张令心, 刘洁平, 石磊. 高层建筑土-结构相互作用地震反应分析方法及应用[J]. 北京工业大学学报, 2010, 36(1): 25-33.
    引用本文: 张令心, 刘洁平, 石磊. 高层建筑土-结构相互作用地震反应分析方法及应用[J]. 北京工业大学学报, 2010, 36(1): 25-33.
    ZHANG Ling-xin, LIU Jie-ping, SHI Lei. A Seismic Response Analysis Method Considering Soil-structure Interaction of High-rise Buildings and Its Application[J]. Journal of Beijing University of Technology, 2010, 36(1): 25-33.
    Citation: ZHANG Ling-xin, LIU Jie-ping, SHI Lei. A Seismic Response Analysis Method Considering Soil-structure Interaction of High-rise Buildings and Its Application[J]. Journal of Beijing University of Technology, 2010, 36(1): 25-33.

    高层建筑土-结构相互作用地震反应分析方法及应用

    A Seismic Response Analysis Method Considering Soil-structure Interaction of High-rise Buildings and Its Application

    • 摘要: 将土与结构作为一个整体,采用平面土-结构相互作用模型,提出了高层建筑土-结构相互作用地震反应分析方法.上部结构采用平面框架-剪力墙(筒体)协同工作模型;地基以高度为H、宽度为B、厚度为t的土体来模拟;土体在静力分析时采用Duncan-Chang模型,动力分析时采用等效线性化模型;基础根据其形式及刚度,分别以梁单元、刚块单元或受弯板单元来模拟.从2个场地覆盖土层较厚的高层建筑为算例,阐明了土-结构相互作用对高层建筑地震反应的影响及该方法的适用性.

       

      Abstract: In this paper,the soil and structure as an integrate system,using plan soil-structure interaction model,a practical seismic response analysis method considering soil-structure interaction of high-rise buildings is proposed.In this method,the plan frame-shear wall(tube) cooperative work model is used in the upper structure.A soil mass with height H and width B,and thickness t is used to simulate the foundation soils.About the constitutive model of soil,Duncan-Chang model is used in static analysis,the equivalent linearization model is used in dynamic analysis.The flexible,rigid and pile foundation are simulated by beam element,rigid block or plate element,respectively.The influence of soilstructure interaction on seismic response of high-rise buildings and the application of this method are illustrated by two examples of high-rise buildings with deep foundation soil.

       

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