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破片对带铝壳炸药的冲击起爆数值模拟研究

DOI: 10.11858/gywlxb.2006.01.021, PP. 109-112

Keywords: 破片,冲击起爆,数值模拟,临界起爆速度

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Abstract:

采用AUTODYN-2D数值模拟软件,应用冲击起爆Lee-Tarver模型,对钢破片撞击带铝壳Octol炸药的起爆问题进行了数值模拟,分析了冲击起爆机理及破片形状、着速、铝壳厚度等因素对炸药起爆特性的影响规律,利用“升-降”法得到了破片对Octol炸药的临界冲击起爆速度。研究结果对反导战斗部破片杀伤元素的设计具有指导意义。

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