DE69022854D1 - Einrichtung zur Flimmerkompensation für einen Gleichstromlichtbogenofen. - Google Patents
Einrichtung zur Flimmerkompensation für einen Gleichstromlichtbogenofen.Info
- Publication number
- DE69022854D1 DE69022854D1 DE69022854T DE69022854T DE69022854D1 DE 69022854 D1 DE69022854 D1 DE 69022854D1 DE 69022854 T DE69022854 T DE 69022854T DE 69022854 T DE69022854 T DE 69022854T DE 69022854 D1 DE69022854 D1 DE 69022854D1
- Authority
- DE
- Germany
- Prior art keywords
- compensation device
- arc furnace
- flicker compensation
- flicker
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
- H02J3/1821—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators
- H02J3/1835—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control
- H02J3/1864—Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control wherein the stepless control of reactive power is obtained by at least one reactive element connected in series with a semiconductor switch
-
- 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
-
- 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
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
-
- 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
-
- 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
- Y02P10/32—Technologies related to metal processing using renewable energy sources
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP90120937A EP0483405B1 (de) | 1990-10-31 | 1990-10-31 | Einrichtung zur Flimmerkompensation für einen Gleichstromlichtbogenofen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69022854D1 true DE69022854D1 (de) | 1995-11-09 |
DE69022854T2 DE69022854T2 (de) | 1996-05-02 |
Family
ID=8204674
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69022854T Expired - Fee Related DE69022854T2 (de) | 1990-10-31 | 1990-10-31 | Einrichtung zur Flimmerkompensation für einen Gleichstromlichtbogenofen. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0483405B1 (de) |
DE (1) | DE69022854T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4232585A1 (de) * | 1992-09-23 | 1994-03-24 | Mannesmann Ag | Dreiphasige Lichtbogenofenanlage mit Drossel |
DE4309640A1 (de) * | 1993-03-25 | 1994-09-29 | Abb Management Ag | Gleichstrom-Lichtbogenofenanlage |
FR2704710B1 (fr) * | 1993-04-30 | 1995-06-23 | Cegelec Metals Systems | Dispositif convertisseur de puissance perfectionné pour l'alimentation en courant continu d'un four électrique à arc. |
DE4327894A1 (de) * | 1993-08-19 | 1995-02-23 | Abb Management Ag | Verfahren zur Stabilisierung eines Stromnetzes gegen Blindlastschwankungen und Blindleistungskompensationseinrichtung |
AT408051B (de) * | 1995-04-18 | 2001-08-27 | Voest Alpine Ind Anlagen | Gleichstrom-lichtbogenofen |
US5991327A (en) * | 1995-10-26 | 1999-11-23 | Inverpower Controls Ltd. | Smart predictive line controller for AC and DC electric arc furnaces |
DE19623540C1 (de) * | 1996-06-13 | 1997-12-18 | Asea Brown Boveri | Verfahren zur Stabilisierung eines Wechselstromnetzes gegen Blindleistungsschwankungen und Blindleistungskompensationseinrichtung |
DE102008049610A1 (de) * | 2008-09-30 | 2010-04-08 | Siemens Aktiengesellschaft | Stromversorgungsanlage für einen Drehstrom-Lichtbogenofen mit Zwischenkreisumrichter zwischen Netzanschluss und Ofentransformator |
US8928173B2 (en) * | 2013-01-30 | 2015-01-06 | PowerMetrics International, Inc | Dynamic high energy switch |
KR20170139399A (ko) * | 2016-06-09 | 2017-12-19 | 엘에스산전 주식회사 | 무효 전력 보상 시스템 및 그 방법 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2457029A1 (fr) * | 1979-05-18 | 1980-12-12 | Jeumont Schneider | Circuit de commande d'un compensateur statique a thyristors de la puissance reactive due a une charge perturbatrice |
DE3115469A1 (de) * | 1980-04-25 | 1982-04-08 | ASEA AB, 72183 Västerås | "kombinierte ofenanordnung" |
AU573101B2 (en) * | 1985-09-10 | 1988-05-26 | Toshiba, Kabushiki Kaisha | Reactive power compensation apparatus |
-
1990
- 1990-10-31 DE DE69022854T patent/DE69022854T2/de not_active Expired - Fee Related
- 1990-10-31 EP EP90120937A patent/EP0483405B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0483405A1 (de) | 1992-05-06 |
DE69022854T2 (de) | 1996-05-02 |
EP0483405B1 (de) | 1995-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |