大孔径双向聚能射孔弹的研究

李磊 沈兆武 马宏昊

李磊, 沈兆武, 马宏昊. 大孔径双向聚能射孔弹的研究[J]. 高压物理学报, 2011, 25(6): 539-548. doi: 10.11858/gywlxb.2011.06.010
引用本文: 李磊, 沈兆武, 马宏昊. 大孔径双向聚能射孔弹的研究[J]. 高压物理学报, 2011, 25(6): 539-548. doi: 10.11858/gywlxb.2011.06.010
LI Lei, SHEN Zhao-Wu, MA Hong-Hao. Study on Big Entry Hole Bidirectional Shaped Charge[J]. Chinese Journal of High Pressure Physics, 2011, 25(6): 539-548. doi: 10.11858/gywlxb.2011.06.010
Citation: LI Lei, SHEN Zhao-Wu, MA Hong-Hao. Study on Big Entry Hole Bidirectional Shaped Charge[J]. Chinese Journal of High Pressure Physics, 2011, 25(6): 539-548. doi: 10.11858/gywlxb.2011.06.010

大孔径双向聚能射孔弹的研究

doi: 10.11858/gywlxb.2011.06.010
详细信息
    通讯作者:

    李磊 E-mail:lilei46@mail.ustc.edu.cn

Study on Big Entry Hole Bidirectional Shaped Charge

  • 摘要: 设计了一种双锥药型罩与双向装药结构相结合的聚能射孔弹模型,通过数值模拟方法研究其射流成型机理,并计算其射流参数。结果显示:双锥药型罩的小锥角部分形成聚能射流,大锥角部分形成翻转弹丸,射流头部和弹丸的速度分别为6 250 m/s和1 620.9 m/s,弹丸长度和平均直径分别为26.1 mm和8.6 mm。结合数值模拟结果,对射流侵彻公式进行了修正,并利用修正公式预测该射孔弹侵彻钢靶的深度,计算结果为69.6 mm。最后,按照该模型进行侵彻实验,实验回收弹丸的长度和平均直径分别为28.1 mm和8.8 mm,侵彻钢靶的深度和孔径分别为70 mm和17 mm。实验表明:数值模拟与理论计算方法相结合是可行的,能够有效地计算射孔弹的射流参数并预测其侵彻深度;该射孔弹侵彻性能优越。

     

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出版历程
  • 收稿日期:  2010-09-29
  • 修回日期:  2011-01-20
  • 发布日期:  2011-12-15

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