AP2008004472A0 - Compensation system and method for arc skewing fora DC arc furnace - Google Patents

Compensation system and method for arc skewing fora DC arc furnace

Info

Publication number
AP2008004472A0
AP2008004472A0 AP2008004472A AP2008004472A AP2008004472A0 AP 2008004472 A0 AP2008004472 A0 AP 2008004472A0 AP 2008004472 A AP2008004472 A AP 2008004472A AP 2008004472 A AP2008004472 A AP 2008004472A AP 2008004472 A0 AP2008004472 A0 AP 2008004472A0
Authority
AP
ARIPO
Prior art keywords
arc
fora
skewing
compensation system
furnace
Prior art date
Application number
AP2008004472A
Other versions
AP2309A (en
Original Assignee
Greyling Frederik Petrus
Swart Petrus Hermanus
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 Greyling Frederik Petrus, Swart Petrus Hermanus filed Critical Greyling Frederik Petrus
Publication of AP2008004472A0 publication Critical patent/AP2008004472A0/en
Application granted granted Critical
Publication of AP2309A publication Critical patent/AP2309A/en

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
    • F27D11/08—Heating by electric discharge, e.g. arc discharge
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Furnace Details (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
AP2008004472A 2005-12-20 2006-11-29 Compensation system and method for arc skewing fora DC arc furnace. AP2309A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200510305 2005-12-20
PCT/IB2006/054509 WO2007072253A1 (en) 2005-12-20 2006-11-29 Compensation system and method for arc skewing for a dc arc furnace

Publications (2)

Publication Number Publication Date
AP2008004472A0 true AP2008004472A0 (en) 2008-06-30
AP2309A AP2309A (en) 2011-10-31

Family

ID=38006744

Family Applications (1)

Application Number Title Priority Date Filing Date
AP2008004472A AP2309A (en) 2005-12-20 2006-11-29 Compensation system and method for arc skewing fora DC arc furnace.

Country Status (5)

Country Link
CN (1) CN101331375B (en)
AP (1) AP2309A (en)
AU (1) AU2006327784B2 (en)
WO (1) WO2007072253A1 (en)
ZA (1) ZA200803842B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105004177A (en) * 2015-07-03 2015-10-28 河南东风新研材科技有限公司 Single-electrode DC corundum smelting equipment
CN110081702B (en) * 2019-05-14 2020-08-11 中冶赛迪工程技术股份有限公司 Method for inhibiting arc deflection of direct current electric arc furnace
AU2020392060A1 (en) * 2019-11-27 2022-06-02 Frederik Petrus Greyling DC brush-arc furnace with arc deflection compensation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2228596A1 (en) * 1972-06-12 1974-01-03 Max Peter Schlienger ARC MELTING FURNACE
CN1180159A (en) * 1994-12-24 1998-04-29 亚瑞亚·勃朗勃威力有限公司 Furnace vessel for DC arc furnace
JPH0961065A (en) * 1995-08-18 1997-03-07 Daido Steel Co Ltd Dc arc furnace with scrap preheating device
JP3456066B2 (en) * 1995-09-19 2003-10-14 三菱電機株式会社 Arc control device
JP3533552B2 (en) * 1997-05-20 2004-05-31 スチールプランテック株式会社 DC arc furnace

Also Published As

Publication number Publication date
WO2007072253A1 (en) 2007-06-28
CN101331375A (en) 2008-12-24
AP2309A (en) 2011-10-31
ZA200803842B (en) 2009-03-25
AU2006327784A1 (en) 2007-06-28
CN101331375B (en) 2012-05-02
AU2006327784B2 (en) 2010-08-05

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AP2008004472A0 (en) Compensation system and method for arc skewing fora DC arc furnace