Real-time, distributed measurement of detonation velocities inside high explosives with the help of chirped fiber bragg gratings

Sylvain Magne (1) , A. Lefrançois (2) , J. Luc (2) , Guillaume Laffont (1) , Pierre Ferdinand (1)

1 LCFO (CEA, LIST) - Laboratoire Capteurs Fibres Optiques (CEA, LIST)
2 CEA-DAM - Centre d'Études de Limeil-Valenton

Following the pioneering work of the Lawrence Livermore National Laboratory, Chirped Fiber Bragg Gratings are investigated as in situ, real-time, wavelength-position discriminators for measuring detonation speeds inside explosives.

Mots clés: Distributed measurements; Detonation velocity; Detonation; High explosives; Fiber Bragg grating; Sensor; Explosives; Lawrence livermore national laboratories; Chirped gratings; Chirped fiber Bragg grating; instrumentation; Optical Fiber Sensor; Distributed and Quasi-distributed sensing

Domaines: Instrumentations et Détecteurs [physics.ins-det]; Mécanique des solides [physics.class-ph]; Optique [physics.optics]

Sylvain Magne, A. Lefrançois, J. Luc, Guillaume Laffont, Pierre Ferdinand. Real-time, distributed measurement of detonation velocities inside high explosives with the help of chirped fiber bragg gratings. Proc. SPIE 8794, Fifth European Workshop on Optical Fibre Sensors, May 2013, Krakow, Poland. pp.87942K, ⟨10.1117/12.2025986⟩. ⟨cea-01823916⟩