| 软岩大变形隧道抗震设计非线形分析 |
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| 引用本文： | 李向东,李光强. 软岩大变形隧道抗震设计非线形分析[J]. 现代隧道技术, 2011, 48(2): 54-58 |
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| 作者姓名： | 李向东 李光强 |
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| 作者单位： | 1. 中铁第五勘察设计院集团有限公司,北京,102600
2. 北京杰思达科技有限公司,北京,100085 |
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| 摘 要： | 非线性分析是目前发达国家对重要建筑物进行抗震设计及安全风险评估时,获得重要基础数据的技术方法。文章应用非线性分析对软岩大变形隧道的抗震设计进行了分析,准确模拟了材料的非线性特性,论证了建筑物在强烈地震时的运动规律。随着铁路工程的大规模建设,非线性分析的应用对隧道、桥梁以及大型站房抗震设计的意义尤为重要。
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| 关 键 词： | 非线性分析 材料非线性特性 抗震设计 风险评估 |
Nonlinear Aseismic Analysis for Tunnels in Soft Rocks with Large Deformations |
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| Li Xiangdong,Li Guangqiang. Nonlinear Aseismic Analysis for Tunnels in Soft Rocks with Large Deformations[J]. Modern Tunnelling Technology, 2011, 48(2): 54-58 |
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| Authors: | Li Xiangdong Li Guangqiang |
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| Affiliation: | Li Xiangdong1 Li Guangqiang2(1 China Railway No.5 Survey & Design Institute Group Co.,Ltd.,Beijing 102600,2 Beijing Jiesida Science & Technology Co.,Beijing 100085) |
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| Abstract: | Nonlinear analysis is a technical approach to obtain important basic data for the seismic design and safety risk evaluation of important buildings in developed countries.The paper carried out the aseismic analysis of tunnels in soft rocks with large deformations by nonlinear method,accurately simulating the nonlinear characteristics of materials and demonstrating the behavior of buildings during intensive earthquakes.With the development of railway construction,nonlinear analysis will play a significant rol... |
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| Keywords: | Nonlinear analysis Nonlinear characteristics of material Seismic design Risk evaluation |
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