SE501025C2 - Ugnsutrustning - Google Patents

Ugnsutrustning

Info

Publication number
SE501025C2
SE501025C2 SE9300897A SE9300897A SE501025C2 SE 501025 C2 SE501025 C2 SE 501025C2 SE 9300897 A SE9300897 A SE 9300897A SE 9300897 A SE9300897 A SE 9300897A SE 501025 C2 SE501025 C2 SE 501025C2
Authority
SE
Sweden
Prior art keywords
furnace
arc
electrode
equipment according
short
Prior art date
Application number
SE9300897A
Other languages
English (en)
Swedish (sv)
Other versions
SE9300897L (sv
SE9300897D0 (sv
Inventor
Lars Paulsson
Lennart Aengquist
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
Priority to SE9300897A priority Critical patent/SE501025C2/sv
Publication of SE9300897D0 publication Critical patent/SE9300897D0/xx
Priority to US08/325,308 priority patent/US5583883A/en
Priority to CN94191969A priority patent/CN1056719C/zh
Priority to DE69423749T priority patent/DE69423749T2/de
Priority to AT94910071T priority patent/ATE191310T1/de
Priority to ES94910071T priority patent/ES2147785T3/es
Priority to EP94910071A priority patent/EP0691068B1/fr
Priority to PCT/SE1994/000072 priority patent/WO1994022279A1/fr
Priority to TW083102184A priority patent/TW255008B/zh
Publication of SE9300897L publication Critical patent/SE9300897L/
Publication of SE501025C2 publication Critical patent/SE501025C2/sv

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
    • 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; Electric arc furnaces ; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces ; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
    • 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)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Discharge Heating (AREA)
  • Fluidized-Bed Combustion And Resonant Combustion (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Vending Machines For Individual Products (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Control Of Electrical Variables (AREA)
  • Arc Welding Control (AREA)
  • Furnace Details (AREA)
SE9300897A 1993-03-18 1993-03-18 Ugnsutrustning SE501025C2 (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE9300897A SE501025C2 (sv) 1993-03-18 1993-03-18 Ugnsutrustning
PCT/SE1994/000072 WO1994022279A1 (fr) 1993-03-18 1994-01-31 Dispositif de fourneau
AT94910071T ATE191310T1 (de) 1993-03-18 1994-01-31 Ofenausrüstung
CN94191969A CN1056719C (zh) 1993-03-18 1994-01-31 熔炉设备
DE69423749T DE69423749T2 (de) 1993-03-18 1994-01-31 Ofenausrüstung
US08/325,308 US5583883A (en) 1993-03-18 1994-01-31 Electric arc-furnace stabilization using voltage pulse injection
ES94910071T ES2147785T3 (es) 1993-03-18 1994-01-31 Equipo de horno.
EP94910071A EP0691068B1 (fr) 1993-03-18 1994-01-31 Equipement pour four
TW083102184A TW255008B (fr) 1993-03-18 1994-03-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9300897A SE501025C2 (sv) 1993-03-18 1993-03-18 Ugnsutrustning

Publications (3)

Publication Number Publication Date
SE9300897D0 SE9300897D0 (sv) 1993-03-18
SE9300897L SE9300897L (sv) 1994-09-19
SE501025C2 true SE501025C2 (sv) 1994-10-24

Family

ID=20389269

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9300897A SE501025C2 (sv) 1993-03-18 1993-03-18 Ugnsutrustning

Country Status (9)

Country Link
US (1) US5583883A (fr)
EP (1) EP0691068B1 (fr)
CN (1) CN1056719C (fr)
AT (1) ATE191310T1 (fr)
DE (1) DE69423749T2 (fr)
ES (1) ES2147785T3 (fr)
SE (1) SE501025C2 (fr)
TW (1) TW255008B (fr)
WO (1) WO1994022279A1 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5991327A (en) * 1995-10-26 1999-11-23 Inverpower Controls Ltd. Smart predictive line controller for AC and DC electric arc furnaces
RU2163423C1 (ru) * 1999-06-09 2001-02-20 Тульский государственный университет Способ определения параметров индуктивного взаимодействия между фазами трехэлектродной электропечи
US6274851B1 (en) 1999-08-31 2001-08-14 Inverpower Controls Ltd. Electric arc furnace controller
ES2172433B1 (es) * 2000-10-19 2003-06-16 Ferroatlantica Sl Equipo multifrecuencia detector del estado de los electrodos en los hornos de arco electrico.
MXPA02004936A (es) * 1999-11-16 2003-06-30 Centre D'innovation Sur Le Transport D'energie Du Quebec Metodo y aparato para facilitar el reencendido en un horno de arco.
US6687284B1 (en) * 1999-11-16 2004-02-03 Centre d'Innovation sur le Transport d'Energie du Québec Method and apparatus to facilitate restriking in an arc-furnace
EP1375628A3 (fr) * 2000-01-21 2004-12-08 Integrated Environmental Technologies, Llc. Procédé et appareil pour le traitement de déchets
BRPI0515356B1 (pt) 2004-09-01 2017-10-10 Hatch Ltd. "electric oven and method for operating an electric oven"
US20080056327A1 (en) * 2006-08-30 2008-03-06 Hatch Ltd. Method and system for predictive electrode lowering in a furnace
DE102013227190A1 (de) * 2013-12-27 2015-07-02 Siemens Aktiengesellschaft Vorrichtung und Verfahren zur stabilen Lichtbogenerzeugung und insbesondere zur Erhöhung des Wirkleistungseintrags bei einem Elektrolichtbogenofen
CN105259439A (zh) * 2015-10-19 2016-01-20 湖北华宏电力科技有限公司 矿热炉熔池运行电气参数在线检测装置
EP3297403A1 (fr) * 2016-09-15 2018-03-21 Primetals Technologies Germany GmbH Four à arc électrique alimenté par onduleur avec système de condensateurs dans le circuit secondaire
CN110094965B (zh) * 2018-02-11 2024-04-02 于文 新型直流冶炼电炉

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2250711C3 (de) * 1972-10-16 1978-06-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen Steuerbare Stromversorgungsanlage für einen Lichtbogen-Schmelzofen
FR2462079A1 (fr) * 1979-07-19 1981-02-06 Cem Comp Electro Mec Procede et dispositif de regulation d'arc sur les fours a arc
US4677643A (en) * 1984-03-09 1987-06-30 Licentia Patent-Verwaltungs-Gmbh Device for feeding one or a plurality of electrodes in an electrothermal furnace
DE3512177C2 (de) * 1985-04-03 1997-01-16 Mannesmann Ag Verfahren zur Symmetrierung elektrischer Größen in Drehstrom-Lichtbogenöfen und Vorrichtung zur Durchführung des Verfahrens
DE3544005A1 (de) * 1985-12-13 1987-06-19 Leybold Heraeus Gmbh & Co Kg Einrichtung zum regeln des abstandes einer schmelzelektrode zur oberflaeche des schmelzguts in einem vakuumlichtbogenofen
CA2030686C (fr) * 1989-11-30 1999-10-05 Gianni Gensini Four a arc electrique direct a alimentation par source de courant dependante et methode connexe
US5155740A (en) * 1990-10-22 1992-10-13 Nkk Corporation Flicker compensating apparatus for DC arc furnace
DE4309640A1 (de) * 1993-03-25 1994-09-29 Abb Management Ag Gleichstrom-Lichtbogenofenanlage

Also Published As

Publication number Publication date
CN1122180A (zh) 1996-05-08
DE69423749D1 (de) 2000-05-04
DE69423749T2 (de) 2000-11-09
EP0691068B1 (fr) 2000-03-29
TW255008B (fr) 1995-08-21
SE9300897L (sv) 1994-09-19
CN1056719C (zh) 2000-09-20
ATE191310T1 (de) 2000-04-15
EP0691068A1 (fr) 1996-01-10
ES2147785T3 (es) 2000-10-01
SE9300897D0 (sv) 1993-03-18
WO1994022279A1 (fr) 1994-09-29
US5583883A (en) 1996-12-10

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Legal Events

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NUG Patent has lapsed