The stiffness matrix, equivalent nodal load and consistent mass matrix are derived for the beam element with variable cross-section.
导出了变截面梁单元的单元刚度矩阵、单元等效节点荷载和单元一致质量矩阵。
A thorough study has been made in respect of dividing of space finite elements, treatment of boundary conditions and equivalent nodal load of bending and reverse loads, etc.
在空间网块的划分、边界条件的处理、弯曲与扭转载荷的等效结点载荷的处理等方面，做了深入细致的探讨。
Furthermore, considering the load of highway structure and vehicle load, and through converting them to equivalent nodal load, the increased displacements are also obtained.
此外，将结构层及车辆荷载折算成相应结点荷载，计算出由车辆等荷载引起的位移增加值。
应用推荐