A optimum mathematic model is given. Thirdly, based on orthogonal experiment design and dynamic explicit finite element analysis, this paper uses response surface approach to optimize the geometry parameter of drawbead.
运用正交试验设计方法安排数值仿真试验方案,运用动力显式有限元法进行分析计算,继而运用响应面法来建立设计变量与目标函数之间的对应关系,开展拉延筋几何参数的优化设计。
参考来源 - 基于CAE的拉延筋布置及几何参数优化设计·2,447,543篇论文数据，部分数据来源于NoteExpress
针对弹性压边建立了一个力学模型，用于板料成形的动力显式有限元模拟。
A model is established to simulate elastic binding on dynamic explicit FEA of sheet metal forming processes.
详细分析了动力显式算法中虚功方程的空间域有限元离散方法和有限元方程的时间域中心差分离散方法。
The spatial field FE discrete method of the virtual work equation and the time field central difference discrete method of the FE equation in the dynamic explicit method are described in detail.
在数值技术方面，隐式积分方法被用来对本构方程的局部时间积分，动力显式技术用于求解总体平衡方程。
For the numerical aspects, an implicit integration scheme is used for local time integration of the constitutive equations and a dynamic explicit scheme is used to solve global equilibrium equations.
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