1–6 Jun 2025
Taipei International Convention Center (TICC)
Asia/Taipei timezone

A radiation-resistant distributed temperature sensor for CERN’s accelerators

THPB034
5 Jun 2025, 15:30
2h
Exhibiton Hall A _Bear (TWTC)

Exhibiton Hall A _Bear

TWTC

Poster Presentation MC7.T31 Subsystems, Technology and Components, Other Thursday Poster Session

Speaker

DIEGO DI FRANCESCA (European Organization for Nuclear Research)

Description

Optical Fibre Sensors (OFS) possess unique features, such as high sensitivity, versatility, and the ability to operate in harsh radiation environments. Distributed OFS are notable for enabling real-time monitoring over large-scale facilities, making them ideal for applications in particle accelerators. Their distributed measurement capabilities provide comprehensive monitoring while offering a cost-effective alternative to conventional pointwise technologies. As part of the Innovation work package of CERN’s Personnel Safety System Consolidation program, an experimental study was conducted to characterize the performance of a radiation-hard Distributed Temperature Sensor (DTS) to complement CERN’s safety systems, addressing cryogenic leaks and fire risks. Several fire tests were performed to assess the sensor's accuracy and temporal response under emergency-like conditions. A phenomenological model was derived from these tests to predict the system's behaviour in real-world scenarios. The obtained results are key to the first deployment and operation of a dedicated DTS demonstrator in a part of the LHC in 2025.

Region represented Europe
Paper preparation format Word

Author

DIEGO DI FRANCESCA (European Organization for Nuclear Research)

Co-authors

Jeremy Blanc (European Organization for Nuclear Research) Flavien Colaco (European Organization for Nuclear Research) Lorenzo Contini (European Organization for Nuclear Research) Michael Dole (European Organization for Nuclear Research) Sebastien Evrard (European Organization for Nuclear Research) Julien FERNANDEZ (European Organization for Nuclear Research) Rahul Kallada Janardhan (European Organization for Nuclear Research) Henrik Nissen (European Organization for Nuclear Research) Daniel Ricci (European Organization for Nuclear Research) Oriol Rios (European Organization for Nuclear Research)

Presentation materials

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