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Current status and further problems of research on mathematical model of crowd evacuation;

拥挤人群疏散数学模型的研究现状探讨

Verification of the safety of people evacuation from opera house in case of fire;

歌剧院火灾场景下人员疏散安全性的检验

Study on the effect of pre-evacuation distribution on evacuation times;

火灾中人员反应时间的分布对疏散时间影响的研究

In current performance-based fireproof design methods,the fire spread and crowd evacuation usually are separately considered,which neglects the real-time influence of fire environment on the crowd evacuation.

笔者借助火灾模拟程序CFAST和人员疏散仿真软件buildingEXODUS,以某地铁车站为例,进行了火场环境实时作用下的人群疏散仿真研究。

The paper studies non-adaptive behaviors in crowd evacuation from the views of interaction between persons,psychology and sociology,including related theories,computational models and simulation principles.

本文从人与人的相互作用和社会学、心理学的角度,对人群疏散中“非适应性”行为”的理论、计算机模型、模拟原理等进行了较为深入的研究,并以具体实例说明了Bu ild ing Exodus软件在人群疏散模拟分析中的具体应用,为完善该研究方向的计算机模型和促进软件的开发提供理论和方法的指导。

The direct use of the original data about crowd evacuation from other countries would lead to incorrect conclusions and affect the evacuation of crowds.

针对直接利用国外的人群疏散基础数据进行我国公共聚集场所人群疏散的模拟将会产生不准确的预测结果、导致这些场所人员安全得不到保证的问题,通过对大量国内外相关数据的搜集、整理和分析,确定了6种基础数据是建立疏散模型和开发疏散模拟软件的必备基础,包括:人员类型和人群的组成、人员水平投影面积和形状、人员密度、人员行走速度、边界效应宽度和预动作时间;总结出获取基础数据的4种主要方法,即直接观测和录像观测、人群疏散演习、个体试验和问卷调查;并确定了可在现有资料中直接获得并使用的数据以及仍需要进一步研究确定的数据。

The paper discusses engineering calculation of evacuation time based on crowd dynamics,in order to correct the error and give some improvement to the existing calculation method a comprehensive calculation method is given,in which pre-movement factor and interaction factor are introduced.

应用人群动力学理论来研究人群疏散时间的工程计算问题,为解决现有计算方法的误差,合理引入疏散时间延迟因子和人员相互作用因子,提出了疏散时间的综合计算方法,该方法对现行的工程计算方法进行了改进和补充,并运用building EXODUS软件的模拟结果对综合计算方法进行了初步检验。

In this paper,a computational evacuation discrete time model(EDTM)has been presented to analyze the building egress evacuation time problem with previous works,and discusses the advantages of the use of the modified model over the use of the previous model.

基于人群流动理论和离散计算方法对传统疏散时间计算公式进行了改进,并提出了疏散离散时间计算模型(EDTM)。

The crowd evacuation time in a fire includes the preevacuation delay time and the travel time.

火灾中人员的疏散时间主要包括疏散前的延迟时间和在通道上的疏散时间。

The research achievements about crowd evacuation from public buildings are divided into two categories:one is the four representative achievements,such as cellular automata models,lattice gas models,social force models and fluid dynamic models.

笔者将当前公共建筑内的群体疏散的研究成果归纳为两大类:一是比较成熟的4种代表性成果,如元胞自动机模型、格子气模型、社会力模型和流体动力学模型;二是近年来具有革新意义的3种创新性研究视角,即从agent模拟技术角度、从生物实验角度和从博弈论角度。

Study of evacuation under the condition of the seismic secondary disasters;

地震次生灾害影响条件下人员疏散问题的研究

Computer simulation of evacuation in an auditorium fire;

礼堂火灾情况下人员疏散过程的计算机模拟

The development of evaluation software of safety evacuation for high buildings;

高层建筑人员疏散性能化评估软件的开发

The application of performance-based idea of the area of refuge in building s safety evacuation;

避难区域性能化设计在建筑安全疏散中的应用

Development and application of fuzzy synthesis assessment system of safety evacuation in subway station based on C#;

基于C#地铁站安全疏散模糊综合评价系统的开发与应用

Study on evaluation of safety evacuation based on performance in highrise buildings;

高层建筑安全疏散评价方法的研究