• Acta Physica Sinica
  • Vol. 69, Issue 17, 176101-1 (2020)
Tao Chong1, Jian-Jun Mo1, Xian-Xu Zheng1, Hua Fu1, Jian-Heng Zhao2, and Jin-Tao Cai1、*
Author Affiliations
  • 1Institute of Fluid Physics, China Academy of Engineering Physics, Mianyang 621900, China
  • 2Institute of Applied Electronics, China Academy of Engineering Physics, Mianyang 621900, China
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    DOI: 10.7498/aps.69.20200318 Cite this Article
    Tao Chong, Jian-Jun Mo, Xian-Xu Zheng, Hua Fu, Jian-Heng Zhao, Jin-Tao Cai. Dynamic behaviors of RDX single crystal under ramp compression[J]. Acta Physica Sinica, 2020, 69(17): 176101-1 Copy Citation Text show less
    CQ-4 device.
    Fig. 1. CQ-4 device.
    Schematic diagram of load area.
    Fig. 2. Schematic diagram of load area.
    RDX single crystal explosive.
    Fig. 3. RDX single crystal explosive.
    Experimental velocity curve of (210) RDX single crystal explosive.
    Fig. 4. Experimental velocity curve of (210) RDX single crystal explosive.
    Experimental velocity curve of (100) RDX single crystal explosive.
    Fig. 5. Experimental velocity curve of (100) RDX single crystal explosive.
    RDX/LiF interface velocity waveforms.
    Fig. 6. RDX/LiF interface velocity waveforms.
    Pressure history curves at the interface between RDX single crystal explosive and LiF: (a) (210) crystal orientation; (b) (100) crystal orientation.
    Fig. 7. Pressure history curves at the interface between RDX single crystal explosive and LiF: (a) (210) crystal orientation; (b) (100) crystal orientation.
    Calculated and experimental data of (210) RDX single crystal explosive.
    Fig. 8. Calculated and experimental data of (210) RDX single crystal explosive.
    Calculated and experimental data of (100) RDX single crystal explosive.
    Fig. 9. Calculated and experimental data of (100) RDX single crystal explosive.
    实验发次样品晶向样品厚度/mm充电电压/kV
    Shot-1RDX(210)0.76370
    0.697
    Shot-2RDX(100)0.83570
    0.746
    Table 1. Experimental condition.
    晶向形核时间/nsn屈服强度/GPaKξ/GPa $K_\xi '$Remarks
    (210)601.30.510.108.20α
    9.565.03γ
    (100)601.30.713.0010.20α
    10.568.53γ
    Table 2. Parameters for numerical simulation.
    Tao Chong, Jian-Jun Mo, Xian-Xu Zheng, Hua Fu, Jian-Heng Zhao, Jin-Tao Cai. Dynamic behaviors of RDX single crystal under ramp compression[J]. Acta Physica Sinica, 2020, 69(17): 176101-1
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