中文核心期刊
CSCD来源期刊
中国科技核心期刊
RCCSE中国核心学术期刊
Journal of Chongqing Jiaotong University(Natural Science)

Journal of Chongqing Jiaotong University(Natural Science) ›› 2003, Vol. 22 ›› Issue (4): 7-10.

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Numerical simlation of dynamic emulation on construction process in Yangzong expressway tunnel

ZHANG Peng-yong，XU Lin-sheng，WANG Xin-ping   

  1. Department of Bridge&Structure Engineeing,Chongqing Jiaotong University,Chongqing 400074 ,China.
  • Received:2002-11-01 Revised:2003-02-24 Online:2003-12-15 Published:2015-05-18

阳宗隧道试验段动态开挖过程的数值模拟研究

张鹏勇，徐林生，王新平   

  1. 重庆交通学院桥梁及结构工程系，重庆 400074
  • 作者简介:张鹏勇（1980—），男,山西晋中人，硕士生，从事隧道工程方面研究

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Abstract: On the bassis of S5optimized design drawing of 皿 surrounding rock masses and measured data in site in Yangzong expressway tunnel, obtaning Eand K of surrounding rock masses by back analysis ;the dynamic emulation simulatation of construction process has been conducted with FEM methods, feedback controlling design is realized and the construction is controlled.

Key words: Yangzong tunnel ;displacement back analysis, FEM numerical simulation

摘要： 根据昆明一石林高速公路阳宗隧道5S型支护衬砌设计优化调整方案和X多38+蛇6断面现场监控量测数据,进行位移反分析,得到计算所需的围岩弹性模量E和侧压力系数凡;然后运用有限元方法,对其试验洞段上下台阶开挖动态施工过程进行仿真数值模拟研究,从而反馈调整和指导施工.

关键词: 阳宗隧道, 位移反分析, 有限元仿真数值模拟

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