BR8703506A - Aparelho e metodo de determinacao de tensao e temperatura - Google Patents

Aparelho e metodo de determinacao de tensao e temperatura

Info

Publication number
BR8703506A
BR8703506A BR8703506A BR8703506A BR8703506A BR 8703506 A BR8703506 A BR 8703506A BR 8703506 A BR8703506 A BR 8703506A BR 8703506 A BR8703506 A BR 8703506A BR 8703506 A BR8703506 A BR 8703506A
Authority
BR
Brazil
Prior art keywords
appliance
temperature
determining voltage
voltage
determining
Prior art date
Application number
BR8703506A
Other languages
English (en)
Inventor
Eleanor John Tarbox
Paul Laurence Scricvener
Original Assignee
Pirelli General Plc
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 Pirelli General Plc filed Critical Pirelli General Plc
Publication of BR8703506A publication Critical patent/BR8703506A/pt

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
BR8703506A 1986-06-19 1987-06-19 Aparelho e metodo de determinacao de tensao e temperatura BR8703506A (pt)

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
BR8703506A true BR8703506A (pt) 1988-03-22

Family

ID=10599721

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8703506A BR8703506A (pt) 1986-06-19 1987-06-19 Aparelho e metodo de determinacao de tensao e temperatura

Country Status (8)

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

Families Citing this family (29)

* 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
KR100255961B1 (ko) * 1994-03-11 2000-05-01 아끼구사 나오유끼 물리량 측정방법 및 장치, 반도체 장치의 제조방법과 파장측정방법 및 장치
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
GB0021976D0 (en) * 2000-09-07 2000-10-25 Optomed As Multi-parameter fiber optic probes
GB0021975D0 (en) 2000-09-07 2000-10-25 Optomed As Filter 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
US9574950B2 (en) * 2012-03-07 2017-02-21 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 (en) * 1984-08-13 1993-10-27 United Technologies Corporation Distributed, spatially resolving optical fiber strain gauge
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
EP0250194B1 (en) 1992-04-01
DE3777889D1 (de) 1992-05-07
EP0250194A3 (en) 1989-08-23
GB8614960D0 (en) 1986-07-23
EP0250194A2 (en) 1987-12-23
JPH0579131B2 (pt) 1993-11-01
ES2031503T3 (es) 1992-12-16
CA1290589C (en) 1991-10-15
JPS6340827A (ja) 1988-02-22
US4842403A (en) 1989-06-27
GB2197946A (en) 1988-06-02
GB2197946B (en) 1989-12-20

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 19/06/2002