研究了由推进剂药柱和壳体组成的燃烧室结构径向振动对发动机内弹道性能的影响。
The effect of radial vibration of the chamber structure composed of propellant grain and case on the internal ballistic property of solid rocket motor (SRM) was investigated.
结果表明，燃速缓慢下降是影响高能推进剂发动机内弹道性能变化的主要因素。
The results showed that the main influencing factor to the interior ballistics of solid motor with high energy propellant is the slow descending of burning rate.
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