Title: Ambient Vibration Induced by Spatial Coupling Vibration of Vehicle-Track-Bridge System
Abstract:In this paper,a model for spatial coupled vibration of vehicle-ballastless track-bridge system is established firstly.The reactions at the bottom of bridge piers are obtained by random vibration analy...In this paper,a model for spatial coupled vibration of vehicle-ballastless track-bridge system is established firstly.The reactions at the bottom of bridge piers are obtained by random vibration analysis.A three-dimension finite element model of soil-building is established.The reactions at the bottom of bridge piers are taken as the excitation of the three-dimensional model of soil-building.Through numerical analysis,it shows that the vibration of soil reduces as the distance increases;the vibration of building reduces with the distance increasing too,and the difference of horizontal and vertical vibration of building is little at lower layers but obvious at higher layers.Read More
Publication Year: 2009
Publication Date: 2009-01-01
Language: en
Type: article
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