JP7392897B2 - 炉内状態推定装置、炉内状態推定方法及び溶鋼製造方法 - Google Patents

炉内状態推定装置、炉内状態推定方法及び溶鋼製造方法 Download PDF

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JP7392897B2
JP7392897B2 JP2023505466A JP2023505466A JP7392897B2 JP 7392897 B2 JP7392897 B2 JP 7392897B2 JP 2023505466 A JP2023505466 A JP 2023505466A JP 2023505466 A JP2023505466 A JP 2023505466A JP 7392897 B2 JP7392897 B2 JP 7392897B2
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furnace
amount
refining process
model
model parameters
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JPWO2023095647A5 (https=
JPWO2023095647A1 (https=
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寛人 加▲瀬▼
智裕 杉野
涼 川畑
祐貴 木村
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JFE Steel Corp
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JFE Steel Corp
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    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4673—Measuring and sampling devices
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • 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
    • C21C2005/5288—Measuring or sampling devices
    • 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
    • C21C2300/00—Process aspects
    • C21C2300/06—Modeling of the process, e.g. for control purposes; CII

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
JP2023505466A 2021-11-29 2022-11-11 炉内状態推定装置、炉内状態推定方法及び溶鋼製造方法 Active JP7392897B2 (ja)

Applications Claiming Priority (3)

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JP2021193655 2021-11-29
JP2021193655 2021-11-29
PCT/JP2022/042138 WO2023095647A1 (ja) 2021-11-29 2022-11-11 炉内状態推定装置、炉内状態推定方法及び溶鋼製造方法

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JPWO2023095647A1 JPWO2023095647A1 (https=) 2023-06-01
JPWO2023095647A5 JPWO2023095647A5 (https=) 2023-10-27
JP7392897B2 true JP7392897B2 (ja) 2023-12-06

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US (1) US20250179597A1 (https=)
EP (1) EP4400607A4 (https=)
JP (1) JP7392897B2 (https=)
KR (1) KR20240090437A (https=)
CN (1) CN118103530A (https=)
TW (1) TWI841072B (https=)
WO (1) WO2023095647A1 (https=)

Families Citing this family (1)

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Publication number Priority date Publication date Assignee Title
TWI909628B (zh) * 2024-08-19 2025-12-21 中國鋼鐵股份有限公司 高爐變料配渣方法及其系統

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014201770A (ja) 2013-04-02 2014-10-27 株式会社神戸製鋼所 転炉の予測モデルの推定装置および推定方法
JP2017089001A (ja) 2015-11-02 2017-05-25 Ｊｆｅスチール株式会社 溶湯状況推定装置、溶湯状況推定方法、及び溶湯の製造方法
WO2019181562A1 (ja) 2018-03-19 2019-09-26 Ｊｆｅスチール株式会社 溶湯成分推定装置、溶湯成分推定方法、及び溶湯の製造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004360044A (ja) 2003-06-06 2004-12-24 Nippon Steel Corp 溶鋼温度推定計算装置及び溶鋼温度推定計算方法
JP4093934B2 (ja) 2003-07-16 2008-06-04 株式会社神戸製鋼所 モデルパラメータ決定方法及びそのプログラム，モデル予測方法及びそのプログラム
BR112018071126B1 (pt) * 2016-04-13 2022-12-27 Jfe Steel Corporation Método para analisar escória e método para refinar ferro derretido
JP6658804B2 (ja) * 2017-07-04 2020-03-04 Ｊｆｅスチール株式会社 初期成分濃度補正装置、初期成分濃度補正方法、精錬プロセス状態推定方法、及び、転炉の操業方法
CN112154218B (zh) * 2018-05-14 2022-09-27 杰富意钢铁株式会社 熔融金属成分推断装置、熔融金属成分推断方法和熔融金属的制造方法
CN112347530B (zh) * 2020-09-27 2024-05-03 安徽工业大学 一种炼钢转炉出钢时间的计算方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014201770A (ja) 2013-04-02 2014-10-27 株式会社神戸製鋼所 転炉の予測モデルの推定装置および推定方法
JP2017089001A (ja) 2015-11-02 2017-05-25 Ｊｆｅスチール株式会社 溶湯状況推定装置、溶湯状況推定方法、及び溶湯の製造方法
WO2019181562A1 (ja) 2018-03-19 2019-09-26 Ｊｆｅスチール株式会社 溶湯成分推定装置、溶湯成分推定方法、及び溶湯の製造方法

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EP4400607A1 (en) 2024-07-17
TWI841072B (zh) 2024-05-01
CN118103530A (zh) 2024-05-28
JPWO2023095647A1 (https=) 2023-06-01
TW202321468A (zh) 2023-06-01
WO2023095647A1 (ja) 2023-06-01
US20250179597A1 (en) 2025-06-05
EP4400607A4 (en) 2025-01-15
KR20240090437A (ko) 2024-06-21

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