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Abstract:
To study the adaptability of particle damping technology in seismic control of bridges, a preliminary design principle of a tuned particle damper for continuous viaducts was presented. A 1/10-scale model bridge based on a continuous viaduct was designed. The shaking table tests of the model bridge with and without dampers were conducted using a shaking table array system. The results showed that the preliminary design method of the tuned particle damper can provide a valuable reference for application of particle damping in bridges' seismic control; good prospect for the application of tuned particle damper in seismic control of bridges can be expected; the tuned particle damper can effectively reduce the seismic response of continuous viaducts while the excitation intensity is one of the keys to the performance of the damper; compared with tuned mass damper and tuned liquid damper, the tuned particle damper has a wider control frequency band.
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Source :
Journal of Vibration and Shock
ISSN: 1000-3835
Year: 2013
Issue: 23
Volume: 32
Page: 94-99
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0