ATE448467T1 - Extensometer mit einem flexiblen messelement und bragggittern - Google Patents

Extensometer mit einem flexiblen messelement und bragggittern

Info

Publication number
ATE448467T1
ATE448467T1 AT04706716T AT04706716T ATE448467T1 AT E448467 T1 ATE448467 T1 AT E448467T1 AT 04706716 T AT04706716 T AT 04706716T AT 04706716 T AT04706716 T AT 04706716T AT E448467 T1 ATE448467 T1 AT E448467T1
Authority
AT
Austria
Prior art keywords
extensometer
test specimen
braggg
grids
measuring element
Prior art date
Application number
AT04706716T
Other languages
English (en)
Inventor
Stephane Rougeault
Pierre Ferdinand
Original Assignee
Commissariat Energie Atomique
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 Commissariat Energie Atomique filed Critical Commissariat Energie Atomique
Application granted granted Critical
Publication of ATE448467T1 publication Critical patent/ATE448467T1/de

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
    • G01L1/246—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 integrated gratings, e.g. Bragg gratings
    • 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
    • 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
    • G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
    • G01D11/24—Housings ; Casings for instruments
    • G01D11/245—Housings for sensors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
AT04706716T 2003-01-31 2004-01-30 Extensometer mit einem flexiblen messelement und bragggittern ATE448467T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0301126A FR2850745B1 (fr) 2003-01-31 2003-01-31 Extensometre a corps d'epreuve flexible et reseaux de bragg
PCT/FR2004/050036 WO2004070314A1 (fr) 2003-01-31 2004-01-30 Extensometre a corps d'epreuve flexible et reseaux de bragg

Publications (1)

Publication Number Publication Date
ATE448467T1 true ATE448467T1 (de) 2009-11-15

Family

ID=32696251

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04706716T ATE448467T1 (de) 2003-01-31 2004-01-30 Extensometer mit einem flexiblen messelement und bragggittern

Country Status (7)

Country Link
US (1) US7174061B2 (de)
EP (1) EP1588124B1 (de)
AT (1) ATE448467T1 (de)
CA (1) CA2514802A1 (de)
DE (1) DE602004024028D1 (de)
FR (1) FR2850745B1 (de)
WO (1) WO2004070314A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2904687B1 (fr) 2006-08-01 2008-11-07 Commissariat Energie Atomique Dispositif de mesure des deformations d'un profile soumis a un ou plusieurs efforts
FR2909446B1 (fr) * 2006-11-30 2009-02-13 Commissariat Energie Atomique Dispositif et procede de mesure des deformations mecaniques d'un profile
FR2916269A1 (fr) 2007-05-16 2008-11-21 Commissariat Energie Atomique Extensometre a reseau de bragg et dispositif de mesure comportant au moins un tel extensometre.
US7796844B2 (en) * 2008-07-22 2010-09-14 The Hong Kong Polytechnic University Temperature-compensated fibre optic strain gauge
ITFI20080223A1 (it) * 2008-11-17 2010-05-18 Stardax S R L Dispositivo e procedimento per la rilevazione o la generazione di una curvatura
FR2945588B1 (fr) * 2009-05-18 2016-07-29 Snecma Procede et dispositif de mesure de deplacement dans un corps de pompe cryogenique
US8428400B2 (en) * 2009-08-20 2013-04-23 Polytechnic Institute Of New York University Fiber-optic extensometer
FR3003346B1 (fr) * 2013-03-13 2016-01-29 Univ Nantes Capteur a fibre optique
US12352559B1 (en) 2022-05-25 2025-07-08 Survice Engineering Company Back-face dynamic profiling system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2791768B1 (fr) 1999-04-01 2001-04-20 Commissariat Energie Atomique Extensometre a reseau de bragg et procede de fabrication de cet extensometre
DE19922102B4 (de) * 1999-05-17 2004-05-13 Telegärtner Gerätebau GmbH Faser-Bragg-Gitter-Sensoranordnung zur Ermittlung physikalischer Größen
US6785443B2 (en) * 2001-02-05 2004-08-31 Teraxion Inc. Optical fiber Bragg grating tuning device
FR2823299B1 (fr) * 2001-04-04 2003-09-19 Commissariat Energie Atomique Extensometre a longue base, a fibre optique tendue et reseau de bragg, et procede de fabrication de cet extensometre
TWI250326B (en) * 2003-11-28 2006-03-01 Prime Optical Fiber Corp Optical fiber inclinometer

Also Published As

Publication number Publication date
EP1588124B1 (de) 2009-11-11
FR2850745A1 (fr) 2004-08-06
WO2004070314A1 (fr) 2004-08-19
EP1588124A1 (de) 2005-10-26
US7174061B2 (en) 2007-02-06
FR2850745B1 (fr) 2005-04-01
US20060159385A1 (en) 2006-07-20
DE602004024028D1 (de) 2009-12-24
CA2514802A1 (fr) 2004-08-19

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Legal Events

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