ZA842960B - Symmetrical current conductor system for a dc furnace - Google Patents
Symmetrical current conductor system for a dc furnaceInfo
- Publication number
- ZA842960B ZA842960B ZA842960A ZA842960A ZA842960B ZA 842960 B ZA842960 B ZA 842960B ZA 842960 A ZA842960 A ZA 842960A ZA 842960 A ZA842960 A ZA 842960A ZA 842960 B ZA842960 B ZA 842960B
- Authority
- ZA
- South Africa
- Prior art keywords
- furnace
- current conductor
- conductor system
- symmetrical current
- symmetrical
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H05B7/11—Arrangements for conducting current to the electrode terminals
-
- 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
- C21C2005/5235—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace with bottom electrodes
-
- 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
- F27D99/00—Subject matter not provided for in other groups of this subclass
- F27D99/0001—Heating elements or systems
- F27D99/0006—Electric heating elements or system
- F27D2099/0021—Arc heating
- F27D2099/0023—DC arc heating
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
- Discharge Heating (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8302249A SE452542B (sv) | 1983-04-21 | 1983-04-21 | Likstroms-ljusbagsugn |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA842960B true ZA842960B (en) | 1984-11-28 |
Family
ID=20350909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA842960A ZA842960B (en) | 1983-04-21 | 1984-04-19 | Symmetrical current conductor system for a dc furnace |
Country Status (5)
Country | Link |
---|---|
US (1) | US4550413A (sv) |
JP (1) | JPS59205188A (sv) |
DE (1) | DE3414392A1 (sv) |
SE (1) | SE452542B (sv) |
ZA (1) | ZA842960B (sv) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2602320B1 (fr) * | 1986-08-01 | 1989-12-29 | Clecim Sa | Procede de fusion de ferraille et four electrique pour la mise en oeuvre du procede |
FR2602351B1 (fr) * | 1986-08-01 | 1988-09-09 | Clecim Sa | Procede de stabilisation des arcs electriques dans un four de fusion de ferraille et four perfectionne pour la mise en oeuvre du procede |
DE3817381A1 (de) * | 1988-05-18 | 1989-11-30 | Mannesmann Ag | Verschleissarme elektrode in gleichstromlichtbogenofen |
ATE93114T1 (de) * | 1990-09-03 | 1993-08-15 | Asea Brown Boveri | Gleichstrom-lichtbogenofen. |
CH682280A5 (sv) * | 1991-06-14 | 1993-08-13 | Asea Brown Boveri | |
DE4204757C2 (de) * | 1992-02-18 | 2001-02-15 | Ald Vacuum Techn Ag | Umschmelzofen |
DE4240891C2 (de) * | 1992-12-04 | 1995-11-16 | Voest Alpine Ind Anlagen | Gleichstrom-Lichtbogenofen und Verfahren zu dessen Betreibung |
JP3424259B2 (ja) * | 1993-04-15 | 2003-07-07 | 石川島播磨重工業株式会社 | 直流アーク炉 |
CA2346139A1 (en) * | 1998-10-28 | 2000-05-04 | Anglo Operations Limited | Dc arc furnace operation |
US7075966B2 (en) | 2004-05-20 | 2006-07-11 | Hatch, Ltd. | Electrode column |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3676564A (en) * | 1971-08-10 | 1972-07-11 | Tanabe Kakoki Co | Power supply equipment for electric smelting furnace of large capacity |
SE410654B (sv) * | 1978-02-28 | 1979-10-22 | Asea Ab | Likstromsljusbagsugn med minst en katodiskt ansluten elektrod och minst en bottnkontakt |
SE423275B (sv) * | 1979-06-26 | 1982-04-26 | Asea Ab | Bottenkontakt vid likstromsljusbagsugn |
NO802266L (no) * | 1980-07-25 | 1982-01-26 | Elkem Spigerverket As | Koblingsorgan, saerlig egnet for bruk i forbindelse med elektrotermiske ovner. |
DE3106827A1 (de) * | 1981-02-24 | 1982-09-09 | Fried. Krupp Gmbh, 4300 Essen | "elektroden- und leiteranordnung eines dreiphasigen lichtbogenofens" |
SE437206B (sv) * | 1981-02-26 | 1985-02-11 | Asea Ab | Likstroms-ljusbagsugn |
AT392329B (de) * | 1982-06-04 | 1991-03-11 | Steyr Daimler Puch Ag | Vorrichtung zur frischladungszufuhr fuer kolben-brennkraftmaschinen mit resonanzaufladung |
-
1983
- 1983-04-21 SE SE8302249A patent/SE452542B/sv not_active IP Right Cessation
-
1984
- 1984-04-16 DE DE19843414392 patent/DE3414392A1/de not_active Withdrawn
- 1984-04-17 US US06/601,346 patent/US4550413A/en not_active Expired - Fee Related
- 1984-04-19 JP JP59079328A patent/JPS59205188A/ja active Pending
- 1984-04-19 ZA ZA842960A patent/ZA842960B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
SE8302249L (sv) | 1984-10-22 |
JPS59205188A (ja) | 1984-11-20 |
US4550413A (en) | 1985-10-29 |
SE452542B (sv) | 1987-11-30 |
DE3414392A1 (de) | 1984-11-22 |
SE8302249D0 (sv) | 1983-04-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3461583D1 (en) | Ac current control system | |
ZA84654B (en) | Electrical connection system for motors | |
HK5289A (en) | Electrical switching system | |
ZA84655B (en) | Electrical connection system for switches | |
GB8529188D0 (en) | Electrical current switching apparatus | |
GB2166914B (en) | Electrical conductor system | |
GB2140987B (en) | Control apparatus for current type inverter | |
GB8529186D0 (en) | Electrical current switching apparatus | |
ZA86531B (en) | Electrical inductive apparatus | |
GB8529185D0 (en) | Electrical current switching apparatus | |
EP0146031A3 (en) | Electric conductor | |
GB8309559D0 (en) | Dc current transformer circuits | |
ZA842960B (en) | Symmetrical current conductor system for a dc furnace | |
GB8417151D0 (en) | Dc arc furnace | |
ZA845911B (en) | Supporting structures for a gap type acsr conductor | |
GB2172472B (en) | Constant current line circuit | |
EP0215343A3 (en) | Terminal assembly for electrical apparatus | |
GB2095459B (en) | A high-current cable for mediumfrequency three-phase current | |
GB2150761B (en) | Electrical contactor | |
GB2169759B (en) | Electrical circuit connection system | |
DE3462946D1 (en) | Direct current arc furnace | |
GB8405938D0 (en) | Dc current transformer circuits | |
EP0122565A3 (en) | Electrical connection | |
GB2181609B (en) | Support case for electrical equipment | |
ZA842954B (en) | Direct current arc furnace |