JP2024535909A - 高炉プラントの運転方法 - Google Patents

高炉プラントの運転方法 Download PDF

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Publication number
JP2024535909A
JP2024535909A JP2024518631A JP2024518631A JP2024535909A JP 2024535909 A JP2024535909 A JP 2024535909A JP 2024518631 A JP2024518631 A JP 2024518631A JP 2024518631 A JP2024518631 A JP 2024518631A JP 2024535909 A JP2024535909 A JP 2024535909A
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JP
Japan
Prior art keywords
ammonia
shaft furnace
gas
plant
shaft
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
JP2024518631A
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English (en)
Japanese (ja)
Other versions
JP2024535909A5 (https=
JPWO2023052308A5 (https=
Inventor
ペーター キンゼル、クラウス
カス、ジル
ミュンツァー、ヨハネス
ウァレリウス、ミリアム
ディドゥロン、フェルナンド
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 JP2024535909A publication Critical patent/JP2024535909A/ja
Priority to JP2025153138A priority Critical patent/JP2025176150A/ja
Publication of JP2024535909A5 publication Critical patent/JP2024535909A5/ja
Publication of JPWO2023052308A5 publication Critical patent/JPWO2023052308A5/ja
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen
    • C01B3/02—Production of hydrogen; Production of gaseous mixtures containing hydrogen
    • C01B3/04—Production of hydrogen; Production of gaseous mixtures containing hydrogen by decomposition of inorganic compounds
    • C01B3/047—Decomposition of ammonia
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen
    • C01B3/02—Production of hydrogen; Production of gaseous mixtures containing hydrogen
    • C01B3/32—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air
    • C01B3/34—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air by reaction of hydrocarbons with gasifying agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • C21B13/029—Introducing coolant gas in the shaft furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02—Processes for making hydrogen or synthesis gas
    • C01B2203/0266—Processes for making hydrogen or synthesis gas containing a decomposition step
    • C01B2203/0272—Processes for making hydrogen or synthesis gas containing a decomposition step containing a non-catalytic decomposition step
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/02—Processes for making hydrogen or synthesis gas
    • C01B2203/0266—Processes for making hydrogen or synthesis gas containing a decomposition step
    • C01B2203/0277—Processes for making hydrogen or synthesis gas containing a decomposition step containing a catalytic decomposition step
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/06—Integration with other chemical processes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/08—Methods of heating or cooling
    • C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/08—Methods of heating or cooling
    • C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
    • C01B2203/0811—Methods of heating the process for making hydrogen or synthesis gas by combustion of fuel
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/80—Interaction of exhaust gases produced during the manufacture of iron or steel with other processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Combustion & Propulsion (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture Of Iron (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Blast Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
JP2024518631A 2021-09-28 2022-09-26 高炉プラントの運転方法 Pending JP2024535909A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025153138A JP2025176150A (ja) 2021-09-28 2025-09-16 直接還元反応器を含むプラントの運転方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
LU500699A LU500699B1 (en) 2021-09-28 2021-09-28 Method for operating a shaft furnace plant
LULU500699 2021-09-28
PCT/EP2022/076722 WO2023052308A1 (en) 2021-09-28 2022-09-26 Method for operating a shaft furnace plant

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025153138A Division JP2025176150A (ja) 2021-09-28 2025-09-16 直接還元反応器を含むプラントの運転方法

Publications (3)

Publication Number Publication Date
JP2024535909A true JP2024535909A (ja) 2024-10-02
JP2024535909A5 JP2024535909A5 (https=) 2025-09-25
JPWO2023052308A5 JPWO2023052308A5 (https=) 2025-09-25

Family

ID=78073969

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2024518631A Pending JP2024535909A (ja) 2021-09-28 2022-09-26 高炉プラントの運転方法
JP2025153138A Pending JP2025176150A (ja) 2021-09-28 2025-09-16 直接還元反応器を含むプラントの運転方法

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025153138A Pending JP2025176150A (ja) 2021-09-28 2025-09-16 直接還元反応器を含むプラントの運転方法

Country Status (8)

Country Link
US (1) US20240400384A1 (https=)
EP (1) EP4409045A1 (https=)
JP (2) JP2024535909A (https=)
KR (2) KR20250148677A (https=)
CN (1) CN118019863A (https=)
LU (1) LU500699B1 (https=)
TW (2) TW202330942A (https=)
WO (1) WO2023052308A1 (https=)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7787405B2 (ja) * 2022-02-04 2025-12-17 日本製鉄株式会社 高炉の操業方法
US12398034B2 (en) 2022-11-07 2025-08-26 Charm Industrial, Inc. Systems and methods for producing syngas from bio-oil
EP4615796A1 (en) 2022-11-07 2025-09-17 Charm Industrial, Inc. Systems and methods for producing syngas from bio-oil
WO2024151768A1 (en) 2023-01-11 2024-07-18 Charm Industrial, Inc. Systems and methods for self-reduction of iron ore
EP4407049A1 (en) * 2023-01-23 2024-07-31 Oterdoom, Harmen The butterbridge process for simultaneous ammonia cracking and dri production
CN116732259A (zh) * 2023-05-05 2023-09-12 首钢集团有限公司 一种高炉喷吹富氢气体的冶炼方法及其系统
WO2024258966A2 (en) * 2023-06-14 2024-12-19 Trustees Of Tufts College Methods for reducing metal oxides with ammonia gas
CN116970748B (zh) * 2023-08-04 2025-10-17 青海亚洲硅业多晶硅有限公司 一种氨氢冶金装置及方法
EP4524100A1 (en) * 2023-09-14 2025-03-19 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Production of a hydrogen-containing synthesis gas by conversion of a hydrocarbon feedstock
EP4549596A1 (de) * 2023-11-03 2025-05-07 Primetals Technologies Austria GmbH Reduktion metalloxidhaltigen materials auf basis von ammoniak nh3 und kohlenstoffhaltigem gas
EP4549595A1 (de) * 2023-11-03 2025-05-07 Primetals Technologies Austria GmbH Reduktion metalloxidhaltigen materials auf basis von ammoniak nh3 und kohlenstoffhaltigem gas
LU103234B1 (de) * 2024-01-12 2025-07-14 Thyssenkrupp Ag Anlagenverbund und Verfahren zum Betreiben eines Anlagenverbundes zur Stahlerzeugung
EP4585702A1 (de) * 2024-01-12 2025-07-16 thyssenkrupp Uhde GmbH Anlagenverbund und verfahren zum betreiben eines anlagenverbundes zur stahlerzeugung
WO2025202253A1 (de) * 2024-03-28 2025-10-02 Primetals Technologies Austria GmbH Reduktion eisenoxidhaltigen materials mit ammoniak nh3
EP4624594A1 (de) * 2024-03-28 2025-10-01 Primetals Technologies Austria GmbH Reduktion eisenoxidhaltigen materials mit ammoniak nh3
LU507980B1 (en) * 2024-08-12 2026-02-12 Phoenix Tech S A Method for achieving co2 savings in a blast furnace
LU508433B1 (en) 2024-10-01 2026-04-01 Wurth Paul Sa Method for operating a metallurgical plant
WO2026078644A1 (en) * 2024-10-11 2026-04-16 Hyl Technologies, S.A. De C.V. Methods and systems for direct reduction of iron oxides utilizing ammonia as source of reducing gas

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109355503A (zh) * 2018-10-24 2019-02-19 江苏钛谷科技有限公司 一种利用液氨分解制备氢气还原金属氧化矿的方法和系统
CN112813219B (zh) * 2021-02-05 2023-07-25 辽宁科技大学 一种氨气直接还原铁实现近零排放的系统及工艺

Also Published As

Publication number Publication date
LU500699B1 (en) 2023-04-03
JP2025176150A (ja) 2025-12-03
KR20240075852A (ko) 2024-05-29
US20240400384A1 (en) 2024-12-05
WO2023052308A1 (en) 2023-04-06
CN118019863A (zh) 2024-05-10
TW202330942A (zh) 2023-08-01
TW202548033A (zh) 2025-12-16
EP4409045A1 (en) 2024-08-07
KR20250148677A (ko) 2025-10-14

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