长梁山双线铁路隧道施工通风系统研究与试验

Study and Experiment of Ventilation System During the Construction in Changliangshan Double-track Railway Tunnel

总结了国内首例双线铁路隧道无轨运输全断面机械化独头施工 2 1 75 m通风技术研究及试验成果 ,获得有关新型 DSR系列 Ф1 .5 m柔性风管的漏风系数、阻力系数的工程试验数据。观测试验表明 。

Construction ventilation reseaych and experiment result of double track railway tunnel constructed by machines im full section with 2175m length im one direction is summarized Test data of air leakage coefficient and resistance coefficient of new type DSR series ventilation pipe with 1 5m diameter are obtained.The experiment results make it clear that the calculation of flow rate and eguipment selection are feasible.