TW255008B - - Google Patents
Info
- Publication number
- TW255008B TW255008B TW083102184A TW83102184A TW255008B TW 255008 B TW255008 B TW 255008B TW 083102184 A TW083102184 A TW 083102184A TW 83102184 A TW83102184 A TW 83102184A TW 255008 B TW255008 B TW 255008B
- Authority
- TW
- Taiwan
- Prior art keywords
- pct
- arc
- furnace
- connection
- sec
- Prior art date
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; 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
- 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)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Vending Machines For Individual Products (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Control Of Electrical Variables (AREA)
- Furnace Details (AREA)
- Arc Welding Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9300897A SE501025C2 (sv) | 1993-03-18 | 1993-03-18 | Ugnsutrustning |
Publications (1)
Publication Number | Publication Date |
---|---|
TW255008B true TW255008B (zh) | 1995-08-21 |
Family
ID=20389269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW083102184A TW255008B (zh) | 1993-03-18 | 1994-03-14 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5583883A (zh) |
EP (1) | EP0691068B1 (zh) |
CN (1) | CN1056719C (zh) |
AT (1) | ATE191310T1 (zh) |
DE (1) | DE69423749T2 (zh) |
ES (1) | ES2147785T3 (zh) |
SE (1) | SE501025C2 (zh) |
TW (1) | TW255008B (zh) |
WO (1) | WO1994022279A1 (zh) |
Families Citing this family (12)
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 |
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. |
AU1683401A (en) * | 1999-11-16 | 2001-05-30 | Centre D'innovation Sur Le Transport D'energie Du Quebec | Method and apparatus to facilitate restriking in an arc-furnace |
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 (en) * | 2000-01-21 | 2004-12-08 | Integrated Environmental Technologies, Llc. | Methods and apparatus for treating waste |
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 (de) * | 2016-09-15 | 2018-03-21 | Primetals Technologies Germany GmbH | Umrichtergespeister lichtbogenofen mit kondensatoranordnung im sekundärkreis |
CN209844851U (zh) * | 2018-02-11 | 2019-12-24 | 于文 | 新型直流冶炼电炉 |
Family Cites Families (8)
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 (en) * | 1989-11-30 | 1999-10-05 | Gianni Gensini | Direct-arc electric furnace fed with controlled current and method to feed a direct-arc furnace with controlled current |
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 |
-
1993
- 1993-03-18 SE SE9300897A patent/SE501025C2/sv not_active IP Right Cessation
-
1994
- 1994-01-31 AT AT94910071T patent/ATE191310T1/de not_active IP Right Cessation
- 1994-01-31 DE DE69423749T patent/DE69423749T2/de not_active Expired - Fee Related
- 1994-01-31 WO PCT/SE1994/000072 patent/WO1994022279A1/en active IP Right Grant
- 1994-01-31 ES ES94910071T patent/ES2147785T3/es not_active Expired - Lifetime
- 1994-01-31 EP EP94910071A patent/EP0691068B1/en not_active Expired - Lifetime
- 1994-01-31 CN CN94191969A patent/CN1056719C/zh not_active Expired - Fee Related
- 1994-01-31 US US08/325,308 patent/US5583883A/en not_active Expired - Fee Related
- 1994-03-14 TW TW083102184A patent/TW255008B/zh active
Also Published As
Publication number | Publication date |
---|---|
EP0691068B1 (en) | 2000-03-29 |
CN1056719C (zh) | 2000-09-20 |
SE9300897D0 (sv) | 1993-03-18 |
DE69423749D1 (de) | 2000-05-04 |
SE9300897L (sv) | 1994-09-19 |
US5583883A (en) | 1996-12-10 |
SE501025C2 (sv) | 1994-10-24 |
ATE191310T1 (de) | 2000-04-15 |
WO1994022279A1 (en) | 1994-09-29 |
CN1122180A (zh) | 1996-05-08 |
EP0691068A1 (en) | 1996-01-10 |
DE69423749T2 (de) | 2000-11-09 |
ES2147785T3 (es) | 2000-10-01 |
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