Boundary Equilibrium Dynamic Traffic Assignment Model in Saturated Urban Traffic Network

被引:0
|
作者
Li Runmei [1 ]
Tang Shuming [2 ]
机构
[1] Beijing Jiaotong Univ, Sch Elect & Informat Engn, Beijing 100044, Peoples R China
[2] Shandong Acad Sci, Inst Automat, Jinan 250014, Shandong, Peoples R China
关键词
Dynamic traffic assignment; Boundary equilibrium; Bottleneck; Physical queue;
D O I
10.1109/CHICC.2008.4605104
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The emergence and dissipation of queue before saturated intersection in urban traffic network is analyzed. A dynamic variational inequality assignment model in saturated urban traffic network is proposed based on a boundary equilibrium concept. This concept is used to deal the saturated signalized intersections as bottlenecks based on saturated flow and green split to simplify the calculation of queuing delay. In this model, the flow propagation constraint, FIFO constraint, link capacity constraint and the physical queue are considered. Finally, a solution algorithm is proposed and the efficiency of the model and algorithm is demonstrated through an example calculation.
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页码:463 / +
页数:2
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