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弹道学报  2014 

基于内弹道过程的膛内燃烧产物的计算

Keywords: 内弹道,燃烧,自由能

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Abstract:

为提供弹丸出膛口后流场计算的初始数据,在内弹道计算的基础上引入了发射药燃烧产物组分的计算。内弹道计算采用经典内弹道计算模型,发射药燃烧产物组分的计算采用最小自由能法。在最小自由能法中,使用实际气体的范德瓦尔斯状态方程,采用剩余性质法计算实际气体的Gibbs自由能。通过计算,得到了膛内火药燃烧产物组分的变化情况。分析表明,该文的计算结果可以作为弹丸出膛口后流场计算的初始数据。

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