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大跨度公路隧道开挖数值模拟研究
引用本文:刘昕,李新祥,郝哲. 大跨度公路隧道开挖数值模拟研究[J]. 沈阳大学学报:自然科学版, 2009, 21(3): 104-107
作者姓名:刘昕  李新祥  郝哲
作者单位:1. 沈阳建筑大学,土木工程学院,辽宁,沈阳,110016
2. 沈阳大学,建筑工程学院,辽宁,沈阳,110044
基金项目:交通部重点科技攻关项目 
摘    要:
采用FLAC差分软件,应用弹塑性理论,对韩家岭大跨度公路隧道开挖进行了数值模拟,并对其稳定性进行分析,以保证隧道运行安全经济合理.所得计算结果和有关结论弥补了我国在大跨度隧道分析方面的空白,为隧道的设计及施工提供重要参考.

关 键 词:大跨度公路隧道  差分法  FLAC  数值模拟

Numerical Simulation on Excavation of Large Span Road Tunnel
LIU Xin,LI Xinxiang,HAO Zhe. Numerical Simulation on Excavation of Large Span Road Tunnel[J]. Journal of Shenyang University, 2009, 21(3): 104-107
Authors:LIU Xin  LI Xinxiang  HAO Zhe
Affiliation:1. College of Civil Engineering, Shenyang Jianzhu University, Shenyang 110016, China; 2. College of Architectural Engineering, Shenyang University, Shenyang 110044, China)
Abstract:
Based on the elasto-plastic theory, a numerical simulation on Excavation of Hanjialing large span road tunnel is conducted using the FLAC-2D software. And the stability is analyzed to ensure the safety and economic rationality of the tunnel operation. The calculation results and relevant conclusions can make up blankness of the analysis on large span tunnels, and offer the important reference for the design and construction of tunnel.
Keywords:FLAC
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