WO2015082640A3 - Dispositif de surveillance de la déformation d'un ouvrage, utilisation d'une fibre optique et procédé de surveillance particulièrement adaptés aux environnements irradiés - Google Patents
Dispositif de surveillance de la déformation d'un ouvrage, utilisation d'une fibre optique et procédé de surveillance particulièrement adaptés aux environnements irradiés Download PDFInfo
- Publication number
- WO2015082640A3 WO2015082640A3 PCT/EP2014/076631 EP2014076631W WO2015082640A3 WO 2015082640 A3 WO2015082640 A3 WO 2015082640A3 EP 2014076631 W EP2014076631 W EP 2014076631W WO 2015082640 A3 WO2015082640 A3 WO 2015082640A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optical fiber
- monitoring
- change
- shape
- irradiated
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title abstract 6
- 238000012544 monitoring process Methods 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 238000005259 measurement Methods 0.000 abstract 2
- 239000000835 fiber Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
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
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0091—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by using electromagnetic excitation or detection
-
- 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
- G01D5/35338—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 other arrangements than interferometer arrangements
- G01D5/35354—Sensor working in reflection
- G01D5/35358—Sensor working in reflection using backscattering to detect the measured quantity
- G01D5/35364—Sensor working in reflection using backscattering to detect the measured quantity using inelastic backscattering to detect the measured quantity, e.g. using Brillouin or Raman backscattering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M5/00—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings
- G01M5/0041—Investigating the elasticity of structures, e.g. deflection of bridges or air-craft wings by determining deflection or stress
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/28—Treating solids
- G21F9/34—Disposal of solid waste
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Electromagnetism (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Optical Transform (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
L'invention concerne un Dispositif (200) de surveillance de la déformation d'une zone d'un ouvrage (100).Le dispositif (200) comporte une première fibre optique (210) destinée à équiper la zone de l'ouvrage (100) et un système de mesure (220) optique configuré pour effectuer le long de ladite partie de la première fibre optique (210) une mesure du type Brillouin de manière à déterminer la déformation de ladite partie de première fibre optique (210). La première fibre optique (210) comporte de l'azote en tant qu'élément dopant de cœur de fibre. L'invention concerne en outre une utilisation d'une fibre optique pour la surveillance d'une zone d'un ouvrage,un procédé de surveillance d'une zone d'un ouvrage et un ouvrage, ledit ouvrage étant irradié ou succeptible de l'être.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1362193 | 2013-12-05 | ||
FR1362193A FR3014552B1 (fr) | 2013-12-05 | 2013-12-05 | Dispositif de surveillance de la deformation d'un ouvrage, utilisation d'une fibre optique et procede de surveillance particulierement adaptes aux environnements irradies |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2015082640A2 WO2015082640A2 (fr) | 2015-06-11 |
WO2015082640A3 true WO2015082640A3 (fr) | 2015-10-29 |
Family
ID=50543137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2014/076631 WO2015082640A2 (fr) | 2013-12-05 | 2014-12-04 | Dispositif de surveillance de la déformation d'un ouvrage, utilisation d'une fibre optique et procédé de surveillance particulièrement adaptés aux environnements irradiés |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR3014552B1 (fr) |
WO (1) | WO2015082640A2 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108533048A (zh) * | 2018-06-22 | 2018-09-14 | 上海史狄尔建筑减震科技有限公司 | 具有芯板变形监测功能的屈曲约束支撑 |
FR3084741B1 (fr) * | 2018-08-02 | 2021-05-21 | Inst De Radioprotection Et De Surete Nucleaire | Procede de determination de la deformation d'une structure de beton au cours du temps |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008007025A2 (fr) * | 2006-07-13 | 2008-01-17 | Tencate Geosynthetics France | Dispositif, systeme et procede de detection et de localisation de dysfonctionnement dans un ouvrage hydraulique, ainsi qu'un ouvrage hydraulique equipe de ce dispositif |
US20080084914A1 (en) * | 2005-09-29 | 2008-04-10 | Yoshinori Yamamoto | Sensor and Disturbance Measurement Method Using the Same |
WO2012004547A1 (fr) * | 2010-07-09 | 2012-01-12 | Ixfiber | Fibre optique dopee terre rare resistante aux radiations et procede de durcissement aux radiations d'une fibre optique dopee terre rare |
US20120106893A1 (en) * | 2010-11-03 | 2012-05-03 | Raman Kashyap | Grating inscribing in optical waveguides |
-
2013
- 2013-12-05 FR FR1362193A patent/FR3014552B1/fr active Active
-
2014
- 2014-12-04 WO PCT/EP2014/076631 patent/WO2015082640A2/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080084914A1 (en) * | 2005-09-29 | 2008-04-10 | Yoshinori Yamamoto | Sensor and Disturbance Measurement Method Using the Same |
WO2008007025A2 (fr) * | 2006-07-13 | 2008-01-17 | Tencate Geosynthetics France | Dispositif, systeme et procede de detection et de localisation de dysfonctionnement dans un ouvrage hydraulique, ainsi qu'un ouvrage hydraulique equipe de ce dispositif |
WO2012004547A1 (fr) * | 2010-07-09 | 2012-01-12 | Ixfiber | Fibre optique dopee terre rare resistante aux radiations et procede de durcissement aux radiations d'une fibre optique dopee terre rare |
US20120106893A1 (en) * | 2010-11-03 | 2012-05-03 | Raman Kashyap | Grating inscribing in optical waveguides |
Non-Patent Citations (5)
Title |
---|
GIRARD S ET AL: "Gamma-rays and pulsed X-ray radiation responses of nitrogen-, germanium-doped and pure silica core optical fibers", NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, SECTION - B:BEAM INTERACTIONS WITH MATERIALS AND ATOMS, ELSEVIER, AMSTERDAM, NL, vol. 215, no. 1-2, 1 January 2004 (2004-01-01), pages 187 - 195, XP004484279, ISSN: 0168-583X, DOI: 10.1016/J.NIMB.2003.08.028 * |
GIRARD S ET AL: "Integration of Optical Fibers in Megajoule Class Laser Environments: Advantages and Limitations", IEEE TRANSACTIONS ON NUCLEAR SCIENCE, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 59, no. 4, 14 August 2012 (2012-08-14), pages 1317 - 1322, XP011456489, ISSN: 0018-9499, DOI: 10.1109/TNS.2012.2199130 * |
GIRARD S ET AL: "Radiation Effects on Silica-Based Optical Fibers: Recent Advances and Future Challenges", IEEE TRANSACTIONS ON NUCLEAR SCIENCE, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 60, no. 3, 12 June 2013 (2013-06-12), pages 2015 - 2036, XP011514531, ISSN: 0018-9499, DOI: 10.1109/TNS.2012.2235464 * |
PHERON X ET AL: "In situ radiation influence on strain measurement performance of Brillouin sensors", 21ST INTERNATIONAL CONFERENCE ON OPTICAL FIBER SENSORS, SPIE, 1000 20TH ST. BELLINGHAM WA 98225-6705 USA, vol. 7753, no. 1, 15 May 2011 (2011-05-15), pages 1 - 4, XP060011515, DOI: 10.1117/12.885992 * |
TOMASHUK A L ET AL: "Radiation-resistant and radiation-sensitive silica optical fibers", PROCEEDINGS OF SPIE, S P I E - INTERNATIONAL SOCIETY FOR OPTICAL ENGINEERING, US, vol. 4083, 1 January 2000 (2000-01-01), pages 188 - 201, XP002630794, ISSN: 0277-786X, DOI: 10.1117/12.385646 * |
Also Published As
Publication number | Publication date |
---|---|
WO2015082640A2 (fr) | 2015-06-11 |
FR3014552B1 (fr) | 2019-08-09 |
FR3014552A1 (fr) | 2015-06-12 |
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