地铁车站通风排烟系统是由多个分系统有机组合而成的大系统,各分系统之间须互相配合、协调运作,才能保证整个系统的正常运转。本文通过对地铁车站通风排烟系统的组成结构,以及火灾发生时,车站通风排烟系统的运行模式的总结归纳,使读者充分了解地铁车站通风排烟系统的结构组成,并对地铁灾害发生时,车站防排烟系统的运行工况以及人员疏散原则有一定了解。 Ventilation and smoke exhaust system of metro station is a large system composed of organic combination of several subsystems. The subsystems need to coordinate and coordinate with each other to ensure the normal operation of the whole system. This paper summarizes the composition of the ventilation and smoke exhaust system of the subway station and the operating modes of the ventilation and smoke exhaust system of the station at the time of the fire so that the readers can fully understand the structure and composition of the ventilation and smoke exhaust system of the subway station. , Station smoke exhaust system operating conditions and personnel evacuation have a certain understanding.