|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2011年07 期
| 标题 |
| 洞室轴线走向与初始地应力关系对围岩稳定性的影响(51 卷) |
| 英文标题 |
| Influence of cavern axial orientation and primary stress correlation on stability of surrounding rock |
| 摘要 |
| 在深埋完整岩体内开挖地下洞室时，洞室轴线的走向与工程区初始地应力场密切相关。当洞室轴线走向不同时，洞室洞壁上重分布应力的性质也完全不同。本文以圆形洞室为例，从弹性力学解析结果得出：为充分发挥圆形洞室围岩的自稳能力，降低工程造价，洞室轴线的选取应遵循一定的 |
| 作者 |
| 新闻作者:李 曼，马 平，孙 强 |
| 关键字 |
