地基基础上部结构耦合系统的动力相互作用浅析

Analysis of the Dynamic Interaction of Soil、Foundation、Superstructure Coupled System

本文分析了地基 基础 上部结构的动力相互作用的基本原理 ,并建立了耦联体系在时域求解的振动方程 ;在此原理的基础上介绍了一种计算模型和适用方法。在比较了其利弊的基础上建立了一套有限元计算模型 ,为分析计算地基 基础

In this paper, the basic principle of the dynamic interaction of soil?foundation?superstructure is analyzed,and vibrating equations of coupled system in the time domain analysis are established.On the base of the principle,a calculating model and applied method is introduced.After comparing the advantages and disadvantages,a set of finite element calculating models is put forward ,which provides reference for the analysis of the dynamic interaction of soil?foundation?superstructure.