ZA200706591B - Electric arc furnace - Google Patents
Electric arc furnace Download PDFInfo
- Publication number
- ZA200706591B ZA200706591B ZA200706591A ZA200706591A ZA200706591B ZA 200706591 B ZA200706591 B ZA 200706591B ZA 200706591 A ZA200706591 A ZA 200706591A ZA 200706591 A ZA200706591 A ZA 200706591A ZA 200706591 B ZA200706591 B ZA 200706591B
- Authority
- ZA
- South Africa
- Prior art keywords
- electric arc
- cooling
- arc furnace
- copper
- slabs
- Prior art date
Links
- 238000010891 electric arc Methods 0.000 title claims description 48
- 238000001816 cooling Methods 0.000 claims description 128
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 87
- 229910052802 copper Inorganic materials 0.000 claims description 87
- 239000010949 copper Substances 0.000 claims description 87
- 239000002184 metal Substances 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 239000007921 spray Substances 0.000 claims description 29
- 229910000805 Pig iron Inorganic materials 0.000 claims description 13
- 238000003723 Smelting Methods 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 4
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 3
- 239000002893 slag Substances 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 18
- 239000012809 cooling fluid Substances 0.000 description 9
- 230000006866 deterioration Effects 0.000 description 9
- 239000011449 brick Substances 0.000 description 8
- 238000013459 approach Methods 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000009419 refurbishment Methods 0.000 description 6
- 230000008439 repair process Effects 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000003628 erosive effect Effects 0.000 description 5
- 238000007689 inspection Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 230000002787 reinforcement Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 4
- 238000004880 explosion Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000009529 body temperature measurement Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 230000003313 weakening effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 238000012369 In process control Methods 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010965 in-process control Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
-
- 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
- F27B3/10—Details, accessories, or equipment peculiar to 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
- F27D1/12—Casings; Linings; Walls; Roofs incorporating 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
- F27D9/00—Cooling of furnaces or of charges therein
-
- 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
- F27D9/00—Cooling of furnaces or of charges therein
- F27D2009/0002—Cooling of furnaces
- F27D2009/004—Cooling of furnaces the cooling medium passing a waterbox
- F27D2009/0043—Insert type waterbox, e.g. cylindrical or flat type
-
- 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
- F27D9/00—Cooling of furnaces or of charges therein
- F27D2009/0002—Cooling of furnaces
- F27D2009/0056—Use of high thermoconductive elements
- F27D2009/0062—Use of high thermoconductive elements made from copper or copper alloy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU91142A LU91142B1 (fr) | 2005-02-28 | 2005-02-28 | Electric arc furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200706591B true ZA200706591B (en) | 2008-07-30 |
Family
ID=35106713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200706591A ZA200706591B (en) | 2005-02-28 | 2007-08-08 | Electric arc furnace |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US20080144692A1 (es) |
| EP (1) | EP1853865B1 (es) |
| JP (1) | JP4887308B2 (es) |
| KR (1) | KR101271719B1 (es) |
| CN (1) | CN100567511C (es) |
| BR (1) | BRPI0607771A2 (es) |
| CA (1) | CA2599208C (es) |
| DE (1) | DE602006006420D1 (es) |
| ES (1) | ES2324729T3 (es) |
| LU (1) | LU91142B1 (es) |
| PL (1) | PL1853865T3 (es) |
| RU (1) | RU2398166C2 (es) |
| WO (1) | WO2006089971A2 (es) |
| ZA (1) | ZA200706591B (es) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU91408B1 (en) * | 2008-01-11 | 2009-07-13 | Wurth Paul Sa | Cooling of a metallurgical smelting reduction vessel |
| US20110144790A1 (en) * | 2009-12-15 | 2011-06-16 | Terry Gerritsen | Thermal Sensing for Material Processing Assemblies |
| MX2010009434A (es) * | 2010-08-27 | 2012-02-27 | Planeacion Mantenimiento Y Proyectos S A De C V | Panel de enfriamiento para horno electrico de arco que se gira y voltea para aumentar sus coladas o vida util. |
| RU2486717C2 (ru) * | 2011-07-12 | 2013-06-27 | Открытое Акционерное Общество "Тяжпрессмаш" | Электродуговая печь постоянного тока |
| RU2555697C2 (ru) * | 2013-10-15 | 2015-07-10 | Общество С Ограниченной Ответственностью "Медногорский Медно-Серный Комбинат" | Футеровка стенки металлургической печи |
| CN105737600B (zh) * | 2016-04-21 | 2018-12-11 | 河南中原黄金冶炼厂有限责任公司 | 新型节能试金炉 |
| WO2020099910A1 (en) * | 2018-11-13 | 2020-05-22 | Franchi Massimo | Furnace for the production of ferrochromium alloys |
| US11619450B2 (en) | 2019-09-04 | 2023-04-04 | Systems Spray-Cooled, Inc. | Stand alone copper burner panel for a metallurgical furnace |
| JP7400784B2 (ja) * | 2021-08-27 | 2023-12-19 | 住友金属鉱山株式会社 | 電気炉、有価金属の製造方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2697598A (en) * | 1953-06-16 | 1954-12-21 | United States Steel Corp | Cooling means for blast furnace walls |
| JPS5248503A (en) * | 1975-10-16 | 1977-04-18 | Kyushu Refract Co Ltd | Method for cooling furnace wall |
| US4122295A (en) * | 1976-01-17 | 1978-10-24 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Furnace wall structure capable of tolerating high heat load for use in electric arc furnace |
| DE3027465C1 (de) * | 1980-07-19 | 1982-03-18 | Korf-Stahl Ag, 7570 Baden-Baden | Verfahren und Vorrichtung zum Kuehlen von Gefaessteilen eines metallurgischen Ofens,insbesondere eines Lichtbogenofens |
| DE3027464C2 (de) * | 1980-07-19 | 1982-07-22 | Korf & Fuchs Systemtechnik GmbH, 7601 Willstätt | Verfahren und Vorrichtung zum Kühlen eines Wandbereiches eines metallurgischen Ofens, insbesondere eines Lichtbogenofens |
| JP2753540B2 (ja) * | 1989-08-16 | 1998-05-20 | 大同特殊鋼株式会社 | 炉の冷却装置 |
| DE4103508A1 (de) * | 1991-02-06 | 1992-08-13 | Kortec Ag | Verfahren und vorrichtung zur kuehlung von gefaessteilen fuer die durchfuehrung von pyro-verfahren, insbesondere metallurgischer art |
| US5327453A (en) * | 1992-12-23 | 1994-07-05 | Ucar Caron Technology Corporation | Device for relief of thermal stress in spray cooled furnace elements |
| US5601427A (en) * | 1994-07-25 | 1997-02-11 | Daidotokushuko Kabushikikaisha | Waste melting furnace and a method of melting wastes |
| US5561685A (en) * | 1995-04-27 | 1996-10-01 | Ucar Carbon Technology Corporation | Modular spray cooled side-wall for electric arc furnaces |
| DE29602191U1 (de) * | 1996-02-08 | 1996-03-21 | Badische Stahl-Engineering GmbH, 77694 Kehl | Bodenelektrode |
| JPH09217990A (ja) * | 1996-02-09 | 1997-08-19 | Daido Steel Co Ltd | 水冷式中空体における冷却状況検査方法 |
| DE19943287A1 (de) * | 1999-09-10 | 2001-03-15 | Sms Demag Ag | Kupferkühlplatte für metallurgische Öfen |
| FI112534B (fi) * | 2000-03-21 | 2003-12-15 | Outokumpu Oy | Menetelmä jäähdytyselementin valmistamiseksi ja jäähdytyselementti |
| FI117768B (fi) * | 2000-11-01 | 2007-02-15 | Outokumpu Technology Oyj | Jäähdytyselementti |
| US7582253B2 (en) * | 2001-09-19 | 2009-09-01 | Amerifab, Inc. | Heat exchanger system used in steel making |
-
2005
- 2005-02-28 LU LU91142A patent/LU91142B1/fr active
-
2006
- 2006-02-28 BR BRPI0607771-4A patent/BRPI0607771A2/pt active Search and Examination
- 2006-02-28 US US11/816,848 patent/US20080144692A1/en not_active Abandoned
- 2006-02-28 CN CNB2006800062980A patent/CN100567511C/zh not_active Expired - Fee Related
- 2006-02-28 ES ES06708563T patent/ES2324729T3/es active Active
- 2006-02-28 DE DE602006006420T patent/DE602006006420D1/de active Active
- 2006-02-28 RU RU2007135795/02A patent/RU2398166C2/ru not_active IP Right Cessation
- 2006-02-28 CA CA2599208A patent/CA2599208C/en not_active Expired - Fee Related
- 2006-02-28 JP JP2007557491A patent/JP4887308B2/ja not_active Expired - Fee Related
- 2006-02-28 KR KR1020077020900A patent/KR101271719B1/ko not_active IP Right Cessation
- 2006-02-28 EP EP06708563A patent/EP1853865B1/en not_active Not-in-force
- 2006-02-28 PL PL06708563T patent/PL1853865T3/pl unknown
- 2006-02-28 WO PCT/EP2006/060337 patent/WO2006089971A2/en active Application Filing
-
2007
- 2007-08-08 ZA ZA200706591A patent/ZA200706591B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU2007135795A (ru) | 2009-04-10 |
| WO2006089971A3 (en) | 2006-11-23 |
| EP1853865B1 (en) | 2009-04-22 |
| CN101128714A (zh) | 2008-02-20 |
| KR20070108242A (ko) | 2007-11-08 |
| CN100567511C (zh) | 2009-12-09 |
| CA2599208A1 (en) | 2006-08-31 |
| EP1853865A2 (en) | 2007-11-14 |
| AU2006217868A1 (en) | 2006-08-31 |
| JP4887308B2 (ja) | 2012-02-29 |
| CA2599208C (en) | 2013-10-08 |
| PL1853865T3 (pl) | 2009-09-30 |
| LU91142B1 (fr) | 2006-08-29 |
| ES2324729T3 (es) | 2009-08-13 |
| DE602006006420D1 (de) | 2009-06-04 |
| WO2006089971A2 (en) | 2006-08-31 |
| KR101271719B1 (ko) | 2013-06-05 |
| JP2008531971A (ja) | 2008-08-14 |
| US20080144692A1 (en) | 2008-06-19 |
| RU2398166C2 (ru) | 2010-08-27 |
| BRPI0607771A2 (pt) | 2009-10-06 |
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