JP7026693B2 - 金属製造プロセスのための炉アセンブリ - Google Patents
金属製造プロセスのための炉アセンブリ Download PDFInfo
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- JP7026693B2 JP7026693B2 JP2019543351A JP2019543351A JP7026693B2 JP 7026693 B2 JP7026693 B2 JP 7026693B2 JP 2019543351 A JP2019543351 A JP 2019543351A JP 2019543351 A JP2019543351 A JP 2019543351A JP 7026693 B2 JP7026693 B2 JP 7026693B2
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- furnace
- electric arc
- arc furnace
- metal
- electromagnetic stirrer
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- 229910052751 metal Inorganic materials 0.000 title claims description 71
- 239000002184 metal Substances 0.000 title claims description 71
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 238000010891 electric arc Methods 0.000 claims description 87
- 239000007769 metal material Substances 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 19
- 238000013019 agitation Methods 0.000 claims description 14
- 238000010079 rubber tapping Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 239000007789 gas Substances 0.000 description 6
- 238000000265 homogenisation Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000013021 overheating Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 2
- 229910000805 Pig iron Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- 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
-
- 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
-
- 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
-
- 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
- F27B3/18—Arrangements of devices for charging
-
- 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
- F27D11/12—Arrangement of elements for electric heating in or on furnaces with electromagnetic fields acting directly on the material being heated
-
- 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
- F27D27/00—Stirring devices for molten material
-
- 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
- F27B3/28—Arrangement of controlling, monitoring, alarm or the like devices
-
- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
- F27D2003/167—Introducing a fluid jet or current into the charge the fluid being a neutral gas
-
- 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
- F27D19/00—Arrangements of controlling devices
- F27D2019/0006—Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/13—Smelting
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Description
Claims (11)
- タップ間サイクル中に連続的に又は小バケットで金属を受け入れるフラットバス操業用に構成され、底部(3a)、炉壁及び炉蓋を有する電気アーク炉(3)と、
電気アーク炉(3)内の溶融金属(M)の撹拌を可能にするために、電気アーク炉(3)の底部(3a)の下に配置されるように構成された電磁撹拌機(5)と
を備え、
金属装入領域(11)が、電気アーク炉(3)の底部(3a)の中心点に対して偏心して配置され、
電磁撹拌機(5)が、進行磁界を撹拌方向軸に沿う第一の方向に発生させるように構成された複数のコイルを備え、電磁撹拌機(5)が、電気アーク炉(3)の中心線を通り電気アーク炉(3)のタッピング孔(3b)又は注ぎ口(3c)の中心を通って延びる中心面(7)に対して撹拌方向軸が角度(α)をなすように配置されるように構成され、
電磁撹拌機(5)が、金属装入領域(11)に向かって又はその逆方向に溶湯流れを生じさせるように配置されている、
金属製造プロセスのための炉アセンブリ(1;1-1;1-2;1-3;1-4)。 - 角度(α)が0°~90°の範囲にある、請求項1に記載の炉アセンブリ(1;1-1;1-2;1-3;1-4)。
- 角度(α)が90°である、請求項1に記載の炉アセンブリ(1;1-1;1-2;1-3;1-4)。
- 角度(α)が、0°より大きく90°より小さい、請求項1に記載の炉アセンブリ(1;1-1;1-2;1-3;1-4)。
- 電磁撹拌機(5)が電気アーク炉(3)の下に中心を置いて配置される、請求項1から4の何れか一項に記載の炉アセンブリ(1)。
- 電磁撹拌機(5)が、電気アーク炉の下に偏心して配置される、請求項1から5の何れか一項に記載の炉アセンブリ(1)。
- 電磁撹拌機(5)内の電流を制御するように構成された周波数変換器と、周波数変換器を制御するように構成された制御システムとを備えた、請求項1から6の何れか一項に記載の炉アセンブリ(1;1-1;1-2;1-3;1-4)。
- 電気アーク炉が、電気アーク炉の側面から金属材料の装入を受けるように構成されている、請求項1から7の何れか一項に記載の炉アセンブリ(1;1-1;1-3)。
- 電気アーク炉が、電気アーク炉の上方から金属材料の装入を受けるように構成されている、請求項1から8の何れか一項に記載の炉アセンブリ(1;1-2;1-3;1-4)。
- 電気アーク炉が、金属材料の連続的な装入を受けるように構成されている、請求項8又は9に記載の炉アセンブリ(1;1-1;1-3;1-4)。
- 電気アーク炉が、シャフトを介して金属材料のバケット装入を受けるように構成されている、請求項8又は9に記載の炉アセンブリ(1;1-2;1-3)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2017/052941 WO2018145754A1 (en) | 2017-02-10 | 2017-02-10 | Furnace assembly for a metal-making process |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2020505579A JP2020505579A (ja) | 2020-02-20 |
JP2020505579A5 JP2020505579A5 (ja) | 2021-03-04 |
JP7026693B2 true JP7026693B2 (ja) | 2022-02-28 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2019543351A Active JP7026693B2 (ja) | 2017-02-10 | 2017-02-10 | 金属製造プロセスのための炉アセンブリ |
Country Status (9)
Country | Link |
---|---|
US (2) | US10921060B2 (ja) |
EP (2) | EP3580512B1 (ja) |
JP (1) | JP7026693B2 (ja) |
KR (2) | KR102463656B1 (ja) |
CN (2) | CN110312908A (ja) |
BR (1) | BR112019014882B1 (ja) |
ES (1) | ES2871782T3 (ja) |
RU (1) | RU2731947C1 (ja) |
WO (1) | WO2018145754A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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IT201900016790A1 (it) * | 2019-09-19 | 2021-03-19 | Danieli Off Mecc | Metodo di agitazione di metallo liquido in un forno elettrico ad arco |
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2017
- 2017-02-10 US US16/482,033 patent/US10921060B2/en active Active
- 2017-02-10 RU RU2019127045A patent/RU2731947C1/ru active
- 2017-02-10 WO PCT/EP2017/052941 patent/WO2018145754A1/en active Search and Examination
- 2017-02-10 KR KR1020207034890A patent/KR102463656B1/ko active IP Right Grant
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JP2004251530A (ja) | 2003-02-20 | 2004-09-09 | Jp Steel Plantech Co | 冷鉄源のアーク溶解炉 |
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BR112019014882A2 (pt) | 2020-03-03 |
EP3580512A1 (en) | 2019-12-18 |
CN110312908A (zh) | 2019-10-08 |
ES2871782T3 (es) | 2021-11-02 |
KR20190103415A (ko) | 2019-09-04 |
EP3580512B1 (en) | 2021-03-31 |
WO2018145754A1 (en) | 2018-08-16 |
US20210164731A1 (en) | 2021-06-03 |
KR20200139276A (ko) | 2020-12-11 |
US20190390908A1 (en) | 2019-12-26 |
JP2020505579A (ja) | 2020-02-20 |
RU2731947C1 (ru) | 2020-09-09 |
CN117367098A (zh) | 2024-01-09 |
US11543182B2 (en) | 2023-01-03 |
KR102463656B1 (ko) | 2022-11-03 |
EP3848656A1 (en) | 2021-07-14 |
BR112019014882B1 (pt) | 2022-03-03 |
US10921060B2 (en) | 2021-02-16 |
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