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信号交叉口集聚车辆跟驰模型

, PP. 93-100

Keywords: 交通工程,信号交叉口,实证分析,车辆跟驰模型,适应性验证

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Abstract:

?为验证优化速度模型和广义力模型在模拟信号交叉口停车跟驰行为方面的适应性,在试验分析基础上提出考虑信号灯作用的跟驰模型,分别基于现有优化速度模型和广义力模型构建模拟系统对信号交叉口的停车跟驰行为进行仿真,分析其存在的问题及原因;采用实测数据标定广义力模型的参数,分析标定后模型的适应性;通过试验分析构建信号交叉口停车跟驰模型需考虑的因素并构建1个新的跟驰模型。结果表明:现有优化速度模型不适合描述信号交叉口的停车跟驰行为;重新标定的广义力模型仍存在倒车问题;新提出的跟驰模型能够避免倒车问题且能够很好地拟合实测数据。

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