悬索桥主缆检测及承载力评估现状与发展

doi:10.3969/j.issn.1674-0696.2013.sup.1.08

重庆交通大学学报（自然科学版） ›› 2013, Vol. 32 ›› Issue (增1): 760-763.DOI: 10.3969/j.issn.1674-0696.2013.sup.1.08

悬索桥主缆检测及承载力评估现状与发展

陈小雨，沈锐利，唐茂林

西南交通大学土木工程学院，四川成都610031)

收稿日期:2013-03-01 修回日期:2013-04-01 出版日期:2013-06-30 发布日期:2015-03-12
作者简介:陈小雨(1986—)，女，云南昆明人，博士研究生，主要从事悬索桥主缆承载力理论分析方面的研究。E-mail:xiaoyuchen100@163.com.
基金资助:
国家自然科学基金项目( 51178396)

Current Situation and Development for Detection and Bearing Capacity Evaluation of Main Cable of Suspension Bridge

Chen Xiaoyu，Shen Ｒuili，Tang Maolin

School of Civil Engineering，Southwest Jiaotong University，Chengdu 610031，Sichuan，China)

Received:2013-03-01 Revised:2013-04-01 Online:2013-06-30 Published:2015-03-12

摘要/Abstract

摘要： 通过分析悬索桥主缆检测的特点以及主缆各阶段承载力评估的主要因素，详细讨论钢丝腐蚀、断丝以及主缆次应力等对主缆承载力的影响，回顾了现有的承载力评估模型研究现状，提出了基于可靠度方法，综合考虑影响主缆承载力各因素的主缆全寿命期间内承载力评估方法的研究思路。

关键词: 悬索桥主缆, 承载力评估, 可靠度方法, 钢丝腐蚀, 断丝, 二次应力

Abstract: Through analyzing the characteristics of the main cable detection of suspension bridge，and the main factors which affected the carrying capacity of the cable during every stage，a detailed discussion on the influence of steel corrosion，broken wires and the secondary stress on the carrying capacity of the main cable was carried out． Meanwhile，the existing evaluation mode of the main cable bearing capacity was reviewed． Finally，based on the reliability method，a research thought considering the total life cycle and the various factors that affected the bearing capacity of the main cable was proposed．

Key words: main cable of suspension bridge, bearing capacity evaluation, reliability method, steel corrosion, broken wires; secondary stress

中图分类号:

U448.25

陈小雨，沈锐利，唐茂林. 悬索桥主缆检测及承载力评估现状与发展[J]. 重庆交通大学学报（自然科学版）, 2013, 32(增1): 760-763.

Chen Xiaoyu，Shen Ｒuili，Tang Maolin. Current Situation and Development for Detection and Bearing Capacity Evaluation of Main Cable of Suspension Bridge[J]. Journal of Chongqing Jiaotong University(Natural Science), 2013, 32(增1): 760-763.

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悬索桥主缆检测及承载力评估现状与发展

Current Situation and Development for Detection and Bearing Capacity Evaluation of Main Cable of Suspension Bridge

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