地铁列车振动对地上文物建筑影响的数值分析研究  

Numerical Analysis of the Influence of Subway Train Vibration on Above-ground Cultural Relic Buildings

作　　者：郭会强 王来斌 万叶青 黄杰 Guo Huiqiang;Wang Laibin;Wan Yeqing;Huang Jie(SCIVIC Engineering Corporation,Luoyang,Henan 471039;Automotive Engineering Corporation,Tianjin 300113)

机构地区：[1]机械工业第四设计研究院有限公司,河南洛阳471039 [2]中国汽车工业工程有限公司,天津300113

出　　处：《江西建材》2024年第7期303-307,共5页

摘　　要：文中旨在评估地铁振动对周围环境,特别是文物建筑的影响。使用数值仿真模拟提出了振动在地基土中传播的分析方法,通过研究土介质的动态参数取值和边界条件设置,给出了等效地基土动态参数计算方法,在洛阳市轨道交通一号线振动影响的评估中取得了良好效果。This study aims to evaluate the impact of subway vibration on the surrounding environment,especially cultural relic buildings.Numerical simulation is used to establish the analysis method of vibration propagation in foundation soil,and the calculation method of equivalent foundation soil dynamic parameters is given by studying the values of dynamic parameters and the setting of boundary conditions of soil medium.The study has also achieved good results in the evaluation of the vibration effect of Line 1 of Luoyang rail transit.This method has reference value and guiding significance,and can provide help for the application of similar projects.

关 键 词：地铁振动 土动力参数取值 边界条件 振动控制 

分 类 号：TB533.2[理学—物理]