DE3777889D1 - Abtasten von belastung und temperatur. - Google Patents

Abtasten von belastung und temperatur.

Info

Publication number
DE3777889D1
DE3777889D1 DE8787305289T DE3777889T DE3777889D1 DE 3777889 D1 DE3777889 D1 DE 3777889D1 DE 8787305289 T DE8787305289 T DE 8787305289T DE 3777889 T DE3777889 T DE 3777889T DE 3777889 D1 DE3777889 D1 DE 3777889D1
Authority
DE
Germany
Prior art keywords
temperature
sensing load
sensing
load
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
DE8787305289T
Other languages
English (en)
Inventor
Eleanor Joan Tarbox
Paul Laurance Scrivener
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.)
Prysmian Cables and Systems Ltd
Original Assignee
Prysmian Cables and Systems 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 Prysmian Cables and Systems Ltd filed Critical Prysmian Cables and Systems Ltd
Application granted granted Critical
Publication of DE3777889D1 publication Critical patent/DE3777889D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
    • 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
DE8787305289T 1986-06-19 1987-06-15 Abtasten von belastung und temperatur. Expired - Lifetime DE3777889D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8614960A GB2197946B (en) 1986-06-19 1986-06-19 Sensing strain and temperature

Publications (1)

Publication Number Publication Date
DE3777889D1 true DE3777889D1 (de) 1992-05-07

Family

ID=10599721

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787305289T Expired - Lifetime DE3777889D1 (de) 1986-06-19 1987-06-15 Abtasten von belastung und temperatur.

Country Status (8)

Country Link
US (1) US4842403A (de)
EP (1) EP0250194B1 (de)
JP (1) JPS6340827A (de)
BR (1) BR8703506A (de)
CA (1) CA1290589C (de)
DE (1) DE3777889D1 (de)
ES (1) ES2031503T3 (de)
GB (1) GB2197946B (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3804135A1 (de) * 1988-02-11 1989-08-24 Felten & Guilleaume Energie Verfahren zur kontinuierlichen daempfungsmessung von lichtwellenleiter-sensoren mit nur einem zugaenglichen ende
US5144690A (en) * 1990-12-03 1992-09-01 Corning Incorporated Optical fiber sensor with localized sensing regions
US5513913A (en) * 1993-01-29 1996-05-07 United Technologies Corporation Active multipoint fiber laser sensor
JP2661856B2 (ja) * 1993-03-26 1997-10-08 株式会社神戸製鋼所 温度分布測定方法
FR2706607B1 (fr) * 1993-06-15 1995-07-21 Thomson Csf Capteur de température multipoints reconfigurable.
US5446280A (en) * 1993-08-31 1995-08-29 Center For Innovative Technology Split-spectrum self-referenced fiber optic sensor
US5773316A (en) * 1994-03-11 1998-06-30 Fujitsu Limited Method and device for measuring physical quantity, method for fabricating semiconductor device, and method and device for measuring wavelength
DE4423104A1 (de) * 1994-07-01 1996-01-04 Leon Helma Christina Druckempfindliche Sensorvorrichtung mit Lichtwellenleiter
US5649934A (en) * 1994-12-06 1997-07-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Apparatus for assisting childbirth
US5775808A (en) * 1996-06-19 1998-07-07 Applied Materials, Inc. Apparatus for real-time, in situ measurement of temperature and a method of fabricating and using same
US6056436A (en) * 1997-02-20 2000-05-02 University Of Maryland Simultaneous measurement of temperature and strain using optical sensors
US6057911A (en) * 1997-11-17 2000-05-02 Northrop Grumman Corporation Fiber optic fabry-perot sensor for measuring absolute strain
GB9820467D0 (en) 1998-09-18 1998-11-11 Europ Economic Community Sensing apparatus and a measurment method
GB9828469D0 (en) * 1998-12-24 1999-02-17 British Aerospace A modulated fibre bragg grating strain gauge assembly for absolute gauging of strain
DE19913800C2 (de) * 1999-03-26 2002-02-28 Telegaertner Geraetebau Gmbh Anordnung zur Auswertung schmalbandiger optischer Signale
GB0021975D0 (en) 2000-09-07 2000-10-25 Optomed As Filter optic probes
GB0021976D0 (en) * 2000-09-07 2000-10-25 Optomed As Multi-parameter fiber optic probes
US6659640B2 (en) * 2001-04-26 2003-12-09 The United States Of America As Represented By The Secretary Of The Navy Fiber optic temperature measurement system and method
TW500912B (en) * 2001-11-30 2002-09-01 Nat Chao Tung University Libra Method to sense the stress and temperature distribution of fiber simultaneously
DE102010044583B4 (de) * 2010-09-07 2012-05-10 Krohne Messtechnik Gmbh Auslenkungsmessgerät nach dem Interferometrieprinzip
US9170172B2 (en) * 2011-08-23 2015-10-27 The Boeing Company Composite structure having an embedded sensing system
WO2013134575A1 (en) * 2012-03-07 2013-09-12 Ofs Fitel, Llc Grating-based sensor
CA2815788C (en) * 2012-07-31 2016-10-11 The Boeing Company Composite structure having an embedded sensing system
DE102013205205A1 (de) * 2013-03-25 2014-10-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Faseroptischer Sensor und dessen Verwendung
KR101575869B1 (ko) 2014-05-26 2015-12-09 한국광기술원 평판 광도파로형 물리량 센서 장치
US9240262B1 (en) * 2014-07-21 2016-01-19 General Electric Company Systems and methods for distributed pressure sensing
WO2019073424A1 (en) * 2017-10-11 2019-04-18 Auckland Uniservices Limited DEVICE, APPARATUS AND SYSTEM FOR DETECTING DEFORMATIONS
JP7145824B2 (ja) * 2019-08-22 2022-10-03 古河電気工業株式会社 外力検出装置および光ファイバセンサ
CN110631735A (zh) * 2019-10-22 2019-12-31 武汉理工光科股份有限公司 一种基于分布式传感光纤的管道测温系统和方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE411955B (sv) * 1978-06-02 1980-02-11 Asea Ab Fiberoptiskt metdon med hogst tva fibrer
US4151747A (en) * 1978-06-21 1979-05-01 Electric Power Research Institute, Inc. Monitoring arrangement utilizing fiber optics
US4298794A (en) * 1979-08-30 1981-11-03 United Technologies Corporation Fiber optic hot spot detector
US4295739A (en) * 1979-08-30 1981-10-20 United Technologies Corporation Fiber optic temperature sensor
US4295738A (en) * 1979-08-30 1981-10-20 United Technologies Corporation Fiber optic strain sensor
US4420251A (en) * 1980-05-05 1983-12-13 Rockwell International Corporation Optical deformation sensor
JPS57191798A (en) * 1981-05-19 1982-11-25 Furukawa Electric Co Ltd Detection of value to be measured employing multi-core optical fiber
EP0192659B1 (de) * 1984-08-13 1993-10-27 United Technologies Corporation Verteilter, gemäss raumauflösung aufgestellter dehnungsmesser mit optischer faser
US4653906A (en) * 1984-08-13 1987-03-31 United Technologies Corporation Spatially resolving fiber-optic crosstalk strain sensor
US4773753A (en) * 1985-09-03 1988-09-27 Daiichi Denshi Kogyo Kabushiki Kaisha Fiber sensor

Also Published As

Publication number Publication date
EP0250194A2 (de) 1987-12-23
EP0250194A3 (en) 1989-08-23
ES2031503T3 (es) 1992-12-16
US4842403A (en) 1989-06-27
JPH0579131B2 (de) 1993-11-01
EP0250194B1 (de) 1992-04-01
CA1290589C (en) 1991-10-15
BR8703506A (pt) 1988-03-22
GB8614960D0 (en) 1986-07-23
GB2197946B (en) 1989-12-20
GB2197946A (en) 1988-06-02
JPS6340827A (ja) 1988-02-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee