| 松软地层大断面井巷最小支护厚度计算方法及应用 |
| |
| 引用本文： | 吴玉意,王晓利,陈永锋.松软地层大断面井巷最小支护厚度计算方法及应用[J].煤炭技术,2009,28(8). |
| |
| 作者姓名： | 吴玉意 王晓利 陈永锋 |
| |
| 作者单位： | 1. 西安科技大学,西安,710054
2. 中交第二公路工程局有限公司,西安,710065 |
| |
| 摘 要： | 结合公路隧道地压计算方法提出了煤矿松软地层大断面井巷最小支护厚度计算公式,并通过FLAC3D对支护结构进行了受力数值模拟计算,最后对碹体稳定性进行了验算。还介绍了其在工程中的应用。该计算方法简单实用,对工程实践有很强的指导意义。
|
| 关 键 词： | 井巷 支护厚度 松软地层 数值模拟 |
Application on Calculation Method of Smallest Support Thickness in Soft Stratum and Large Cross-section Shaft and Tunnel |
| |
| WU Yu-yi,WANG Xiao-li,CHEN Yong-feng.Application on Calculation Method of Smallest Support Thickness in Soft Stratum and Large Cross-section Shaft and Tunnel[J].Coal Technology,2009,28(8). |
| |
| Authors: | WU Yu-yi WANG Xiao-li CHEN Yong-feng |
| |
| Abstract: | This article gives the calculation formula on smallest support thickness of soft stratum and large cross-section shaft and tunnel combined with the calculation method of road tunnel ground pressure,and calculates the force of support structure by FLAC3D,at last checks the stability of arch walling.In the end introduces the application.This calculation method is easy and useful,and it can privides a very strong lead to the engineering practice. |
| |
| Keywords: | shaft and tunnel support thickness soft stratum numerical simulation |
| 本文献已被 万方数据 等数据库收录！ |
|
