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Abstract:
Based on shaking table test and nonlinear finite element analysis, the dynamic performance of a typical self-built dwelling model, brick masonry building without structural column, were studied. The results showed that: ® The typical rural house is able to withstand earthquake action corresponding to peak acceleration Q. 2 g, but when the peak acceleration is more than 0.3 g, the structure will be seriously damaged or even collapse. © Two parts of the dwelling are severely damaged, one is the wall with the change of vertical stiffness in the first floor, and the other is the wall of the stairwell and windows in the third floor. They can be regarded as weaknesses of the structure, and reinforcement programs should focus on two parts. ® The finite element analysis of the masonry structure was implemented by using the continuum model, in which the mechanical properties of brick masonry was approximately simulated by the plastic damage model, and the nonlinear analysis of model was carried out by defining plastic stress-strain relations and damage factor of concrete. And the results of the finite element simulation are consistent with that of test. Because the dwelling studied in this paper is also widely exist in towns of China, the results can also be applied to estimate the dynamic performance and provide strengthen layout for the same structure in the different regions.
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Source :
China Civil Engineering Journal
ISSN: 1000-131X
Year: 2014
Volume: 47
Page: 121-127
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: 10
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