This paper analyzes several proposals of air exhaust and smoke exhaust in highrise building basement, and briefly introduces electric valves in application of aircodition water system.
对闽桥大厦地下室排烟、排风、防烟楼梯间及其前室、消防电梯前室的排烟设计分析比较；介绍空调水系统中电动两通阀的应用。
To satisfy the demands for air supplement, mechanical pressurized air supply system is set. Air supply level is calculated by no less than 50% of smoke exhaust level.
为满足补风需要，设机械加压送风系统，送风量按不小于排烟量的50%计算。
Describes the composition and running modes of the smoke control and exhaust system, including the fire ventilation system at stations and in the tunnel, and the fire alarm and device control system.
简述了地下铁道防排烟系统的组成及其运行方式，包括车站及区间隧道火灾事故通风系统，火灾报警与设备监控系统。
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