| 高拱坝地震响应时程分析 |
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| 引用本文： | 李守义,谷振东,杨胜,安学民,吴忠明. 高拱坝地震响应时程分析[J]. 水资源与水工程学报, 2008, 19(5) |
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| 作者姓名： | 李守义 谷振东 杨胜 安学民 吴忠明 |
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| 作者单位： | 西安理工大学,陕西 西安,710048 |
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| 摘 要： | 采用有限元结合三维粘弹性局部人工边界的动接触地震波动模拟方法建立拱坝一地基一库水的有限元计算模型,研究库水对结构振动频率和振型的影响.并借助APDL语言实现粘弹性人工边界、动水压力及地震波的自动输入模块.对拱坝-地基-库水联合作用下的结构进行抗震计算时程分析.计算结果为优化坝体结构的动力特性和抗震设计提供参考.
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| 关 键 词： | 高拱坝 人工边界 动力响应 时程分析 |
Time-history analysis of earthquake response of high arch dam |
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| LI Shou-yi,GU Zhen-dong,YANG Sheng,AN Xue-min,WU Zhong-ming. Time-history analysis of earthquake response of high arch dam[J]. Journal of water resources and water engineering, 2008, 19(5) |
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| Authors: | LI Shou-yi GU Zhen-dong YANG Sheng AN Xue-min WU Zhong-ming |
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| Affiliation: | LI Shou-yi,GU Zhen-dong,YANG Sheng,AN Xue-min,WU Zhong-ming (Xi'an University of Technology,Xi'an,Shaanxi 710048,China) |
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| Abstract: | In this paper,combining finite element with 3-D viscoelastic local artificial boundary of the dynamic contact seismic wave simulation methods,established the finite element model of arch dam-foundation-water to study the impact of reservior water on vibration frequency and vibration mode.The viscous-spring artificial boundaries,hydrodynamic pressure and seismic wave can be automaticly input by APDL Language.The time history analysis method is used to calculate and analyze the dynamic response of structures ... |
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| Keywords: | high arch dam artificial boundaries dynamic response time-history analysis |
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