粘弹性人工边界在地震工程中应用研究综述

Research Review on the Application of Viscous-spring Artificial Boundary in Earthquake Engineering

介绍粘弹性人工边界在结构-地基动力相互作用等问题中应用的研究现状。重点叙述了粘弹性人工边界在有限元计算中的实现方法及其在地震工程中的应用。粘弹性人工边界方法具有方便实现、计算精度高、稳定性强等优点,是解决近场波动问题的一种重要手段。随着粘弹性人工边界理论及其在有限元软件中的应用日渐成熟,其在工程抗震分析等方面将具有广阔的应用前景。

Research in the viscous- spring artificial boundary used for dynamic soil- structure interaction problem etc.was summarized.It reviewed the realized method for viscous- spring artificial boundary in finite element analysis and its application in engineering.As a whole,the viscous- spring artificial boundary method which is an important method to solve near-field wave problem can be applied conveniently,and its computational results have the advantage of excellent accuracy and stability etc.The viscous- spring artificial boundary can be applied widely in seismic analysis of engineering,when its theory and application for finite element soft become more perfect.