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徐 勤1,尤培华2,叶献国2
(1合肥工业大学建筑设计研究院,合肥230009; 2合肥工业大学土木与水利工程学院,合肥230009)[摘要] 运用有限元分析软件SAP2000建立巨型框架减振结构的动力计算模型,对巨型框架减振结构进行了动力时程计算,得出巨型框架减振结构在地震波作用下的动力位移及内力等地震响应。比较巨型框架减振结构和抗震结构的动力响应。计算结果表明:巨型框架减振结构具有良好的减振效果,可有效地降低结构的地震响应。
[关键词] 巨型框架;减振结构;时程分析Seismic response analysis of the vibration-absorption mega frame structure
Xu Qin1, You Peihua2, Ye Xianguo2
(1 Architectural Design and Research Institute of Hefei University of Technology ,Hefei 230009, China; 2 School of Civil Engineering, Hefei University of Technology, Hefei 230009, China)Abstract: The finite element analysis software SAP2000 was used to establish dynamic calculation model of vibration-absorption mega frame structure, which had been worked on dynamic time-history calculations, and it was discussed about the vibration-absorption mega frame structure's seismic responses under the action of the seismic wave, such as dynamical displacements, internal force responses, etc. The comparison of dynamic responses between vibration-absorption mega frame and anti-seismic mega frame structure was carried out, and the results show that the vibration-absorption mega frame structure has a good vibration-absorption effect, which can effectively reduce the seismic response.
Keywords: mega-frame; vibration absorption structure; time-history analysis