| 结合工程实例的大跨度人行桥减振设计与研究 |
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| 引用本文： | 郭建民,余晓琳.结合工程实例的大跨度人行桥减振设计与研究[J].特种结构,2011,28(3):71-74. |
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| 作者姓名： | 郭建民 余晓琳 |
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| 作者单位： | 1. 广州市市政工程设计研究院,510060
2. 华南理工大学,交通学院,广州,510640 |
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| 摘 要： | 本文针对大跨人行桥在行人激励下发生大幅度振动及行走舒适性不足的问题,分析研究了提高人行桥的自振频率和安装调频质量阻尼器（TMD）等措施来抑制振动的方法。以四川省绵阳会客厅一号桥为例,计算分析其动力特性以及在行人激励下的动力响应,根据计算结果提出设置连杆与安装TMD的减振措施。
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| 关 键 词： | 人行桥 行人激励 动力响应 连杆 减振 |
The Design and Research of Long-span Pedestrian Bridge Vibration Reduction with Practical Project |
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| Guo Jianmin Yu Xiaolin.The Design and Research of Long-span Pedestrian Bridge Vibration Reduction with Practical Project[J].Special Structures,2011,28(3):71-74. |
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| Authors: | Guo Jianmin Yu Xiaolin |
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| Affiliation: | Guo Jianmin Yu Xiaolin (1.Guangzhou Municipal Engineering Design and Research Institute,510060,2.School of Civil Engineering and Transportation,South China University of Technology,Guangzhou 510640) |
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| Abstract: | In connection with the problem of the vast scale vibration and walking comfort deficiency of large-span pedestrian bridge,the method to reduce vibration by installing Tuned Mass Damper(TMD)and increase fundamental frequency was researched in this paper.The 1~(st)Meeting-room-bridge in Mian Yang City in Sichuan Province was taken as an example to calculate and analyze the dynamic characteristic and response induced by human loads.According to the results,the measares of setting connection rod and TMD to redu... |
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| Keywords: | Pedestrian bridge Human inducing loads Dynamic response Connecting rod Vibration reduction |
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