摘要
从土动力学的角度 ,本文认为按土的有效应力原理进行桩—土动力相互作用分析能够较好地反映土的动力特性对桩基的影响。又着重讨论了基于有效应力原理的有限元法 ,并对一个柱式桥墩桩基础进行了计算和分析。
From the viewpoint of soil dynamics, this paper suggests that the effect of dynamic characters of soil on piled foundation can be expressed through analysis of pile-soil dynamic interaction. The FEM based on principles of effective stress was discussed and the calculation and analysis on piled foundation of column type bridge pier were carried out. [
引文
[1 ] 范立础 .桥梁抗震 [M] .上海 :同济大学出版社 ,1 997:91 - 94.
[2 ] 徐志英 ,沈珠江 .土坝地震孔隙水压力产生、扩散和消散的有限单元法动力分析 [J] .华东水利学院学报 ,1 981 ,(4) :1 - 1 6.
[3] 王园园 ,丁春林 .地震荷载下剪力墙—地基耦合体系的响应分析 [J] .工程力学 ,1 996,增刊 :484- 4 88.
[4] Mylonakis,G,Nikolaou,A.,Gazetas,G.,Soil- Pile- Bridge seismic interaction:Kinematic andInertial effects.Earthquake Engng Stuct.Dyn.,1 997;2 6(3) :337- 359