地铁隧道内有害渗漏气体的通风排除
Elimination of harmful leakage gas by ventilation in underground railway tunnels
摘要：
分析了有害气体的组成，给出了有害气体渗气量的计算方法，研究了列车活塞风对有害气体分布的影响以及如何应用通风系统排除渗入隧道内的有害气体，确保地铁安全运营。
关键词：有害气体,地铁隧道,通风系统,运营安全
Abstract：
Analyses the constituents of the harmful gas, gives the calculation methods for the leakage rate of harmful gases, and studies the effect of train piston air on the distribution of the harmful gas and the way to remove it in the tunnels to guarantee underground railway safety operation.
Keywords:harmful gas, underground railway tunnel, ventilation system, operation safety