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THEORETICAL AND EXPERIMENTAL STUDIES ON MICRO VOID EVOLUTION PROCESS USING RIGID PLASTIC FEM MODEL BASED ON GURSON TYPE YIELD FUNCTION

机译:基于Gurson型屈服函数的刚性塑性有限元模型的微孔演变过程的理论和实验研究

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摘要

The approximate form of a rigid plastic constitutive model for porous materials is applied to FEM analysis of perforated Aluminum thin plate. Numerical results such as the distribution of deformation, evolution of voids and variation of the ductility are presented. Damage phenomena predicted by the numerical simulation is demonstrated by experiment.
机译:将多孔材料的刚性塑料本构模型的近似形式应用于多孔铝薄板的有限元分析。给出了数值结果,例如变形的分布,空隙的发展和延性的变化。实验证明了数值模拟预测的损伤现象。

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