| 连体位置对单轴对称连体结构地震响应的影响 |
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| 引用本文： | 杜永峰,李春锋. 连体位置对单轴对称连体结构地震响应的影响[J]. 四川建筑科学研究, 2009, 35(1) |
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| 作者姓名： | 杜永峰 李春锋 |
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| 作者单位： | 兰州理工大学防震减灾研究所,甘肃,兰州,730050;兰州理工大学防震减灾研究所,甘肃,兰州,730050 |
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| 基金项目： | 国家自然科学基金,甘肃省发改委联合资助项目 |
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| 摘 要： | 以双轴对称连体结构的6阶基本振型为参考,结合一个工程示例,采用三维空间动力有限元模型分析了单轴对称连体结构的振型特点,讨论了连体位置在各楼层间发生变动时结构自振周期的变化规律,并对该种结构体系施加X,Y方向EL-Centro1940地震波,采用动力时程分析方法分析当连接体位置发生变化时该连体结构的抗震性能变化规律,得出了几点有用的结论,以供实际工程应用参考.
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| 关 键 词： | 连体位置 单轴对称 振型 周期 地震响应 |
Influence of the connection position on seismic response of the unilateral symmetry connected buildings |
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| DU Yongfeng,LI Chunfeng. Influence of the connection position on seismic response of the unilateral symmetry connected buildings[J]. Building Science Research of Sichuan, 2009, 35(1) |
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| Authors: | DU Yongfeng LI Chunfeng |
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| Affiliation: | DU Yongfeng,LI Chunfeng(Inst.of Earthquake Protection , Disaster Mitigation,Lanzhou University of Technology,Lanzhou730050,China) |
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| Abstract: | Biaxial symmetric structure connected to the six bands fundamental vibration mode for reference,3D works using a combination of dynamic finite element model example of the modal characteristics of uniaxial symmetry structure connected,siamese in a position to discuss the structural changes occurring floors of the natural cycle of change.Such a structure and put X and Y directions EL-Centro1940 seismic wave,dynamic analysis methods used when changes take place in the siamese connectors located on seismic beh... |
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| Keywords: | connection building position unilateral symmetry vibration mode periods seismic response |
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