| 易灵芝,陈思铭,李锦刚,吴有松,伍衡山.张家港大跨度斜拉桥结构应力分析[J].南华大学学报(自然科学版),2015,29(4):113~118.[YI Ling-zhi,CHEN Si-ming,LI Jin-gang,WU You-song,WU Heng-shan.Analysis of Zhangjiagang Large-span Cable-stayedBridge Structure Stress[J].Journal of University of South China(Science and Technology),2015,29(4):113~118.] |
| 张家港大跨度斜拉桥结构应力分析 |
| Analysis of Zhangjiagang Large-span Cable-stayedBridge Structure Stress |
| 投稿时间：2015-09-08 |
| DOI： |
| 中文关键词: 斜拉桥 应力分析 自振特性 有限元 安全评估 |
| 英文关键词:cable-stayed bridge stress analysis natural vibration characteristics finite element safety assessment |
| 基金项目:湖南省教育厅一般基金资助项目(14C0970);衡阳市科技局一般基金资助项目(2013KG55);湖南省大学生研究性学习和创新性实验计划项目；南华大学核资源与环境大学生创新训练中心创新实验项目 |
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| 中文摘要: |
| 本文以湖南常德张家港斜拉桥背景,利用有限元软件midas建立结构计算分析模型,对桥梁进行结构应力和结构稳定分析,得出了主梁,索塔和斜拉索在各极限状态下的应力分布情况以及桥梁的失稳模态,自振特性和抗震承载能力,并与现行规范进行了比较,各项数据均满足规范要求.本文的分析结果为桥梁的日常运营和后期的安全评估提供了重要依据. |
| 英文摘要: |
| This paper analyzed the structural stress and structural stability of the Zhangjiagang large-span cable-stayed bridge which is located in Changde,Hunan by using the finite element software MIDAS.Based on the structural calculation and analysis model,we get the stress distribution of bridge in the limit state and the seismic bearing capacity of bridge.The analysis data all meet the standard requirements.The analysis results of this paper provide important basis for the daily operation and safety assessment of the bridge. |
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