有的模拟成形性能指标甚至与基本性能之间存在着较强的相关性。全相关性系数达0 . 95以上。
Some simulated formability related to essential formability strongly, and the coefficient of total correlation reached more than 0.95.
本文提出利用材料的力学性能参数，采用数值模拟与韧性断裂准则相结合的方法预测板材的成形极限。
This paper predicted the forming limit of sheet metals by using the mechanical property parameters of materials and combining the ductile fracture criteria with finite element simulation.
管材力学性能参数的准确性是影响管材塑性成形有限元数值模拟质量的关键因素之一。
One of the critical sets of parameters for successful finite element simulation of tube plastic deformation is the material properties.
模拟结果表明，变压边力控制技术可以显著地改善矩形件的成形性能，增加矩形件的拉深极限。
The numerical simulation result indicates that the variable blank-holder force can improve the formability of box deep drawing.
利用模拟软件，运用正交试验法对影响预冲工艺孔板料成形性能的参数进行研究，得出各参数对该情况下成形性能影响程度的规律。
The paper studies the parameters affecting the forming of sheet with punching hole by simulation software and orthogonal experiment, and concludes the law of the parameters affecting the forming.
由于镁晶体为密排六方结构，镁合金的室温塑性加工能力较低，因而很有必要研究镁合金的热拉伸性能，壳形件热拉深成形及其有限元模拟，为今后镁合金塑性加工提供必要技术支持。
So it is necessary to study hot stretch properties, hot drawing of shell parts and its finite element simulation of magnesium alloys for providing technical supports of plastic processing.
试验和模拟结果表明，应用固体颗粒介质成形工艺可以极大限度地发挥板料的成形性能，不需要任何辅助工序，可以一次成形深拉深件，且表面质量好，成品率高。
The experiment and numerical simulation results have proved this technology can exert forming limit of sheet greatly, it can form deep drawing parts direct…
试验和模拟结果表明，应用固体颗粒介质成形工艺可以极大限度地发挥板料的成形性能，不需要任何辅助工序，可以一次成形深拉深件，且表面质量好，成品率高。
The experiment and numerical simulation results have proved this technology can exert forming limit of sheet greatly, it can form deep drawing parts direct…
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