FR2569006B1 - Jauge de contraintes a diaphonie entre fibres optiques - Google Patents

Jauge de contraintes a diaphonie entre fibres optiques

Info

Publication number
FR2569006B1
FR2569006B1 FR858512161A FR8512161A FR2569006B1 FR 2569006 B1 FR2569006 B1 FR 2569006B1 FR 858512161 A FR858512161 A FR 858512161A FR 8512161 A FR8512161 A FR 8512161A FR 2569006 B1 FR2569006 B1 FR 2569006B1
Authority
FR
France
Prior art keywords
cross
optical fibers
section gauge
gauge
section
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
Application number
FR858512161A
Other languages
English (en)
Other versions
FR2569006A1 (fr
Inventor
James Richard Dunphy
Gerald Meltz
Elias Snitzer
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2569006A1 publication Critical patent/FR2569006A1/fr
Application granted granted Critical
Publication of FR2569006B1 publication Critical patent/FR2569006B1/fr
Expired 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
    • G01L1/243—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 using means for applying force perpendicular to the fibre axis

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Optical Couplings Of Light Guides (AREA)
FR858512161A 1984-08-13 1985-08-08 Jauge de contraintes a diaphonie entre fibres optiques Expired FR2569006B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/640,491 US4653906A (en) 1984-08-13 1984-08-13 Spatially resolving fiber-optic crosstalk strain sensor

Publications (2)

Publication Number Publication Date
FR2569006A1 FR2569006A1 (fr) 1986-02-14
FR2569006B1 true FR2569006B1 (fr) 1989-07-13

Family

ID=24568476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR858512161A Expired FR2569006B1 (fr) 1984-08-13 1985-08-08 Jauge de contraintes a diaphonie entre fibres optiques

Country Status (6)

Country Link
US (1) US4653906A (fr)
JP (1) JPS6148706A (fr)
DE (1) DE3527678A1 (fr)
FR (1) FR2569006B1 (fr)
GB (1) GB2164745B (fr)
IT (1) IT1184813B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108332680A (zh) * 2018-03-29 2018-07-27 安徽理工大学 一种基于薄膜干涉原理的新型土木工程结构形变监测装置

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1986001303A1 (fr) * 1984-08-13 1986-02-27 United Technologies Corporation Procede d'impression de reseaux dans des fibres optiques
GB2197946B (en) * 1986-06-19 1989-12-20 Pirelli General Plc Sensing strain and temperature
GB8704540D0 (en) * 1987-02-26 1987-04-01 Bicc Plc Optical sensors
US4947693A (en) * 1987-07-28 1990-08-14 Grumman Aerospace Corporation Discrete strain sensor
US4876447A (en) * 1987-08-06 1989-10-24 Allied-Signal Inc. Fiber optic accelerometer using closed feedback relation to vary pathlength
GB2208711A (en) * 1988-08-16 1989-04-12 Plessey Co Plc Fibre optic sensor
US4863270A (en) * 1988-08-31 1989-09-05 Simmonds Precision Products, Inc. Multi-mode optical fiber sensor and method
DE3942556A1 (de) * 1989-12-22 1991-06-27 Felten & Guilleaume Energie Temperatur-unempfindlicher lichtwellenleiter-dehnungssensor
US4996419A (en) * 1989-12-26 1991-02-26 United Technologies Corporation Distributed multiplexed optical fiber Bragg grating sensor arrangeement
US5182779A (en) * 1990-04-05 1993-01-26 Ltv Aerospace And Defense Company Device, system and process for detecting tensile loads on a rope having an optical fiber incorporated therein
US5066133A (en) * 1990-10-18 1991-11-19 United Technologies Corporation Extended length embedded Bragg grating manufacturing method and arrangement
US5164587A (en) * 1991-09-09 1992-11-17 Harbor Branch Oceanographic Institution, Inc. Polarimetric parameter measurement systems and methods for measuring a plurality of parameters
US5513913A (en) * 1993-01-29 1996-05-07 United Technologies Corporation Active multipoint fiber laser sensor
US6069985A (en) * 1998-08-10 2000-05-30 Albin; Sacharia Cross-fiber Bragg grating transducer
US6522797B1 (en) 1998-09-01 2003-02-18 Input/Output, Inc. Seismic optical acoustic recursive sensor system
US6495819B1 (en) 2000-08-08 2002-12-17 Southwest Research Institute Dual-interferometer method for measuring bending of materials
US7238007B2 (en) * 2001-12-08 2007-07-03 Aloys Wobben Rotor blade of a wind power installation, comprising a warning light
US20040166408A1 (en) * 2003-02-20 2004-08-26 The Boeing Company Structurally integrated wire and associated fabrication method
DE102010044583B4 (de) * 2010-09-07 2012-05-10 Krohne Messtechnik Gmbh Auslenkungsmessgerät nach dem Interferometrieprinzip
PL236750B1 (pl) 2016-12-06 2021-02-08 Inphotech Spolka Z Ograniczona Odpowiedzialnoscia Interferometr falowodowy

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298794A (en) * 1979-08-30 1981-11-03 United Technologies Corporation Fiber optic hot spot detector
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108332680A (zh) * 2018-03-29 2018-07-27 安徽理工大学 一种基于薄膜干涉原理的新型土木工程结构形变监测装置

Also Published As

Publication number Publication date
US4653906A (en) 1987-03-31
DE3527678A1 (de) 1986-02-20
IT8521913A0 (it) 1985-08-09
GB8519738D0 (en) 1985-09-11
FR2569006A1 (fr) 1986-02-14
GB2164745B (en) 1987-11-25
JPS6148706A (ja) 1986-03-10
IT1184813B (it) 1987-10-28
GB2164745A (en) 1986-03-26

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Legal Events

Date Code Title Description
ST Notification of lapse