Differential element method has been used with the consideration of roller and strip elastic deformation to educe the force model for cold rolling,which avoids complex differentical equation solution.

• 采用微分单元法,考虑了轧辊和轧件的弹性变形,导出了冷轧生产中的轧制压力模型,避免了复杂的微分方程求解。