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Influence of the cross-section shapes of long rod projectile on the vertical penetration depth
Pages: 5-8
Year: Issue:  3
Journal: Ordnance Material Science and Engineering

Keyword:  爆炸力学侵彻异型弹自锐化;
Abstract: 结合现有实验数据,针对圆形、矩形和三角形3种截面形状的5种93W长杆弹对半无限4340钢靶在入射速度为1500-1800 m/s时的侵彻进行数值研究.结果表明:数值计算结果与实验吻合较好;对于同种入射速度、相同弹体长度、同种弹体和靶板材料而言,等截面面积的三角形截面的长杆弹侵彻深度明显高于矩形和圆形截面的侵彻深度,而圆形与矩形之间并没有明显区别;三角形截面长杆弹侵彻过程中的自锐化现象是其侵彻深度明...
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