A Numerical and Experimental Study of Composite Plates with Delamination under Compression Load

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Abstract:

The results on a numerical and experimental study of graphite/epoxy composite plates [03/903]S are presented. Each specimen was firstly impacted by the low velocity with different energy level. Compression experiment based on carrier electronic speckle pattern interferometry (carrier-ESPI) is made for the post-impact composite plate. The finite element method (FEM) is used to gain further understanding of the deformation behavior of impacted specimens. The compressive deformation of various delaminated composite plates are analyzed with software ANSYS to see that the impact parameters and delamination damage data, such as impact energy, maximum impact force and delamination area, affect the deformation fields. In addition, the comparisons between the finite element results and experimental measurements are considered under different compression loads.

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Periodical:

Advanced Materials Research (Volumes 393-395)

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7-10

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November 2011

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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