CN100427909C - 测量熔融物质的冷却曲线的方法和装置 - Google Patents

测量熔融物质的冷却曲线的方法和装置 Download PDF

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Publication number
CN100427909C
CN100427909C CNB2004800194707A CN200480019470A CN100427909C CN 100427909 C CN100427909 C CN 100427909C CN B2004800194707 A CNB2004800194707 A CN B2004800194707A CN 200480019470 A CN200480019470 A CN 200480019470A CN 100427909 C CN100427909 C CN 100427909C
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optical fiber
molten metal
sample
receiving chamber
sample receiving
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Expired - Fee Related
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Chinese (zh)
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CN1820189A (zh
Inventor
弗朗西斯·达姆斯
雅克·普勒塞尔
保罗·克莱门特·韦斯特瑞肯
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Heraeus Electro Nite International NV
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes
    • G01K13/12Thermometers specially adapted for specific purposes combined with sampling devices for measuring temperatures of samples of materials
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0037Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids
    • G01J5/004Radiation pyrometry, e.g. infrared or optical thermometry for sensing the heat emitted by liquids by molten metals
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/0044Furnaces, ovens, kilns
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02Constructional details
    • G01J5/0205Mechanical elements; Supports for optical elements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02Constructional details
    • G01J5/04Casings
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02Constructional details
    • G01J5/04Casings
    • G01J5/041Mountings in enclosures or in a particular environment
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02Constructional details
    • G01J5/06Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity
    • G01J5/068Arrangements for eliminating effects of disturbing radiation; Arrangements for compensating changes in sensitivity by controlling parameters other than temperature
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02Constructional details
    • G01J5/08Optical arrangements
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J5/00Radiation pyrometry, e.g. infrared or optical thermometry
    • G01J5/02Constructional details
    • G01J5/08Optical arrangements
    • G01J5/0818Waveguides
    • G01J5/0821Optical fibres
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01KMEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K13/00Thermometers specially adapted for specific purposes
    • G01K13/12Thermometers specially adapted for specific purposes combined with sampling devices for measuring temperatures of samples of materials
    • G01K13/125Thermometers specially adapted for specific purposes combined with sampling devices for measuring temperatures of samples of materials for siderurgical purposes

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Radiation Pyrometers (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
  • Sampling And Sample Adjustment (AREA)
CNB2004800194707A 2003-07-09 2004-06-24 测量熔融物质的冷却曲线的方法和装置 Expired - Fee Related CN100427909C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10331124.6 2003-07-09
DE10331124A DE10331124B3 (de) 2003-07-09 2003-07-09 Verfahren und Vorrichtung zum Messen der Abkühlkurve von Schmelzenproben und/oder der Aufheizkurve von Schmelzenproben sowie deren Verwendung

Publications (2)

Publication Number Publication Date
CN1820189A CN1820189A (zh) 2006-08-16
CN100427909C true CN100427909C (zh) 2008-10-22

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CNB2004800194707A Expired - Fee Related CN100427909C (zh) 2003-07-09 2004-06-24 测量熔融物质的冷却曲线的方法和装置

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Country Link
US (2) US7384192B2 (enExample)
EP (1) EP1642101B1 (enExample)
JP (1) JP4755089B2 (enExample)
KR (1) KR101044301B1 (enExample)
CN (1) CN100427909C (enExample)
AT (1) ATE395581T1 (enExample)
AU (1) AU2004256175B2 (enExample)
BR (1) BRPI0412366B1 (enExample)
CA (1) CA2522360C (enExample)
DE (2) DE10331124B3 (enExample)
ES (1) ES2303949T3 (enExample)
RU (1) RU2336504C2 (enExample)
UA (1) UA81824C2 (enExample)
WO (1) WO2005005945A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104132750A (zh) * 2013-04-30 2014-11-05 贺利氏电子耐特国际股份公司 用于测量熔融金属的温度的方法和设备

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005061675B3 (de) * 2005-12-21 2007-07-26 Betriebsforschungsinstitut VDEh - Institut für angewandte Forschung GmbH Konverter mit einem Behälter zur Aufnahme geschmolzenen Metalls und einer Messvorrichtung zur optischen Temperaturbestimmung des geschmolzenen Metalls
GB2438214A (en) * 2006-05-19 2007-11-21 Heraeus Electro Nite Int Measuring a parameter of a molten bath
DE102006047765B3 (de) * 2006-10-06 2007-12-20 Heraeus Electro-Nite International N.V. Eintauchlanze für die Analyse von Schmelzen und Flüssigkeiten
US20090110026A1 (en) * 2007-10-24 2009-04-30 Heraeus Electro-Nite Co. Expendable immersion device
CN101907587A (zh) * 2009-06-05 2010-12-08 贺利氏电子耐特国际股份公司 插入式探针
DE102010020715A1 (de) 2010-05-17 2011-11-17 Heraeus Electro-Nite International N.V. Sensoranordnung zur Temperaturmessung sowie Verfahren zum Messen
DE102011012175A1 (de) 2011-02-23 2012-08-23 Heraeus Electro-Nite International N.V. Sensoranordnung zur Messung von Parametern in Schmelzen
DE102011012174B4 (de) * 2011-02-23 2018-02-08 Heraeus Electro-Nite International N.V. Messgerät zur Messung von Parametern in Schmelzen
DE102012201501B4 (de) 2012-02-02 2015-11-12 Ignatios Giannelis Vorrichtung zur Bestimmung der Temperatur einer Schmelze
KR101450651B1 (ko) 2013-11-27 2014-10-15 우진 일렉트로나이트(주) 연속 측온 장치 및 이를 포함하는 rh장치
EP2940441B1 (en) * 2014-04-30 2020-01-01 Heraeus Electro-Nite International N.V. Device for measuring the temperature of a molten metal
CN104048780B (zh) * 2014-06-06 2016-12-07 上海大学 测量脉冲电流液面扰动凝固细晶工艺中熔体热历史曲线的装置
DE102014012698B8 (de) * 2014-09-01 2016-07-14 Minkon GmbH Messvorrichtung zur optischen Temperaturbestimmung eines geschmolzenen Metalls
EP3051263A1 (en) * 2015-01-28 2016-08-03 Heraeus Electro-Nite International N.V. Immersion device for an optical fiber for measuring the temperature of a melt
EP3051264B1 (en) * 2015-01-28 2017-11-15 Heraeus Electro-Nite International N.V. Immersion device for an optical fiber for measuring the temperature of a melt
CN105388179B (zh) * 2015-12-15 2017-11-14 冶金自动化研究设计院 一种炉前钢种液固相线温度快速检测装置及方法
RU2651931C2 (ru) * 2016-06-08 2018-04-24 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ и устройство для определения состава электролита
EP3290881B1 (en) * 2016-09-01 2019-08-07 Heraeus Electro-Nite International N.V. Method for feeding an optical cored wire and immersion system to carry out the method
DE102017004222A1 (de) * 2017-05-03 2018-11-08 Vdeh-Betriebsforschungsinstitut Gmbh Bestimmung der Zusammensetzung einer Metallschmelze
EP3929548A1 (en) * 2020-06-22 2021-12-29 Heraeus Electro-Nite International N.V. Device and method for measuring a temperature of a molten metal
CN111999341B (zh) * 2020-08-19 2023-04-07 之江实验室 一种基于微纳光纤的柔性热导检测装置和方法
DE102021109431A1 (de) 2021-04-15 2022-10-20 Vaillant Gmbh Sensor für einen Verbrennungsraum und Verfahren zu seinem Einbau
EP4141396B1 (en) * 2021-08-26 2024-10-16 Heraeus Electro-Nite International N.V. Measuring apparatus and method for measuring the temperature of a molten metal bath with an optical device
CN116559221A (zh) * 2023-04-11 2023-08-08 承德天大钒业有限责任公司 一种炉外测量中间合金锭冷却曲线的装置及方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355907A (en) * 1979-07-21 1982-10-26 Verein Zur Forderung Der Giesserei-Industrie Apparatus for picking up a molten test sample of metal or metal alloys and measuring the cooling curve of said sample
EP0655613A1 (en) * 1993-11-30 1995-05-31 Nkk Corporation Temperature measuring device
CN1117581A (zh) * 1994-05-30 1996-02-28 日本钢管株式会社 用光纤测量温度的方法以及所用的装置
CN1174986A (zh) * 1996-08-23 1998-03-04 中国工程物理研究院流体物理研究所 熔质内部高温跟踪测量方法及装置
US6227702B1 (en) * 1993-11-30 2001-05-08 Nkk Corporation Method and apparatus for measuring a temperature of a molten metal

Family Cites Families (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102955A (en) * 1935-09-05 1937-12-21 Chile Exploration Company Temperature measuring installation
US2493078A (en) * 1945-08-20 1950-01-03 Leeds & Northrup Co Immersion unit for radiation pyrometers
US3452598A (en) * 1967-09-06 1969-07-01 Leeds & Northrup Co Immersion radiation pyrometer device
US3650414A (en) * 1969-04-05 1972-03-21 Osaka Oxygen Ind Automatic control system for a temperature measuring device utilizing an expendable immersion thermocouple unit
US4444516A (en) * 1982-02-02 1984-04-24 Vanzetti Infrared And Computer Systems, Inc. Infrared temperature probe for high pressure use
US4576486A (en) * 1983-08-23 1986-03-18 The United States Of America As Represented By The Secretary Of Commerce Optical fiber thermometer
US4595300A (en) * 1984-08-20 1986-06-17 Mobil Oil Corporation Thermocouple drive assembly
AT385600B (de) * 1985-09-18 1988-04-25 Tiroler Roehren & Metallwerk Probetiegel zur aufnahme und temperaturmessung einer metallurgischen schmelze und verfahren zur herstellung desselben
JPS62185130A (ja) * 1986-02-10 1987-08-13 Seiichi Okuhara 測温用受光具
JPS62185129A (ja) * 1986-02-10 1987-08-13 Seiichi Okuhara 測温用受光具
JPH0763835B2 (ja) * 1986-03-17 1995-07-12 トヨタ自動車株式会社 減圧鋳造方法及びその装置
JPS63119966A (ja) * 1986-11-10 1988-05-24 Toshiba Mach Co Ltd 加圧式溶湯保温炉における溶湯供給系内溶湯の急速排湯方法
JPS63152534U (enExample) * 1987-03-26 1988-10-06
EP0314989B1 (de) * 1987-11-03 1993-08-11 BBC Brown Boveri AG Pyrometrisches Temperaturmessgerät
US4875782A (en) * 1988-01-25 1989-10-24 Normag Corporation Automated temperature probe apparatus and method
US4881824A (en) * 1988-12-23 1989-11-21 Midwest Instrument Co., Inc. Immersible probe
US5163321A (en) * 1989-10-17 1992-11-17 Baroid Technology, Inc. Borehole pressure and temperature measurement system
JPH06114534A (ja) * 1992-10-06 1994-04-26 Toyota Motor Corp 差圧鋳造における接種方法
JPH075043A (ja) * 1992-12-07 1995-01-10 Seiichi Okuhara 光学的温度測定装置の受光部
FI92439C (fi) * 1993-09-29 1994-11-10 Vaisala Oy Sähköisesti ilmaistu impedanssianturi fysikaalisten suureiden, etenkin lämpötilan tai kosteuden, mittaamiseksi sekä menetelmä kyseisten anturien valmistamiseksi
KR0134654B1 (ko) * 1993-10-05 1998-04-20 이요시 슌키치 광파이버를 사용한 온도측정장치 및 방법
JP3116728B2 (ja) * 1994-06-17 2000-12-11 日本鋼管株式会社 光ファイバーによる高温液体の測温装置
JPH0871727A (ja) * 1994-09-05 1996-03-19 Toyota Motor Corp 減圧鋳造法及びその装置
DE4433685C2 (de) * 1994-09-21 1997-02-13 Heraeus Electro Nite Int Sensoranordnung zur Temperaturmessung, Temperaturmeßeinrichtung und - verfahren
FR2727985B1 (fr) * 1994-12-09 1997-01-24 Pechiney Aluminium Procede et dispositif de mesure de la temperature et du niveau du bain d'electrolyse fondu dans les cuves de production d'aluminium
SE9500297D0 (sv) * 1995-01-27 1995-01-27 Sintercast Ab A sampling device for thermal analysis
US5577841A (en) * 1995-02-06 1996-11-26 Heraeus Electro-Nite International N.V. Molten metal immersion probe
JPH09126894A (ja) * 1995-11-02 1997-05-16 Mitsubishi Materials Corp 高温熔体の光温度測定方法とその光温度測定装置
KR100348980B1 (ko) * 1995-11-02 2003-04-11 미쓰비시 마테리알 가부시키가이샤 고온용체의온도측정방법과온도제어방법및이에사용되는온도측정장치
DE19600822A1 (de) * 1996-01-11 1997-07-17 Basf Ag Sonde zur Temperaturmessung
SE508842C2 (sv) * 1996-02-26 1998-11-09 Sintercast Ab Förfarande och anordning för mätning av temperaturen hos en smälta i ett provkärl jämte användning av optisk pyrometri
CA2199765A1 (en) * 1996-03-14 1997-09-14 Sylvain P. Tremblay Method and apparatus for measurement of temperatures of molten aluminum and aluminum alloys
JP3287246B2 (ja) * 1996-12-17 2002-06-04 日本鋼管株式会社 溶融金属の温度測定装置
SE511376C2 (sv) * 1997-11-28 1999-09-20 Sintercast Ab Provtagningsanordning för termisk analys av stelnande metall
US6139180A (en) * 1998-03-27 2000-10-31 Vesuvius Crucible Company Method and system for testing the accuracy of a thermocouple probe used to measure the temperature of molten steel
SE516136C2 (sv) * 1998-12-18 2001-11-19 Sintercast Ab Process, anordning och datorprogram för bestämning av mängd tillsatsmedel för gjutjärnssmälta
CN1116593C (zh) * 2000-07-12 2003-07-30 东北大学 钢水温度连续测量方法和测温管
JP4616456B2 (ja) * 2000-10-31 2011-01-19 株式会社ヘリオス 溶融金属温度測定用の浸漬型光ファイバ放射温度計及び溶融金属の温度測定方法
DE10202357C2 (de) * 2001-06-21 2003-04-24 Schott Glas Verfahren und Vorrichtung zum Entnehmen einer Glasprobe aus einer Glassschmelze, insbesondere aus Bereichen unterhalb der Oberfläche der Glasschmelze
JP3465898B2 (ja) * 2001-09-04 2003-11-10 株式会社佑和 金属溶湯の熱分析用試料採取容器
ITMI20012278A1 (it) * 2001-10-30 2003-04-30 Techint Spa Dispositivo e metodo per misurazione discreta e continua della temperatura di metallo liquido in un forno o recipiente per la sua produzione
US6789937B2 (en) * 2001-11-30 2004-09-14 Schlumberger Technology Corporation Method of predicting formation temperature
SE0104252D0 (sv) * 2001-12-17 2001-12-17 Sintercast Ab New device
JP2003181601A (ja) * 2001-12-18 2003-07-02 Daido Steel Co Ltd 鋳造方法および鋳造装置
JP3353010B1 (ja) 2002-05-24 2002-12-03 松下電器産業株式会社 ホームネットワークにおけるルーティング方法
US6964516B2 (en) * 2004-02-11 2005-11-15 Heraeus-Electro Nite International N.V. Device and method for measuring temperature in molten metals

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355907A (en) * 1979-07-21 1982-10-26 Verein Zur Forderung Der Giesserei-Industrie Apparatus for picking up a molten test sample of metal or metal alloys and measuring the cooling curve of said sample
EP0655613A1 (en) * 1993-11-30 1995-05-31 Nkk Corporation Temperature measuring device
US6227702B1 (en) * 1993-11-30 2001-05-08 Nkk Corporation Method and apparatus for measuring a temperature of a molten metal
CN1117581A (zh) * 1994-05-30 1996-02-28 日本钢管株式会社 用光纤测量温度的方法以及所用的装置
CN1174986A (zh) * 1996-08-23 1998-03-04 中国工程物理研究院流体物理研究所 熔质内部高温跟踪测量方法及装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104132750A (zh) * 2013-04-30 2014-11-05 贺利氏电子耐特国际股份公司 用于测量熔融金属的温度的方法和设备
US9726545B2 (en) 2013-04-30 2017-08-08 Heraeus Electro-Nite International N.V. Method and apparatus for measuring the temperature of a molten metal

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ATE395581T1 (de) 2008-05-15
BRPI0412366A (pt) 2006-09-05
BRPI0412366B1 (pt) 2017-02-07
US7635220B2 (en) 2009-12-22
EP1642101B1 (de) 2008-05-14
EP1642101A1 (de) 2006-04-05
RU2006103787A (ru) 2006-06-27
UA81824C2 (uk) 2008-02-11
DE502004007155D1 (de) 2008-06-26
US7384192B2 (en) 2008-06-10
US20060114967A1 (en) 2006-06-01
US20080019416A1 (en) 2008-01-24
JP2009513934A (ja) 2009-04-02
KR101044301B1 (ko) 2011-06-29
CA2522360C (en) 2014-06-17
RU2336504C2 (ru) 2008-10-20
ES2303949T3 (es) 2008-09-01
CA2522360A1 (en) 2005-01-20
KR20060026014A (ko) 2006-03-22
AU2004256175B2 (en) 2007-06-28
CN1820189A (zh) 2006-08-16
WO2005005945A1 (de) 2005-01-20
JP4755089B2 (ja) 2011-08-24
DE10331124B3 (de) 2005-02-17
AU2004256175A1 (en) 2005-01-20

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Granted publication date: 20081022

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