Simulation Analysis of Metro Station Construction Fire Based on FDS

Author:

Wang Hong De1,Cui Tie Jun2

Affiliation:

1. Dalian Jiaotong University

2. Dalian Jioatong University

Abstract

Taking the Hongqi west road station construction of Dalian metro line 2 as an example, the regularities of the temperature and the smoke concentration distribution are analyzed. Basing on FDS, the simulation model of the metro station fire is set up. Assume six fire points in the station to simulate the smoke diffusion velocity and the personnel evacuation time in fire. Results show that the chimney effect is obvious at the back of the station. The highest temperature of every export is 180°C and the lowest temperature is 40°C during the effective duration. The time duration can meet the needs of the personnel evacuation from the fire metro station. Basing on the analysis of variation of the smoke flows and the temperature, the metro station project is reasonable.

Publisher

Trans Tech Publications, Ltd.

Subject

General Engineering

Reference6 articles.

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3. H. Dong, G. Zou, Y. Gao: Heat Release Rate fires Occurred in ISO 9705 Standard Room. Journal Harbin Engineering University, vol. 23, (2002), pp.110-117. In Chinese.

4. Peacock R D, Davis S, Babrauskas V: Data for Room Fire Model Comparisons. Journal of Research of the National Institute of Standards and Technology, vol. 9, (1991), pp.411-462.

5. Forney G P, Mcgrattan K B: User's Guide for Smoke-View Version 4-A Tool for Visualizing Fire Dynamics Simulation Data. NIST Special Publication 1017, Gaithersburg, USA, (2006).

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