深梁理论的研究现状与工程应用

TIMOSHENKO BEAM THEORY AND ITS APPLICATIONS

综述了深梁理论、截面剪切修正系数计算理论、深梁线性与几何非线性有限元、深梁材料非线性分析、深梁振动理论、深梁稳定理论、箱梁结构分析中弯曲、剪力滞、畸变分析时考虑剪切变形影响的计算理论、钢腹板桥梁考虑剪切变形的研究成果、弹性地基深梁、深梁理论在工程结构中的应用等.提出了杆系结构的静力、振动和稳定分析方法都可用Timoshenko深梁理论进行重建和重写.

This paper reviews the developments of the Timoshenko beam theory with consideration of the shear deformation, the calculations of the shear correction factors, the linear and geometrically nonlinear finite elements of the Timoshenko beam, the material nonlinerity analysis, the vibrating theories, the stability theories,the coupling theories of the shear lag and the shear deformation and the coupling theories of the distorsion and the shear deformation in a box beam, the shear deformation effect on the composite box girder with corrugated steel webs, the elastic foundation beam, and the applications in civil engineering.