In actual engineering problems such as metal forming, structure crashworthiness et al. , there are a great number of interface problems with elasto-plastic large deformation.
在金属成型、结构碰撞、穿甲等工程领域存在大量的弹塑性大变形接触问题，用有限元法模拟这些过程时，由于变形畸变的存在，往往需要采用网格重划分才能得到较为准确的计算结果。
参考来源 - 三维弹塑性大变形接触问题的无网格分析·2,447,543篇论文数据，部分数据来源于NoteExpress
金属塑性加工的变形过程是一个非常复杂的弹塑性大变形过程。
Metal plastic deforming process is a kind of quite complex and large elastic-plastic deformation process.
地铁用制动电阻在非线性动态热应力作用下发生弹塑性大变形。
Being forced by the nonlinear dynamic thermal stress, slices of the subway's brake resistor generated large elastic plastic deformation.
通过引入沙漏应变和沙漏应力的方法来控制弹塑性大变形中的沙漏现象。
It is shown that the hourglass modes can be controlled in the computation of large elastic plastic deformation by introducing the hourglass strains and the corresponding stresses.
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