Aluminium foam sandwiches collapse modes under static and dynamic three-point bending

By Vincenzo Crupi, Roberto Montanini. 2007

190 citations recorded by the source corpus.

Subfields: Computational Mechanics, Materials Chemistry, Mechanical Engineering

View Paper: https://www.semanticscholar.org/paper/049034020e4b00c26c6888c70a33145c3a6bf37a

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In Computational Mechanics

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In Mechanical Engineering

Citations in the corpus

Nonlinear free vibration of shear deformable sandwich beam with a functionally graded porous core (2016, background): “Over the past few years, the static and dynamic properties of sandwich porous beams and plates have been extensively investigated by various theoretical and experimental studies [11-26].”
A review of the recent trends on core structures and impact response of sandwich panels (2021, background): “Aluminium foam sandwich (AFS), fabricated by combination the two metal face sheets and a lightweight metallic foam core, which provide peculiar properties such as low specific weight, high impact strength, thermal insulation, and efficient capacity of energy dissipation.(76,77) It is interesting met”
Lightweight sandwich structures for marine applications: a review (2021, background): “Mode I Three-point bending Aluminum foam core with extruded skins PI 1⁄4 bt ffiffiffiffiffiffiffiffiffiffiffiffiffiffi 3rycryf p þ bt2 L ryf þ 2bcsyc 1þ 2H L [28]”
Comparison of aluminium sandwiches for lightweight ship structures: Honeycomb vs. foam (2013, methodology): “The collapse load of Mode II can be evaluated assuming that two plastic hinges form in each face and that a length of core L þ H plastically deforms in shear, then the following equation [8] is obtained applying the momentum equilibrium around one plastic hinge in proximity of one support [21]:”
Plastic Deformation, Failure and Energy Absorption of Sandwich Structures with Metallic Cellular Cores (2010, result): “No significant strain rate sensitivity at low impact speeds has been found in the tests, which is consistent with that obtained by Crupi and Montanini [30].”
Static and low-velocity impact behavior of sandwich beams with closed-cell aluminum-foam core in three-point bending (2008, unknown): “[12] also documented a series of complex failure modes.”