Chinese Journal of Ship Research, Volume. 19, Issue 3, 86(2024)

TNT equivalency method in confined cabin based on structural response

Hu ZHOU1,2, Xiangshao KONG1、*, Feng LUO1,2, Yuhang CAO1,2, Cheng ZHENG1, and Weiguo WU1
Author Affiliations
  • 1Green & Smart River-Sea-Going Ship, Cruise and Yacht Research Center, Wuhan University of Technology, Wuhan 430063, China
  • 2School of Naval Architecture, Ocean and Energy Power Engineering, Wuhan University of Technology, Wuhan 430063, China
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    Figures & Tables(26)
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    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      药量W/g气体环境首次挠度峰值/mm衰减*/%残余挠度/mm衰减*/%
      注:* 表示相对于空气环境中的衰减;   ** 表示试验后三维扫描仪获得的结果。
      160空气54.616.753.024.0
      160氮气45.540.3
      250空气59.812.758.317.8
      250氮气52.247.9
      300空气51.452.519.8
      300氮气42.1**
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      序号厚度/mm药量/g氧气含量/%
      13.916021.0
      23.91605.4
      34.725021.0
      44.72506.0
      55.830021.0
      65.83006.0
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      战斗部试验变形结果/mm等效药量下变形结果/mm相对误差/%
      42.343.93.8
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      准静态压力/kPaWgas/gWgas-s/gWTEST/g
      440.9117160
      234.25473107
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      厚度h/mmWTNT/g含氧量/%WTEST/gEq
      3.91605.41070.67
      4.72506.01690.68
      5.83006.01720.57
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      药量/g高度/mm直径/mm密度/(kg·m−3)
      16051.5850.081 570
      25056.1060.201 570
      30067.1660.101 570
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      Table 0. [in Chinese]

      爆轰产物反应过程燃点/℃反应热/(kJ·mol−1
      CC + O2 → CO2702393.6
      COCO + 0.5O2 → CO2607282.8
      H2H2 + 0.5O2 → H2O577241.8
      CH4CH4 + 2O2 →CO2 + 2H2O577800.0
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      主装药铝制壳体
      质量/g高度/mm直径/mm质量/g内部高度/mm内径/mm厚度/mm
      149.048.250.4110.448.550.56.0
    • Table 0. [in Chinese]

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      Table 0. [in Chinese]

      厚度/mm杨氏模量/GPa硬化模量/GPa屈服强度/MPa密度/(kg·m−3)
      3.92061.063247 850
      4.72061.193417 850
      5.82061.083327 850
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    Hu ZHOU, Xiangshao KONG, Feng LUO, Yuhang CAO, Cheng ZHENG, Weiguo WU. TNT equivalency method in confined cabin based on structural response[J]. Chinese Journal of Ship Research, 2024, 19(3): 86

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    Paper Information

    Category: Special Topic on the Technologies of Blast-induced Ship Damage and Protection

    Received: Aug. 1, 2023

    Accepted: --

    Published Online: Jan. 9, 2025

    The Author Email: Xiangshao KONG (kongxs@whut.edu.cn)

    DOI:10.19693/j.issn.1673-3185.03484

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