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含能材料  2008 

含CL-20的NEPE推进剂高压热分解特征量与燃速的关联

Keywords: 物理化学,CL-20,NEPE推进剂,燃速

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Abstract:

用高压差示扫描量热仪(PDSC)对常压(0.1MPa)及高压条件(2,4,6,8MPa)下含CL-20的NEPE推进剂的热分解特性进行研究,指出催化剂能够引起推进剂分解峰温和放热量的变化,且这种变化因压力的不同而不同。将燃速与热分解速率和压力的平方根用一线性方程相关联,得到了含CL-20的NEPE推进剂以热分解特征量表征的燃速关系式,并获得了燃速与PDSC特征量相关因子(kr),kr可以反映出催化剂对推进剂燃速的调节作用。

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