Traffic Control Theory and Methods (交通控制理论和方法) For Master Students in Transport Chongqing Jiaotong University
Traffic Control Theory and Methods (交通控制理论和方法 ) Chongqing Jiaotong University For Master Students in Transport
Chapter 6 Coordinated Traffic Control 6.1 Introduction 6.2 Traffic control along a line 6.3 Traffic control within an area 6. 4 Intelligent traffic control within an area
Chapter 6 Coordinated Traffic Control 6.1 Introduction 6.2 Traffic control along a line 6.3 Traffic control within an area 6.4 Intelligent traffic control within an area
Chapter 6 Coordinated Traffic Control 6. 1 Introduction Please students think about the relations of all these intersections Independent Influence along a line Influence among a area
6.1 Introduction Chapter 6 Coordinated Traffic Control Please students think about the relations of all these intersections • Independent • Influence along a line • Influence among a area
Chapter 6 Coordinated Traffic Control 6.1 Introduction e上 Please students think about the 单个交叉口 relations of all these 单个交叉口 线控制信号 intersections 系统 he types of traffic control 单个交叉口 网络信号系统 城区界线 图13-1信号系统的类型
6.1 Introduction Chapter 6 Coordinated Traffic Control Please students think about the relations of all these intersections • The types of traffic control
Chapter 6 Coordinated Traffic Control 6.2 Traffic control along a line What is offset? why does offset influence the traffic flow 通过带宽度 时问 绿时差 距离 图12-1时间一距离图
6.2 Traffic control along a line What is offset? Why does offset influence the traffic flow? Chapter 6 Coordinated Traffic Control
Chapter 6 Coordinated Traffic Control 6.2 Traffic control along a line The principle of green wave and its calculation A350B400C160D540 距离(m) 图122协调时差图解法示例
6.2 Traffic control along a line The principle of green wave and its calculation Chapter 6 Coordinated Traffic Control
Chapter 6 Coordinated Traffic Control 6. 3 Traffic control within an area le basic principle of area traffic 信号控制机与 检测器 -一通线路 图13-2集中控制
6.3 Traffic control within an area • The basic principle of area traffic Chapter 6 Coordinated Traffic Control
Chapter 6 Coordinated Traffic Control 6. 3 Traffic control within an area The basic principle of area traffic control a. Traffic control parameters are calculated through model b. Traffic control parameters are taken on the traffic states
6.3 Traffic control within an area • The basic principle of area traffic control a. Traffic control parameters are calculated through model. b. Traffic control parameters are taken on the traffic states Chapter 6 Coordinated Traffic Control
Chapter 6 Coordinated Traffic Control 6. 3 Traffic control within an area Introduction of TRANSYT system TRANSY (TRAffic Network StudY Tools) is an offline area traffic control system by TRRL, UK 网络几何尺寸及网络交通流信息 新的信号配时 优化数据 初始信号危时一[仿真模型 优化过程 最佳信号配时 性能指标P 网络内的延误及停车次数 周期流量图 图134 TRANSYT基本原理图
6.3 Traffic control within an area Chapter 6 Coordinated Traffic Control • Introduction of TRANSYT system TRANSY (TRAffic Network StudY Tools) is an offline area traffic control system by TRRL, UK
Chapter 6 Coordinated Traffic Control 6. 3 Traffic control within an area Introduction of SCATS system SCAtS(Sydney co-ordinated Adaptive traffic System) is an adaptive control system by australia
6.3 Traffic control within an area Chapter 6 Coordinated Traffic Control • Introduction of SCATS system SCATS (Sydney Co-ordinated Adaptive Traffic System) is an adaptive control system by Australia