KR101671139B1 - 고로 송풍구로부터 산소를 취입하는 설비 및 고로 조업 방법 - Google Patents

고로 송풍구로부터 산소를 취입하는 설비 및 고로 조업 방법 Download PDF

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Publication number
KR101671139B1
KR101671139B1 KR1020157012417A KR20157012417A KR101671139B1 KR 101671139 B1 KR101671139 B1 KR 101671139B1 KR 1020157012417 A KR1020157012417 A KR 1020157012417A KR 20157012417 A KR20157012417 A KR 20157012417A KR 101671139 B1 KR101671139 B1 KR 101671139B1
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KR
South Korea
Prior art keywords
oxygen
nitrogen
shut
pipe
valve
Prior art date
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KR1020157012417A
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English (en)
Korean (ko)
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KR20150067764A (ko
Inventor
키미토시 모리
Original Assignee
제이에프이 스틸 가부시키가이샤
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Publication of KR20150067764A publication Critical patent/KR20150067764A/ko
Application granted granted Critical
Publication of KR101671139B1 publication Critical patent/KR101671139B1/ko

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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
    • C21B7/00—Blast furnaces
    • C21B7/16—Tuyéres
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/16—Arrangements of tuyeres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/10—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B1/20—Arrangements of devices for charging
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/18—Charging particulate material using a fluid carrier

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Blast Furnaces (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
KR1020157012417A 2012-12-11 2013-12-09 고로 송풍구로부터 산소를 취입하는 설비 및 고로 조업 방법 KR101671139B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JPJP-P-2012-270092 2012-12-11
JP2012270093 2012-12-11
JPJP-P-2012-270093 2012-12-11
JP2012270092 2012-12-11
PCT/JP2013/007216 WO2014091737A1 (ja) 2012-12-11 2013-12-09 高炉羽口から酸素を吹込む設備及び高炉操業方法

Publications (2)

Publication Number Publication Date
KR20150067764A KR20150067764A (ko) 2015-06-18
KR101671139B1 true KR101671139B1 (ko) 2016-10-31

Family

ID=50934045

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157012417A KR101671139B1 (ko) 2012-12-11 2013-12-09 고로 송풍구로부터 산소를 취입하는 설비 및 고로 조업 방법

Country Status (6)

Country Link
JP (1) JP5888435B2 (pt)
KR (1) KR101671139B1 (pt)
CN (1) CN104854249B (pt)
BR (1) BR112015013245B1 (pt)
TW (1) TWI557230B (pt)
WO (1) WO2014091737A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI697563B (zh) * 2019-09-26 2020-07-01 中國鋼鐵股份有限公司 鋼胚加熱爐及抑制鋼胚表面脫碳層之厚度增加的方法
US11920204B2 (en) * 2020-10-06 2024-03-05 Midrex Technologies, Inc. Oxygen injection for reformer feed gas for direct reduction process
CN114369693B (zh) * 2022-01-12 2023-02-14 新疆八一钢铁股份有限公司 一种富氧高炉供氧系统、供氧方法及其控制方法
CN116300677A (zh) * 2023-03-23 2023-06-23 沈阳科维润工程技术有限公司 一种高炉风口局部富氧炉况均匀调剂装置及其使用方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000226609A (ja) * 1999-02-08 2000-08-15 Nkk Corp ランスの異常監視方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03243704A (ja) * 1990-02-20 1991-10-30 Sumitomo Metal Ind Ltd 高炉羽口粉体吹き込み操業法
JPH05320726A (ja) * 1992-05-26 1993-12-03 Sumitomo Metal Ind Ltd 高炉への微粉炭吹込管の詰まり防止装置
CN1038147C (zh) * 1995-03-20 1998-04-22 北京科技大学 一种高炉氧煤喷吹氧气的气体供应及控制装置
JP2001031247A (ja) * 1999-07-26 2001-02-06 Nkk Corp 粉粒体の気流搬送方法及び装置
CN102155626B (zh) * 2010-12-30 2012-10-24 安阳钢铁股份有限公司 一种氧气管道、球罐投用新方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000226609A (ja) * 1999-02-08 2000-08-15 Nkk Corp ランスの異常監視方法

Also Published As

Publication number Publication date
TWI557230B (zh) 2016-11-11
KR20150067764A (ko) 2015-06-18
WO2014091737A1 (ja) 2014-06-19
TW201441375A (zh) 2014-11-01
CN104854249B (zh) 2017-03-01
BR112015013245A2 (pt) 2017-07-11
BR112015013245B1 (pt) 2019-11-05
CN104854249A (zh) 2015-08-19
JP5888435B2 (ja) 2016-03-22
JPWO2014091737A1 (ja) 2017-01-05

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