OA11124A - Arc furnace protection - Google Patents
Arc furnace protection Download PDFInfo
- Publication number
- OA11124A OA11124A OA9900118A OA9900118A OA11124A OA 11124 A OA11124 A OA 11124A OA 9900118 A OA9900118 A OA 9900118A OA 9900118 A OA9900118 A OA 9900118A OA 11124 A OA11124 A OA 11124A
- Authority
- OA
- OAPI
- Prior art keywords
- furnace
- voltage
- refractory
- roof
- conductive
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 15
- 239000011819 refractory material Substances 0.000 claims description 14
- 230000004044 response Effects 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- SGPGESCZOCHFCL-UHFFFAOYSA-N Tilisolol hydrochloride Chemical compound [Cl-].C1=CC=C2C(=O)N(C)C=C(OCC(O)C[NH2+]C(C)(C)C)C2=C1 SGPGESCZOCHFCL-UHFFFAOYSA-N 0.000 claims 2
- 238000013016 damping Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 239000000463 material Substances 0.000 description 8
- 239000002893 slag Substances 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- 239000004020 conductor Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000950314 Figura Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- QVRVXSZKCXFBTE-UHFFFAOYSA-N n-[4-(6,7-dimethoxy-3,4-dihydro-1h-isoquinolin-2-yl)butyl]-2-(2-fluoroethoxy)-5-methylbenzamide Chemical compound C1C=2C=C(OC)C(OC)=CC=2CCN1CCCCNC(=O)C1=CC(C)=CC=C1OCCF QVRVXSZKCXFBTE-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
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; Electric arc furnaces ; Tank furnaces
- F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type 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
- H05B7/005—Electrical diagrams
-
- 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
- F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
- F27B3/12—Working chambers or casings; Supports therefor
- F27B3/14—Arrangements of linings
-
- 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
- F27B3/10—Details, accessories or equipment, e.g. dust-collectors, specially adapted for hearth-type furnaces
- F27B3/24—Cooling arrangements
-
- 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
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids or removable covers
- F27D1/1808—Removable covers
- F27D1/1816—Removable covers specially adapted for arc furnaces
-
- 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
- F27D11/10—Disposition of electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Details (AREA)
- Discharge Heating (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA966696 | 1996-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| OA11124A true OA11124A (en) | 2003-04-04 |
Family
ID=25585826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| OA9900118A OA11124A (en) | 1996-12-10 | 1999-06-07 | Arc furnace protection |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6246712B1 (no) |
| EP (1) | EP0950164A1 (no) |
| JP (1) | JP2001508530A (no) |
| KR (1) | KR20000057513A (no) |
| CN (1) | CN1245557A (no) |
| AP (1) | AP9901557A0 (no) |
| AU (1) | AU720360B2 (no) |
| BR (1) | BR9713893A (no) |
| CA (1) | CA2274546C (no) |
| NO (1) | NO992800L (no) |
| NZ (1) | NZ336195A (no) |
| OA (1) | OA11124A (no) |
| WO (1) | WO1998026245A1 (no) |
| ZA (1) | ZA9711080B (no) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6192065B1 (en) * | 1998-10-28 | 2001-02-20 | Jan Abraham Ferreira | Method and apparatus for controlling arcing in a DC arc furnace |
| US6213705B1 (en) | 1999-08-24 | 2001-04-10 | Storage Technology Corporation | Tape storage library apparatus having integrated camera, proximity sensor, and reach safe sensor |
| JP5477228B2 (ja) * | 2010-08-25 | 2014-04-23 | 新日鐵住金株式会社 | 溶鋼の取鍋精錬装置及び溶鋼の取鍋精錬方法 |
| US10156858B2 (en) | 2012-07-02 | 2018-12-18 | Emerson Electric Co. | HVAC systems, controls, and methods including switch mode power supplies to achieve low standby power |
| US9464846B2 (en) | 2013-11-15 | 2016-10-11 | Nucor Corporation | Refractory delta cooling system |
| KR101843370B1 (ko) * | 2016-04-14 | 2018-03-29 | 박성재 | 내화물 통합관리 시스템 및 이의 제어방법 |
| FR3163523A1 (fr) * | 2024-06-13 | 2025-12-19 | Ecm Technologies | Dispositif de protection contre des arcs électriques indésirables |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US895051A (en) * | 1908-02-26 | 1908-08-04 | William Sleicher | Furnace-roof. |
| US3307401A (en) * | 1965-05-24 | 1967-03-07 | George S Bachman | Element for measurement of furnace wall thickness and temperature |
| US3385920A (en) * | 1965-10-01 | 1968-05-28 | Allegheny Ludlum Steel | Control system for consumable electrode furnace |
| DE1237734B (de) * | 1965-10-14 | 1967-03-30 | Demag Elektrometallurgie Gmbh | Wanddicken-Messung, insbesondere fuer Wechsel- oder Drehstrom-Lichtbogenoefen |
| FR95898E (fr) * | 1967-12-26 | 1971-11-12 | Dresser Ind | Construction de couvercle en forme de coupole pour fours électriques. |
| FR2033308A1 (en) * | 1969-02-07 | 1970-12-04 | Italsider Spa | Fire-proof constructional element control- - ling wear in fire-proof masonry |
| GB1334116A (en) * | 1971-01-22 | 1973-10-17 | British Steel Corp | Arc furnace operation |
| US3929456A (en) * | 1972-05-05 | 1975-12-30 | Reynolds Metals Co | Carbothermic production of aluminum |
| US3898366A (en) * | 1974-05-08 | 1975-08-05 | Youngstown Sheet And Tube Co | Metallurgical heating system with refractory wear indicia |
| US3937869A (en) * | 1974-10-08 | 1976-02-10 | Republic Steel Corporation | Force sensing control apparatus and method for electric arc furnaces |
| US4063028A (en) * | 1976-06-14 | 1977-12-13 | Longenecker Levi S | Suspended roof for electric arc furnace |
| US4152534A (en) * | 1976-12-08 | 1979-05-01 | Kyoei Seiko Kabushiki Kaisha | Furnace roof for the electric arc furnace |
| JPS5655587Y2 (no) * | 1978-04-20 | 1981-12-25 | ||
| US4202400A (en) * | 1978-09-22 | 1980-05-13 | General Electric Company | Directional solidification furnace |
| US4273949A (en) * | 1979-04-17 | 1981-06-16 | Fried. Krupp Huttenwerke Aktiengesellschaft | Arc furnace roof |
| US4442706A (en) * | 1981-03-02 | 1984-04-17 | Kabushiki Kaisha Kobe Seiko Sho | Probe and a system for detecting wear of refractory wall |
| US4453253A (en) * | 1981-06-10 | 1984-06-05 | Union Carbide Corporation | Electric arc furnace component |
| SE449132B (sv) * | 1984-01-25 | 1987-04-06 | Asea Ab | Likstromsljusbagsugn eller skenk for vermning |
| 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 |
| 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 |
| US4881239A (en) * | 1987-07-14 | 1989-11-14 | Leybold Aktiengesellschaft | Fault detection during remelt of electrodes into blocks |
| US5009703A (en) * | 1990-08-13 | 1991-04-23 | Dow Corning Corporation | Silicon smelting process in direct current furnace |
| GB9018441D0 (en) * | 1990-08-22 | 1990-10-03 | Tetronics Res & Dev Co Ltd | Treatment of oxide containing dusts |
| US5132984A (en) * | 1990-11-01 | 1992-07-21 | Norton Company | Segmented electric furnace |
| JP3063518B2 (ja) * | 1993-12-27 | 2000-07-12 | 株式会社日立製作所 | 連続鋳造装置及び連続鋳造システム |
-
1997
- 1997-12-09 AU AU78495/98A patent/AU720360B2/en not_active Ceased
- 1997-12-09 JP JP52633898A patent/JP2001508530A/ja active Pending
- 1997-12-09 BR BR9713893-2A patent/BR9713893A/pt not_active Application Discontinuation
- 1997-12-09 WO PCT/GB1997/003294 patent/WO1998026245A1/en not_active Ceased
- 1997-12-09 CA CA002274546A patent/CA2274546C/en not_active Expired - Fee Related
- 1997-12-09 EP EP97948999A patent/EP0950164A1/en not_active Ceased
- 1997-12-09 CN CN97181723A patent/CN1245557A/zh active Pending
- 1997-12-09 KR KR1019990705207A patent/KR20000057513A/ko not_active Ceased
- 1997-12-09 NZ NZ336195A patent/NZ336195A/en unknown
- 1997-12-09 AP APAP/P/1999/001557A patent/AP9901557A0/en unknown
- 1997-12-10 US US08/987,046 patent/US6246712B1/en not_active Expired - Fee Related
- 1997-12-10 ZA ZA9711080A patent/ZA9711080B/xx unknown
-
1999
- 1999-06-07 OA OA9900118A patent/OA11124A/en unknown
- 1999-06-09 NO NO992800A patent/NO992800L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU720360B2 (en) | 2000-06-01 |
| KR20000057513A (ko) | 2000-09-15 |
| JP2001508530A (ja) | 2001-06-26 |
| CN1245557A (zh) | 2000-02-23 |
| AU7849598A (en) | 1998-07-03 |
| WO1998026245A1 (en) | 1998-06-18 |
| US6246712B1 (en) | 2001-06-12 |
| CA2274546C (en) | 2004-08-10 |
| NZ336195A (en) | 2001-05-25 |
| CA2274546A1 (en) | 1998-06-18 |
| NO992800D0 (no) | 1999-06-09 |
| NO992800L (no) | 1999-08-03 |
| AP9901557A0 (en) | 1999-06-30 |
| EP0950164A1 (en) | 1999-10-20 |
| BR9713893A (pt) | 2000-02-29 |
| ZA9711080B (en) | 1998-10-19 |
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