ZA916844B - Direct-current arc furnace - Google Patents

Direct-current arc furnace

Info

Publication number
ZA916844B
ZA916844B ZA916844A ZA916844A ZA916844B ZA 916844 B ZA916844 B ZA 916844B ZA 916844 A ZA916844 A ZA 916844A ZA 916844 A ZA916844 A ZA 916844A ZA 916844 B ZA916844 B ZA 916844B
Authority
ZA
South Africa
Prior art keywords
arc
direct
sector
arc furnace
power supply
Prior art date
Application number
ZA916844A
Other languages
English (en)
Inventor
Sven-Einar Stenkvist
Stenkvist Sven-Einar
Original Assignee
Asea Brown Boveri
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 Asea Brown Boveri filed Critical Asea Brown Boveri
Publication of ZA916844B publication Critical patent/ZA916844B/xx

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00—Arrangement of elements for electric heating in or on furnaces
    • F27D11/08—Heating by electric discharge, e.g. arc discharge
    • F27D11/10—Disposition 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
    • H05B7/06—Electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Discharge Heating (AREA)
  • Furnace Details (AREA)
ZA916844A 1990-09-03 1991-08-29 Direct-current arc furnace ZA916844B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90116866A EP0473809B1 (de) 1990-09-03 1990-09-03 Gleichstrom-Lichtbogenofen

Publications (1)

Publication Number Publication Date
ZA916844B true ZA916844B (en) 1992-05-27

Family

ID=8204419

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA916844A ZA916844B (en) 1990-09-03 1991-08-29 Direct-current arc furnace

Country Status (12)

Country Link
US (1) US5237585A (es)
EP (1) EP0473809B1 (es)
JP (1) JPH04233191A (es)
KR (1) KR920007498A (es)
CN (1) CN1027314C (es)
AT (1) ATE93114T1 (es)
BR (1) BR9103756A (es)
CA (1) CA2049853A1 (es)
DE (1) DE59002344D1 (es)
ES (1) ES2044352T3 (es)
RU (1) RU2013730C1 (es)
ZA (1) ZA916844B (es)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH682280A5 (es) * 1991-06-14 1993-08-13 Asea Brown Boveri
DE4129756C2 (de) * 1991-09-04 1995-06-29 Mannesmann Ag Metallurgisches Gefäß für eine Gleichstromlichtbogeneinrichtung
DE69320564T2 (de) * 1992-07-31 1999-04-29 Danieli & C. Officine Meccaniche S.P.A., Buttrio, Udine Gleichstromlichtbogenofen mit Steuerung der Lichtbogenablenkung
DE4240891C2 (de) * 1992-12-04 1995-11-16 Voest Alpine Ind Anlagen Gleichstrom-Lichtbogenofen und Verfahren zu dessen Betreibung
US5867523A (en) * 1996-05-28 1999-02-02 Hatch Associates Ltd. Electric furnace with conductive hearth
CN1045475C (zh) * 1996-06-21 1999-10-06 宝山钢铁(集团)公司 直流电弧炉通过倾动顶电极控制偏弧的方法
US5999557A (en) * 1998-06-19 1999-12-07 The Broken Hill Proprietary Company Steel making bath control
KR100341319B1 (ko) * 1999-12-30 2002-06-22 김형배 수석가공장치
DE10049959B4 (de) * 2000-10-10 2005-10-06 Georgsmarienhütte Gmbh Elektroofen für die Stahlherstellung
EP1795049B1 (en) 2004-09-01 2016-03-09 Hatch Ltd. System and method for minimizing loss of electrical conduction during input of feed material to a furnace
US20080056327A1 (en) * 2006-08-30 2008-03-06 Hatch Ltd. Method and system for predictive electrode lowering in a furnace
CN101786619B (zh) * 2010-02-10 2012-03-28 黎应和 竖式高温连续石墨化炉
EP3542595B1 (en) * 2016-11-15 2020-11-11 Outotec (Finland) Oy Method for controlling the electric arc in an electric arc furnace and electric arc furnace
CN110081702B (zh) * 2019-05-14 2020-08-11 中冶赛迪工程技术股份有限公司 一种抑制直流电弧炉偏弧方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8001669A (nl) * 1980-03-21 1981-10-16 Estel Hoogovens Bv Vuurvaste constructie van de bodem en het aansluitende haardgedeelte van een schachtoven.
DE3413745C2 (de) * 1983-04-21 1994-03-03 Asea Ab Gleichstromlichtbogenofen
SE452542B (sv) * 1983-04-21 1987-11-30 Asea Ab Likstroms-ljusbagsugn
SE452690B (sv) * 1983-07-07 1987-12-07 Asea Ab Likstroms-ljusbagsugn
DE3471868D1 (en) * 1984-01-31 1988-07-07 Bbc Brown Boveri & Cie Bottom electrode for direct current arc furnace
DE3534750A1 (de) * 1985-09-28 1987-04-16 Krupp Gmbh Boden eines elektrisch beheizten schmelzofens, insbesondere eines gleichstromofens
FR2602318B1 (fr) * 1986-08-01 1988-11-10 Clecim Sa Four a arc alimente a partir d'une source de courant continu pour la fusion continue de ferrailles
FR2602320B1 (fr) * 1986-08-01 1989-12-29 Clecim Sa Procede de fusion de ferraille et four electrique pour la mise en oeuvre du procede
US5173920A (en) * 1989-08-21 1992-12-22 Asea Brown Boveri Ltd. Direct-current electric-arc furnace
US5052018A (en) * 1989-10-12 1991-09-24 Deutsche Voest-Alpine Industrieanlagen Gmbh Anode for a direct current arc furnace
CH680086A5 (es) * 1990-05-09 1992-06-15 Asea Brown Boveri

Also Published As

Publication number Publication date
RU2013730C1 (ru) 1994-05-30
KR920007498A (ko) 1992-04-28
CN1027314C (zh) 1995-01-04
CA2049853A1 (en) 1992-03-04
US5237585A (en) 1993-08-17
JPH04233191A (ja) 1992-08-21
ATE93114T1 (de) 1993-08-15
DE59002344D1 (de) 1993-09-16
EP0473809B1 (de) 1993-08-11
EP0473809A1 (de) 1992-03-11
CN1059594A (zh) 1992-03-18
ES2044352T3 (es) 1994-01-01
BR9103756A (pt) 1992-05-19

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