Energy absorbing capability of GMT, GMTex and GMT-UD composite panels for static and dynamic loading – Experimental and numerical study

作者: G. Belingardi , A.T. Beyene , Dang Jichuan

DOI: 10.1016/J.COMPSTRUCT.2016.01.099

关键词: Structural engineeringEnergy profileComputer simulationPoint (geometry)Displacement (vector)Dynamic loadingMaterials sciencePlane (geometry)ReinforcementEnergy (signal processing)

摘要: Abstract The impact performance of classical GMT (Glass Matrix reinforced Thermoplastics) and its more recent variants with improved structural characteristics obtained by reinforcement unidirectional (GMT_UD) plane fabric (GMTex) lamina has been analyzed both from the experimental numerical simulation points view. results tests (quasi-static loading conditions) have investigated thorough comparing force–displacement energy displacement diagrams, paying particular attention to peak load absorbed values. Furthermore, important parameters such as damage index, profile absorption efficiency used compare material performance. Visual inspection perforated specimens given an insight mechanisms support explanation different between three considered materials. Finally some repeated conducted in order point out also this relevant availability wide amount give possibility assessment ability models developed means ABAQUS FE code represent actual physical tests. quite good accordance.

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