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内爆加载下热塑性管壳的应力波演化与层裂效应研究

DOI: 10.11858/gywlxb.2005.04.006, PP. 319-324

Keywords: 内聚爆加载,应力波,层裂,损伤

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Abstract:

在引入材料损伤软化、温度软化效应的基础上,对一维柱对称内聚爆加载管壳中应力波的传播、材料的变形和层裂问题开展了研究。成功地通过自编写有限元代码,完成了系列数值模拟计算,得到了管壁中与物理事实一致的应力波传播图像和材料的变形、损伤、层裂的发展规律,成功模拟了内聚爆加载管壳的多次层裂现象。

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