CN117377778A - 用于对高炉装置进行操作的方法 - Google Patents

用于对高炉装置进行操作的方法 Download PDF

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Publication number
CN117377778A
CN117377778A CN202280037764.0A CN202280037764A CN117377778A CN 117377778 A CN117377778 A CN 117377778A CN 202280037764 A CN202280037764 A CN 202280037764A CN 117377778 A CN117377778 A CN 117377778A
Authority
CN
China
Prior art keywords
blast furnace
gas
hydrogen
reforming
stream
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
CN202280037764.0A
Other languages
English (en)
Chinese (zh)
Inventor
克劳斯·彼得·金策尔
吉勒·卡斯
米里亚姆·瓦勒留斯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Paul Wurth SA
Original Assignee
Paul Wurth SA
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.)
Filing date
Publication date
Application filed by Paul Wurth SA filed Critical Paul Wurth SA
Publication of CN117377778A publication Critical patent/CN117377778A/zh
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/06Making pig-iron in the blast furnace using top gas in the blast furnace process
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/001Injecting additional fuel or reducing agents
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B9/00Stoves for heating the blast in blast furnaces
    • C21B9/14Preheating the combustion air
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B5/00Making pig-iron in the blast furnace
    • C21B5/001Injecting additional fuel or reducing agents
    • C21B2005/005Selection or treatment of the reducing gases
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/22Increasing the gas reduction potential of recycled exhaust gases by reforming
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/26Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/42Sulphur removal
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21BMANUFACTURE OF IRON OR STEEL
    • C21B2100/00Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44Removing particles, e.g. by scrubbing, dedusting

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Furnace Details (AREA)
  • Blast Furnaces (AREA)
CN202280037764.0A 2021-06-03 2022-06-02 用于对高炉装置进行操作的方法 Pending CN117377778A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
LULU500245 2021-06-03
LU500245A LU500245B1 (en) 2021-06-03 2021-06-03 Method for operating a blast furnace installation
PCT/EP2022/065003 WO2022253938A1 (en) 2021-06-03 2022-06-02 Method for operating a blast furnace installation

Publications (1)

Publication Number Publication Date
CN117377778A true CN117377778A (zh) 2024-01-09

Family

ID=76553791

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280037764.0A Pending CN117377778A (zh) 2021-06-03 2022-06-02 用于对高炉装置进行操作的方法

Country Status (10)

Country Link
US (1) US20240263258A1 (pt)
EP (1) EP4347897A1 (pt)
JP (1) JP2024522088A (pt)
KR (1) KR20240016962A (pt)
CN (1) CN117377778A (pt)
AU (1) AU2022284294A1 (pt)
BR (1) BR112023024416A2 (pt)
LU (1) LU500245B1 (pt)
TW (1) TW202336237A (pt)
WO (1) WO2022253938A1 (pt)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT505401B1 (de) * 2008-02-15 2009-01-15 Siemens Vai Metals Tech Gmbh Verfahren zum erschmelzen von roheisen unter rückführung von gichtgas unter zusatz von kohlenwasserstoffen
WO2011108546A1 (ja) * 2010-03-02 2011-09-09 Jfeスチール株式会社 高炉の操業方法、製鉄所の操業方法、および酸化炭素含有ガスの利用方法
PL2886666T3 (pl) 2013-12-20 2019-01-31 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Sposób działania instalacji wielkiego pieca z recyklingiem gazu gardzielowego
KR101758521B1 (ko) * 2015-12-23 2017-07-17 주식회사 포스코 열풍로를 이용한 이산화탄소 분해 및 재활용 방법
US11952638B2 (en) * 2019-09-27 2024-04-09 Midrex Technologies, Inc. Direct reduction process utilizing hydrogen
US20220305439A1 (en) * 2020-08-04 2022-09-29 Sekisui Chemical Co., Ltd. Gas production apparatus, gas production system, steel production system, chemical production system, and gas production method

Also Published As

Publication number Publication date
AU2022284294A1 (en) 2023-12-07
KR20240016962A (ko) 2024-02-06
US20240263258A1 (en) 2024-08-08
EP4347897A1 (en) 2024-04-10
TW202336237A (zh) 2023-09-16
WO2022253938A1 (en) 2022-12-08
LU500245B1 (en) 2022-12-07
JP2024522088A (ja) 2024-06-11
BR112023024416A2 (pt) 2024-02-20

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