起爆高密度TATB炸药的飞片速度阈值

吕军军 曾庆轩 李明愉 周利存

吕军军, 曾庆轩, 李明愉, 周利存. 起爆高密度TATB炸药的飞片速度阈值[J]. 爆炸与冲击, 2014, 34(1): 125-128. doi: 10.11883/1001-1455(2014)01-0125-04
引用本文: 吕军军, 曾庆轩, 李明愉, 周利存. 起爆高密度TATB炸药的飞片速度阈值[J]. 爆炸与冲击, 2014, 34(1): 125-128. doi: 10.11883/1001-1455(2014)01-0125-04
Lü Jun-jun, Zeng Qing-xuan, Li Ming-yu, Zhou Li-cun. Threshold impact velocity for detonation initiation in high-density TATB explosive by flyer[J]. Explosion And Shock Waves, 2014, 34(1): 125-128. doi: 10.11883/1001-1455(2014)01-0125-04
Citation: Lü Jun-jun, Zeng Qing-xuan, Li Ming-yu, Zhou Li-cun. Threshold impact velocity for detonation initiation in high-density TATB explosive by flyer[J]. Explosion And Shock Waves, 2014, 34(1): 125-128. doi: 10.11883/1001-1455(2014)01-0125-04

起爆高密度TATB炸药的飞片速度阈值

doi: 10.11883/1001-1455(2014)01-0125-04
基金项目: 总装预研基金项目(9140A05080110BQ0119);爆炸科学与技术国家重点实验室基金项目(YBKT13-03)
详细信息
    作者简介:

    吕军军(1988—), 男, 博士研究生

    通讯作者:

    Zeng Qing-xuan, zengqingxuan@263.net

  • 中图分类号: O381; TJ450

Threshold impact velocity for detonation initiation in high-density TATB explosive by flyer

  • 摘要: 采用实验与数值模拟相合的方法研究了飞片起爆钝感TATB炸药的性能。设计了飞片可靠起爆钝感TATB炸药的起爆序列,利用全光纤位移干涉测速系统分别测出飞片可靠起爆和未起爆TATB炸药的速度,初步确定飞片起爆钝感TATB炸药的起爆速度阈值。采用DYNA2D程序对飞片起爆TATB炸药过程进行数值模拟,模拟结果与实验结果相符合。
  • 图  1  飞片起爆钝感TATB炸药实验示意图

    Figure  1.  Experimental sketch of initiation of insensitive TATB explosive by flyer

    图  2  三次飞片速度测试示意图

    Figure  2.  Sketch map of measurement of the third flyer velocity

    图  3  钛飞片速度

    Figure  3.  Experimental and simulational results of titanium flyer speed

    图  4  炸药的压力曲线

    Figure  4.  Pressure curves of explosives

    表  1  飞片起爆钝感TATB炸药的实验及结果

    Table  1.   Experiments and results of initiation of insensitive TATB explosive initiated by flyer

    实验 初级装药 二次飞片 二级装药 三次飞片 结果
    材料 d/mm h/mm d/mm h/mm 材料 d/mm h/mm d/mm h/mm
    1 HNS-IV 4 4 4 0.11 - - - - - 未起爆
    2 HNS-IV 4 4 4 0.11 HNS-IV 6.3 5 4 0.11 未起爆
    3 HNS-IV 4 4 4 0.11 RDX 7.0 5 4 0.11 未起爆
    4 HNS-IV 4 4 - - LLM-105 6.3 5 4 0.11 未起爆
    5 HNS-IV 4 4 - - LLM-105 6.3 5 6 0.11 未起爆
    6 HNS-IV 4 4 4 0.11 LLM-105 10.0 10 6 0.11 起爆
    7 HNS-IV 4 4 4 0.11 LLM-105 10.0 10 10 0.11 起爆
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  • [1] Campos J, Duncombe R, Erkol S, et al. Explosive initiation by micro-slapper[C]//The 33th International Annual Conference of ICT. Karlsruhe: Fraunhofer-Institut fur Chemische Technologie, 2002: 1-10.
    [2] Prinse W C, van't Hof P G, Cheng L K, et al. High-speed velocity measurements on an EFI-system[C]//The 27th International Congress on High-speed Photography and Photonics. Xi'an: International Society for Optics and Photonics, 2007: 62795E-62795E-10.
    [3] He Bi, Long Xin-ping, Feng Chang-gen. Numerical simulation on shock-pulse initiation of submicron TATB[C]//The 25th International Symposium on Ballistics. Beijing, 2010: 749-758.
    [4] Tarver C M, McGuire E M. Reactive flow modeling of the interaction of TATB detonation waves with inert materials[C]//The 12th International Detonation Symposium. San Diego, 2002: 641-649.
    [5] Garcia M L, Tarver C M. Three-dimensional ignition and growth reactive flow modeling of prism failure tests on PBX 9502[C]//The 13th International Detonation Symposium. Norfolk, United States: Department of Energy, 2006.
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出版历程
  • 收稿日期:  2012-08-20
  • 修回日期:  2012-10-12
  • 刊出日期:  2014-01-25

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