| 加劲拱连续梁桥抗震性能分析 |
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| 作者单位： | 兰州交通大学土木工程学院 |
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| 摘 要： | 采用有限元法分析了京津城际轨道跨北京四环大桥的整体动力特性。采用反应谱法和时程反应分析法对该桥进行了地震反应分析,以期为进一步研究加劲拱连续梁桥的抗震性能,制定相应的抗震措施提供参考。
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| 关 键 词： | 加劲拱连续梁桥 抗震 地震反应 时程分析 有限元法 |
Seismic Analysis on Stiffening Arch Continuous Beams |
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| Authors: | Shen Yue Chen Xingchong Wang Changfeng |
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| Abstract: | The whole dynamic characteristic of the large bridge on Beijing to Tianjin express rail over Beijing No.4 Ring Road is analyzed by finite element method.The seismic response of the bridge is analyzed with response score and time-history analysis.The study provides a theoretical basis for earthquake-resistance of stiffening arch continuous beams. |
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| Keywords: | stiffening arch beam anti-seismic seismic response time-history analysis FEM |
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