GB2457277B - Methods and apparatus for detecting strain in structures - Google Patents

Methods and apparatus for detecting strain in structures

Info

Publication number
GB2457277B
GB2457277B GB0802359A GB0802359A GB2457277B GB 2457277 B GB2457277 B GB 2457277B GB 0802359 A GB0802359 A GB 0802359A GB 0802359 A GB0802359 A GB 0802359A GB 2457277 B GB2457277 B GB 2457277B
Authority
GB
United Kingdom
Prior art keywords
structures
methods
detecting strain
strain
detecting
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 - Fee Related
Application number
GB0802359A
Other versions
GB2457277A (en
GB0802359D0 (en
Inventor
Damon Roberts
Rogerio Tadeu Ramos
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.)
Gemalto Terminals Ltd
Schlumberger Holdings Ltd
Original Assignee
Gemalto Terminals Ltd
Schlumberger Holdings 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 Gemalto Terminals Ltd, Schlumberger Holdings Ltd filed Critical Gemalto Terminals Ltd
Priority to GB0802359A priority Critical patent/GB2457277B/en
Publication of GB0802359D0 publication Critical patent/GB0802359D0/en
Priority to PCT/US2009/032994 priority patent/WO2009100084A1/en
Publication of GB2457277A publication Critical patent/GB2457277A/en
Application granted granted Critical
Publication of GB2457277B publication Critical patent/GB2457277B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
    • G01B5/025—Measuring of circumference; Measuring length of ring-shaped articles
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
    • 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
    • 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
    • G01D5/35306—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 an interferometer arrangement
    • G01D5/35309—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 an interferometer arrangement using multiple waves interferometer
    • G01D5/35316—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 an interferometer arrangement using multiple waves interferometer using a Bragg gratings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/08—Testing mechanical properties
    • G01M11/083—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT]
    • G01M11/085—Testing mechanical properties by using an optical fiber in contact with the device under test [DUT] the optical fiber being on or near the surface of the DUT
GB0802359A 2008-02-08 2008-02-08 Methods and apparatus for detecting strain in structures Expired - Fee Related GB2457277B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0802359A GB2457277B (en) 2008-02-08 2008-02-08 Methods and apparatus for detecting strain in structures
PCT/US2009/032994 WO2009100084A1 (en) 2008-02-08 2009-02-04 Methods and apparatus for detecting strain in structures

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0802359A GB2457277B (en) 2008-02-08 2008-02-08 Methods and apparatus for detecting strain in structures

Publications (3)

Publication Number Publication Date
GB0802359D0 GB0802359D0 (en) 2008-03-12
GB2457277A GB2457277A (en) 2009-08-12
GB2457277B true GB2457277B (en) 2010-10-13

Family

ID=39204480

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0802359A Expired - Fee Related GB2457277B (en) 2008-02-08 2008-02-08 Methods and apparatus for detecting strain in structures

Country Status (2)

Country Link
GB (1) GB2457277B (en)
WO (1) WO2009100084A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO336176B1 (en) 2012-08-24 2015-06-01 Depro As Pipe clamp fitted with bias reader and use of bias reader on a tube clamp
CN105122025A (en) * 2012-12-14 2015-12-02 Skf公司 Fibre sensor assembly
WO2014090324A1 (en) * 2012-12-14 2014-06-19 Aktiebolaget Skf Optical fibre sensor assembly
CN103063126B (en) * 2012-12-25 2015-08-19 中国石油集团川庆钻探工程有限公司 Coiled tubing ovality detection method
WO2014108170A1 (en) * 2013-01-08 2014-07-17 Aktiebolaget Skf Fibreoptic sensor clip
GB201318254D0 (en) * 2013-10-15 2013-11-27 Silixa Ltd Optical fiber cable
US10209060B1 (en) * 2014-07-31 2019-02-19 iSenseCloud, Inc. Fiber-optic sensors in a rosette or rosette-like pattern for structure monitoring
US10330456B2 (en) * 2016-05-10 2019-06-25 Abb Schweiz Ag Strain sensing cable tie
US10746534B2 (en) * 2017-07-03 2020-08-18 Saudi Arabian Oil Company Smart coating device for storage tank monitoring and calibration
AT520659B1 (en) * 2017-12-06 2020-02-15 Umweltdata G M B H DEVICE FOR CIRCUMFERENCE MEASUREMENT
CN112204367B (en) * 2018-05-30 2022-11-22 韩国机械研究院 Pipe damage detection apparatus, pipe damage detection system using the same, and pipe damage detection method using the same
CN109520666B (en) * 2019-01-03 2020-07-14 大连理工大学 Nondestructive monitoring method for pressure inside pipeline

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1011962A (en) * 1973-05-14 1977-06-14 Schlumberger Canada Limited Well bore force-measuring apparatus
US4275599A (en) * 1979-12-20 1981-06-30 Rockwell International Corporation Sensor for measuring dynamic variations in strain
JPS5984131A (en) * 1982-11-06 1984-05-15 Hitachi Zosen Corp Stress measuring method of structure
JP2003149060A (en) * 2001-11-09 2003-05-21 Minebea Co Ltd Applied pressure detector
WO2003071285A2 (en) * 2002-02-15 2003-08-28 Techno-Sciences, Inc. Apparatus and method for measuring velocity of a projectile in a barrel
GB2403965A (en) * 2003-05-19 2005-01-19 Weatherford Lamb Determining strain on a well casing
US20050125170A1 (en) * 2003-10-10 2005-06-09 Gysling Daniel L. Flow measurement apparatus having strain-based sensors and ultrasonic sensors
EP1857799A1 (en) * 2005-02-18 2007-11-21 Sumitomo Heavy Industries, Ltd. Strain measurement device and method of fixing strain measurement element
GB2454220A (en) * 2007-11-01 2009-05-06 Schlumberger Holdings Detecting strain in structures

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6218661B1 (en) * 1996-09-09 2001-04-17 Schlumberger Technology Corporation Methods and apparatus for mechanically enhancing the sensitivity of transversely loaded fiber optic sensors
US7194913B2 (en) * 2002-08-26 2007-03-27 Shell Oil Company Apparatuses and methods for monitoring stress in steel catenary risers

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1011962A (en) * 1973-05-14 1977-06-14 Schlumberger Canada Limited Well bore force-measuring apparatus
US4275599A (en) * 1979-12-20 1981-06-30 Rockwell International Corporation Sensor for measuring dynamic variations in strain
JPS5984131A (en) * 1982-11-06 1984-05-15 Hitachi Zosen Corp Stress measuring method of structure
JP2003149060A (en) * 2001-11-09 2003-05-21 Minebea Co Ltd Applied pressure detector
WO2003071285A2 (en) * 2002-02-15 2003-08-28 Techno-Sciences, Inc. Apparatus and method for measuring velocity of a projectile in a barrel
GB2403965A (en) * 2003-05-19 2005-01-19 Weatherford Lamb Determining strain on a well casing
US20050125170A1 (en) * 2003-10-10 2005-06-09 Gysling Daniel L. Flow measurement apparatus having strain-based sensors and ultrasonic sensors
EP1857799A1 (en) * 2005-02-18 2007-11-21 Sumitomo Heavy Industries, Ltd. Strain measurement device and method of fixing strain measurement element
GB2454220A (en) * 2007-11-01 2009-05-06 Schlumberger Holdings Detecting strain in structures

Also Published As

Publication number Publication date
WO2009100084A1 (en) 2009-08-13
GB2457277A (en) 2009-08-12
GB0802359D0 (en) 2008-03-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220208