两种MEFP战斗部对平面带壳装药起爆能力的数值分析
Numerical Analysis of the Detonation Ability of Two MEFP Warheads against A Planar Shell Charge
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摘要:基于组合式MEFP和整体式MEFP战斗部冲击侵彻平面带壳装药模型,利用数值模拟方法对比分析2种结构MEFP的冲击起爆能力。结果表明:组合式MEFP战斗部各弹丸近似平行飞行且具有相同特征参量,能同时对目标进行作用,弹丸束密集程度较高;平面起爆时整体式MEFP战斗部弹丸性能总体优于底部中心点处起爆时的弹丸性能。本算例中整体式MEFP战斗部冲击起爆能力优于组合式MEFP战斗部,但整体式MEFP战斗部弹丸束密集程度不如组合式MEFP战斗部。
Abstract:Based on the combined MEFP and integral MEFP warhead impact penetration plane shell charging model, the impact initiation characteristics of the two structures MEFP were compared and analyzed by numerical simulation method. Results show that the projectile of combined MEFP warhead approximate parallel flight and have the same characteristic parameters, which can penetrate the target at the same time, as well as the projectile beam intensity is higher. For the integral MEFP warhead, the characteristic parameters of projectiles under planar initiation is better than that of projectiles under central point initiation. In this example, the impact initiation ability of the integral MEFP warhead is better than that of the combined MEFP warhead, but the projectile bundle density is less than that of the combined MEFP warhead.
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