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弹道学报  2015 

刻槽弹体旋转侵彻铝靶试验与数值模拟

Keywords: 侵彻力学,旋转,刻槽弹体

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Abstract:

为研究刻槽弹体旋转侵彻作用性能,分析了刻槽弹体旋转侵彻作用过程,在着靶速度400～700m/s范围对刻槽弹体和卵形弹体旋转侵彻铝靶进行了试验研究,利用LS-DYNA动力学软件对刻槽弹体和卵形弹体旋转侵彻过程进行了数值仿真,仿真和试验结果吻合较好,表明仿真方法及材料模型的适用性。进行了着靶速度300～700m/s,转速0～1500r/s条件下的仿真试验。仿真结果表明,旋转对刻槽弹体侵深具有很大的影响,在弹体转速和着靶速度达到合理匹配时,旋转的刻槽弹体可以有效地提高弹体的侵深。

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