| 基于影响矩阵法的斜拉桥成桥索力优化 |
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| 引用本文： | 张峻峰,丁志威,罗学成.基于影响矩阵法的斜拉桥成桥索力优化[J].水运科技信息,2011(3):4-6. |
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| 作者姓名： | 张峻峰 丁志威 罗学成 |
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| 作者单位： | 中交第二航务工程勘察设计院有限公司,武汉430071 |
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| 摘 要： | 介绍了斜拉桥成桥索力优化的影响矩阵法,运用大型有限元程序ANSYS中的优化模块,结合某独塔斜拉桥验证了这种方法计算合理成桥索力的可行性和有效性。计算结果表明,将影响矩阵法引入斜拉桥成桥索力的有限元分析中是可行的,可为类似桥梁的设计提供参考和验证。
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| 关 键 词： | 影响矩阵法 斜拉桥 成桥索力 有限元 |
Optimization of Cable Forces for Cable-stayed Bridges Based on the Influence Matrix Method |
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| Zhang Junfeng,Ding Zhiwei,Luo Xuecheng.Optimization of Cable Forces for Cable-stayed Bridges Based on the Influence Matrix Method[J].Transportation Science & Technology,2011(3):4-6. |
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| Authors: | Zhang Junfeng Ding Zhiwei Luo Xuecheng |
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| Institution: | (CCCC Second Harbor Consultants Co.,Ltd.,Wuhan 430071,China) |
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| Abstract: | This paper introduces the influence matrix method to optimize the cable forces of cable-stayed bridges.Using the optimization module of ANSYS,the cable forces of a cable-stayed bridge is calculated and the feasibility and effectiveness of influence matrix method is verified.The introduction of influence matrix method for the determination of cable forces of cable-stayed bridge is proved to be satisfactory,and some valuable conclusions,which can be useful for the design and analysis of similar bridges,are presented lastly. |
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| Keywords: | influence matrix cable-stayed bridge cable force finite element method |
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