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Analysis on The Seismic Performance of The Existing Masonry Structure Reinforced By Post-Installed Concrete Element
Author(s): 
Pages: 128-134
Year: Issue:  1
Journal: Earthquake Resistant Engineering and Retrofitting

Keyword:  existing masonry structurepost-installed reinforced concrete elementcomposite structureseismic performanceconnecting joint;
Abstract: 后加混凝土构件加固方法是在原有砌体结构外部新增钢筋混凝土构件,形成一种新型的组合结构.本文对采用后加混凝土构件加固的某中学砌体教学楼进行抗震能力分析,通过计算分析可以发现:①采用后加混凝土构件加固方法可以大大提高了原砌体结构的抗震能力;②不同地震水准作用下,后加混凝土构件均充分发挥了分担水平地震荷载和增加结构整体性的作用;③设计的连接构件具有良好的连接性能,满足后加混凝土构件与原砌体结构协同工作的要求;④通过对层间位移角,层位移等指标的研究,验证了提出的设计方法的可行性.
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