COMPUTATIONAL METHODS IN ENGINEERING AND SCIENCE EPMESC X, Aug. 21-23, 2006, Sanya, Hainan,China ©2006 Tsinghua University Press & Springer Development of the Diffusion Control System using Air Shutter T. Asami *, Y. Nakabayashi Department of Computational Science and Engineering, Toyo University, 2100 Kujirai, Kawagoe, 3508585 Japan Email: [email protected] Abstract It often seems that the people are harmed by the smoke when a fire breaks out in the building. In such situation, the fire wall is used for blocking the fire and smoke. But, it becomes difficult for the people to run away through it. Applying the air curtain system to the Air Shutter proposed by this study, it will be possible both to block the smoke and to escape from fire accident. In order to develop Air Shutter, some numerical flow analyses are performed using ADVENTURE system. Figure 1: The model of air shutter Figure 2: Streamline of air shutter REFERENCES 1. National Air Curtain: http://www.hat.hi-ho.ne.jp/jun_matsui/top.htm 2. ADVENTURE Project: http:// adventure.q.t.u-tokyo.ac.jp/ — 230 —
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