地铁隧道火灾烟气特性与临界风速的数值模拟分析
Numerical simulation and analysis of smoke characteristics and critical velocity in underground railway tunnel while fire
摘要：
分析了地铁火灾烟气特性随火灾发展过程的变化情况，得到了烟气特性变化曲线。针对不同的火灾荷载，研究了临界风速随火灾强度的变化关系。
关键词：地铁火灾,临界风速,火灾强度,烟气控制
Abstract：
Analyses the smoke characteristics in the development of fire and obtains its changing curves. According to different fire loads, studies the changing relation between the critical velocity and fire intensity.
Keywords:undergroundrailwayfire,criticalvelocity,fireintensity,smokecontrol