| 斜拉索刚度对索辅梁桥结构效应影响分析 |
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| 引用本文： | 程宇鹏.斜拉索刚度对索辅梁桥结构效应影响分析[J].山西交通科技,2013(3):78-80,83. |
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| 作者姓名： | 程宇鹏 |
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| 作者单位： | 山西省交通科学研究院,山西太原030006 |
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| 摘 要： | 以重庆东水门长江大桥为依托,采用有限元软件Midas Civil建模,对结构整体进行控制计算,分析研究斜拉索刚度的变化对新型索辅梁桥成桥状态的主塔塔底弯矩、塔顶纵向位移、牛腿处下弦杆弯矩、主梁跨中轴力、跨中挠度、索力的影响。
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| 关 键 词： | 索辅梁桥 斜拉索 刚度 成桥状态 分析 |
The Analysis of the Influence of Cable Stiffness on the Structure Effect of Cable-supported Girder Bridge |
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| CHENG Yu-peng.The Analysis of the Influence of Cable Stiffness on the Structure Effect of Cable-supported Girder Bridge[J].Shanxi Science & Technology of Communications,2013(3):78-80,83. |
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| Authors: | CHENG Yu-peng |
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| Institution: | CHENG Yu-peng(Shanxi Transportation Research Institute,Taiyuan,Shanxi 030006,China) |
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| Abstract: | For Chongqing East Watergate Yangtze River Bridge,the paper discussed the control calculation of the whole structure by the finite element software Midas Civil modeling,analyzed the change of cable stiffness influencing on new type cable-supported girder bridge state,such as the main tower bottom moment,longitudinal displacement at the top of tower,bracket bending moment at the lower chord,axial force of main girder span, deflection and cable force. |
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| Keywords: | cable-supported girder bridge cable stiffness bridge state analysis |
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