[go: up one dir, main page]

ZA967866B - Method and apparatus to determine and control the carbon content of steel in a bof vessel - Google Patents

Method and apparatus to determine and control the carbon content of steel in a bof vessel

Info

Publication number
ZA967866B
ZA967866B ZA967866A ZA967866A ZA967866B ZA 967866 B ZA967866 B ZA 967866B ZA 967866 A ZA967866 A ZA 967866A ZA 967866 A ZA967866 A ZA 967866A ZA 967866 B ZA967866 B ZA 967866B
Authority
ZA
South Africa
Prior art keywords
carbon content
vessel
blow
heat
oxygen
Prior art date
Application number
ZA967866A
Other languages
English (en)
Inventor
Alok Sharan
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 ZA967866B publication Critical patent/ZA967866B/xx

Links

Classifications

    • 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
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • 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
    • F27D21/02—Observation or illuminating 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0006—Monitoring the characteristics (composition, quantities, temperature, pressure) of at least one of the gases of the kiln atmosphere and using it as a controlling value
    • F27D2019/0012—Monitoring the composition of the atmosphere or of one of their components
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Radiation Pyrometers (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Control Of Combustion (AREA)
ZA967866A 1995-10-31 1996-10-31 Method and apparatus to determine and control the carbon content of steel in a bof vessel ZA967866B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/550,590 US5603746A (en) 1995-10-31 1995-10-31 Method and apparatus to determine and control the carbon content of steel in a BOF vessel

Publications (1)

Publication Number Publication Date
ZA967866B true ZA967866B (en) 1997-06-12

Family

ID=24197804

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA967866A ZA967866B (en) 1995-10-31 1996-10-31 Method and apparatus to determine and control the carbon content of steel in a bof vessel

Country Status (13)

Country Link
US (2) US5603746A (xx)
EP (2) EP1046720A1 (xx)
JP (1) JP3251296B2 (xx)
KR (1) KR100321670B1 (xx)
CN (1) CN1068633C (xx)
AT (1) ATE202150T1 (xx)
AU (1) AU709663B2 (xx)
CA (1) CA2235499C (xx)
DE (1) DE69613388T2 (xx)
ES (1) ES2159755T3 (xx)
TW (1) TW331574B (xx)
WO (1) WO1997016571A1 (xx)
ZA (1) ZA967866B (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5984998A (en) * 1997-11-14 1999-11-16 American Iron And Steel Institute Method and apparatus for off-gas composition sensing
US6175676B1 (en) 1999-02-23 2001-01-16 Bethlehem Steel Corporation Fiber optic sensor and method of use thereof to determine carbon content of molten steel contained in a basic oxygen furnace
US8577431B2 (en) 2008-07-03 2013-11-05 Cercacor Laboratories, Inc. Noise shielding for a noninvasive device
US8203704B2 (en) 2008-08-04 2012-06-19 Cercacor Laboratories, Inc. Multi-stream sensor for noninvasive measurement of blood constituents
US20100050567A1 (en) * 2008-08-29 2010-03-04 Vandewinckel Stephen C Grout placement apparatus
CN101463407B (zh) * 2008-11-22 2011-02-02 大连理工大学 一种转炉炼钢石灰加入量计算方法
CN101832967B (zh) * 2009-03-09 2013-12-11 鞍钢股份有限公司 一种连续预测转炉熔池碳含量的方法
US9790972B2 (en) 2013-06-25 2017-10-17 Emerson Process Management Regulator Technologies, Inc. Heated fluid regulators
CN103439452B (zh) * 2013-08-15 2016-02-17 莱芜钢铁集团有限公司 一种转炉炼钢中实时在线快速测定钢水碳的方法
CN103667741B (zh) * 2013-12-13 2015-04-22 合肥金星机电科技发展有限公司 铜转炉吹炼控制系统
US10094597B2 (en) 2014-09-24 2018-10-09 Fisher Controls International Llc Field instrument temperature apparatus and related methods
US20160085244A1 (en) * 2014-09-24 2016-03-24 Fisher Controls International Llc Vortex tube temperature control for process control devices
US10113775B2 (en) * 2015-09-25 2018-10-30 Fisher Controls International Llc Temperature control device and process control apparatus including a temperature control device
CN105509463A (zh) * 2015-11-25 2016-04-20 南京建磊电力技术有限公司 危废焚烧炉回转窑的窑温红外测量装置
KR102614489B1 (ko) 2016-12-01 2023-12-15 엘지전자 주식회사 먼지 측정 장치

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2207309A (en) * 1939-03-22 1940-07-09 Jones & Laughlin Steel Corp Controlling bessemer converters
US2354400A (en) * 1942-06-22 1944-07-25 Us Steel Corp Of Delaware Bessemer converter blow control method
FR1081824A (fr) * 1953-05-04 1954-12-23 Siderurgie Fse Inst Rech Dispositif pour mesurer les variations d'opacité de la flamme d'un convertisseur thomas et déterminer automatiquement la fin de l'opération
US2807537A (en) * 1954-11-01 1957-09-24 Bethlehem Steel Corp Method of controlling the partial blowing of bessemer steel
DE1082927B (de) * 1956-11-26 1960-06-09 Huettenwerk Oberhausen Ag Vorrichtung zur Messung der Badtemperatur in blasenden Konvertern u. dgl.
DE1583318B1 (de) * 1966-05-23 1972-03-09 Nippon Steel Corp Verfahren zur Ermittlung des Kohlenstoffgehalts einer Stahlschmelze in einem Sauerstoffaufblaskonverter
LU51811A1 (xx) * 1966-08-23 1968-03-25
JPS5027805B1 (xx) * 1967-04-13 1975-09-10
LU53447A1 (xx) * 1967-04-18 1968-11-17
US3720404A (en) * 1967-06-27 1973-03-13 Westinghouse Electric Corp System for controlling carbon removal in a basic oxygen furnace
AT299283B (de) * 1969-04-08 1972-06-12 Voest Ag Verfahren zur Betriebsregelung von Sauerstoffaufblaseverfahren
US3719469A (en) * 1970-07-22 1973-03-06 Allegheny Ludlum Ind Inc Control for basic oxygen steelmaking furnace
US3741557A (en) * 1970-08-13 1973-06-26 Allegheny Ludlum Steel Apparatus for control of carbon content in steel produced in basic oxygen furnace process
LU67003A1 (xx) 1973-02-12 1974-03-07
JPS60230929A (ja) * 1984-04-27 1985-11-16 Nippon Steel Corp 転炉操業方法

Also Published As

Publication number Publication date
CN1196757A (zh) 1998-10-21
EP0859866A1 (en) 1998-08-26
TW331574B (en) 1998-05-11
AU709663B2 (en) 1999-09-02
JPH11514703A (ja) 1999-12-14
DE69613388T2 (de) 2002-04-25
ATE202150T1 (de) 2001-06-15
ES2159755T3 (es) 2001-10-16
JP3251296B2 (ja) 2002-01-28
US5603746A (en) 1997-02-18
MX9802959A (es) 1998-11-29
KR19990063751A (ko) 1999-07-26
WO1997016571A1 (en) 1997-05-09
USRE37922E1 (en) 2002-12-10
EP0859866B1 (en) 2001-06-13
CN1068633C (zh) 2001-07-18
AU6968396A (en) 1997-05-22
EP1046720A1 (en) 2000-10-25
DE69613388D1 (de) 2001-07-19
CA2235499A1 (en) 1997-05-09
KR100321670B1 (ko) 2002-11-01
CA2235499C (en) 2002-10-22

Similar Documents

Publication Publication Date Title
ZA967866B (en) Method and apparatus to determine and control the carbon content of steel in a bof vessel
NO951792D0 (no) Fremgangsmåte og anordning for bestemmelse av glukose i en biologisk matriks
DE3270572D1 (en) Improvements in or relating to the measurement of the size of particles
EP0770209A4 (en) METHODS AND APPARATUS FOR QUICK BALANCING OF A DISSOLVED GAS COMPOSITION
CN104419799A (zh) 一种转炉冶炼在线预测高碳钢碳含量方法
AU565122B2 (en) Method for determination of ammonia
DE59607427D1 (de) Verfahren zur entkohlung von stahlschmelzen
NZ332259A (en) Method and apparatus or determining the quality of a crop by measuring reduction of oxidised photosystem 1 molecules
AU4966090A (en) Method for detecting the presence of mercury using microorganisms with mercury-enhanced bioluminescence
AU661766B2 (en) A process for determining the concentration of a gas in molten metal
CN113604630A (zh) 一种电弧炉炼钢终点控制方法
JPS6317887B2 (xx)
GB1296069A (xx)
SU1388685A2 (ru) Способ управлени сжиганием колошникового газа и устройство дл его осуществлени
US3640119A (en) Carbon content measurement in a basic oxygen furnace
Friedl et al. Automatic blowing process in BOF and direct tapping using the sublance system
FI973966L (fi) Menetelmä ja laitteisto kaasun mittaamiseksi
Nishikawa et al. Improvement of Steelmaking Technology for Production of Ultra Low Carbon Steel at No. 3 Steelmaking Shop in Chiba Works
JPS5729519A (en) Oxygen converter
Aoki et al. Development of a Silicon Sensor for Pig Iron
UA5685A1 (uk) Спосіб контролю температури метанолу в конвертері
JPH01222018A (ja) 溶鋼の真空脱炭制御方法
Kleimt et al. Dynamic process model for improving the operation of vacuum circulation plants
Bencini et al. Dynamic slag control in LD/LBE process at Ilva/Piombino steel shop
Bradaric et al. Recent results of two blow practice use in BOF control