Zobrazeno 1 - 10
of 57
pro vyhledávání: '"bifurcated tunnel"'
Publikováno v:
Case Studies in Thermal Engineering, Vol 63, Iss , Pp 105380- (2024)
The feasibility of using a smoke prevention air curtain in the exit bifurcated tunnel was investigated through 1:10 scale model experiments. The results indicated that the jet velocity and heat release rate (HRR) significantly influenced the smoke se
Externí odkaz:
https://doaj.org/article/2aa1db3b96174bd39272a62e7031cdca
Autor:
Li, Tao a, b, ⁎, Chen, Zhengquan a, Zhao, Wenxuan a, Yuan, Jianing a, Wang, Chunxiang a, Zhang, Yuchun a, b
Publikováno v:
In International Journal of Heat and Fluid Flow March 2025 112
Publikováno v:
Case Studies in Thermal Engineering, Vol 59, Iss , Pp 104545- (2024)
In order to investigate the impact mechanism of branch slope on fire smoke in underground bifurcation spaces, a series of small-scale fire experiments were conducted. This study measured relevant data under natural ventilation conditions for four dif
Externí odkaz:
https://doaj.org/article/1a9e974423af4cc885cd322e40432119
Publikováno v:
Fire, Vol 7, Iss 6, p 202 (2024)
The natural wind velocities in tunnels under different natural conditions are distinct, and the longitudinal ventilation velocity significantly impacts the evacuation environment. This paper examines the evacuation conditions and strategies under var
Externí odkaz:
https://doaj.org/article/cfb6b1cfa8c74566bd7e88943e608ebe
Autor:
Kebin Song, Yongzheng Yao, Fei Ren, Yuelin Dai, Wei Li, Huan Liu, Rushan Feng, Baoping Dong, Lei Jiang
Publikováno v:
Journal of Intelligent Construction, Vol 2, Iss 2, p 9180021 (2024)
Due to the swift progress of subterranean urban transportation, various branching structures emerged one after another. When it brought significant convenience to people’s travel, the fire hazard associated with it could not be overlooked. This pap
Externí odkaz:
https://doaj.org/article/d7f230e8cb1141aba8d2db9e869c48e8
Publikováno v:
Case Studies in Thermal Engineering, Vol 51, Iss , Pp 103651- (2023)
Extensive studies have focused on single-straight tunnels or subway bifurcation tunnel fire. However, the effect of large angle bifurcation on longitudinal maximum temperature rise attenuation in Urban Traffic Link Tunnel（UTLT）needs to be further
Externí odkaz:
https://doaj.org/article/e8b5b03a8d994af9810d128002255e8f
Akademický článek
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Publikováno v:
Fire, Vol 6, Iss 12, p 473 (2023)
In this work, a number of experiments were conducted in a reduced scale bifurcation tunnel with a ratio of 1:10 to explore the influence of the position of longitudinal fires (placed in branch tunnel) on smoke temperature profile under forced ventila
Externí odkaz:
https://doaj.org/article/88c2093fe2a7428a98a12c05c5201bba
Publikováno v:
Applied Sciences, Vol 13, Iss 23, p 12852 (2023)
The construction method of transitioning from a small cross-section to excavating a super-large cross-section tunnel plays a crucial role in the quality of the final super-large cross-section tunnel and the safety of the tunnel structures and workers
Externí odkaz:
https://doaj.org/article/49f4dee143df4b8b95701d6bfa0ff7e8
Akademický článek
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