无筋混凝土地铁结构强震下损伤分析
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（1青岛理工大学土木工程学院，青岛 266033；2青岛艾璧希建筑科技咨询公司，青岛 266033）[摘要] 运用有限元软件UC-WCOMD，考虑材料非线性，对东京早期建设的丸内地铁隧道结构建立合理的有限元模型，并进行非线性动力反应分析。通过分析结构及其周围土层的相对位移以及结构有限元单元的应变反应，确定了该结构的损伤程度及其造成损伤的原因。[关键词] 地铁结构；有限元法；地震反应；非线性分析中图分类号：TU921 文献标识码：A 文章编号：1002-848X(2013)S2-0113-04作者信息：崔士梅，硕士研究生，157980808@qq.com。Damage analysis of structure of plain concrete subway structure under the strong earthquakeCui Shimei1, Jiang Zhu1，2, Tian Li1（1 School of Civil Engineering ,Qingdao Technological University, Qingdao 266033 2 Qingdao ABC Construction technology consulting company, Qingdao 266033, China）Abstract: The software named UC-WCOMD was used to build the finite element model for early stage of Marunouchi subway in Tokyo, and the nonlinear dynamic response analysis was carried out with the nonlinear material characteristic. The degree of damage and its causes can be determined according to the analysis of relative displacement of soil layers and structures.Keywords: subway structure; finite element analysis; seismic response; nonlinear analysis
