吉林大学学报(工学版) ›› 2020, Vol. 50 ›› Issue (2): 549-556.doi: 10.13229/j.cnki.jdxbgxb20181163
• 交通运输工程·土木工程 • 上一篇
Da-wei ZHANG1(),Hai-tao ZHU1,2
摘要:
为研究人群在疏散过程中的行为差异性特征,提出了基于最优决策理论的行人疏散模型,模型引入行人“视觉区域”和差异性个体对空间可利用率的不同敏感度,通过建立空间可利用率评估标准和基于社会“交通规范”的行走方向偏好机制,描述个体在行为和决策层面上的差异性特征。本文对人群实验中异性单向人群和异性对流人群中的超越行为、对流人群渠化现象和对流人群渠化的相变过程进行了仿真,并通过与其他模型仿真结果的对比和人群基本关系图的研究对该模型进行了定性和定量验证。结果显示:该模型在异性人群动力学仿真方面有较好的适用性,可为紧急事故中异性人群安全疏散过程的疏导和人群管理提供合理、有效的建议。
中图分类号:
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