Numeric Simulation on Displacement Variance of Surrounding Rocks by Construction of Twin-Arch Tunnel with Three Lanes
Author(s): Deng Yongshuang
Pages: 71-73
Year: 2006 Issue: 10
Journal: RAILWAY STANDARD DESIGN
Keyword: 高速公路; 3车道连拱隧道; 数值模拟; 围岩位移;
Abstract: 为研究三导洞施工对大跨度3车道连拱隧道围岩位移的影响,对某高速公路3车道连拱隧道施工进行实态建模,采用可以准确模拟岩土材料塑性屈服流动的有限差分法对施工过程进行弹塑性数值模拟,得出大跨度3车道连拱隧道开挖过程中周围地层位移的发展规律.
Pages: 71-73
Year: 2006 Issue: 10
Journal: RAILWAY STANDARD DESIGN
Keyword: 高速公路; 3车道连拱隧道; 数值模拟; 围岩位移;
Abstract: 为研究三导洞施工对大跨度3车道连拱隧道围岩位移的影响,对某高速公路3车道连拱隧道施工进行实态建模,采用可以准确模拟岩土材料塑性屈服流动的有限差分法对施工过程进行弹塑性数值模拟,得出大跨度3车道连拱隧道开挖过程中周围地层位移的发展规律.
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