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某大底盘非对称双塔结构的地震响应分析
引用本文:钱闪光. 某大底盘非对称双塔结构的地震响应分析[J]. 科学技术与工程, 2010, 10(2)
作者姓名:钱闪光
作者单位:1. 昆明冶金高等专科学校建筑与艺术学院,昆明,650033
2. 昆明万昆建设监理有限公司,昆明,650031
基金项目:云南省教育厅(08Z0081)资助
摘    要:
以某大底盘不对称双塔结构为例,通过建立大底盘不对称双塔结构与大底盘不对称双塔连体结构的有限元模型,比较了两种结构的动力特性,并运用振型分解反应谱法对结构分别施加x、y向水平地震激励,得出了两个方向地震作用下的两种结构的层间位移与层间剪力。计算结果表明,连体可以很好地协调两个塔楼的变形,减少底盘处的剪力,增设连体对大底盘非对称双塔结构有利。

关 键 词:大底盘非对称连体结构  振型  质量参与系数  反应谱  
收稿时间:2009-09-27
修稿时间:2009-12-21

Seismic Responses Analysis of Unsymmetrical Double-Tower Connecting Structure with large bases
qianshanguang. Seismic Responses Analysis of Unsymmetrical Double-Tower Connecting Structure with large bases[J]. Science Technology and Engineering, 2010, 10(2)
Authors:qianshanguang
Affiliation:Faculty of Architecture and Arts/a>;Kunming Metallurgy College/a>;Kunming 650033/a>;P.R.China/a>;Kunming Wankun Construction Management Co./a>;Ltd1.Kunming 650031/a>;P.R.China
Abstract:
Using unsymmetrical connecting buildings with large bases as an example,a unsymmetrical two-tower building with large bases and a unsymmetrical two-tower connecting building with large bases were established.The dynamic properties of the two structures are pompared,and using mode superposition response spectrum analysis imposed onxandydirection seismic excitation,floors displacement and floors shear were achieved.The results show that connector could be very good co-ordination of the deformation of the two ...
Keywords:unsymmetrical connecting buildings with large bases vibration mode modal participating mass ratio response spectrum  
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