| 铅挤压阻尼器在高架桥减震控制中的应用研究 |
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| 引用本文： | 闫维明,李勇,陈彦江,苏亮.铅挤压阻尼器在高架桥减震控制中的应用研究[J].公路交通科技,2011,28(4):46-52. |
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| 作者姓名： | 闫维明 李勇 陈彦江 苏亮 |
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| 作者单位： | 北京工业大学工程抗震与结构诊治北京市重点实验室; |
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| 基金项目： | 国家自然科学基金资助项目(9071503250978009); 北京市教育委员委员会科技计划重点项目(KZ200910005002) |
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| 摘 要： | 为了研究铅挤压阻尼器的滞回性能及其在高架桥减震控制中的应用,对不同轴凸高度和长度的铅挤压阻尼器进行了试验,并对其应用于高架桥减震控制的可行性及设置方式进行了详细的数值模拟分析.结果表明,挤压轴轴凸的长度和高度对于铅挤压阻尼器的出力有一定影响,随着轴凸的长度和高度增大阻尼器出力也相应地增加;铅挤压阻尼器应用于高架桥减震控...
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| 关 键 词： | 桥梁工程 减震控制 试验分析 铅挤压阻尼器 滞回性能 |
Study on Application of Lead Extrusion Dampers in Seismic Control of Viaducts |
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| YAN Weiming,LI Yong,CHEN Yanjiang,SU Liang.Study on Application of Lead Extrusion Dampers in Seismic Control of Viaducts[J].Journal of Highway and Transportation Research and Development,2011,28(4):46-52. |
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| Authors: | YAN Weiming LI Yong CHEN Yanjiang SU Liang |
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| Institution: | YAN Weiming,LI Yong,CHEN Yanjiang,SU Liang (Beijing Laboratory of Earthquake Engineering and Structural Retrofit,Beijing University of Technology,Beijing,100024,China) |
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| Abstract: | To study the hysteretic behavior of lead extrusion damper(LED) and its application in the seismic control of viaducts,experimental research on LEDs according to different heights and lengths of the convex of extrusion axis,and numerical simulation on the application feasibility and design methods of the LEDs in the seismic control of viaducts were conducted.The result shows that(1) the height and length of axis convex can affect the yield force of LEDs,and the yield force increases with the increases of the... |
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| Keywords: | bridge engineering seismic control test analysis lead extrusion damper hysteretic behavior |
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