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周期不同的多交叉口协调控制方法

Keywords: 交通工程,协调控制,模型,信号交叉口,大周期

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Abstract:

针对传统协调控制模型中存在的公共周期限制的问题,提出了对不同信号周期时长的交叉口实行大周期内协调控制的思路,并根据车辆到达交叉口所遇到的信号状态,给出了大周期内路段行程时间的模型。以2个交叉口之间的路段行程时间最短为信号协调控制优化的目标,考虑大周期内车辆不溢出路段的条件,构造出对不同信号周期时长的2个交叉口之间进行协调控制的模型。通过模型的多次应用实现了多个交叉口协调控制方案的求取。最后根据具体算例说明了多交叉口协调控制模型的具体实施方法,同时也指出了不同周期交叉口之间进行协调控制的必要性和合理性。

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