| 桥式连体结构减震优化分析 |
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| 引用本文： | 孙黄胜,傅伟,孙跃东. 桥式连体结构减震优化分析[J]. 山东科技大学学报(自然科学版), 2007, 26(2): 32-36 |
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| 作者姓名： | 孙黄胜 傅伟 孙跃东 |
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| 作者单位： | 山东科技大学,土木建筑学院,山东,青岛,266510;青岛市工程建设监理有限责任公司,山东,青岛,266071 |
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| 摘 要： | 对桥式连体结构减震体系地震反应进行了理论推导和数值分析。计算了在El Centro(1940NS)波激励下,连体结构各子结构的地震反应,分析了结构反应与子结构频率比、质量比以及阻尼比的关系,对其影响规律进行了有益探索,并根据底部两结构的振动能量最小的原则,得出了顶部连接部位减震支座优化设计参数变化规律,用以指导减震设计。
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| 关 键 词： | 桥式连体结构 子结构 结构减震 优化设计 |
| 文章编号： | 1672-3767（2007）02-0032-05 |
| 收稿时间： | 2006-11-13 |
| 修稿时间： | 2006-11-13 |
Optimal Analysis of Seismic Vibration Mitigation of Bridge-like Combined Structure |
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| SUN Huang-sheng,FU Wei,SUN Yue-dong. Optimal Analysis of Seismic Vibration Mitigation of Bridge-like Combined Structure[J]. Journal of Shandong Univ of Sci and Technol: Nat Sci, 2007, 26(2): 32-36 |
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| Authors: | SUN Huang-sheng FU Wei SUN Yue-dong |
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| Affiliation: | 1. College of Civil Eng. and Architecture, SUST, Qingdao, Shandong 266510, China; 2. Qingdao Construction Project Supervision Co. Ltd. , Qingdao, Shandong 266071, China |
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| Abstract: | Theoretical derivations and numerical analyses on seismic response of bridge-like combined structure system are presented.The seismic response of substructures excited cy El Centro(1940NS) wave is calculated.The relationships between the structure response and parameters in substructure such as frequency ratio,mass ratio and damping ratio are analyzed.Some rules of parameters affecting the structural seismic response are analyzed.At last,according to the minimum principle of vibration energy of two components at bottom part,variation rules of optimal design parameters of vibration mitigation bearings of combined structure at top part are presented. |
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| Keywords: | bridge-like combined structure substructure structural vibration mitigation optimal design |
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