本文利用互相配合的弹性体配合表面上位移连续条件及力的等值条件建立了计算过盈应力的有限元模型。
In this paper, the finite element model for calculating interference fit stress is formed by using displacement continuous condition and equal value of force condition on the fitting faces.
通过对身管自紧的残余应力、残余应变及残余位移分析，证明其计算结果与实验结果相当吻合。
It is proved that the computed results are in agreement with the experimental results by analysing the residual stress, strain and displacement of gun autofrettage.
对这些有缝结构进行计算分析时，接缝及裂缝状态的变化会使得接触界面的范围和界面上的应力和位移不断发生变化。
When analyzing structures with joints or cracks, state changing of these interfaces will affect stress and displacement of contact surface.
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