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Conferences > OFS > 2023 > Th6 > Th6.95

Ultrasonic guided wave monitoring of composite structure: impact detection and localization with Fiber Bragg Grating sensors

Guillemette Ribay, Rudy Desmarchelier, Nicolas Roussel, Arnaud Recoquillay, Guillaume Laffont, and Oscar d’Almeida

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Abstract

Fiber Bragg Grating sensors record the ultrasonic signature of impacts on aeronautic composite structures. Experiments with 4 FBG sensors show proper localization of impacts with around 1cm precision using an algorithm based on time of arrivals of guided waves.

© 2023 The Author(s)

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