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Abstract:
A type of core-tube partial suspension structure is proposed. It take advantage of both the core-tube suspension structure that is good in earthquake resistant performance and the frame core-tube structure that has more lines of seismic resistance, consisting of core-tube suspension with dampers and pure concrete blocks between core tube and suspension floors in the upper four-storey for strong seismic responses and frame core-tube in the bottom four-storey for weak seismic responses . The system can achieve effective control over earthquake responses. A shaking table test of a 1/10 scale model of this type of structure, involving elastic and elasto-plastic stages, is described. A dynamical model is formulated and the dynamic characteristics and earthquake responses of the structure under the El Centro wave are analyzed. The experimental results indicate that the structure performs well under seismic conditions. The elastic and elasto-plastic time-history analyses of the structure are conducted by using SAP2000, and the simulation results agree well with those of the experiment.
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Source :
China Civil Engineering Journal
ISSN: 1000-131X
Year: 2007
Issue: 3
Volume: 40
Page: 40-44,82
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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