吉林大学学报(工学版) ›› 2018, Vol. 48 ›› Issue (2): 440-447.doi: 10.13229/j.cnki.jdxbgxb20170037
苏书杰1, 何露2
SU Shu-jie1, HE Lu2
摘要: 针对瞬时动态拥塞中交叉路口行人拥挤中存在较强相互力学作用,常规疏散方法缺少符合相互接触摩擦的力学多变瞬时动态特征的约束参数,几乎都以人群无接触为假设条件,导致疏散过程效率、稳定性和分布均衡度较差的问题,构建了基于元胞自动机的行人瞬时动态拥塞疏散模型,对其进行解决。在模型构建中对瞬时动态拥塞的力学约束参数进行获取,在力学参数约束下,将疏散时间较长路径的流量转移至最短路径上,利用元胞自动机求解疏散瞬时动态用户最优状态。仿真测试实验表明,该模型在多疏散口及单一疏散口进行分析时,交叉路口的行人拥挤疏散效率、行人服从疏散率和疏散分布均衡度均有提高,具有一定的优势。
中图分类号:
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