水利工程多孔箱涵结构内力计算方法

Calculation Method for Internal Forces of Porous Box Culvert Structure in Water Conservancy Project

研究依托杨沟站多孔箱涵旨在探讨水利工程中多孔箱涵结构内力计算方法,介绍了多孔箱涵的结构特点和设计参数,概述了内力计算的常用方法,详细讨论了这些方法的理论基础和计算步骤。介绍了Autobank和理正结构工具软件在多孔箱涵内力计算中的应用,以及弯矩分配法的详细计算过程。对非弹性法与弹性法以及理性结构非弹性法与弹性法进行了对比分析,总结了各种方法在多孔箱涵结构设计中的适用性和局限性。

This study,based on the Yanggou Station multi hole box culvert,aims to explore the calculation method of internal forces in the structure of multi hole box culverts in hydraulic engineering.It introduces the structural characteristics and design parameters of multi hole box culverts,outlines the commonly used methods for internal force calculation,and discusses in detail the theoretical basis and calculation steps of these methods.This paper introduces the application of Autobank and Lizheng structural tool software in the internal force calculation of porous box culverts,as well as the detailed calculation process of bending moment distribution method.It compared and analyzed the non elastic method with the elastic method,as well as the rational structure non elastic method with the elastic method,and summarized the applicability and limitations of various methods in the design of porous box culvert structures.