ATE320871T1 - Verfahren und vorrichtung zum erkennen von schlacken - Google Patents

Verfahren und vorrichtung zum erkennen von schlacken

Info

Publication number
ATE320871T1
ATE320871T1 AT03013294T AT03013294T ATE320871T1 AT E320871 T1 ATE320871 T1 AT E320871T1 AT 03013294 T AT03013294 T AT 03013294T AT 03013294 T AT03013294 T AT 03013294T AT E320871 T1 ATE320871 T1 AT E320871T1
Authority
AT
Austria
Prior art keywords
slag
voltage range
shroud
molten metal
relates
Prior art date
Application number
AT03013294T
Other languages
English (en)
Inventor
Mats Jalk
Willy Ohlsson
Hakan Kelvesjoe
Original Assignee
Mpc Metal Process Control Ab
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 Mpc Metal Process Control Ab filed Critical Mpc Metal Process Control Ab
Application granted granted Critical
Publication of ATE320871T1 publication Critical patent/ATE320871T1/de

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D37/00—Controlling or regulating the pouring of molten metal from a casting melt-holding vessel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/16—Controlling or regulating processes or operations
    • B22D11/18—Controlling or regulating processes or operations for pouring
    • B22D11/181—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level
    • B22D11/186—Controlling or regulating processes or operations for pouring responsive to molten metal level or slag level by using electric, magnetic, sonic or ultrasonic means
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D37/00—Controlling or regulating the pouring of molten metal from a casting melt-holding vessel
    • B22D37/005—Shielding the 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
    • 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
    • F27D19/00—Arrangements of controlling 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
    • F27D21/0028—Devices for monitoring the level of the melt
    • 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
    • F27D3/14—Charging or discharging liquid or molten material
    • F27D3/145—Runners therefor
    • 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
    • F27D3/15—Tapping equipment; Equipment for removing or retaining slag
    • F27D3/1545—Equipment for removing or retaining slag
    • F27D3/159—Equipment for removing or retaining slag for retaining slag during the pouring of the metal or retaining metal during the pouring of the slag
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9013—Arrangements for scanning
    • G01N27/9026—Arrangements for scanning by moving the material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/20—Metals
    • G01N33/205—Metals in liquid state, e.g. molten metals
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C2005/5288—Measuring or 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
    • F27D19/00—Arrangements of controlling devices
    • F27D2019/0084—Controlling closure systems, e.g. doors
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Continuous Casting (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Details (AREA)
AT03013294T 2003-06-13 2003-06-13 Verfahren und vorrichtung zum erkennen von schlacken ATE320871T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03013294A EP1486272B1 (de) 2003-06-13 2003-06-13 Verfahren und Vorrichtung zum Erkennen von Schlacken

Publications (1)

Publication Number Publication Date
ATE320871T1 true ATE320871T1 (de) 2006-04-15

Family

ID=33185888

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03013294T ATE320871T1 (de) 2003-06-13 2003-06-13 Verfahren und vorrichtung zum erkennen von schlacken

Country Status (8)

Country Link
US (1) US7639150B2 (de)
EP (1) EP1486272B1 (de)
JP (1) JP4700606B2 (de)
KR (1) KR20060028411A (de)
AT (1) ATE320871T1 (de)
CA (1) CA2528217A1 (de)
DE (1) DE60304080T2 (de)
WO (1) WO2004110675A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE401152T1 (de) * 2003-06-13 2008-08-15 Mpc Metal Process Control Ab Verfahren und vorrichtung zum erkennen von schlacken
DE102006056473A1 (de) * 2006-11-28 2008-05-29 Betriebsforschungsinstitut VDEh - Institut für angewandte Forschung GmbH Verfahren und Vorrichtung zur Bestimmung des Gehalts von mindestens einer Komponente einer Schlackenschmelze
AT506190B1 (de) 2007-12-20 2010-05-15 Siemens Vai Metals Tech Gmbh Vorrichtung zum auswechselbaren anschliessen eines giessrohres an einen ausguss eines schmelzenbehälters
CN104748553B (zh) * 2015-04-01 2016-09-21 山东钢铁股份有限公司 一种用于加热炉的炉门定位装置
CN110230975B (zh) * 2019-06-20 2021-01-12 武汉钢铁有限公司 一种钢铁熔渣层厚度测量装置
CN113634727A (zh) * 2021-07-19 2021-11-12 盐城市联鑫钢铁有限公司 一种钢包滑动水口自动关闭方法和系统
DE102024103004A1 (de) 2024-02-02 2025-08-07 Berthold Technologies Gmbh & Co. Kg Verfahren und System zum Überwachen eines Flusses aufweisend eine Metallschmelze auf Schlacke durch ein Ausgussrohr

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51112433A (en) * 1975-03-28 1976-10-04 Sumitomo Metal Ind Detecting method and device for flow of slug
SE420649B (sv) 1976-05-20 1981-10-19 Atomenergi Ab Anordning for elektromagnetisk metning vid hog temeratur av atmindtone en av storheterna niva, avstand och hastighet i samband med i en behallare, kanal eller liknande innehallet flytande ledande material med mycket ...
JPS5913301B2 (ja) * 1978-02-20 1984-03-28 川崎製鉄株式会社 溶鋼通路のスラグ検知装置
JPS5916543B2 (ja) * 1978-03-08 1984-04-16 川崎製鉄株式会社 溶鋼通路のスラグ検知装置
JPS58167066A (ja) * 1982-03-29 1983-10-03 Nippon Steel Corp 流出スラグの検出方法
DE3439369A1 (de) * 1984-10-27 1986-04-30 AMP Angewandte Meßtechnik und Prozeßsteuerung GmbH, 5100 Aachen Verfahren und vorrichtung zum detektieren von schlacke
JPH02251362A (ja) * 1989-03-23 1990-10-09 Sumitomo Metal Ind Ltd スラグ流出検知方法及びその装置
WO1992017295A1 (en) * 1991-03-27 1992-10-15 Kawasaki Steel Corporation System for removing non-metallic inclusions in molten metal
WO1995024285A1 (fr) * 1994-03-07 1995-09-14 Nippon Steel Corporation Procede et appareil de coulage continu
JPH07276018A (ja) * 1994-04-05 1995-10-24 Nkk Corp ノズル内の溶鋼の流動状態検出方法
JPH09236461A (ja) * 1996-03-01 1997-09-09 Nippon Steel Corp スラグ流出量判定方法およびスラグ流出判定装置
JPH105958A (ja) * 1996-06-27 1998-01-13 Nippon Steel Corp 検出コイル装置
US6019811A (en) * 1997-08-13 2000-02-01 Sandia Corporation Metals processing control by counting molten metal droplets
JPH1161225A (ja) * 1997-08-26 1999-03-05 Nippon Steel Corp 溶鋼スラグの検知方法
SE519375C2 (sv) * 2000-11-03 2003-02-18 Mpc Metal Process Control Ab Förfarande och system för styrning av metallflöde

Also Published As

Publication number Publication date
JP4700606B2 (ja) 2011-06-15
JP2007523747A (ja) 2007-08-23
EP1486272A1 (de) 2004-12-15
US7639150B2 (en) 2009-12-29
EP1486272B1 (de) 2006-03-22
DE60304080T2 (de) 2006-11-09
WO2004110675A1 (en) 2004-12-23
KR20060028411A (ko) 2006-03-29
DE60304080D1 (de) 2006-05-11
US20060266796A1 (en) 2006-11-30
CA2528217A1 (en) 2004-12-23

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