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2009年12 期
| 标题 |
| 大跨距渐变四连拱隧道施工力学效应数值模拟研究(49 卷) |
| 英文标题 |
| Numerical simulation study on mechanical effect of tunnel with changeable large span four continuous arch |
| 摘要 |
| 以秦岭终南山公路隧道2号通风竖井工程风道系统一大跨变截面四联拱隧道为工程背景，采用三维有限差分（FLAC3D）对该四联拱隧道施工过程进行了三维数值模拟计算，计算分析了开挖过程中和开挖后的二次应力场、变形场变化规律和塑性区分布特征，得出了关键施工部位的位移和应力分 |
| 作者 |
| 新闻作者:刘宝许，赵超志，高崇林 |
| 关键字 |
