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A MODEL FOR BEHIND ARMOR DEBRIS FROM EFP IMPACT

机译:基于EFP冲击隐身装甲碎片的模型

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From a series of BAD experiments with solid and hollow EFP simulantsshot at RHA target plates at different velocities, the debris spread angles, thefragment masses and the fragment velocities were determined. Additionally,several series of numerical simulations were conducted to broaden the datarange and to investigate parameters, which could not be determined in theexperiments. Based on both the experimental and numerical results, as wellas on data available in literature, a new BAD model was developed. Allrelevant model inputs are derived from a semi-analytical model thatdescribes the target plate perforation and the residual EFP. The BAD modelthen combines semi-analytical, statistical and empirical approaches to assessthe fragment mass distribution and the fragment velocities in the BADcloud. Preliminary results suggest that the model is applicable to a largevariety of target materials.
机译:来自一系列使用实心和空心EFP模拟物的BAD实验 在RHA目标板上以不同的速度射击,碎片散布角度, 测定碎片质量和碎片速度。此外, 进行了一系列的数值模拟,以扩大数据范围 范围并调查参数,这些参数无法在 实验。同样基于实验和数值结果 根据文献中的数据,开发了一种新的BAD模型。全部 相关的模型输入是从一个半分析模型得出的, 描述了目标板的穿孔和残留的EFP。 BAD模型 然后结合半分析,统计和经验方法进行评估 BAD中的碎片质量分布和碎片速度 云。初步结果表明该模型适用于大型 各种目标材料。

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