| PC波形钢腹板箱梁桥动力特性参数研究 |
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| 引用本文： | 孙晓红,贺国京,谢岚.PC波形钢腹板箱梁桥动力特性参数研究[J].中南公路工程,2013(3):123-125. |
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| 作者姓名： | 孙晓红 贺国京 谢岚 |
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| 作者单位： | [1]岳阳市交通质量和安全监督管理局,湖南岳阳414000 [2]中南林业科技大学土木工程与力学学院,湖南长沙410004 |
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| 摘 要： | 以李家河中桥为工程背景,采用MIDAS有限元软件建模,通过变化波形钢腹板的几何参数,对该桥进行了动力特性分析,得到了波形钢腹板几何参数对自振特性的影响规律,提出最佳几何参数取值区间,并由此对李家河中桥的抗震性能进行评定。
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| 关 键 词： | 波形钢腹板 自振频率 动力特性 高跨比 宽跨比 波纹形状 |
Dynamic Parameters Research of P-C Box Girder Bridge with Corrugated Steel Webs |
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| XIAO Hongsun,GUO Jinghe,LAN Xie.Dynamic Parameters Research of P-C Box Girder Bridge with Corrugated Steel Webs[J].Central South Highway Engineering,2013(3):123-125. |
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| Authors: | XIAO Hongsun GUO Jinghe LAN Xie |
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| Institution: | 1.Yueyang Administration of Traffic Quality and Safety,Yueyang,Hunan 414000,China;2.College of Civil Engineering and Mechanics,Central South University of Forestry and Technology,Changsha,Hunan 410004,China) |
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| Abstract: | This thesis use Li-Jia River medium bridge as engineering background.The relevant MIDAS model is used to analyse the seismic characteristics as Geometric Parameter changes,and finally abtain the law curve and present optimum value range and give assessment to the earthquake resistant behaviour of this bridge. |
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| Keywords: | corrugated steel webs natural frequency of vibration seismic characteristics depthspan ratio width-span ratio corrugated shape |
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