DE60014631D1 - Dehnungsmessung - Google Patents
DehnungsmessungInfo
- Publication number
- DE60014631D1 DE60014631D1 DE60014631T DE60014631T DE60014631D1 DE 60014631 D1 DE60014631 D1 DE 60014631D1 DE 60014631 T DE60014631 T DE 60014631T DE 60014631 T DE60014631 T DE 60014631T DE 60014631 D1 DE60014631 D1 DE 60014631D1
- Authority
- DE
- Germany
- Prior art keywords
- strain measurement
- strain
- measurement
- 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 - Lifetime
Links
- 238000005259 measurement Methods 0.000 title 1
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
-
- 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
- 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
- G01D5/35383—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 multiple sensor devices using multiplexing techniques
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9906361A GB2348000B (en) | 1999-03-19 | 1999-03-19 | Strain sensing |
GB9906361 | 1999-03-19 | ||
PCT/GB2000/000994 WO2000057148A1 (en) | 1999-03-19 | 2000-03-17 | Strain sensing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60014631D1 true DE60014631D1 (de) | 2004-11-11 |
DE60014631T2 DE60014631T2 (de) | 2006-03-02 |
Family
ID=10849964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60014631T Expired - Lifetime DE60014631T2 (de) | 1999-03-19 | 2000-03-17 | Dehnungsmessung |
Country Status (7)
Country | Link |
---|---|
US (1) | US6816638B1 (de) |
EP (1) | EP1183510B1 (de) |
AU (1) | AU3305800A (de) |
CA (1) | CA2366557A1 (de) |
DE (1) | DE60014631T2 (de) |
GB (1) | GB2348000B (de) |
WO (1) | WO2000057148A1 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2372100B (en) * | 2001-02-13 | 2003-04-16 | Marconi Caswell Ltd | Optical Waveguide Bragg Grating System |
DE10145350B4 (de) * | 2001-09-14 | 2006-03-30 | Airbus Deutschland Gmbh | Erhöhung der Auflösung bei Bragg-Sensor-Meßsystemen |
US6876786B2 (en) * | 2002-10-02 | 2005-04-05 | Cicese-Centro De Investigation | Fiber-optic sensing system for distributed detection and localization of alarm conditions |
US7129470B2 (en) * | 2003-06-04 | 2006-10-31 | Weatherford/Lamb, Inc. | Optical sensor using a long period grating suitable for dynamic interrogation |
US7488929B2 (en) * | 2003-08-13 | 2009-02-10 | Zygo Corporation | Perimeter detection using fiber optic sensors |
BRPI0403268B1 (pt) * | 2004-08-10 | 2017-07-18 | Petroleo Brasileiro S.A. - Petrobras | System for reading and data acquisition for fiber optical sensors |
WO2006127034A2 (en) * | 2004-10-15 | 2006-11-30 | Morgan Research Corporation | Embeddable polarimetric fiber optic sensor and method for monitoring of structures |
WO2006075972A1 (en) * | 2005-01-14 | 2006-07-20 | Sif Universal Pte Ltd | Bending sensor arrangement |
DE102005020125B3 (de) * | 2005-04-29 | 2006-10-12 | Siemens Ag | Kraftmesseinrichtung zur Bestimmung einer Kontaktkraft |
DE102006027414A1 (de) * | 2006-06-13 | 2007-12-27 | Siemens Ag | Faseroptische Kraftmessung im Gurtband |
US8432537B2 (en) * | 2008-06-16 | 2013-04-30 | Duhane Lam | Photoelastic coating for structural monitoring |
CN101701450B (zh) * | 2009-09-30 | 2011-12-21 | 法尔胜集团公司 | 内置光纤光栅传感器的桥梁用智能缆索*** |
NL2004500C2 (nl) † | 2010-04-01 | 2011-10-04 | Konink Bam Groep Nv | Systeem en werkwijze voor het bepalen van aslast en/of totaalgewicht van een voertuig, alsmede sensorinrichting. |
DE102010035958B8 (de) * | 2010-08-31 | 2012-07-05 | Airbus Operations Gmbh | Vorrichtung und Verfahren zur Herstellung eines Bauteils sowie Flugzeugstrukturbauteil |
CN104024815B (zh) * | 2011-09-30 | 2016-06-22 | 维斯塔斯风力***集团公司 | 光纤光栅传感器***和方法 |
BR112014019644B1 (pt) * | 2012-02-09 | 2021-04-20 | Osmos Group | dispositivo, sistema e método de monitoramento para o monitoramento de uma área de construção ou solo, usando pelo menos um guia de onda de luz |
GB201503861D0 (en) | 2015-03-06 | 2015-04-22 | Silixa Ltd | Method and apparatus for optical sensing |
US9983121B2 (en) * | 2015-04-23 | 2018-05-29 | Faz Technology Limited | Photonic sensor tracking |
FR3049342B1 (fr) * | 2016-03-23 | 2018-04-13 | Universite De Nantes | Capteur de courbure a fibre optique et dispositif de mesure comprenant ledit capteur |
NL2016744B1 (en) | 2016-05-09 | 2017-11-16 | Fugro Tech Bv | Fiber-optic based traffic and infrastructure monitoring system |
US11761797B2 (en) | 2017-10-02 | 2023-09-19 | Intuitive Surgical Operations, Inc. | Optical fiber with microgratings for increased measurable strain range |
CN112798262B (zh) * | 2021-02-05 | 2022-09-27 | 天津求实飞博科技有限公司 | 一种基于光纤光栅的盾构机刀头磨损监测装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU582893B2 (en) * | 1985-09-10 | 1989-04-13 | Gec-Marconi Limited | Improvements relating to optical devices |
GB2268581A (en) * | 1992-07-03 | 1994-01-12 | Marconi Gec Ltd | Optical fibre diffraction grating sensor |
US5426297A (en) * | 1993-09-27 | 1995-06-20 | United Technologies Corporation | Multiplexed Bragg grating sensors |
US5451772A (en) * | 1994-01-13 | 1995-09-19 | Mechanical Technology Incorporated | Distributed fiber optic sensor |
US5748312A (en) * | 1995-09-19 | 1998-05-05 | United States Of American As Represented By The Secretary Of The Navy | Sensing apparatus and method for detecting strain between fiber bragg grating sensors inscribed into an optical fiber |
US5680489A (en) * | 1996-06-28 | 1997-10-21 | The United States Of America As Represented By The Secretary Of The Navy | Optical sensor system utilizing bragg grating sensors |
GB2317008B (en) * | 1996-09-06 | 2000-02-02 | British Aerospace | A fibre optic interferometric strain gauge assembly |
US5828059A (en) * | 1996-09-09 | 1998-10-27 | Udd; Eric | Transverse strain measurements using fiber optic grating based sensors |
US6072567A (en) * | 1997-02-12 | 2000-06-06 | Cidra Corporation | Vertical seismic profiling system having vertical seismic profiling optical signal processing equipment and fiber Bragg grafting optical sensors |
US5987197A (en) * | 1997-11-07 | 1999-11-16 | Cidra Corporation | Array topologies for implementing serial fiber Bragg grating interferometer arrays |
-
1999
- 1999-03-19 GB GB9906361A patent/GB2348000B/en not_active Expired - Fee Related
-
2000
- 2000-03-17 CA CA002366557A patent/CA2366557A1/en not_active Abandoned
- 2000-03-17 EP EP00911061A patent/EP1183510B1/de not_active Expired - Lifetime
- 2000-03-17 US US09/936,551 patent/US6816638B1/en not_active Expired - Fee Related
- 2000-03-17 WO PCT/GB2000/000994 patent/WO2000057148A1/en active IP Right Grant
- 2000-03-17 AU AU33058/00A patent/AU3305800A/en not_active Abandoned
- 2000-03-17 DE DE60014631T patent/DE60014631T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2366557A1 (en) | 2000-09-28 |
GB2348000A (en) | 2000-09-20 |
EP1183510B1 (de) | 2004-10-06 |
US6816638B1 (en) | 2004-11-09 |
WO2000057148A1 (en) | 2000-09-28 |
EP1183510A1 (de) | 2002-03-06 |
GB2348000B (en) | 2001-02-07 |
GB9906361D0 (en) | 1999-05-12 |
AU3305800A (en) | 2000-10-09 |
DE60014631T2 (de) | 2006-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |