Aimed at nonsteady spray combustion flow problems of regenerative liquid propellant gun (RLPG)in process of interior ballistic,mathematical model was established,and numerical method was derived.

• 针对再生式液体发射药火炮(RLPG)内弹道过程中非稳态喷雾燃烧流动问题,建立了数学模型,给出了具体的计算方法。