摘要
追溯了烟气分层的定义及相关问题的由来,讨论了建筑中庭发生烟气分层的条件和表现形式及其预估方式,分析了分层对排烟系统设计的影响。认为GB 51251—2017《建筑防烟排烟系统技术标准》中有关中庭烟气分层的条文及其说明有不恰当之处。
Traces the definition of smoke stratification and the context of related issues,discusses the conditions and manifestations of smoke stratification in atriums and their prediction methods,and analyses the influence of smoke stratification on the design of smoke exhaust systems.Considers that some provisions and their explanations of atrium smoke stratification in GB 51251-2017 Technical standard for smoke management systems in buildings are inappropriate.
作者
崔跃
Cui Yue(Yunnan Zhengyuan Antai Construction Design&Consult Co.,Ltd.,Kunming,China)
出处
《暖通空调》
2021年第2期55-59,共5页
Heating Ventilating & Air Conditioning
关键词
中庭
烟气分层
排烟设计
相关性
预估
修改
atrium
smoke stratification
smoke exhaust design
correlation
prediction
amendment
