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城市道路交通网络死锁控制策略

, PP. 96-102

Keywords: 交通工程,宏观交通流,庞特里亚金极小值原理,超饱和路网,交通控制

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Abstract:

?为了缓解城市中央商务区信号控制路网超饱和交通堵塞并预防城市交通死锁,将划分出的堵塞区路网上的累积车辆数作为状态变量,建立了堵塞区路网宏观交通流状态方程。根据庞特里亚金极小值原理求解状态方程,确定Bang-Bang控制为最优控制策略,并使堵塞区路网累积车辆数最快达到最优合理值,从而维持路网通行能力最大;最后将该控制策略在广州老城区堵塞路网中进行测试。结果表明:这种基于观测的控制策略能有效遏制超饱和交通并预防交通死锁,且对进出堵塞区路网的车辆实现了Pareto改进。

References

[1]  MICHALOPOULOS P G,STEPHANOPOULOS G.Oversaturated Signal Systems with Queue Length Constraints-Ⅰ:Single Intersection[J].Transportation Research,1977,11(6):413-421.
[2]  CHANG T H,LIN J T.Optimal Signal Timing for an Oversaturated Intersection[J].Transportation Research Part B,2000,34(6):471-491.
[3]  LO H K,CHANG E,CHAN Y C.Dynamic Network Traffic Control[J].Transportation Research Part A,2001,35(8):721-744.
[4]  LI M T,GAN A.Signal Timing Optimization for Oversaturated Networks Using TRANSYT-7F[J].Transportation Research Record,1999(1683):118-126.
[5]  DAGANZO C F.Urban Gridlock:Macroscopic Modeling and Mitigation Approaches[J].Transportation Research Part B,2007,41(1):49-62.
[6]  ARDEKANI S,HERMAN R.Urban Network-wide Traffic Variables and Their Relations[J].Transportation Science,1987,21(1):1-16.
[7]  GIRIANNA M,BENEKOHAL R F.Dynamic Signal Coordination for Networks with Oversaturated Intersections[J].Transportation Research Record,2002(1811):122-130.
[8]  VIGOS G,PAPAGEORGIOU M,WANG Y B.Real-time Estimation of Vehicle-count Within Signalized Links[J].Transportation Research Part C,2008,16(1):18-35.
[9]  PAPAGEORGIOU M.Applications of Automatic Control Concepts to Traffic Flow Modeling and Control[J].Berlin:Springer-Verlag,1983.
[10]  周凤歧,强文鑫,阙志宏.现代控制理论引论[M].北京:国防工业出版社,1988.
[11]  GAZIS D C.Optimum Control of a System of Oversaturated Intersections[J].Operations Research,1964,12:815-831.
[12]  MICHALOPOULOS P G,STEPHANOPOULOS G.Oversaturated Signal Systems with Queue Length Constraints-Ⅱ:Systems of Intersections[J].Transportation Research,1977,11(6):423-428.
[13]  CHANG T H,SUN G T.Modeling and Optimization of an Oversaturated Signalized Network[J].Transportation Research Part B,2004,38(8):687-707.
[14]  BYUNGKYU P.Enhanced Genetic Algorithm for Signal-timing Optimization of Oversaturated Intersections[J].Transportation Research Record,2000(1727):32-41.
[15]  YUAN Chang-liang,YANG Xiao-guang,SHEN Feng.Fixed Cycle Strategy in Oversaturated Network Traffic Control[C]//IEEE.Proceedings of the 6th World Congress on Intelligent Control and Automation.Dalian:IEEE,2006:8674-8678.
[16]  HERMAN R,PRIGOGINE I.A Two-fluid Approach to Town Traffic[J].Science,1979,204(4389):148-151.
[17]  GEROLIMINIS N,DAGANZO C F.Existence of Urban-scale Macroscopic Fundamental Diagrams:Some Experimental Findings[J].Transportation Research Part B,2008,42(9):759-770.
[18]  GEROLIMINIS N,DAGANZO C F.Macroscopic Modeling of Traffic in Cities[C]//TRB.86th Annual Meeting of Transportation Research Board.Washington DC:TRB,2007:413.
[19]  WALLACE C E,COURAGE K G,CHANG E C P.Methodology for Optimizing Signal Timing[R].Gainesville:FHWA,1991.
[20]  ZHOU Feng-qi,QIANG Wen-xin,QUE Zhi-hong.Introduction of Modern Control Theory[M].Beijing:Defense Industry Press,1998.

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