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含能材料  2013 

VLWR程序计算CHNO炸药爆轰性能碳相态的选择

DOI: 10.3969/j.issn.1006-9941.2013.05.009

Keywords: 爆炸力学状态方程,爆轰参数,爆轰产物

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Abstract:

用VLWR程序预测不同种类炸药爆轰性能参数时用石墨、金刚石和类液态碳三套固态碳参数。用最小自由能原理确定爆轰产物平衡态组份。通过加入固态碳的相态的选择,修改了原VLWR程序中固态碳的自由能计算。用修改后的VLWR程序计算了石墨、金刚石和类液态碳的Gibbs自由能。根据最小自由能原理,从三种碳相中确定了炸药爆轰产物CJ点碳最有可能的相态,计算了炸药的爆轰参数。用有碳相选择的VLWR程序计算了黑索今(RDX)、奥克托今(HMX)和太安(PETN)等12种CHNO炸药的爆轰参数。结果表明:计算结果与实验值吻合较好。

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