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高能HMX炸药热导率的研究:方法建立和理论计算

DOI: 10.11858/gywlxb.2013.02.005, PP. 199-204

Keywords: 炸药,热导率,分子动力学,高压

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Abstract:

高能炸药热导率参数的计算是一个难点问题。介绍了我们发展的两种计算复杂结构炸药单晶热导率的方法:第一种方法基于运动方程,推导出了固体内较直观简洁的热流公式,可以研究不同方向HMX炸药的热导率;第二种方法基于声子-声子散射模型,结合德拜模型,计算高压下HMX炸药的热导率。两种方法各有其优缺点。利用这两种方法,计算了HMX炸药在高压下的热导率,并得到了高压下HMX热导率随压强的变化关系。

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