论文标题

在行人移动的行人中,在建筑环境中气溶胶病原体传播的高保真建模

High Fidelity Modeling of Aerosol Pathogen Propagation in Built Environments with Moving Pedestrians

论文作者

Löhner, Rainald, Antil, Harbir

论文摘要

提出了在有移动行人的存在下通过气溶胶传播病原体的高保真度模型。关键思想是计算流体动力学和计算人群动力学的紧密耦合,以捕获空间和时间中病原体负荷的发射,传输和吸入。一个示例模拟狭窄的走廊中的病原体传播的示例清楚地表明了行人运动对气流的相当大作用,因此对病原体传播和潜在的感染性产生了相当大的影响。

A high fidelity model for the propagation of pathogens via aerosols in the presence of moving pedestrians is proposed. The key idea is the tight coupling of computational fluid dynamics and computational crowd dynamics in order to capture the emission, transport and inhalation of pathogen loads in space and time. An example simulating pathogen propagation in a narrow corridor with moving pedestrians clearly shows the considerable effect that pedestrian motion has on airflow, and hence on pathogen propagation and potential infectivity.

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