Journal of Structural Engineering, A
Online ISSN : 1881-820X
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A numerical study on mechanism of the local damage of concrete plate subjected to impact by rigid projectile
Masuhiro BeppuKoji MiwaMasaharu ItohMasahide KatayamaTomonori Ohno
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2007 Volume 53A Pages 1293-1304

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Abstract
This study presents mechanism of the local damage of concrete plate subjected to high velocity impact by rigid projectile. First, characteristics of the local damage of concrete plate subjected to collision by rigid projectile were explained. Then, a numerical model which can describe dynamic behavior of concrete was investigated in terms of combination of failure model and strain rate effect of concrete. Based on the proposed numerical model, mechanism of the local damage of concrete plate was illustrated. Finally, energy transition of initial kinetic energy of projectile and energy consumption in eroded area were discussed
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© 2007 by Japan Society of Civil Engineers
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