破片模拟弹侵彻船用钢靶板的计算模型

高照 侯海量 李永清

高照, 侯海量, 李永清. 破片模拟弹侵彻船用钢靶板的计算模型[J]. 高压物理学报, 2019, 33(1): 015105. doi: 10.11858/gywlxb.20180614
引用本文: 高照, 侯海量, 李永清. 破片模拟弹侵彻船用钢靶板的计算模型[J]. 高压物理学报, 2019, 33(1): 015105. doi: 10.11858/gywlxb.20180614
GAO Zhao, HOU Hailiang, LI Yongqing. Numerical Calculation on Penetration of Ship Steel Plate by Fragment Simulated Projectile[J]. Chinese Journal of High Pressure Physics, 2019, 33(1): 015105. doi: 10.11858/gywlxb.20180614
Citation: GAO Zhao, HOU Hailiang, LI Yongqing. Numerical Calculation on Penetration of Ship Steel Plate by Fragment Simulated Projectile[J]. Chinese Journal of High Pressure Physics, 2019, 33(1): 015105. doi: 10.11858/gywlxb.20180614

破片模拟弹侵彻船用钢靶板的计算模型

doi: 10.11858/gywlxb.20180614
基金项目: 国家自然科学基金(51479204,51679246)
详细信息
    作者简介:

    高 照(1993- ),女,硕士,主要从事船舶结构力学研究. E-mail:gaozhao8686@163.com

    通讯作者:

    侯海量(1977- ),男,博士,副教授,硕士生导师,主要从事船舶结构力学研究. E-mail: hou9611104@163.com

  • 中图分类号: O344.7

Numerical Calculation on Penetration of Ship Steel Plate by Fragment Simulated Projectile

  • 摘要: 为研究破片模拟弹侵彻钢板的过程,将模拟弹冲击钢装甲的侵彻过程分为初始接触、弹体侵入、剪切冲塞和穿甲破坏4个阶段进行理论分析。当靶板剩余厚度的剪切冲塞抗力小于延性扩孔抗力时,靶板的破坏模式完全转变为剪切冲塞;剪切塞块速度与剩余弹体速度相同时,推导出破片模拟弹侵彻钢靶板的能量转化及剩余速度公式,与实验及有限元分析结果吻合较好。研究结果对于破片侵彻钢靶板威力设计具有一定实用价值。

     

  • 图  弹体尺寸

    Figure  1.  Projectile parameter

    表  1  945钢的材料参数

    Table  1.   Material parameters of steel 945

    E/GPa ρ/(kg·m-3) ν σs/MPa σb/MPa δs/%
    205 7 770 0.32 ≥440 550–685 ≥20
    下载: 导出CSV

    表  2  理论值与实验值及有限元模拟值结果对比

    Table  2.   Comparison of theoretical values with experimental values and finite element simulation results

    No. Experiment Simulation Theoretical εr1/% εr2/%
    h/mm v0/(m·s-1) vr/(m·s-1) vr/(m·s-1) u0/(m·s-1) vr/(m·s-1)
    1 4 1 067.5 843.8 903.4 431.5 882.9 4.6 −2.32
    2 4 1 238.8 1 006.1 1 082.4 531.3 1 029.8 2.4 −5.11
    3 6 1 055.1 726.6 807.0 424.1 794.4 9.3 −1.59
    4 6 1 235.7 812.1 1 011.6 529.5 939.6 15.7 −7.66
    5 8 1 052.9 681.8 689.8 422.8 743.7 9.1 8.32
    6 8 1 232.7 755.3 913.0 527.8 884.8 17.2 14.64
    下载: 导出CSV
  • [1] 侯海量, 朱锡, 李伟, 等. 低速大质量球头弹冲击下薄板穿甲破坏机理数值分析 [J]. 振动与冲击, 2008, 27(1): 40–45 doi: 10.3969/j.issn.1000-3835.2008.01.009

    HOU H L, ZHU X, LI W, et al. Numerical analysis of perforation mechanism for a thin plate subjected to impact by hemispherical-nosed projectiles with low velocity [J]. Journal of Vibration and Shock, 2008, 27(1): 40–45 doi: 10.3969/j.issn.1000-3835.2008.01.009
    [2] DEAN J, DUNLEAVY C S, BROWN P M, et al. Energy absorption during projectile perforation of thin steel plates and the kinetic energy of ejected fragments [J]. International Journal of Impact Engineering, 2009, 36(10): 1250–1258.
    [3] 侯海量, 朱锡, 李伟, 等. 低速大质量球头弹冲击下薄板塑性动力响应分析 [J]. 海军工程大学学报, 2010, 22(5): 56–61

    HOU H L, ZHU X, LI W, et al. Dynamic plastic response of thin plate subjected to impact of spherical-nosed projectiles with low velocity [J]. Journal of Naval University of Engineering, 2010, 22(5): 56–61
    [4] 熊冉, 高欣宝, 许兴春, 等. 破片侵彻金属薄板后的剩余速度研究 [J]. 爆破, 2013, 30(4): 41–44 doi: 10.3963/j.issn.1001-487X.2013.04.009

    XIONG R, GAO X B, XU X C, et al. Research on residual velocity of fragment after penetrating metallic sheet [J]. Blasting, 2013, 30(4): 41–44 doi: 10.3963/j.issn.1001-487X.2013.04.009
    [5] TAYLOR G I. The formation and enlargement of circular hole in a thin plastic sheet [J]. Quarterly Journal of Mechanics and Applied Mathematics, 1948, 1(1): 103–124. doi: 10.1093/qjmam/1.1.103
    [6] THOMSON W T. An approximate theory of armor penetration [J]. Journal of Applied Physics, 1955, 26(1): 80–82. doi: 10.1063/1.1721868
    [7] 赵国志. 穿甲工程力学 [M]. 北京: 兵器工业出版社, 1992: 52-57.

    ZHAO G Z. Engineering mechanics on armor piercing [M]. Beijing: Armament Industry Press, 1992: 52-57.
    [8] WOODWARD R L. The penetration of metal targets which fail by adiabatic shear plugging [J]. International Journal of Mechanical Sciences, 1978, 20(9): 599–607. doi: 10.1016/0020-7403(78)90018-8
    [9] 侯海量, 朱锡, 梅志远, 等. 高速破片对半无限厚钢靶的侵彻试验研究 [J]. 兵器材料科学与工程, 2006, 29(1): 39–42 doi: 10.3969/j.issn.1004-244X.2006.01.010

    HOU H L, ZHU X, MEI Z Y, et al. Experimental study on penetration of semi- infinite steel targets under the impact of high speed fragments [J]. Ordnance Material Science and Engineering, 2006, 29(1): 39–42 doi: 10.3969/j.issn.1004-244X.2006.01.010
    [10] 侯海量, 朱锡, 谷美邦, 等. 破片模拟弹侵彻钢板的有限元分析 [J]. 海军工程大学学报, 2006, 18(3): 78–83 doi: 10.3969/j.issn.1009-3486.2006.03.019

    HOU H L, ZHU X, GU M B, et al. Investigation on penetration of steel plate by fragment simulated projectile using finite element method [J]. Journal of Naval University of Engineering, 2006, 18(3): 78–83 doi: 10.3969/j.issn.1009-3486.2006.03.019
    [11] 蒋志刚, 曾首义, 周建平. 刚性尖头弹侵彻贯穿金属薄靶板耗能分析 [J]. 兵工学报, 2004, 25(6): 777–781 doi: 10.3321/j.issn:1000-1093.2004.06.028

    JIANG Z G, ZENG S Y, ZHOU J P. An analytical model for penetration into finite thickness metallic target struck by rigid sharp-nosed projectiles [J]. Acta Armamentarii, 2004, 25(6): 777–781 doi: 10.3321/j.issn:1000-1093.2004.06.028
    [12] DIKSHIT S N, KUTUMBARAO V V, SUNDARARAJAN G. The influence of plate hardness on the ballistic penetration ofthick steel plates [J]. International Journal of Impact Engineering, 1995,16(2):293-320.
    [13] TATE A. A theory for the deceleration of long rods after impact [J]. Journal of the Mechanics and Physics of Solids, 1967, 15(6): 287–399.
    [14] TATE A. Further results in the theory of long rods penetration [J]. Journal of the Mechanics and Physics of Solids, 1969, 17(3): 141–150. doi: 10.1016/0022-5096(69)90028-3
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出版历程
  • 收稿日期:  2018-08-09
  • 修回日期:  2018-08-23
  • 发布日期:  2018-08-25

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