France's state of the art distributed optical fibre sensors qualified for the monitoring of the French underground repository for high level and intermediate level long …

S Delepine-Lesoille, S Girard, M Landolt, J Bertrand… - Sensors, 2017 - mdpi.com
This paper presents the state of the art distributed sensing systems, based on optical fibres,
developed and qualified for the French Cigéo project, the underground repository for high …

Real time monitoring of water level and temperature in storage fuel pools through optical fibre sensors

S Rizzolo, J Périsse, A Boukenter, Y Ouerdane… - Scientific reports, 2017 - nature.com
We present an innovative architecture of a Rayleigh-based optical fibre sensor for the
monitoring of water level and temperature inside storage nuclear fuel pools. This sensor …

Development of a temperature distributed monitoring system based on Raman scattering in harsh environment

C Cangialosi, Y Ouerdane, S Girard… - … on Nuclear Science, 2014 - ieeexplore.ieee.org
Raman Distributed Temperature Sensors (RDTSs) offer exceptional advantages to monitor
the envisioned French deep geological repository for nuclear wastes, called Cigéo. Both γ …

Vulnerability of OFDR-based distributed sensors to high γ-ray doses

S Rizzolo, A Boukenter, E Marin, M Cannas… - Optics …, 2015 - opg.optica.org
Vulnerability of Optical Frequency Domain Reflectometry (OFDR) based sensors to high γ-
ray doses (up to 10 MGy) is evaluated with a specific issue of a radiation-hardened …

Radiation characterization of optical frequency domain reflectometry fiber-based distributed sensors

S Rizzolo, C Sabatier, A Boukenter… - … on Nuclear Science, 2016 - ieeexplore.ieee.org
We studied the responses of fiber-based temperature and strain sensors related to optical
frequency domain reflectometry (OFDR) and exposed to high-ray doses up to 10 MGy. Three …

Performances of radiation-hardened single-ended Raman distributed temperature sensors using commercially available fibers

A Morana, S Girard, E Marin, J Vidalot… - … on Nuclear Science, 2019 - ieeexplore.ieee.org
Among all the distributed optical fiber temperature sensors, the Raman-based one that is
intrinsically unaffected by the evolution of applied strain on the sensitive fiber. The radiation …

Effects of radiation and hydrogen-loading on the performances of raman-distributed temperature fiber sensors

C Cangialosi, S Girard, A Boukenter… - Journal of Lightwave …, 2015 - ieeexplore.ieee.org
The integration of Raman-distributed temperature fiber-based sensors (RDTS) into the
envisioned French deep geological repository for nuclear wastes, called Cigéo requires …

Investigation of coating impact on OFDR optical remote fiber-based sensors performances for their integration in high temperature and radiation environments

S Rizzolo, E Marin, A Morana… - Journal of Lightwave …, 2016 - ieeexplore.ieee.org
The response of optical frequency-domain reflectometry-based temperature sensors is here
investigated in harsh environments (high temperature, high radiation dose) focusing the …

On-line monitoring of sealing glass in electrical penetration assembly based on femto-laser inscribed fiber Bragg grating sensors

Z Fan, X Diao, M Liu, Y Zhang, Z Huang, H Yan - Optics express, 2019 - opg.optica.org
A novel method was proposed to monitor the working state (temperature and stress) of
sealing glass in electrical penetration assemblies, which was used for electrical connection …

Optical frequency domain reflectometer distributed sensing using microstructured pure silica optical fibers under radiations

S Rizzolo, A Boukenter, T Allanche… - … on Nuclear Science, 2016 - ieeexplore.ieee.org
We investigated the capability of micro-structured optical fibers to develop multi-functional,
remotely-controlled, Optical Frequency Domain Reflectometry (OFDR) distributed fiber …