The circumrotation of roller in metal spinning forming is a important dynamicboundarycondition. The speed of roller need to be determine in real time in the process of finite element analysis.
旋压成形中旋轮被动转动是一个重要的边界条件，在有限元分析中需要时实确定旋轮的转速。
2
Based on transmission boundarycondition, gives calculation method for value of dynamic model equation, pipeline discrete form, memory method for coefficient and difference equation.
根据输送边界条件，给出了动态模型方程的数值计算方法、管道离散格式、参数存储方法和差分方程。
3
The furnace inlet boundarycondition, which is exclusive for dynamic simulation, is also discussed.