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原文传递 Bioinspired Tuned Mass Damper for Mitigation of Wind-Induced Building Excitation
题名: Bioinspired Tuned Mass Damper for Mitigation of Wind-Induced Building Excitation
其他题名: Ayorinde,E.O.,and Warburton,G.B.(1980)."Minimizing structural vibrations with absorbers."Earthquake Eng.Struct.Dyn.,8(3),219-236.
正文语种: 英文
作者: Isaac Y. Kwon
关键词: Structural control;Buildings;Damping;Bioinspired;Tuned mass damper;Wind excitation
摘要: This paper presents a novel bioinspired actuator that mimics the sacrificial bond and hidden length mechanism, a highly efficient energy dissipation mechanism found in bio-organisms such as abalone shell and bone. The effectiveness of the bioinspired actuator implemented in a tuned mass damper application is investigated with illustrative examples. As a basic and simple example, a singledegree-of-freedom system was studied both numerically and experimentally while subjected to a range of frequency near its resonance as the first step toward application for control of tall buildings under vortex shedding. It was found that the peak displacement of the damped system was decreased as much as 43% as compared with that with a conventional tuned mass damper. With the confirmation of both theoretical and experimental results for this basic example, a more practical and realistic example of a wind-excited 76-story benchmark building was studied. In this example, the current bioinspired tuned mass damper, although passive, showed better performance than the conventional passive tuned mass damper and was also comparable with the semiactive tuned mass damper in its capability of reduction in displacements and accelerations at various floors.
出版年: 2017
论文唯一标识: P-26Y2017V143N10013
英文栏目名称: TECHNICAL PAPERS
doi: 10.1061/(ASCE)ST.1943-541X.0001881
期刊名称: Journal of Structural Engineering
拼音刊名(出版物代码): P-26
卷: 143
期: 10
页码: 152-158
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