KR20250041034A - 프로세스의 제어 방법, 고로의 조업 방법, 용선의 제조 방법 및 프로세스의 제어 장치 - Google Patents

프로세스의 제어 방법, 고로의 조업 방법, 용선의 제조 방법 및 프로세스의 제어 장치 Download PDF

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Publication number
KR20250041034A
KR20250041034A KR1020257005960A KR20257005960A KR20250041034A KR 20250041034 A KR20250041034 A KR 20250041034A KR 1020257005960 A KR1020257005960 A KR 1020257005960A KR 20257005960 A KR20257005960 A KR 20257005960A KR 20250041034 A KR20250041034 A KR 20250041034A
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KR
South Korea
Prior art keywords
molten iron
temperature
furnace
ratio
blast
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
KR1020257005960A
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English (en)
Korean (ko)
Inventor
요시나리 하시모토
료스케 마스다
겐야 야마토
타케루 기즈
Original Assignee
제이에프이 스틸 가부시키가이샤
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 제이에프이 스틸 가부시키가이샤 filed Critical 제이에프이 스틸 가부시키가이샤
Publication of KR20250041034A publication Critical patent/KR20250041034A/ko
Pending legal-status Critical Current

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Classifications

    • 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)
KR1020257005960A 2022-08-31 2023-08-07 프로세스의 제어 방법, 고로의 조업 방법, 용선의 제조 방법 및 프로세스의 제어 장치 Pending KR20250041034A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022138752 2022-08-31
JPJP-P-2022-138752 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

Publications (1)

Publication Number Publication Date
KR20250041034A true KR20250041034A (ko) 2025-03-25

Family

ID=90099303

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020257005960A Pending KR20250041034A (ko) 2022-08-31 2023-08-07 프로세스의 제어 방법, 고로의 조업 방법, 용선의 제조 방법 및 프로세스의 제어 장치

Country Status (5)

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11335710A (ja) 1998-05-22 1999-12-07 Sumitomo Metal Ind Ltd 高炉炉熱予測方法

Family Cites Families (10)

* 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
JP2000129319A (ja) * 1998-10-23 2000-05-09 Kawasaki Steel Corp 高炉炉熱制御方法及び装置
JP4598256B2 (ja) 2000-11-06 2010-12-15 新日本製鐵株式会社 高炉操業方法
JP2012087375A (ja) 2010-10-20 2012-05-10 Jfe Steel Corp 高炉操業方法
JP6258039B2 (ja) 2014-01-07 2018-01-10 新日鐵住金株式会社 高炉の操業方法
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
EP4155421B1 (en) 2020-07-06 2025-10-08 JFE Steel Corporation Methods and devices for controlling hot metal temperature and operating a blast furnace
JP7272326B2 (ja) 2020-07-06 2023-05-12 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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11335710A (ja) 1998-05-22 1999-12-07 Sumitomo Metal Ind Ltd 高炉炉熱予測方法

Also Published As

Publication number Publication date
WO2024048214A1 (ja) 2024-03-07
CN119731342A (zh) 2025-03-28
EP4549594A1 (en) 2025-05-07
JPWO2024048214A1 (https=) 2024-03-07
JP7687439B2 (ja) 2025-06-03
EP4549594A4 (en) 2025-12-17

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Patent event date: 20250224

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