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Study on the controlling method of exhaust gas diffusion from a tunnel portal
Revised:November 21, 2003
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DOI：
10.7511/jslx20056149
KeyWord
:
tunnel portal,exhaust gas diffusion,density field
KUANG Jiang-hong~1
ZHU Guo-qing~2
YU Bin~3
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Abstract
:
A three-dimensional numerical simulation is used in this paper to predict the exhaust gas diffusion from a tunnel portal in different wind direction,and a pollution controlling method which is much more economical is also proposed in this paper.