一个增强的多属性人群疏散模型,包括环境影响因素的影响
Lingjie Zhu1, Xiaomeng Xu1,2, Jian Wang3
1College of Quality and Safety Engineering, China Jiliang University, Hangzhou, China.
Heliyon
|February 22, 2024
概括
本研究引入了一个增强的地板现场模型 (FFM) 来模拟人群疏散,考虑个人特征和环境因素. 调查结果突出了性别和熟悉程度.
科学领域:
- 群众动态模拟群众动态模拟
- 疏散建模 疏散建模
- 行为科学是一种行为科学.
背景情况:
- 在紧急情况下分析人群行为对于安全至关重要.
- 现有的模型可能无法完全捕捉影响疏散的个体属性.
- 了解对行人流量的环境影响至关重要.
研究的目的:
- 为人群疏散分析提出一个增强的地板现场模型 (FFM).
- 在疏散模型中纳入个别疏散者的属性和环境因素.
- 为了验证模型在复制真实世界疏散场景中的准确性.
主要方法:
- 开发了一个增强的地板场模型 (FFM) 与动态地板场 (DFF) 和静态地板场 (SFF).
- DFF考虑了个人因素 (性别,熟悉程度,社会关系).
- SFF会考虑环境因素 (障碍物,出口,指导).
主要成果:
- 增强的FFM精确模拟了不对称的行为和人群中的排队.
- 模型性能与现有模型在流动的疏散人数时保持一致.
- 环境熟悉和性别显著影响了没有指导的部分疏散.
- 行人性别影响了整体疏散效率.
- 通过提高环境熟悉度,指导提高了疏散效率.
结论:
- 增强的FFM提供了一个强大的工具来模拟人员疏散.
- 个人属性,如性别和环境熟悉度,是疏散动态的关键因素.
- 实施指导策略可以显著提高拥挤地区的疏散效率.
- 调查结果可以为拥挤环境的应急管理策略提供信息.
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