Article
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Seismic Assessment of 10-Story Building Using Tuned Mass Damper
Version 1
: Received: 28 May 2020 / Approved: 29 May 2020 / Online: 29 May 2020 (12:41:20 CEST)
How to cite: Aghajani Delavar, M. Seismic Assessment of 10-Story Building Using Tuned Mass Damper. Preprints 2020, 2020050465. https://doi.org/10.20944/preprints202005.0465.v1 Aghajani Delavar, M. Seismic Assessment of 10-Story Building Using Tuned Mass Damper. Preprints 2020, 2020050465. https://doi.org/10.20944/preprints202005.0465.v1
Abstract
In this paper, optimum parameters of Tuned Mass Dampers (TMD) are considered to control the responses of 10-story shear building under harmonic loading and 22 set of seismic records of FEMA-P695. The criterion used to obtain the optimum parameters is to select mass ratio, the frequency (tuning) and damping ratio that would result in smallest lateral displacements. State-space equations of motion are presented to compute the structural responses by developing a MATLAB file. A 10-story shear building is presented as a case study to assess the effects of TMDs on the multi-story structures. The results indicate that using TMD can reduce structural responses up to the average 20% under earthquake excitation and up to 90% under harmonic loadings. TMDs are not always effective under any type of ground motion; therefore, being aware of the given location is significant to design TMDs properly.
Keywords
tuned mass damper; passive control; seismic analysis; energy dissipation; tall buildings; state-space equations of motion
Subject
Engineering, Civil Engineering
Copyright: This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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