特长公路隧道独头掘进施工通风设计与数值模拟分析  

Ventilation Technology and Numerical Simulation for the Construction of Extra-long Expressway Tunnel Blind Heading without Track Transportation

作　　者：刘生[1] 周飞[2,3] 李鹏举[2] 

机构地区：[1]长安大学理学院,陕西西安710064 [2]西安建筑科技大学理学院,陕西西安710055 [3]长安大学公路桥梁与隧道陕西省重点实验室,陕西西安710064

出　　处：《探矿工程（岩土钻掘工程）》2010年第3期74-77,共4页Exploration Engineering:Rock & Soil Drilling and Tunneling

基　　金：长安大学科技发展基金(06Q01);交通部行业联合科技攻关项目(项目编号:200235336127)

摘　　要：介绍了国内最长独头掘进公路隧道——麦积山隧道施工中的通风布置方式及通风设备,按规范方法对其风量的各相关参数进行了计算,基于有限元流体力学软件FLUENT对施工通风方案进行了数值模拟验证。阐述了通风过程中遇到的一些问题及解决方法,以取得良好的隧道通风效果,为施工创造了舒适、高效的工作环境。The ventilation layout and ventilation equipment of the longest expressway tunnel （ Maijishan tunnel） construction with blind heading interiorly were introduced, the relevant parameters were calculated according to the standard methods, the verification of numerical simulation for the construction ventilation scheme was processed based on the finite element fluid dynamics software FLUENT. Some problems encountered during the ventilation process and the solutions were described to obtain a good tunnel ventilation effect and create a comfortable and efficient work environment.

关 键 词：独头掘进 公路隧道 施工通风 通风效果 

分 类 号：U435.5[交通运输工程—道路与铁道工程]