排烟口是采用自动或手动开启方式,在建筑物墙面或顶棚上,平时关闭,需要使用时能自动或用手开启,排除火灾产生的热气和烟的开口。其主要作用有:降低火灾现场的热气温度,阻止火势蔓延;避免火灾现场中受害人因烟多缺氧而导致死亡。
足球踢得好 » Played good football 排烟口 » Exhaust port 出现这种现象的原因有很多,例如大学生的追求目标过高,去缺乏吃苦耐劳的精神,也有很大的原因是专业不对口,工作单位对应届大学...
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依照不同风向、风速及排烟口面积,设置五个火灾场景。
According to the different wind direction, wind velocity and smoke vent area, five fire scenarios are built.
研究了机械排烟口的布置和排烟量对火灾烟气排放有效性的影响。
The present study explores the effects of location of the mechanical exhaust vents and mechanical exhaust rate on the effectiveness of smoke extraction.
阀门关闭时,有高的气密性能,并有隔音作用,优于其它型式的板式排烟口。
Compared with other plate type flue gas exhausts, the utility model has the advantages that when the valves are closed, the utility model has high gasproof performance and soundproof function.
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