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AT271927B - Steuerschaltung zur Regelung des Elektrodenabstandes in Lichtbogenschmelzöfen - Google Patents

Steuerschaltung zur Regelung des Elektrodenabstandes in Lichtbogenschmelzöfen

Info

Publication number
AT271927B
AT271927B AT523264A AT523264A AT271927B AT 271927 B AT271927 B AT 271927B AT 523264 A AT523264 A AT 523264A AT 523264 A AT523264 A AT 523264A AT 271927 B AT271927 B AT 271927B
Authority
AT
Austria
Prior art keywords
regulating
control circuit
electrode spacing
arc melting
melting furnaces
Prior art date
Application number
AT523264A
Other languages
English (en)
Original Assignee
Allegheny Ludlum Steel
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 Allegheny Ludlum Steel filed Critical Allegheny Ludlum Steel
Application granted granted Critical
Publication of AT271927B publication Critical patent/AT271927B/de

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
    • H05B7/148—Automatic control of power
    • H05B7/152—Automatic control of power by electromechanical means for positioning of electrodes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • 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
    • H05B7/10—Mountings, supports, terminals or arrangements for feeding or guiding electrodes
    • H05B7/109—Feeding arrangements
    • 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)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Discharge Heating (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Furnace Details (AREA)
AT523264A 1963-06-18 1964-06-18 Steuerschaltung zur Regelung des Elektrodenabstandes in Lichtbogenschmelzöfen AT271927B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US288644A US3187077A (en) 1963-06-18 1963-06-18 Control system for consumable electrode furnace

Publications (1)

Publication Number Publication Date
AT271927B true AT271927B (de) 1969-06-25

Family

ID=23108016

Family Applications (1)

Application Number Title Priority Date Filing Date
AT523264A AT271927B (de) 1963-06-18 1964-06-18 Steuerschaltung zur Regelung des Elektrodenabstandes in Lichtbogenschmelzöfen

Country Status (6)

Country Link
US (1) US3187077A (de)
AT (1) AT271927B (de)
BE (1) BE649373A (de)
DE (1) DE1220057B (de)
FR (1) FR1401595A (de)
GB (1) GB1048437A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3385920A (en) * 1965-10-01 1968-05-28 Allegheny Ludlum Steel Control system for consumable electrode furnace
DE3134062C2 (de) * 1981-08-28 1986-11-06 Leybold-Heraeus GmbH, 5000 Köln Verfahren und Anordnung zur Regelung der Lichtbogenlänge beim Vakuumlichtbogenschmelzen und der Eintauchtiefe beim Elektroschlacke-Umschmelzen von Abschmelzelektroden in elektrometallurgischen Öfen
US4578795A (en) * 1982-12-28 1986-03-25 The United States Of America As Represented By The United States Department Of Energy Drop short control of electrode gap

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1082859A (fr) * 1953-03-05 1955-01-03 Delaware Engineering Corp Procédé et appareillage pour le réglage des électrodes des fours électriques
US2877281A (en) * 1957-04-08 1959-03-10 Shawinigan Chem Ltd Electric furnace regulators
US3022441A (en) * 1958-09-27 1962-02-20 Bosch Gmbh Robert Arc lamp
US3097252A (en) * 1959-12-11 1963-07-09 Northwestern Steel & Wire Co Electric arc control

Also Published As

Publication number Publication date
BE649373A (de) 1964-12-17
DE1220057B (de) 1966-06-30
FR1401595A (fr) 1965-06-04
GB1048437A (en) 1966-11-16
US3187077A (en) 1965-06-01

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