梁格法在桥梁结构分析中的应用研究

Research on Application of Grillage Method in Bridge Structure Analysis

随着科学技术以及数值仿真技术的快速发展,在桥梁结构计算分析中,运用梁格法可以对复杂多变桥梁结构进行空间分析,优化设计计算流程,提高分析效率。梁格法是一种近似等效的模拟分析法,通过对梁格法计算原理的深入解析及在实例工程中的分析验证,证明梁格法的分析方法能把握结构的总体性能,计算结果具有较大的精准度,特别是对弯、斜、宽等异形复杂梁桥的分析计算非常有效,在工程中应用很广。

With the rapid development of science and technology and numerical simulation technology,in the calculation and analysis of bridge structures,the use of grillage method can make spatial analysis of complex and changeable bridge structures, optimize the calculation process and improve the analysis efficiency. The grillage method is an approximate equivalent simulation analysis method. Through in-depth analysis of the calculation principle of the grillage method and analysis and verification in practical engineering,it is proved that the analysis method of the grillage method can grasp the overall performance of the structure,and the calculation results have great accuracy. Especially,the analysis and calculation of complex beam bridges with special shapes,such as bending,skew and width,are very effective and widely used in engineering.