JP7522999B1 - 溶銑温度制御方法、高炉の操業方法、溶銑の製造方法、溶銑温度制御装置及び溶銑温度制御システム - Google Patents

溶銑温度制御方法、高炉の操業方法、溶銑の製造方法、溶銑温度制御装置及び溶銑温度制御システム Download PDF

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JP7522999B1
JP7522999B1 JP2024531525A JP2024531525A JP7522999B1 JP 7522999 B1 JP7522999 B1 JP 7522999B1 JP 2024531525 A JP2024531525 A JP 2024531525A JP 2024531525 A JP2024531525 A JP 2024531525A JP 7522999 B1 JP7522999 B1 JP 7522999B1
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molten iron
pulverized coal
temperature control
iron temperature
determination unit
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JPWO2024185626A1 (https=
JPWO2024185626A5 (https=
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稜介 益田
佳也 橋本
拓幸 島本
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JFE Steel Corp
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JFE Steel Corp
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Priority claimed from PCT/JP2024/007443 external-priority patent/WO2024185626A1/ja
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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
    • 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
    • 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)
JP2024531525A 2023-03-07 2024-02-28 溶銑温度制御方法、高炉の操業方法、溶銑の製造方法、溶銑温度制御装置及び溶銑温度制御システム Active JP7522999B1 (ja)

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JP2023034999 2023-03-07
JP2023034999 2023-03-07
PCT/JP2024/007443 WO2024185626A1 (ja) 2023-03-07 2024-02-28 溶銑温度制御方法、高炉の操業方法、溶銑の製造方法、溶銑温度制御装置及び溶銑温度制御システム

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JP7522999B1 true JP7522999B1 (ja) 2024-07-26
JPWO2024185626A1 JPWO2024185626A1 (https=) 2024-09-12
JPWO2024185626A5 JPWO2024185626A5 (https=) 2025-02-12

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EP (1) EP4667590A1 (https=)
JP (1) JP7522999B1 (https=)
KR (1) KR20250141775A (https=)
CN (1) CN120826481A (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07268416A (ja) * 1994-03-31 1995-10-17 Nippon Steel Corp 高炉の操業方法
JPH11222611A (ja) * 1997-11-04 1999-08-17 Nkk Corp 高炉操業方法
JP2004027265A (ja) * 2002-06-24 2004-01-29 Nippon Steel Corp 微粉炭吹き込みを行う高炉の操業方法
WO2022009617A1 (ja) * 2020-07-06 2022-01-13 Ｊｆｅスチール株式会社 溶銑温度の制御方法、操業ガイダンス方法、高炉の操業方法、溶銑の製造方法、溶銑温度の制御装置および操業ガイダンス装置
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6531782B2 (ja) 2016-08-02 2019-06-19 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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07268416A (ja) * 1994-03-31 1995-10-17 Nippon Steel Corp 高炉の操業方法
JPH11222611A (ja) * 1997-11-04 1999-08-17 Nkk Corp 高炉操業方法
JP2004027265A (ja) * 2002-06-24 2004-01-29 Nippon Steel Corp 微粉炭吹き込みを行う高炉の操業方法
WO2022009617A1 (ja) * 2020-07-06 2022-01-13 Ｊｆｅスチール株式会社 溶銑温度の制御方法、操業ガイダンス方法、高炉の操業方法、溶銑の製造方法、溶銑温度の制御装置および操業ガイダンス装置
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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KR20250141775A (ko) 2025-09-29
CN120826481A (zh) 2025-10-21
EP4667590A1 (en) 2025-12-24

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