矮塔斜拉桥施工过程非线性受力分析  

Nonlinear Analysis for Short Tower Cable-stayed Bridge in Construction

作　　者：李旺[1] 王解军[1] 彭小亮[1] 

机构地区：[1]中南林业科技大学土木工程与力学学院,湖南长沙410004

出　　处：《公路工程》2014年第2期205-206,226,共3页Highway Engineering

摘　　要：以矮塔斜拉桥为工程背景,考虑矮塔斜拉桥在施工过程中的体系转换与非线性效应的影响,采用桥梁专用计算软件MIDAS/CIVIL对矮塔斜拉桥施工过程进行模拟分析,分析了矮塔斜拉桥在恒载作用下,双非线性对桥梁挠度、内力及应力影响,提出了有益建议,可为同类桥梁的设计与施工控制提供一定的参考。Taking the short tower cable-stayed bridge for the enginering background,Considering the influence of system transformation and the nonlinear effect of the short tower cable-stayed bridge in the construction process,Using the special bridge calculation software MIDAS/CIVIL simulation the con-struction process of the short tower cable-stayed bridge.Analysis of the short tower cable-stayed bridge under dead load,double nonlinear influence on the deflection,internal force and stress.Put forward the useful suggestions,may provide some references for design and construction of the Similar bridge.

关 键 词：矮塔斜拉桥 几何非线性 材料非线性 施工过程 

分 类 号：U441.5[建筑科学—桥梁与隧道工程]