Danieli Automation Spa Apparato e metodo di alimentazione elettrica di un forno elettrico ad arco
RU2664076C2 (ru) * 2016-06-29 2018-08-14 Сергей Маркович Нехамин Электродуговая печь для переработки материалов, установка для электродуговой переработки материалов и способ работы установки
US11009293B2 (en) * 2018-02-11 2021-05-18 Wen Yu Direct current smelting electric furnace

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794174A (fr) * 1972-01-18 1973-05-16 British Steel Corp Fours a arc
GB1488877A (en) * 1974-03-12 1977-10-12 British Steel Corp Arc furnaces
SE7503782L (sv) * 1975-04-02 1976-10-03 Asea Ab Sett och anordning for smeltreduktion av finkornigt jernoxidhaltigt material
SE437206B (sv) * 1981-02-26 1985-02-11 Asea Ab Likstroms-ljusbagsugn
US4461010A (en) * 1982-07-29 1984-07-17 Electro-Petroleum, Inc. Power supply circuit for a direct current arc furnace
DE3541294A1 (de) * 1984-12-21 1986-06-26 BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau Parallel-serie-schaltung der hauptelektrode eines gleichstrom-lichtbogenofens
FR2588432B1 (fr) * 1985-10-04 1987-11-27 Jeumont Schneider Dispositif d'alimentation en courant continu d'au moins deux charges electriques ayant une polarite commune, en particulier pour l'alimentation d'arcs electriques multiples

Also Published As

Publication number Publication date
KR940001766B1 (ko) 1994-03-05
US5138630A (en) 1992-08-11
JPH03221781A (ja) 1991-09-30
KR910011089A (ko) 1991-06-29
DE4035233C2 (de) 1995-11-16
DE4035233A1 (de) 1991-05-23
CA2029285C (fr) 1994-06-07

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed