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WO2008084637A1 - 対象物の温度分布測定方法及びセンサユニット - Google Patents

対象物の温度分布測定方法及びセンサユニット Download PDF

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Publication number
WO2008084637A1
WO2008084637A1 PCT/JP2007/074446 JP2007074446W WO2008084637A1 WO 2008084637 A1 WO2008084637 A1 WO 2008084637A1 JP 2007074446 W JP2007074446 W JP 2007074446W WO 2008084637 A1 WO2008084637 A1 WO 2008084637A1
Authority
WO
WIPO (PCT)
Prior art keywords
temperature distribution
sensor unit
optical fiber
measuring temperature
measuring
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.)
Ceased
Application number
PCT/JP2007/074446
Other languages
English (en)
French (fr)
Inventor
Eisuke Sasaoka
Osamu Ichikawa
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to US12/522,420 priority Critical patent/US8337080B2/en
Priority to JP2008553040A priority patent/JPWO2008084637A1/ja
Priority to EP07850916A priority patent/EP2120028A1/en
Publication of WO2008084637A1 publication Critical patent/WO2008084637A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35303—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using a reference fibre, e.g. interferometric devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/35338—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre using other arrangements than interferometer arrangements
    • G01D5/35354—Sensor working in reflection
    • G01D5/35358—Sensor working in reflection using backscattering to detect the measured quantity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)

Abstract

　この発明は、ＢＯＣＤＡ方式の光ファイバセンシング技術を利用して対象物の温度分布を測定する測定方法及びセンサユニットに関する。当該測定方法は、ＢＯＣＤＡ方式の光ファイバセンサとして機能する光ファイバを、対象物の所定測定領域に対して二次元的又は三次元的に配置しておくことにより、光ファイバが配置された面又は空間を構成する所定測定領域において、対象物の温度分布を迅速かつ高精度に測定することができる。
PCT/JP2007/074446 2007-01-10 2007-12-19 対象物の温度分布測定方法及びセンサユニット Ceased WO2008084637A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
US12/522,420 US8337080B2 (en) 2007-01-10 2007-12-19 Method for measuring temperature distribution of object, and sensor unit
JP2008553040A JPWO2008084637A1 (ja) 2007-01-10 2007-12-19 対象物の温度分布測定方法及びセンサユニット
EP07850916A EP2120028A1 (en) 2007-01-10 2007-12-19 Method for measuring temperature distribution of object, and sensor unit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007-002157 2007-01-10
JP2007002157 2007-01-10

Publications (1)

Publication Number Publication Date
WO2008084637A1 true WO2008084637A1 (ja) 2008-07-17

Family

ID=39608534

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2007/074446 Ceased WO2008084637A1 (ja) 2007-01-10 2007-12-19 対象物の温度分布測定方法及びセンサユニット

Country Status (5)

Country Link
US (1) US8337080B2 (ja)
EP (1) EP2120028A1 (ja)
JP (1) JPWO2008084637A1 (ja)
CN (1) CN101578506A (ja)
WO (1) WO2008084637A1 (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
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WO2010012468A1 (de) * 2008-07-31 2010-02-04 Sms Siemag Ag Giessspiegelmessung in einer kokille durch ein faseroptisches messverfahren
JP2012141241A (ja) * 2011-01-05 2012-07-26 Fujitsu Ltd 温度測定システム
EP3450927A1 (en) * 2017-08-31 2019-03-06 Yokogawa Electric Corporation Optical fiber sensor measuring apparatus
WO2020050076A1 (ja) * 2018-09-07 2020-03-12 横河電機株式会社 光ファイバ特性測定装置及び光ファイバ特性測定方法

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JP4775173B2 (ja) * 2006-08-24 2011-09-21 住友電気工業株式会社 光ファイバ温度センサ
CN101578506A (zh) * 2007-01-10 2009-11-11 住友电气工业株式会社 对象物的温度分布测定方法及传感器单元
GB2490086B (en) * 2010-11-08 2015-04-08 Silixa Ltd Fibre optic monitoring installation, apparatus and method
US20130008180A1 (en) * 2011-07-07 2013-01-10 Diatzikis Evangelos V Method and apparatus for distributed cleft and liberated tile detection achieving full coverage of the turbine combustion chamber
JP5880728B2 (ja) 2012-10-23 2016-03-09 富士通株式会社 異常検知システム及び異常検知方法
CA2823462A1 (en) * 2013-08-08 2015-02-08 Polyvalor, Limited Partnership Methods and devices involving stimulated brillouin scattering
US10217615B2 (en) * 2013-12-16 2019-02-26 Lam Research Corporation Plasma processing apparatus and component thereof including an optical fiber for determining a temperature thereof
US9587834B2 (en) 2014-02-13 2017-03-07 Siemens Energy, Inc. Flashback detection in gas turbine engines using distributed sensing
CN103822722B (zh) * 2014-03-17 2017-06-23 国家电网公司 一种基于光纤复合架空相线的长距离分布式温度监测系统
JP6020521B2 (ja) * 2014-07-16 2016-11-02 横河電機株式会社 光ファイバ温度分布測定装置
JP6486820B2 (ja) * 2015-12-28 2019-03-20 鹿島建設株式会社 歪分布データ処理装置及び歪分布データ処理方法
US10067030B2 (en) * 2016-08-29 2018-09-04 Schlumberger Technology Corporation Multifiber interrogation with reflectometry techniques
JP6799518B2 (ja) * 2017-10-12 2020-12-16 株式会社オートネットワーク技術研究所 センサユニット
US20220136871A1 (en) * 2019-02-28 2022-05-05 Nec Corporation Optical fiber sensing system
CN111289139A (zh) * 2020-02-19 2020-06-16 国网山东省电力公司菏泽供电公司 基于二维空间的光纤测温异常数据定位方法
CN112067155B (zh) * 2020-11-11 2022-03-22 武汉昊衡科技有限公司 基于ofdr锂电池温度动态监测方法
CN112629701A (zh) * 2020-12-31 2021-04-09 湖北工业大学 一种基于分布式光纤测温技术的管道渗漏监测系统及漏点定位方法
CN113720573B (zh) * 2021-08-30 2023-08-18 中国空气动力研究与发展中心设备设计与测试技术研究所 基于视觉与分布式光纤组合测温的风洞漏冷监测系统
CN116773040A (zh) * 2021-12-28 2023-09-19 西安和其光电科技股份有限公司 一种获取高精度、易更换的变压器荧光测温设备的方法
CN116592922B (zh) * 2023-04-23 2024-10-01 复旦大学 基于单芯反馈式干涉仪的支路分布式定位系统

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JPH03210440A (ja) * 1990-01-12 1991-09-13 Fujikura Ltd 光ファイバ温度センサ用面状ファイバ複合体
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Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010012468A1 (de) * 2008-07-31 2010-02-04 Sms Siemag Ag Giessspiegelmessung in einer kokille durch ein faseroptisches messverfahren
CN102112253A (zh) * 2008-07-31 2011-06-29 Sms西马格股份公司 通过纤维光学的测量方法在结晶器中的铸造液面测量
JP2011529400A (ja) * 2008-07-31 2011-12-08 エス・エム・エス・ジーマーク・アクチエンゲゼルシャフト 繊維光学的測定方法による金型のメニスカスの測定
JP2012141241A (ja) * 2011-01-05 2012-07-26 Fujitsu Ltd 温度測定システム
EP3450927A1 (en) * 2017-08-31 2019-03-06 Yokogawa Electric Corporation Optical fiber sensor measuring apparatus
JP2019045221A (ja) * 2017-08-31 2019-03-22 横河電機株式会社 光ファイバセンサ測定ユニット
US10481338B2 (en) 2017-08-31 2019-11-19 Yokogawa Electric Corporation Optical fiber sensor measuring apparatus
JP7011214B2 (ja) 2017-08-31 2022-01-26 横河電機株式会社 光ファイバセンサ測定ユニット
WO2020050076A1 (ja) * 2018-09-07 2020-03-12 横河電機株式会社 光ファイバ特性測定装置及び光ファイバ特性測定方法
JP2020041842A (ja) * 2018-09-07 2020-03-19 横河電機株式会社 光ファイバ特性測定装置及び光ファイバ特性測定方法
US11402296B2 (en) 2018-09-07 2022-08-02 Vokogawa Electric Corporation Optical fiber characteristics measurement apparatus and optical fiber characteristics measurement method

Also Published As

Publication number Publication date
US20100040108A1 (en) 2010-02-18
CN101578506A (zh) 2009-11-11
US8337080B2 (en) 2012-12-25
EP2120028A1 (en) 2009-11-18
JPWO2008084637A1 (ja) 2010-04-30

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