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Curvature and slope effects on smoke transport in tunnel fires: temperature profile, back-layering length and critical ventilation

delete2026-05-07
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PRE
AI
K
Kaihua Lu *
K
Keqin Cheng
H
Huasheng Xu
X
Xianglong Meng
B
Bo Li
F
Fan Hu
DOI:10.1016/j.icheatmasstransfer.2026.111422delete
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Abstract

Abstract

En 中文
• Temperature profile and smoke transport mechanism in curved tunnels are discussed. • Combination effect of tunnel curvature and slope effect on smoke observed. • New model of critical ventilation velocity for curved tunnel with slope is proposed.
Keywords:
tunnel fire
smoke transport
temperature profile
critical ventilation velocity
tunnel curvature

Journal

International Communications in Heat and Mass Transfer cover
International Communications in Heat and Mass Transfer
IF:
6.4
Papers:
1.0W
Citations:
2.5W

Organization

C
china university of geosciences
Scholars:
7.2K
Papers: 2.7K
Citations: 0
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