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一种基于SPH方法的人员疏散混合模型及模拟

DOI: 10.3724/SP.J.1004.2014.00935, PP. 935-941

Keywords: 人员疏散模型,光滑粒子流体动力学,计算机模拟,社会力模型,拉格朗日算法

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Abstract:

?为减少室内火灾环境下人员伤亡,研究了人员疏散计算机模拟问题.将人员运动视为一种流体运动,利用流体力学原理,构建一种新的人员疏散混合模型,并在其中引入了一种从众模式.同时,采用光滑粒子流体动力学方法对模型离散化,从而减少了计算量.不同工况下进行的疏散模拟实验表明,所提出的模型及算法能够较准确地模拟出实际疏散的现象.

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