| 长大隧道施工风仓式通风方式探讨 |
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| 引用本文： | 陈海锋,杨其新.长大隧道施工风仓式通风方式探讨[J].公路交通技术,2011(5):124-128. |
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| 作者姓名： | 陈海锋 杨其新 |
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| 作者单位： | 中铁隧道集团一处有限公司;西南交通大学土木工程学院; |
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| 摘 要： | 隧道施工通风是影响长大隧道快速掘进的重要因素.对长洪岭隧道现有斜井通风方案进行优化分析,提出风仓式通风.对不同工况下风仓内部流场进行三维数值模拟,通过计算分析,确定风仓及轴流风机布置的最佳形式,其有利于提高轴流风机效率,改善隧道内施工环境,分析结果可供其他长大隧道斜井通风参考.
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| 关 键 词： | 施工通风 风仓 数值模拟 轴流风机效率 |
Probe into Air Cabin Ventilation in Long and Large Tunnels Construction |
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| CHEN Haifeng,YANG Qixin.Probe into Air Cabin Ventilation in Long and Large Tunnels Construction[J].Technology of Highway and Transport,2011(5):124-128. |
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| Authors: | CHEN Haifeng YANG Qixin |
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| Institution: | CHEN Haifeng1,YANG Qixin2 |
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| Abstract: | Ventilation in tunnel construction is an important factor affecting rapid advancement of long and large tunnels.This paper analyzes for optimization of existing inclined shaft ventilation plan in Changhongling Tunnel and proposes air cabin ventilation.The 3D numerical simulation is conducted for internal flow field of air cabin under different working conditions to determine optimal form of arrangement of air cabins and axial flow fans via calculation and analysis,this is favorable for enhancing efficiency ... |
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| Keywords: | construction ventilation air cabin numerical simulation efficiency of axial flow fan |
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