Study on fire smoke control in evacuation passageways on the top floor of an atrium involving breathing zones combined with underfloor makeup air supplementation

•Combined with evacuation behavior of people in fire environment, the concept of makeup air flow application to establish an available evacuation passageway (AEP) in an atrium corridor was proposed.•The breathing zone was combined with underfloormakeup airsupplementation to realize smoke control in...

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Bibliographic Details
Published in:Safety science 2022-09, Vol.153, p.105807, Article 105807
Main Authors: Lei, Wenjun, Zheng, Zhanjiang, Rong, Chuanliang, Tai, Chuanmin, Zhao, Shengzhong, Li, Angui
Format: Article
Language:English
Subjects:
Air flow
Air intakes
Air pollution
Atrium fire
Available evacuation passageway (AEP)
Breathing zone combined with underfloor makeup air supplementation
Carbon dioxide
Evacuation
Exhaust systems
Flow rates
Flow velocity
Inlets
Makeup air flow rate
Makeup air inlet layouts
Passageways
Public health
Safety management
Smoke
Smoke abatement
Smoke control
Smoke inhalation
Supplements
Vertical penetration
Visibility
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