SE8302249L - Symmetrisk stromledarsystem for likstromsugn - Google Patents

Symmetrisk stromledarsystem for likstromsugn

Info

Publication number
SE8302249L
SE8302249L SE8302249A SE8302249A SE8302249L SE 8302249 L SE8302249 L SE 8302249L SE 8302249 A SE8302249 A SE 8302249A SE 8302249 A SE8302249 A SE 8302249A SE 8302249 L SE8302249 L SE 8302249L
Authority
SE
Sweden
Prior art keywords
hearth
connections
side wall
point
horizontally
Prior art date
Application number
SE8302249A
Other languages
English (en)
Other versions
SE8302249D0 (sv
SE452542B (sv
Inventor
E Lassander
S-E Stenkvist
Original Assignee
Asea Ab
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 Ab filed Critical Asea Ab
Priority to SE8302249A priority Critical patent/SE452542B/sv
Publication of SE8302249D0 publication Critical patent/SE8302249D0/sv
Priority to DE19843414392 priority patent/DE3414392A1/de
Priority to US06/601,346 priority patent/US4550413A/en
Priority to ZA842960A priority patent/ZA842960B/xx
Priority to JP59079328A priority patent/JPS59205188A/ja
Publication of SE8302249L publication Critical patent/SE8302249L/sv
Publication of SE452542B publication Critical patent/SE452542B/sv

Links

Classifications

    • 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; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • 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
    • 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
    • C21C2005/5235—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace with bottom electrodes
    • 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
    • F27D99/00—Subject matter not provided for in other groups of this subclass
    • F27D99/0001—Heating elements or systems
    • F27D99/0006—Electric heating elements or system
    • F27D2099/0021—Arc heating
    • F27D2099/0023—DC arc heating
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
  • Discharge Heating (AREA)
SE8302249A 1983-04-21 1983-04-21 Likstroms-ljusbagsugn SE452542B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE8302249A SE452542B (sv) 1983-04-21 1983-04-21 Likstroms-ljusbagsugn
DE19843414392 DE3414392A1 (de) 1983-04-21 1984-04-16 Gleichstromlichtbogenofen
US06/601,346 US4550413A (en) 1983-04-21 1984-04-17 Symmetrical current conductor system for a DC arc furnace
ZA842960A ZA842960B (en) 1983-04-21 1984-04-19 Symmetrical current conductor system for a dc furnace
JP59079328A JPS59205188A (ja) 1983-04-21 1984-04-19 直流ア−ク炉

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8302249A SE452542B (sv) 1983-04-21 1983-04-21 Likstroms-ljusbagsugn

Publications (3)

Publication Number Publication Date
SE8302249D0 SE8302249D0 (sv) 1983-04-21
SE8302249L true SE8302249L (sv) 1984-10-22
SE452542B SE452542B (sv) 1987-11-30

Family

ID=20350909

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8302249A SE452542B (sv) 1983-04-21 1983-04-21 Likstroms-ljusbagsugn

Country Status (5)

Country Link
US (1) US4550413A (sv)
JP (1) JPS59205188A (sv)
DE (1) DE3414392A1 (sv)
SE (1) SE452542B (sv)
ZA (1) ZA842960B (sv)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE3817381A1 (de) * 1988-05-18 1989-11-30 Mannesmann Ag Verschleissarme elektrode in gleichstromlichtbogenofen
ES2044352T3 (es) * 1990-09-03 1994-01-01 Asea Brown Boveri Horno de arco electrico de corriente continua.
CH682280A5 (sv) * 1991-06-14 1993-08-13 Asea Brown Boveri
DE4204757C2 (de) * 1992-02-18 2001-02-15 Ald Vacuum Techn Ag Umschmelzofen
DE4240891C2 (de) * 1992-12-04 1995-11-16 Voest Alpine Ind Anlagen Gleichstrom-Lichtbogenofen und Verfahren zu dessen Betreibung
JP3424259B2 (ja) * 1993-04-15 2003-07-07 石川島播磨重工業株式会社 直流アーク炉
WO2000025553A1 (en) * 1998-10-28 2000-05-04 Anglo Operations Limited Dc arc furnace operation
US7075966B2 (en) 2004-05-20 2006-07-11 Hatch, Ltd. Electrode column

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676564A (en) * 1971-08-10 1972-07-11 Tanabe Kakoki Co Power supply equipment for electric smelting furnace of large capacity
SE410654B (sv) * 1978-02-28 1979-10-22 Asea Ab Likstromsljusbagsugn med minst en katodiskt ansluten elektrod och minst en bottnkontakt
SE423275B (sv) * 1979-06-26 1982-04-26 Asea Ab Bottenkontakt vid likstromsljusbagsugn
NO802266L (no) * 1980-07-25 1982-01-26 Elkem Spigerverket As Koblingsorgan, saerlig egnet for bruk i forbindelse med elektrotermiske ovner.
DE3106827A1 (de) * 1981-02-24 1982-09-09 Fried. Krupp Gmbh, 4300 Essen "elektroden- und leiteranordnung eines dreiphasigen lichtbogenofens"
SE437206B (sv) * 1981-02-26 1985-02-11 Asea Ab Likstroms-ljusbagsugn
AT392329B (de) * 1982-06-04 1991-03-11 Steyr Daimler Puch Ag Vorrichtung zur frischladungszufuhr fuer kolben-brennkraftmaschinen mit resonanzaufladung

Also Published As

Publication number Publication date
US4550413A (en) 1985-10-29
JPS59205188A (ja) 1984-11-20
ZA842960B (en) 1984-11-28
DE3414392A1 (de) 1984-11-22
SE8302249D0 (sv) 1983-04-21
SE452542B (sv) 1987-11-30

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