Combining one-dimensional two-phase flow model of igniter and this random breaking model, the random process and some statistic distribution in igniter are solved.

• 结合点火管内火药燃烧过程的一维两相流模型,用蒙特卡罗方法对破孔过程进行了随机模拟,得到了点火管随机破孔时的一些统计分布规律。