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Typical Model Studies

Typical Model Studies

Fluid mechanics model studies often utilize scaled-down systems to predict fluid behavior in full-scale environments, such as river flows, dam spillways, and structures interacting with open surfaces. Maintaining Froude number similarity in river models is crucial, as it replicates surface flow features like wave patterns and velocities.

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相关实验视频

Updated: Jun 11, 2025

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

基于行人微观仿真实验的双向行人宏观速度模型构建.

Xiaocheng Gao¹, Hui Zhang¹, Hui Qi¹

¹Department of Rail Transit, Hebei Jiaotong Vocational and Technical College, Shijiazhuang, Hebei, China.

|October 7, 2024

概括

此摘要是机器生成的。

微观的行人流动模拟提供了一种模拟双向行人速度的新方法. 这项研究开发了一种零碎的速度模型,发现模拟可以指导未来的实验,但不能完全取代它们.

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Using a Virtual Reality Walking Simulator to Investigate Pedestrian Behavior

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Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

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Published on: January 20, 2023

相关实验视频

Last Updated: Jun 11, 2025

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Simulation of Human-induced Vibrations Based on the Characterized In-field Pedestrian Behavior

Published on: April 13, 2016

Using a Virtual Reality Walking Simulator to Investigate Pedestrian Behavior

Using a Virtual Reality Walking Simulator to Investigate Pedestrian Behavior

Published on: June 9, 2020

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

Published on: January 20, 2023

科学领域:

城市规划城市规划
运输工程运输工程
计算社会科学计算社会科学

背景情况:

双向行人十字路口的宏观速度建模通常依赖于场景实验,这些实验可能难以组织,可能不反映正常的行走条件.
现有的方法由于数据不足和实验环境中的潜在人工性而面临局限性.

研究的目的:

探索使用微观行人流动模拟用于宏观速度建模的可行性.
开发和验证双向行人流动的新速度模型,考虑交叉角度和流速.

主要方法:

使用基于GIS代理的建模架构 (GAMA) 平台设计双向行人横流模拟.
采用直角实验设计,交叉角度 (15-165度) 和流速 (1-8步/秒) 不同.
分析过道区域的流量数据,以了解行人速度动态.

主要成果:

步行者的速度取决于密度:在一个值以下的自由流动,然后随着密度的下降而下降.
反流 (Peds2) 密度对主流 (Peds1) 速度的影响没有明确确定.
一个零碎函数 (线性和指数组件) 已被开发来建模Peds1速度,超越非零碎模型.

结论:

显微镜模拟提供了宝贵的见解,并可以指导行人流量研究的实验设计的改进.
虽然模拟无法完全取代现实世界的实验,但它们为构建双向行人流动中的速度关系提供了可行的方向.
开发的零碎速度模型显示了改善对复杂交叉场景中行人动态的理解的前景.