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RCAR试验用可变形壁障的有限元数值模拟

DOI: 10.3969/j.issn.1674-0696.2012.04.29, PP. 857-861

Keywords: RCAR,可变形壁障,有限元模型,仿真,researchcouncilforautomobilerepairs(RCAR),deformablebarrier,finiteelementmodel,simulation

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Abstract:

:?以RCAR保险杠试验最新法规要求为依据,构建了试验装置的可变形吸能壁障三维几何模型,经HYPERMESH划分网格后导入ANSYS环境中,对可变形吸能壁障进行了垂直和偏心加载两种状态的准静态性能数值模拟。分析结果表明:两种加载方式下,吸能块的变形合理,其载荷位移曲线均位于法规要求的区间,表明所建有限元模型符合该法规试验要求,可用于后续开展RCAR保险杠虚拟试验平台研究。

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