防火防烟分区怎样划分?报警区域和探测区域的划分?(建筑火灾消防系统)

2025-04-07 19:56:15
推荐回答(1个)
回答1:

防火分区----在建筑内部采用防火墙、耐火楼板及其它防火分隔设施分隔而成,能在一定时间内防止火灾向同一建筑的其余部分蔓延的局部空间。
划分要求面积参照《建筑设计防火规范》GB 50016—2006\《高层民用建筑没计防火规范》GB 50045—95(2005年版)

防烟分区的设置要求:
(1)设置排烟设施的走道、净高不超过6.00m的房间,应采用挡烟垂壁、隔墙或从顶棚下突出不小于0.50m的梁划分防烟分区。
(2)每个防烟分区建筑面积不宜超过500m2,且防烟分区不应跨越防火分区。
(3)分隔区内的排烟量,在人员疏散的短时间内,必须大于或
等于该区内产生烟的数量。

2.0.1 报警区域 Alarm Zone

将火灾自动报警系统的警戒范围按防火分区或楼层划分的单元。

2.0.2 探测区域 Detection Zone

将报警区域按探测火灾的部位划分的单元。

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