For a impact process with a normal impact velocity, the control equation for RKPM was deduced based on a small strain and incremental elasto-plastic constitutive law.

• 针对冲击速度较低的情况，假设冲击过程为小应变，并引入弹塑性增量本构关系，推导出冲击过程的再生核质点法计算控制方程。