斜交箱形地道桥空间分析的板梁有限元法

A PLATE AND BEAM FINITE ELEMENT ANALYSIS FOR OBLIQUE FRAMED TUNNEL BRIDGES

摘要: 本文把斜交地道桥简化为板梁组合结构,实现了墙角处的位移协调。数值算例表明,这种方法是适用和可行的。
- 斜交地道桥 /
- 板梁组合结构 /
- 等参数单元 /
- 刚度矩阵
Abstract: In this paper, the analysis of oblique framed tunnel bridge is simplified as a plate and beam composite structure, and the displacement compatibility condition at a corner of the wall is satisfied. Numerical results reveal the method is practical and available.
- oblique tunnel bridge /
- plate and beam composite structure /
- isoparametric element /
- stiffness matrix