Single and double-layer honeycomb sandwich panels under impact loading

• Published in: International journal of impact engineering Vol. 121; pp. 77 - 90
• Main Authors: Palomba, Giulia, Epasto, Gabriella, Crupi, Vincenzo, Guglielmino, Eugenio
• Format: Journal Article
• Language: English
• Published: Oxford Elsevier Ltd 01.11.2018; Elsevier BV
• Subjects: Boundary conditions; Catastrophic collapse; Computed tomography; Crashworthiness; Deformation; Deformation effects; Deformation mechanisms; Energy absorption; Full scale tests; Honeycomb; Impact; Impact loads; Impact response; Impact tests; Lightweight; Lightweight structures; Load distribution (forces); Mechanical properties; Medical imaging; Parameters; Sandwich panels; Sandwich structures; Size effects; Stiffness; Stress concentration; Transportation industry; Velocity; Weight reduction; Impact; Computed tomography; Transportation industry; Honeycomb; Lightweight structures
• ISSN: 0734-743X; 1879-3509
• DOI: 10.1016/j.ijimpeng.2018.07.013

•Impact response of mono-layer and double-layer aluminium honeycomb sandwich.•Comparison of different types of sandwich in terms of specific absorbed energy.•Analysis of the collapse mechanisms by means of 3D Computed Tomography.•Application of a theoretical approach based on the energy-balance mode...