DE69801360D1 - Verfahren und Vorrichtung zur Minimierung des Schlackenuberlaufs beim Abstich eines Sauerstoffblaskonverters während der Stahlproduktion - Google Patents

Verfahren und Vorrichtung zur Minimierung des Schlackenuberlaufs beim Abstich eines Sauerstoffblaskonverters während der Stahlproduktion

Info

Publication number
DE69801360D1
DE69801360D1 DE69801360T DE69801360T DE69801360D1 DE 69801360 D1 DE69801360 D1 DE 69801360D1 DE 69801360 T DE69801360 T DE 69801360T DE 69801360 T DE69801360 T DE 69801360T DE 69801360 D1 DE69801360 D1 DE 69801360D1
Authority
DE
Germany
Prior art keywords
stream
wavelengths
bof
slag
tapping
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.)
Expired - Lifetime
Application number
DE69801360T
Other languages
English (en)
Other versions
DE69801360T2 (de
Inventor
Daniel A Goldstein
Alok Sharan
Elizabeth Ann Fuchs
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.)
Cleveland Cliffs Steel Technologies Inc
Original Assignee
Bethlehem Steel Corp
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 Bethlehem Steel Corp filed Critical Bethlehem Steel Corp
Publication of DE69801360D1 publication Critical patent/DE69801360D1/de
Application granted granted Critical
Publication of DE69801360T2 publication Critical patent/DE69801360T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D2/00—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass
    • B22D2/001—Arrangement of indicating or measuring devices, e.g. for temperature or viscosity of the fused mass for the slag appearance in a molten metal stream
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4673—Measuring and sampling devices
    • 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
    • F27D21/00—Arrangement of monitoring devices; Arrangement of safety devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0037—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids
    • G01J5/004—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids by molten metals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/025—Interfacing a pyrometer to an external device or network; User interface
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/08—Optical arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/08—Optical arrangements
    • G01J5/0875—Windows; Arrangements for fastening thereof
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/48—Thermography; Techniques using wholly visual means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J2005/0077—Imaging
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02—Constructional details
    • G01J5/04—Casings
    • G01J5/046—Materials; Selection of thermal materials

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Continuous Casting (AREA)
DE69801360T 1997-11-13 1998-04-01 Verfahren und Vorrichtung zur Minimierung des Schlackenuberlaufs beim Abstich eines Sauerstoffblaskonverters während der Stahlproduktion Expired - Lifetime DE69801360T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/970,098 US5968227A (en) 1997-11-13 1997-11-13 System and method for minimizing slag carryover during the tapping of a BOF converter in the production of steel

Publications (2)

Publication Number Publication Date
DE69801360D1 true DE69801360D1 (de) 2001-09-20
DE69801360T2 DE69801360T2 (de) 2002-06-20

Family

ID=25516436

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69801360T Expired - Lifetime DE69801360T2 (de) 1997-11-13 1998-04-01 Verfahren und Vorrichtung zur Minimierung des Schlackenuberlaufs beim Abstich eines Sauerstoffblaskonverters während der Stahlproduktion

Country Status (7)

Country Link
US (2) US5968227A (de)
EP (1) EP0922774B1 (de)
KR (1) KR100294271B1 (de)
AT (1) ATE204339T1 (de)
CA (1) CA2233516C (de)
DE (1) DE69801360T2 (de)
TW (1) TW466272B (de)

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US5968227A (en) * 1997-11-13 1999-10-19 Bethlehem Steel Corporation System and method for minimizing slag carryover during the tapping of a BOF converter in the production of steel
US6197086B1 (en) * 1997-11-13 2001-03-06 Bethlehem Steel Corporation System and method for minimizing slag carryover during the production of steel
KR100395108B1 (ko) * 1999-12-09 2003-08-21 주식회사 포스코 전로 자동 비상 복귀장치
US6562285B1 (en) 2000-11-15 2003-05-13 Metallurgical Sensors, Inc. Method and apparatus for detecting slag carryover
EP1326064A1 (de) * 2002-01-08 2003-07-09 Christian Florin Verfahren und Messgerät zum Kontrollieren der Qualität einer Prüfmasse
AU2003260063A1 (en) * 2002-08-27 2004-03-19 Ircon, Inc. Apparatus and method of sensing the temperature of a molten metal vehicle
WO2004069547A2 (en) * 2003-01-31 2004-08-19 Mikron Infrared, Inc. Apparatus for thermal imaging
US20050056785A1 (en) * 2003-09-16 2005-03-17 Northrop Grumman Corporation Detection and analysis of chemical and biological materials by passive emission of terahertz wave against a cold background target
DE102005025440B4 (de) * 2005-06-02 2018-04-05 Waters Gmbh System und Verfahren zur Probenvorbereitung
CN101149338A (zh) 2007-07-22 2008-03-26 姜虹 钢水流中熔渣检测装置
US8309017B2 (en) * 2008-11-18 2012-11-13 Hunter William C Off-gas heat recovery and particulate collection
DE102013002623A1 (de) 2013-02-18 2014-08-21 Veronica Stilkerieg Stopfen für das zeitweise Verschließen des Konverterabstichloches
US9618265B2 (en) 2014-10-29 2017-04-11 Nupro Corporation Method for tapping a steel making furnace
CN117804568A (zh) * 2016-12-06 2024-04-02 日本制铁株式会社 熔融金属表面的渣体积评价方法
KR101867715B1 (ko) * 2016-12-12 2018-06-14 주식회사 포스코 고로 출선구 온도 측정 장치
TWI638137B (zh) * 2017-02-14 2018-10-11 日商新日鐵住金股份有限公司 熔鋼流中的熔渣檢測方法
TWI667088B (zh) * 2017-02-14 2019-08-01 日商日本製鐵股份有限公司 熔鋼流中的熔渣檢測方法
JP7008543B2 (ja) * 2018-03-07 2022-01-25 日本製鉄株式会社 ドロス除去装置及びドロス除去方法
CN110631709A (zh) * 2019-09-24 2019-12-31 湖北理工学院 一种转炉炼钢倒炉时非接触式的钢水温度检测方法
CN110751669A (zh) * 2019-09-24 2020-02-04 武汉科技大学 一种新型cbocp在线红外转炉出钢钢流自动检测与跟踪方法及系统
CN111944943B (zh) * 2020-09-03 2022-04-05 中冶赛迪技术研究中心有限公司 转炉出钢控制方法、系统
CN112712539B (zh) * 2020-12-30 2022-07-29 中冶赛迪重庆信息技术有限公司 基于机器视觉的转炉出钢钢包车控制方法、系统、介质及终端
WO2023062905A1 (ja) * 2021-10-12 2023-04-20 Ｊｆｅスチール株式会社 溶鉄の不純物濃度の予測方法、溶鉄の製造方法、学習済の機械学習モデルの作成方法及び溶鉄の不純物濃度の予測装置
CN114934150B (zh) * 2022-06-29 2023-06-23 莱芜钢铁集团银山型钢有限公司 一种转炉出钢过程降低注入钢包内炉渣量的系统及方法
CN115200380B (zh) * 2022-09-19 2022-12-06 山东创新北海有限公司 一种铝合金生产线的熔炉废渣转移报警装置

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JPS60143B2 (ja) * 1976-11-17 1985-01-05 住友金属工業株式会社 溶鋼流出自動制御装置及びその信号判別装置
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US5968227A (en) * 1997-11-13 1999-10-19 Bethlehem Steel Corporation System and method for minimizing slag carryover during the tapping of a BOF converter in the production of steel
JP3017215B1 (ja) 1999-02-12 2000-03-06 日本電気通信システム株式会社 メッセ―ジ蓄積システム

Also Published As

Publication number Publication date
EP0922774B1 (de) 2001-08-16
KR100294271B1 (ko) 2002-10-19
DE69801360T2 (de) 2002-06-20
EP0922774A1 (de) 1999-06-16
CA2233516A1 (en) 1999-05-13
US6129888A (en) 2000-10-10
ATE204339T1 (de) 2001-09-15
CA2233516C (en) 2004-02-17
TW466272B (en) 2001-12-01
KR19990044713A (ko) 1999-06-25
US5968227A (en) 1999-10-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ISG TECHNOLOGIES INC., BETHLEHEM, PA., US