基于正六邊形元胞自動機的行人疏散研究
發(fā)布時間:2018-12-17 08:24
【摘要】:在分析、比較現(xiàn)有疏散仿真模型的基礎(chǔ)上,提出一種基于正六邊形元胞自動機的行人疏散模型。該模型中疏散空間被分成相等的正六邊形,每個行人有包括靜止在內(nèi)的7個運動方向。給出速度等級的概念用來描述行人的疏散速度。在疏散過程中行人選擇出口的決策由到出口的距離、視野內(nèi)行人數(shù)量和密度決定。為展示恐慌心理對疏散過程的影響,定義了恐慌系數(shù)。通過實驗仿真了有恐慌和無恐慌2種情景下的疏散過程,結(jié)果表明,該模型可真實地反映實際的疏散過程,可為真實的行人疏散和評估公共建筑設(shè)計起到一定的參考作用。
[Abstract]:Based on the analysis and comparison of the existing evacuation simulation models, a pedestrian evacuation model based on hexagonal cellular automata is proposed. In this model, the evacuation space is divided into equal hexagonal, and each pedestrian has 7 moving directions including static. The concept of speed class is given to describe the evacuation speed of pedestrians. In the process of evacuation, the decision to choose exit is determined by the distance from exit to exit, the number and density of pedestrians in the field of vision. In order to show the effect of panic psychology on evacuation process, the panic coefficient was defined. The evacuation process with panic and without panic is simulated experimentally. The results show that the model can truly reflect the actual evacuation process and can play a certain reference role in the real pedestrian evacuation and the evaluation of public building design.
【作者單位】: 河北工業(yè)大學控制科學與工程學院;
【基金】:河北省在讀研究生創(chuàng)新能力培養(yǎng)項目(220056)
【分類號】:TU242;U491.226
[Abstract]:Based on the analysis and comparison of the existing evacuation simulation models, a pedestrian evacuation model based on hexagonal cellular automata is proposed. In this model, the evacuation space is divided into equal hexagonal, and each pedestrian has 7 moving directions including static. The concept of speed class is given to describe the evacuation speed of pedestrians. In the process of evacuation, the decision to choose exit is determined by the distance from exit to exit, the number and density of pedestrians in the field of vision. In order to show the effect of panic psychology on evacuation process, the panic coefficient was defined. The evacuation process with panic and without panic is simulated experimentally. The results show that the model can truly reflect the actual evacuation process and can play a certain reference role in the real pedestrian evacuation and the evaluation of public building design.
【作者單位】: 河北工業(yè)大學控制科學與工程學院;
【基金】:河北省在讀研究生創(chuàng)新能力培養(yǎng)項目(220056)
【分類號】:TU242;U491.226
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【共引文獻】
相關(guān)期刊論文 前10條
1 汪洋;李楠;張磊;;基于正六邊形元胞自動機的行人疏散研究[J];計算機工程;2017年08期
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