NO20032817L - Fremgangsmåte og apparat for sprekk og frakturdetektering ved bruk av Bragg-gitter - Google Patents

Fremgangsmåte og apparat for sprekk og frakturdetektering ved bruk av Bragg-gitter

Info

Publication number
NO20032817L
NO20032817L NO20032817A NO20032817A NO20032817L NO 20032817 L NO20032817 L NO 20032817L NO 20032817 A NO20032817 A NO 20032817A NO 20032817 A NO20032817 A NO 20032817A NO 20032817 L NO20032817 L NO 20032817L
Authority
NO
Norway
Prior art keywords
crack
bragg gratings
detecting
methods
occurrence
Prior art date
Application number
NO20032817A
Other languages
English (en)
Other versions
NO20032817D0 (no
Inventor
Robert Patrick Kenny
Maurice Patrick Whelan
Original Assignee
European Community
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 European Community filed Critical European Community
Publication of NO20032817D0 publication Critical patent/NO20032817D0/no
Publication of NO20032817L publication Critical patent/NO20032817L/no

Links

Classifications

    • 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]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Crushing And Grinding (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
NO20032817A 2000-12-22 2003-06-19 Fremgangsmåte og apparat for sprekk og frakturdetektering ved bruk av Bragg-gitter NO20032817L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0031646.3A GB0031646D0 (en) 2000-12-22 2000-12-22 Method and apparatus for crack and fracture detection utilizing bragg gratings
PCT/IB2001/002806 WO2002052242A2 (en) 2000-12-22 2001-12-19 Method and apparatus for crack and fracture detection utilizing bragg gratings

Publications (2)

Publication Number Publication Date
NO20032817D0 NO20032817D0 (no) 2003-06-19
NO20032817L true NO20032817L (no) 2003-08-21

Family

ID=9905893

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20032817A NO20032817L (no) 2000-12-22 2003-06-19 Fremgangsmåte og apparat for sprekk og frakturdetektering ved bruk av Bragg-gitter

Country Status (10)

Country Link
US (1) US20040222364A1 (no)
EP (1) EP1350084B1 (no)
JP (1) JP2004518114A (no)
AT (1) ATE450787T1 (no)
CA (1) CA2432923A1 (no)
DE (1) DE60140696D1 (no)
ES (1) ES2337555T3 (no)
GB (1) GB0031646D0 (no)
NO (1) NO20032817L (no)
WO (1) WO2002052242A2 (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7003758B2 (en) * 2003-10-07 2006-02-21 Brion Technologies, Inc. System and method for lithography simulation
US20050232627A1 (en) * 2004-04-20 2005-10-20 Fengguo Sun Method and apparatus for optical performance monitoring
JP2006215649A (ja) * 2005-02-01 2006-08-17 Mitsubishi Electric Corp ブラッグ格子センサの検出方法、その歪量検出方法及びその検出装置
GB2430760A (en) * 2005-09-29 2007-04-04 Bookham Technology Plc Chirped Bragg grating structure
JP4878013B2 (ja) * 2007-08-27 2012-02-15 国立大学法人 東京大学 亀裂発生位置の検出方法
NL1038312C2 (nl) * 2010-10-16 2012-04-17 Stinis Beheer Bv Werkwijze en inrichting voor het detecteren van scheurvorming in een hijsorgaan.
US8576392B2 (en) 2011-02-09 2013-11-05 Siemens Energy, Inc. Multiplexed optical fiber crack sensor
US8790074B2 (en) * 2011-02-09 2014-07-29 Siemens Energy, Inc. Multiplexed optical fiber wear sensor
ES2397024B1 (es) * 2011-03-18 2014-07-23 Telefónica, S.A. Método y sistema para la monitorización de capa física en redes ópticas pasivas
DE102011112228A1 (de) 2011-09-01 2013-03-07 Martin Wolf Verfahren zur Rissprüfung
CN104169678B (zh) * 2012-03-16 2017-10-24 皇家飞利浦有限公司 用于确定相关联对象的位置和/或形状的光学感测系统
GB201503861D0 (en) * 2015-03-06 2015-04-22 Silixa Ltd Method and apparatus for optical sensing
US10634555B2 (en) 2018-04-18 2020-04-28 Xenon Corporation Protecting a UV-transmissive window
CN108952698B (zh) * 2018-07-10 2020-06-30 中国石油大学(北京) 裂缝剪切滑移量测量方法
GB2608145A (en) * 2021-06-23 2022-12-28 Airbus Operations Ltd Optical sensing system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4996419A (en) * 1989-12-26 1991-02-26 United Technologies Corporation Distributed multiplexed optical fiber Bragg grating sensor arrangeement
US5142141A (en) * 1990-09-19 1992-08-25 The Boeing Company Crack growth measurement network with primary and shunt optical fibers
GB9317576D0 (en) * 1993-08-24 1993-10-06 British Aerospace Fibre optic damage detection system
EP0713077B1 (fr) * 1994-11-17 1999-12-15 Alcatel Procédé de détection et/ou de mesure de grandeurs physiques utilisant un capteur distribué
US5828059A (en) * 1996-09-09 1998-10-27 Udd; Eric Transverse strain measurements using fiber optic grating based sensors
US5973317A (en) * 1997-05-09 1999-10-26 Cidra Corporation Washer having fiber optic Bragg Grating sensors for sensing a shoulder load between components in a drill string

Also Published As

Publication number Publication date
WO2002052242A2 (en) 2002-07-04
GB0031646D0 (en) 2001-02-07
WO2002052242A3 (en) 2002-09-19
JP2004518114A (ja) 2004-06-17
CA2432923A1 (en) 2002-07-04
EP1350084A2 (en) 2003-10-08
NO20032817D0 (no) 2003-06-19
EP1350084B1 (en) 2009-12-02
ATE450787T1 (de) 2009-12-15
ES2337555T3 (es) 2010-04-27
DE60140696D1 (de) 2010-01-14
US20040222364A1 (en) 2004-11-11

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Legal Events

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