Influences of the Geometric Nonlinear on the Stablity
of Long-span Cable-stayed Bridges

Journal of Chongqing Jiaotong University(Natural Science) ›› 2007, Vol. 26 ›› Issue (3): 17-19.

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Influences of the Geometric Nonlinear on the Stablity of Long-span Cable-stayed Bridges

XIAO Guang-hong¹ ，ZHANG Qiu-1ing² ，HUANG Ming-hai¹

1.School of Civil Engineering&Architecture，Chongqing Jiaotong University，Chongqing 400074，China； 2.School of River&Ocean Engineering，Chongqing Jiaotong University，Chongqing 400074，China

Received:2006-04-30 Revised:2006-05-07 Online:2007-06-15 Published:2015-05-18

几何非线性对大跨斜拉桥稳定性的影响

肖光宏¹，张秋陵²，黄明海¹

1.重庆交通大学土木建筑学院，重庆 400074；2。重庆交通大学河海学院，重庆 400074

作者简介:肖光宏(1957—)，男，重庆人，副教授，硕士，从事桥梁及结构的设计、施工和科研工作.

Abstract

Abstract: Based on the Chongqing Fengjie Yangtze River Bridge with span of 460m，the influences of Geometry linear and nonlinear on the stability of long-span cable-stayed bridge was analysed in the construction stage and the service stage．The stability of the bridge was evaluated with calculating results from software ANSYS.

Key words: cable-stayed bridge, finite element method, the geometric nonlinear, stability analysis

摘要： 针对主跨460 m的预应力钢筋砼斜拉桥一重庆奉节长江大桥，运用有限元系统ANSYS分析施工及成桥状态下，线性和非线性因素对整体稳定性的影响，并根据ANSYS计算所得参数对大桥稳定性进行评价．

关键词: 斜拉桥, 有限元, 几何非线性, 整体稳定性

CLC Number:

U448

XIAO Guang-hong ，ZHANG Qiu-1ing ，HUANG Ming-hai. Influences of the Geometric Nonlinear on the Stablity of Long-span Cable-stayed Bridges[J]. Journal of Chongqing Jiaotong University(Natural Science), 2007, 26(3): 17-19.

肖光宏，张秋陵，黄明海. 几何非线性对大跨斜拉桥稳定性的影响[J]. 重庆交通大学学报（自然科学版）, 2007, 26(3): 17-19.

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Influences of the Geometric Nonlinear on the Stablity of Long-span Cable-stayed Bridges

几何非线性对大跨斜拉桥稳定性的影响

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