CA966552A - Arrangement for measuring the crater voltages in a three-phase electric furnace - Google Patents

Arrangement for measuring the crater voltages in a three-phase electric furnace

Info

Publication number
CA966552A
CA966552A CA154,444A CA154444A CA966552A CA 966552 A CA966552 A CA 966552A CA 154444 A CA154444 A CA 154444A CA 966552 A CA966552 A CA 966552A
Authority
CA
Canada
Prior art keywords
crater
voltages
measuring
arrangement
electric 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.)
Expired
Application number
CA154,444A
Other languages
English (en)
Other versions
CA154444S (en
Inventor
Oluf C. Bockman
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.)
Elkem ASA
Original Assignee
Elkem Spigerverket 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 Elkem Spigerverket AS filed Critical Elkem Spigerverket AS
Application granted granted Critical
Publication of CA966552A publication Critical patent/CA966552A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H05B7/02—Details

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Discharge Heating (AREA)
  • Furnace Details (AREA)
  • Combustion Methods Of Internal-Combustion Engines (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
CA154,444A 1971-10-22 1972-10-23 Arrangement for measuring the crater voltages in a three-phase electric furnace Expired CA966552A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO03919/71A NO126288B (enExample) 1971-10-22 1971-10-22

Publications (1)

Publication Number Publication Date
CA966552A true CA966552A (en) 1975-04-22

Family

ID=19879931

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,444A Expired CA966552A (en) 1971-10-22 1972-10-23 Arrangement for measuring the crater voltages in a three-phase electric furnace

Country Status (8)

Country Link
US (1) US3757021A (enExample)
JP (1) JPS5314783B2 (enExample)
CA (1) CA966552A (enExample)
DE (1) DE2251503C3 (enExample)
FR (1) FR2156925B1 (enExample)
IT (1) IT968855B (enExample)
NO (1) NO126288B (enExample)
ZA (1) ZA727072B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410564A (en) * 1990-03-19 1995-04-25 Kawasaki Steel Corporation Direct current electric furnace for melting metal
DE19711453C2 (de) * 1997-03-19 1999-02-25 Siemens Ag Verfahren zur Regelung bzw. Steuerung eines Schmelzprozesses in einem Drehstrom-Lichtbogenofen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1765514B1 (de) * 1968-05-31 1971-08-26 Knapsack Ag Regeleinrichtung zum betrieb eines mehrphasen elektroofens
US3597518A (en) * 1970-02-27 1971-08-03 Robicon Corp Electric arc furnace control

Also Published As

Publication number Publication date
IT968855B (it) 1974-03-20
JPS5314783B2 (enExample) 1978-05-19
NO126288B (enExample) 1973-01-15
US3757021A (en) 1973-09-04
DE2251503C3 (de) 1981-11-19
ZA727072B (en) 1974-05-29
JPS4851343A (enExample) 1973-07-19
DE2251503B2 (de) 1981-03-19
DE2251503A1 (de) 1973-04-26
FR2156925A1 (enExample) 1973-06-01
FR2156925B1 (enExample) 1975-03-14

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