Two methods of determining ignition advance Angle are proposed according to different reference point, and the reason for this difference of the two methods are analyzed.
按参考点的不同，提出了两种确定点火提前角的方法，并分析了两种方法产生差别的原因。
In order to reduce pressure wave and improve the solution, numerical simulation has been made of the process of multi-point ignition by applying the two-phase flow internal ballistics theory.
为了减小膛内压力波、完善多点点火方案，应用两相流内弹道理论对该炮的多点点火过程进行了数值模拟，数值模拟结果与试验结果有较好的一致性。
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