JP7687439B2 - プロセスの制御方法、高炉の操業方法、溶銑の製造方法及びプロセスの制御装置 - Google Patents

プロセスの制御方法、高炉の操業方法、溶銑の製造方法及びプロセスの制御装置 Download PDF

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JP7687439B2
JP7687439B2 JP2023565429A JP2023565429A JP7687439B2 JP 7687439 B2 JP7687439 B2 JP 7687439B2 JP 2023565429 A JP2023565429 A JP 2023565429A JP 2023565429 A JP2023565429 A JP 2023565429A JP 7687439 B2 JP7687439 B2 JP 7687439B2
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molten iron
blast
iron temperature
variables
process control
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JPWO2024048214A5 (https=
JPWO2024048214A1 (https=
Inventor
佳也 橋本
稜介 益田
玄弥 大和
健 木津
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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
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/006—Automatically controlling the process
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/24—Test rods or other checking devices
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B2005/005—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2300/00—Process aspects
    • C21B2300/04—Modeling of the process, e.g. for control purposes; CII

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Feedback Control In General (AREA)
JP2023565429A 2022-08-31 2023-08-07 プロセスの制御方法、高炉の操業方法、溶銑の製造方法及びプロセスの制御装置 Active JP7687439B2 (ja)

Applications Claiming Priority (3)

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JP2022138752 2022-08-31
JP2022138752 2022-08-31
PCT/JP2023/028830 WO2024048214A1 (ja) 2022-08-31 2023-08-07 プロセスの制御方法、高炉の操業方法、溶銑の製造方法及びプロセスの制御装置

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JPWO2024048214A1 JPWO2024048214A1 (https=) 2024-03-07
JPWO2024048214A5 JPWO2024048214A5 (https=) 2024-08-06
JP7687439B2 true JP7687439B2 (ja) 2025-06-03

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JP2023565429A Active JP7687439B2 (ja) 2022-08-31 2023-08-07 プロセスの制御方法、高炉の操業方法、溶銑の製造方法及びプロセスの制御装置

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EP (1) EP4549594A4 (https=)
JP (1) JP7687439B2 (https=)
KR (1) KR20250041034A (https=)
CN (1) CN119731342A (https=)
WO (1) WO2024048214A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000129319A (ja) 1998-10-23 2000-05-09 Kawasaki Steel Corp 高炉炉熱制御方法及び装置
JP2002146414A (ja) 2000-11-06 2002-05-22 Nippon Steel Corp 高炉操業方法
JP2012087375A (ja) 2010-10-20 2012-05-10 Jfe Steel Corp 高炉操業方法
WO2015105107A1 (ja) 2014-01-07 2015-07-16 新日鐵住金株式会社 高炉の操業方法
JP2022014169A (ja) 2020-07-06 2022-01-19 Ｊｆｅスチール株式会社 操業ガイダンス方法、高炉の操業方法、溶銑の製造方法、操業ガイダンス装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06172825A (ja) * 1992-12-07 1994-06-21 Nippon Steel Corp 高炉操業方法
JPH11335710A (ja) 1998-05-22 1999-12-07 Sumitomo Metal Ind Ltd 高炉炉熱予測方法
JP6493447B2 (ja) * 2016-08-02 2019-04-03 Ｊｆｅスチール株式会社 溶銑温度予測方法、溶銑温度予測装置、高炉の操業方法、操業ガイダンス装置、溶銑温度制御方法、及び溶銑温度制御装置
JP6729514B2 (ja) * 2017-07-19 2020-07-22 Ｊｆｅスチール株式会社 溶銑温度予測方法、溶銑温度予測装置、高炉の操業方法、操業ガイダンス装置、溶銑温度制御方法、及び溶銑温度制御装置
JP6930507B2 (ja) * 2018-08-23 2021-09-01 Ｊｆｅスチール株式会社 溶銑温度予測方法、溶銑温度予測装置、高炉の操業方法、操業ガイダンス装置、溶銑温度制御方法、及び溶銑温度制御装置
US20230251036A1 (en) 2020-07-06 2023-08-10 Jfe Steel Corporation Method for controlling hot metal temperature, operation guidance method, method for operating blast furnace, method for producing hot metal, device for controlling hot metal temperature, and operation guidance device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000129319A (ja) 1998-10-23 2000-05-09 Kawasaki Steel Corp 高炉炉熱制御方法及び装置
JP2002146414A (ja) 2000-11-06 2002-05-22 Nippon Steel Corp 高炉操業方法
JP2012087375A (ja) 2010-10-20 2012-05-10 Jfe Steel Corp 高炉操業方法
WO2015105107A1 (ja) 2014-01-07 2015-07-16 新日鐵住金株式会社 高炉の操業方法
JP2022014169A (ja) 2020-07-06 2022-01-19 Ｊｆｅスチール株式会社 操業ガイダンス方法、高炉の操業方法、溶銑の製造方法、操業ガイダンス装置

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Publication number Publication date
KR20250041034A (ko) 2025-03-25
JPWO2024048214A1 (https=) 2024-03-07
EP4549594A1 (en) 2025-05-07
EP4549594A4 (en) 2025-12-17
WO2024048214A1 (ja) 2024-03-07
CN119731342A (zh) 2025-03-28

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