Crashworthiness comparison of two-dimensional cellular sandwich cores under axial compression load

Zhipeng Qu,Yabo Liu,Xin Ning,Zhichao Dong

Mechanics Research Communications（2022）

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摘要

•Crashworthiness of five different cross-sectional shapes are compared•Specific stiffness has nothing to do with cross-sectional shapes•Specific strength can be effectively controlled by increasing corner number•Hexagon structure performs the best among the five considered structure in energy absorption

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关键词

Thin-walled structure,Energy absorption,Crashworthiness,Mechanical properties

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