This paper uses FEM software package ANSYS to numerical imitate the elastic and plastic deform and plasticity unsteadiness phenomenon of detonator in pressure.

• 文中采用有限元结构分析软件包ANSYS,对某型雷管的压药进程中壳体的弹塑性大变形力学行为、塑性失稳现象的研究方法进行了数值仿真计算。