ZA924424B - Direct-current arc furnace - Google Patents

Direct-current arc furnace

Info

Publication number
ZA924424B
ZA924424B ZA924424A ZA924424A ZA924424B ZA 924424 B ZA924424 B ZA 924424B ZA 924424 A ZA924424 A ZA 924424A ZA 924424 A ZA924424 A ZA 924424A ZA 924424 B ZA924424 B ZA 924424B
Authority
ZA
South Africa
Prior art keywords
direct
arc furnace
current arc
electromagnet
melt
Prior art date
Application number
ZA924424A
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 ZA924424B publication Critical patent/ZA924424B/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
    • H05B7/005—Electrical diagrams
    • 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
    • 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
    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
  • Discharge Heating (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Physical Vapour Deposition (AREA)
ZA924424A 1991-06-20 1992-06-17 Direct-current arc furnace ZA924424B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1827/91A CH682281A5 (fr) 1991-06-20 1991-06-20

Publications (1)

Publication Number Publication Date
ZA924424B true ZA924424B (en) 1993-03-31

Family

ID=4219527

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA924424A ZA924424B (en) 1991-06-20 1992-06-17 Direct-current arc furnace

Country Status (15)

Country Link
US (1) US5317591A (fr)
EP (1) EP0519319B1 (fr)
JP (1) JPH05187774A (fr)
KR (1) KR930001754A (fr)
CN (1) CN1026152C (fr)
AT (1) ATE159403T1 (fr)
AU (1) AU651214B2 (fr)
BR (1) BR9202319A (fr)
CA (1) CA2071171A1 (fr)
CH (1) CH682281A5 (fr)
DE (1) DE59208966D1 (fr)
FI (1) FI922853A (fr)
MX (1) MX9202979A (fr)
TW (1) TW240253B (fr)
ZA (1) ZA924424B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4338555C1 (de) * 1993-11-08 1995-04-13 Mannesmann Ag 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
IT1289001B1 (it) * 1996-10-14 1998-09-25 Danieli Off Mecc Sistema per l'agitazione elettromagnetica del metallo liquido in forni elettrici ad arco a corrente continua
US5956366A (en) * 1997-02-26 1999-09-21 Nkk Steel Engineering, Inc. Arc furnace and method in which molten material is stirred and the arc is guided
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
CN100451514C (zh) * 2005-06-30 2009-01-14 东北大学 一种直流电弧感应炉
DE102008006965A1 (de) * 2008-01-31 2009-08-06 Siemens Aktiengesellschaft Verfahren zur Ermittlung eines Strahlungsmaßes für eine thermische Strahlung, Lichtbogenofen, eine Signalverarbeitungseinrichtung sowie Programmcode und ein Speichermedium zur Durchführung des Verfahrens
JP5977080B2 (ja) * 2012-05-23 2016-08-24 株式会社 東北テクノアーチ 金属材料の溶解装置および金属材料の溶解方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR593283A (fr) * 1924-11-07 1925-08-20 Four électrique à arc tournant
US2727936A (en) * 1954-11-23 1955-12-20 Westinghouse Electric Corp Titanium furnace
DE1053690B (de) * 1955-05-04 1959-03-26 Degussa Einrichtung zum Lokalisieren des Lichtbogens mit einer den Auftreffpunkt des Lichtbogens durch ihr magnetisches Feld beeinflussenden Magnetspule bei Lichtbogenoefen
GB939521A (en) * 1961-03-02 1963-10-16 United States Steel Corp A consumable electrode melting furnace and process
FR1422830A (fr) * 1963-09-24 1966-01-03 Union Carbide Corp Appareil et procédé de fusion avec porte-électrode
US3683094A (en) * 1971-02-18 1972-08-08 Max P Schlienger Arc positioning system for rotating electrode wheel arc furnace
JPS5440957B2 (fr) * 1972-04-12 1979-12-06
CH587598A5 (fr) * 1974-06-19 1977-05-13 Asea Ab
SE390688B (sv) * 1974-07-23 1977-01-03 Asea Ab Anordning vid likstromsmatade ljusbagsugnar
US4149024A (en) * 1974-07-23 1979-04-10 Asea Aktiebolag Arc furnace for reducing metal oxides and method for operating such a furnace
SE396226B (sv) * 1974-09-20 1977-09-12 Asea Ab Sett och anordning for behandling av en metallsmelta
SE396265B (sv) * 1975-01-14 1977-09-12 Asea Ab Anordning for likstromsmatade ljusbagsugnar
SE396531B (sv) * 1975-11-06 1977-09-19 Asea Ab Anordning vid likstromsmatade ljusbagsugnar
SE7605217L (sv) * 1976-05-07 1977-11-08 Asea Ab Smeltkontaktelektrod
SE402043B (sv) * 1976-10-04 1978-06-12 Asea Ab Anordning vid likstroms-ljusbagsugn
JPS5624357A (en) * 1979-08-03 1981-03-07 Nippon Telegr & Teleph Corp <Ntt> Electrophotographic receptor
JPS5628359A (en) * 1979-08-16 1981-03-19 Kiyoshi Nishimoto Spherical valve and manufacture thereof
JPS5813826A (ja) * 1981-06-26 1983-01-26 Nisshoku Corp 法面の起伏に沿うネツトによる緑化工法
US4435811A (en) * 1982-01-26 1984-03-06 Owens-Corning Fiberglas Corporation Current distribution for glass-melting furnaces
US4495625A (en) * 1983-07-05 1985-01-22 Westinghouse Electric Corp. Magnetic field stabilized transferred arc furnace
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
FR2602351B1 (fr) * 1986-08-01 1988-09-09 Clecim Sa Procede de stabilisation des arcs electriques dans un four de fusion de ferraille et four perfectionne pour la mise en oeuvre du procede
JPH0197394A (ja) * 1987-10-09 1989-04-14 Daido Steel Co Ltd 直流アーク炉のアーク制御方法
US5138630A (en) * 1989-11-06 1992-08-11 Nkk Corporation Direct current electric arc furnace
CH680086A5 (fr) * 1990-05-09 1992-06-15 Asea Brown Boveri

Also Published As

Publication number Publication date
CN1026152C (zh) 1994-10-05
CH682281A5 (fr) 1993-08-13
FI922853A0 (fi) 1992-06-18
CA2071171A1 (fr) 1992-12-21
ATE159403T1 (de) 1997-11-15
AU651214B2 (en) 1994-07-14
EP0519319B1 (fr) 1997-10-15
BR9202319A (pt) 1993-01-19
CN1069331A (zh) 1993-02-24
TW240253B (fr) 1995-02-11
US5317591A (en) 1994-05-31
EP0519319A1 (fr) 1992-12-23
DE59208966D1 (de) 1997-11-20
AU1827292A (en) 1992-12-24
FI922853A (fi) 1992-12-21
JPH05187774A (ja) 1993-07-27
MX9202979A (es) 1993-02-01
KR930001754A (ko) 1993-01-16

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