Quantification of submillimeter displacements by distributed optical fiber sensors

E Buchoud, V Vrabie, JI Mars, G D'Urso… - IEEE Transactions …, 2015 - ieeexplore.ieee.org
The estimation of sinkhole-induced ground displacement is an important issue for monitoring
soil structures. Distributed optical fiber sensors (DOFSs) composed of an interrogator …

Development of an automatic algorithm to analyze the cracks evolution in a reinforced concrete structure from strain measurements performed by an Optical …

E Buchoud, JM Henault, G d'Urso, A Girard… - CSHM 2012-4th …, 2012 - hal.science
Structural Health Monitoring (SHM) is a key procedure in infrastructure lifecycle management,
since it enables a real-time diagnosis of the state of damage of the structure. As a …

Quantification of sub-millimeter displacements caused by sinkholes, using distributed optical fiber sensors

E Buchoud, V Vrabie, JI Mars, G d'Urso… - IEEE Transactions on …, 2015 - hal.science
—The estimation of sinkhole-induced ground displacement is an important issue for monitoring
soil structures. Distributed optical fiber sensors composed of an interrogator based on …

Parametric Inversion of Brillouin Spectra to Enhance the Accuracy of Distributed Strain Measurement

E Buchoud, J Mars, V Vrabie, G d'Urso… - … EAGE Conference and …, 2014 - earthdoc.org
To ensure stability and durability of engineering structure in natural soil, optical fiber sensors
have gained interest over last decade. In addition to conventional geophysical sensors, …

Distributed fiber optic systems–application to strain measurement of post-tensionedconcrete structures

M Galan, E Buchoud, JM Henault… - European Journal of …, 2024 - Taylor & Francis
This article aims to showcase recent advances on Optical Fiber distributed strain measurement
systems applied to concrete monitoring. It focuses on their ability to accurately quantify …

[PDF][PDF] Truly distributed optical fiber extensometers for geotechnical structure monitoring (dikes and underground repository): Influence of sensor external coating

S Blairon, JM Henault, E Buchoud… - … symposium of Field …, 2011 - researchgate.net
For the needs of its hydroelectric power plants, EDF operates geotechnical civil structures
such as dams and dikes. Andra’s (French National Radioactive Waste Management Agency) …

Enhancement of an optical fiber sensor: Source separation based on brillouin spectrum

E Buchoud, VD Vrabie, JI Mars, G d'Urso… - IEEE …, 2013 - ieeexplore.ieee.org
Distributed optical fiber sensors have gained an increasingly prominent role in structural-health
monitoring. These are composed of an optical fiber cable in which a light impulse is …

Detection of ground movement using the shape of Brillouin spectrum

E Buchoud, S Blairon, G d'Urso, JM Henault… - Symposium on the …, 2013 - library.seg.org
Distributed Optical Fiber Sensing systems (DOFSS) are composed by optical fibers wrapped
in strain sensing cables, coupled with Brillouin interrogators. DOFSS are increasingly used …

A numerical clone for VeRCoRs mock-up

…, S Michel-Ponnelle, F Hamon, E Buchoud - CFM 2017-23ème …, 2017 - hal.science
Safety of Nuclear Power Plants (NPP) is EDF main priority. Lifetime Extension Management,
which is an industrial and economical objective thus requires solid demonstrations of NPP …

Source separation and distributed sensing: The key for an efficient monitoring

JI Mars, E Buchoud, VD Vrabie, AA Khan… - 2013 5th IEEE …, 2013 - ieeexplore.ieee.org
As a complement to classical sensors, Distributed Optical Fiber Sensors now play a prominent
role in several engineering fields and act as an antenna array. Depending of the devices …