SG10202001631YA - Sub-surface patterning for diffraction-based strain measurement and damage detection in structures - Google Patents

Sub-surface patterning for diffraction-based strain measurement and damage detection in structures

Info

Publication number
SG10202001631YA
SG10202001631YA SG10202001631YA SG10202001631YA SG10202001631YA SG 10202001631Y A SG10202001631Y A SG 10202001631YA SG 10202001631Y A SG10202001631Y A SG 10202001631YA SG 10202001631Y A SG10202001631Y A SG 10202001631YA SG 10202001631Y A SG10202001631Y A SG 10202001631YA
Authority
SG
Singapore
Prior art keywords
diffraction
sub
structures
strain measurement
damage detection
Prior art date
Application number
SG10202001631YA
Inventor
Gary E Georgeson
Kenneth H Griess
Russell L Keller
Original Assignee
Boeing Co
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 Boeing Co filed Critical Boeing Co
Publication of SG10202001631YA publication Critical patent/SG10202001631YA/en

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
    • G01B11/167—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by projecting a pattern on the object
    • 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
    • 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • 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
    • G01B11/165—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by means of a grating deformed by the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
SG10202001631YA 2019-03-14 2020-02-25 Sub-surface patterning for diffraction-based strain measurement and damage detection in structures SG10202001631YA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16/353,377 US10989523B2 (en) 2019-03-14 2019-03-14 Sub-surface patterning for diffraction-based strain measurement and damage detection in structures

Publications (1)

Publication Number Publication Date
SG10202001631YA true SG10202001631YA (en) 2020-10-29

Family

ID=69742982

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10202001631YA SG10202001631YA (en) 2019-03-14 2020-02-25 Sub-surface patterning for diffraction-based strain measurement and damage detection in structures

Country Status (8)

Country Link
US (1) US10989523B2 (en)
EP (1) EP3708946A1 (en)
JP (1) JP2020180964A (en)
KR (1) KR20200110617A (en)
AU (1) AU2020201053A1 (en)
BR (1) BR102020004833A2 (en)
CA (1) CA3072799A1 (en)
SG (1) SG10202001631YA (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102578830B1 (en) * 2019-06-26 2023-09-15 재팬 사이언스 앤드 테크놀로지 에이전시 Methods, devices and programs for displaying stress and strain distributions
US11243071B2 (en) 2020-02-03 2022-02-08 The Boeing Company Sub-surface patterning for diffraction-based strain measurement and damage detection in structures
US11709139B2 (en) * 2020-07-24 2023-07-25 New Jersey Institute Of Technology Systems and methods of detecting pipe defects
US11487011B1 (en) * 2020-10-07 2022-11-01 Lockheed Martin Corporation N-arm interferometric photonic integrated circuit based software defined optical aperture system
CN113466342B (en) * 2021-07-13 2022-05-06 西安交通大学 Interlayer damage imaging method for multilayer metal composite plate

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1536340A (en) * 1976-06-15 1978-12-20 Standard Telephones Cables Ltd Transducer
US5012090A (en) 1989-02-09 1991-04-30 Simmonds Precision Products, Inc. Optical grating sensor and method of monitoring having a multi-period grating
US5399854A (en) 1994-03-08 1995-03-21 United Technologies Corporation Embedded optical sensor capable of strain and temperature measurement using a single diffraction grating
US5430817A (en) 1994-03-31 1995-07-04 At&T Corp. Optical systems and devices using long period spectral shaping devices
US6321601B1 (en) 1996-08-06 2001-11-27 Brown University Research Foundation Optical method for the characterization of laterally-patterned samples in integrated circuits
US5760391A (en) 1996-07-17 1998-06-02 Mechanical Technology, Inc. Passive optical wavelength analyzer with a passive nonuniform optical grating
JP2003518703A (en) 1999-12-24 2003-06-10 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Optical scanning head
CA2322552A1 (en) 2000-09-26 2002-03-26 Jds Uniphase Inc. Scheme for measuring dispersion of chirped fbg and generating tunable narrow-band bandpass and notch filters using chirped fbg
GB0030289D0 (en) 2000-12-12 2001-01-24 Optoplan As Fibre optic sensor systems
AU2004219914B2 (en) 2003-03-05 2007-02-22 Shell Internationale Research Maatschappij B.V. Coiled optical fiber assembly for measuring pressure and/or other physical data
JP2012503207A (en) 2008-09-23 2012-02-02 フォイト パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング Industrial roll with optical roll cover sensor system
US8581736B2 (en) 2010-06-24 2013-11-12 The Boeing Company Assessing structural repair integrity
US8853805B2 (en) 2011-06-27 2014-10-07 Texas Instruments Incorporated Strain measurement test module
US10390705B2 (en) 2013-10-30 2019-08-27 National Chiao Tung University Portable noninvasive inspection device
US9970833B2 (en) 2014-04-23 2018-05-15 The Boeing Company Witness material and method for monitoring the environmental history of an object
US10502719B2 (en) 2015-08-21 2019-12-10 The Boeing Company Analysis of a structure modeled with inconsistencies mapped thereon
US9816941B2 (en) 2016-03-28 2017-11-14 Saudi Arabian Oil Company Systems and methods for constructing and testing composite photonic structures
US10539473B2 (en) 2016-08-08 2020-01-21 The Boeing Company Systems for monitoring the environmental history of a component

Also Published As

Publication number Publication date
US20200292302A1 (en) 2020-09-17
CN111692983A (en) 2020-09-22
BR102020004833A2 (en) 2020-11-03
US10989523B2 (en) 2021-04-27
KR20200110617A (en) 2020-09-24
JP2020180964A (en) 2020-11-05
AU2020201053A1 (en) 2020-10-01
CA3072799A1 (en) 2020-09-14
EP3708946A1 (en) 2020-09-16

Similar Documents

Publication Publication Date Title
SG10202001631YA (en) Sub-surface patterning for diffraction-based strain measurement and damage detection in structures
EP3986018A4 (en) Sensing measurement method and device
EP3930012A4 (en) Avalanche-photodiode sensor and distance measurement device
EP4081937A4 (en) Sensor degradation detection and remediation
GB201611798D0 (en) Method and equipment based on detecting the polarization property of a polarization maintaining fiber probe for measuring structures of a micro part
EP4040849A4 (en) Measurement configuration method and device
EP4081794A4 (en) Sensor system and methods
GB2566910B (en) Systems and methods to utilize a sensor to provide spatial resolution in downhole leak detection
EP3432036A4 (en) Seismic sensor and earthquake detection method
EP3787504A4 (en) Oxygen detection sensor in clothing and related apparatus and methods
IL278357B1 (en) Method and device for optically measuring distances
PL3850324T3 (en) Assembly and method for measuring strain in a washer
EP3163273A4 (en) Strain sensor and load detection device using same
SG11202101693SA (en) Sensors and methods for measuring ph
EP3680683A4 (en) Sensor device and measurement method
EP3845629A4 (en) Measurement device and evaluation method
GB2584797B (en) Measuring device and method
NO20200923A1 (en) Systems and methods to utilize a sensor to provide spatial resolution in downhole leak detection
GB201903590D0 (en) Force sensor arrangement for measuring lateralbias and aggregate weight on a hang-board
PL3864474T3 (en) Measurement system, and a method in relation to the measurement system
EP3916429A4 (en) Measuring device and measuring method
EP3871188A4 (en) Method for detecting anomalies on or in the surface of a structure
CA188570S (en) Measuring wedge for use in placing tiles
EP3875986A4 (en) Sensor device and detection method
HUE053422T2 (en) Hollow profile for wim sensor and wim sensor with a hollow profile