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Research On Theory And Method For Cooperation Of Urban Traffic Control System With Urban Traffic Flow Guidance System Based On Synergetics

Posted on:2007-09-28Degree:DoctorType:Dissertation
Country:ChinaCandidate:X ChenFull Text:PDF
GTID:1102360212459472Subject:Traffic Information Engineering & Control
Abstract/Summary:PDF Full Text Request
Urban Traffic Control System (UTCS) and Urban Traffic Flow Guidance System (UTFGS) are two important subsystems of Intelligent Transportation Systems (ITS). Their main function is to manage real-time urban traffic flow on urban roads. UTCS emphasizes on temporal management while UTFGS emphasizes on spatial management. The urban traffic flow spatial-temporal indiscerptible quality requires the cooperation of UTCS with UTFGS. With the rapid increase in urban traffic volumes, traffic congestion has become more serious and this is not without many problems. UTCS and UTFGS can hardly independently solve the urban traffic congestion problems.Therefore, there is need for UTCS and UTFGS to cooperate, which will have good management effect on the urban traffic flow. There has self-organization in urban traffic flow. Traffic managers can not control the urban traffic flow completely. The key to the traffic management function is whether it match to the urban traffic flow self-organization or not.The Cooperation of UTCS with UTFGS is researched from the traffic management subsystem function integration and preponderance complementarity based on the urban traffic flow self-organization. The purpose of this research is to seek proper theory and cooperation method between UTCS with UTFGS in order to obtain an optimal traffic management mechanism, which matches the urban traffic flow self-organization evolutionary process. Cooperation of UTCS with UTFGS can improve traffic management efficiency and the whole system functions, which is better than each subsystem function independently.This research consists of seven chapters. The main works and contributions are...
Keywords/Search Tags:Urban Traffic Control System(UTCS), Urban Traffic Flow Guidance System(UTFGS), cooperation, traffic flow self-organization, traffic flow order degree, quasi system optimum, cooperative implementation
PDF Full Text Request
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