Comprehensive function of varying contactlength backup roll (VCR) is analyzed by using the finite element model for elastic deformation of rolls.
利用建立的有限元辊系弹性变形模型，分析了变接触支持辊(VCR)的综合性能。
2
An iterative algorithm is used to work out the vertical properties, including vertical stiffness, contactlength and frictional force distribution in longitudinal direction.
采用迭代算法计算了静态垂直特性，即垂直刚度、印迹长度及摩擦力在纵向的分布。
3
The paper discusses the necessity of applying double stepped backup rolls, and describes the methods for calculating the contactlength and stepped depth and work roll crown.