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本文用大变形弹塑性有限元法模拟了旋压筒形件壁厚方向上的残余应力分布,并讨论了工艺参数对残余应力分布的影响。数值模拟结果与实测值符合较好。
In this paper, the residual stress distribution in the direction of the wall thickness of the rotating cylinder is simulated by the large deformation elasto-plastic finite element method, and the influence of the process parameters on the residual stress distribution is discussed. The numerical simulation is in good agreement with the measured data.