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2篇 您的检索式:作者名="Benjamin Truchot"
    题名 作者 年代 出处 被引量
1FDS软件在有限空间机械通风模拟中的应用研究显示文摘为指导有限空间机械通风,使用FDS软件研究机械通风过程中供热有限空间内流场、浓度场、温度场等的分布规律,同时将FDS软件模拟结果与FLUENT软件所得模拟结果进行对比分析。结果表明:机械通风过程中,检查室内风速总体较大,管沟内风速相对较小;各测点O_(2)浓度、CO_(2)浓度最终恢复至正常的时间相同,可仅以O_(2)浓度恢复情况作为衡量通风效果的代表气体;采用FDS软件获得模拟结果与FLUENT软件较一致,但在风流的湍流细节方面FDS软件结果更理想。杨春丽 刘艳 BENJAMIN TRUCHOT 李祥春 2021中国安全生产科学技术2021,17,10:1
2Modelling Fire in Tunnels:A Large Scale Validated Two-Step Modelling Method显示文摘Fire is a quite common phenomenon in tunnel and being able to model its consequences with a good precision is crucial to design adapted safety measures.Modelling the fire behaviour in tunnel is quite challenging.Managing large-scale experiment for all the possible configurations is however economically unrealistic.This paper presents an experimental real scale fire test that was used not only for demonstrating the fire behaviour but also for evaluating the capabilities of the FDS(fire dynamics simulator)fire code to model fire consequences too.It enables highlighting the importance of wall and inlet boundary condition treatment.Keeping in mind that predicting fire development using a CFD(computational fluid dynamics)code is quite impossible,a two-level approach is discussed with an analytical model to predict the fire curve and a CFD model for predicting smoke propagation,temperature and toxic gases distribution inside the tunnel.The comparisons show a good agreement between experimental fire test and CFD modelling but also let appear requirements when using CFD.Benjamin Truchot 2023Journal of Civil Engineering and Architecture2023,17,9:0
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