25th Congress of International Council of the Aeronautical Sciences, 3 - 8 September 2006, Hamburg, Germany
Paper ICAS2006-4.2S

INVESTIGATION OF WAVE PROPAGATION IN COMPOSITES AS REQUIREMENT FOR IMPACT DETECTION

M. Calomfirescu, A. S. Herrmann, C. König*, J. Müller**
Faserinstitut Bremen e.V. (FIBRE), Germany; *Bremer Institut für Konstruktionstechnik (BIK), Germany; **Bremer Institut für Angewandte Strahltechnik (BIAS), Germany

Keywords: impact definition, wave propagation, SHM, composites, FEM

This paper examines the mechanisms of damage in composites, caused by transversal impacts with one and more projectiles by investigating the propagation of stress waves. The goal of this work is to provide further basics for the development of design rules for impact tolerant composites.

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