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含能材料  2014 

铝薄膜含量对RDX基铝薄膜炸药水下爆炸性能影响

DOI: 10.3969/j.issn.1006-9941.2014.05.019

Keywords: 爆炸力学,铝薄膜炸药,铝薄膜含量,冲量,比冲击波能,比气泡能

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Abstract:

将传统含铝炸药中的铝粉用铝薄膜代替,得到铝薄膜炸药。用水下爆炸对比实验得到了铝薄膜含量为10%~40%的混合炸药与黑索今(RDX)在不同位置的压力-时程曲线。经过分析与计算得到了不同铝薄膜含量混合炸药的压力峰值、冲量、比冲击波能、比气泡能。结果表明:铝薄膜含量为10%时,铝薄膜炸药冲击波冲量相对于RDX提高了9%~9.5%,铝薄膜炸药比冲击波能相对于RDX提高了9%~12%。铝含量对铝薄膜炸药水下爆炸性能的影响不同于传统含铝炸药,主要由铝薄膜炸药的药柱结构与铝薄膜反应程度引起。

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