Intro; Series Editors' Foreword; About the Authors; Preface; Contents; Abbreviations; Part I Introduction; 1 Freeway Traffic Systems; 1.1 Sustainable Mobility; 1.2 Criticalities of Freeway Traffic Systems; 1.2.1 Congestion Phenomena; 1.2.2 Pollutant Emissions; 1.2.3 Safety Issues; 1.2.4 Freight Transport Issues; 1.3 Actions to Improve Freeway Traffic Systems; 1.3.1 Infrastructure Design; 1.3.2 Technological Solutions on Vehicles; 1.3.3 Application of ICT; 1.4 Management and Control of Freeway Traffic; 1.4.1 Ramp Management; 1.4.2 Mainstream Control; 1.4.3 Route Guidance.
1.4.4 Vehicle-Based Traffic ControlReferences; 2 Fundamentals of Traffic Dynamics; 2.1 Basic Concepts of Traffic Flow Theory; 2.1.1 Flow, Speed, Density and Related Variables; 2.1.2 Traffic Diagrams; 2.1.3 The Fundamental Diagram; 2.2 Traffic Flow Phenomena; 2.2.1 Capacity, Bottlenecks and Breakdown; 2.2.2 Shock Waves; 2.2.3 Phantom Traffic Jams; 2.2.4 Capacity Drop; 2.3 Classification of Traffic Models; 2.3.1 Microscopic, Mesoscopic and Macroscopic Models; 2.3.2 Continuous and Discrete Models; 2.3.3 Other Classifications; References; Part II Freeway Traffic Modelling.
3 First-Order Macroscopic Traffic Models3.1 Macroscopic Modelling Aspects; 3.1.1 The Continuous Case; 3.1.2 The Discrete Case; 3.2 Continuous First-Order Models; 3.2.1 The LWR Model; 3.2.2 The LWR Model with Boundary Conditions, Sources and Inhomogeneities; 3.2.3 The LWR Model on Networks; 3.3 Discrete First-Order Models; 3.3.1 The CTM for a Freeway Stretch; 3.3.2 The CTM with On-Ramp Queue Dynamics; 3.3.3 The CTM in a Mixed-Integer Linear Form; 3.3.4 The CTM Including Capacity Drop Phenomena; 3.3.5 The CTM for a Freeway Network; 3.3.6 Other CTM Versions; 3.4 Multi-class First-Order Models.
3.4.1 Motivations for Multi-class Models3.4.2 An Overview of Multi-class First-Order Models; References; 4 Second-Order Macroscopic Traffic Models; 4.1 Continuous Second-Order Models; 4.1.1 The PW Model; 4.1.2 The ARZ Model; 4.1.3 Phase-Transition Models; 4.2 Discrete Second-Order Models; 4.2.1 METANET for a Freeway Stretch; 4.2.2 METANET with On-Ramp Queue Dynamics; 4.2.3 METANET for a Freeway Network; 4.3 Multi-class Second-Order Models; 4.3.1 A Multi-class Second-Order Model for a Freeway Stretch; 4.3.2 A Multi-class Second-Order Model for a Freeway Network; References.
5 Microscopic and Mesoscopic Traffic Models5.1 Uses and Applications of Traffic Models; 5.2 Microscopic Traffic Models; 5.2.1 Car-Following Models; 5.2.2 Lane-Changing Models; 5.2.3 Cellular Automata Models; 5.2.4 Traffic Simulation Tools; 5.3 Mesoscopic Traffic Models; 5.3.1 Headway Distribution Models; 5.3.2 Cluster Models; 5.3.3 Gas-Kinetic Models; References; 6 Emission Models for Freeway Traffic Systems; 6.1 Features and Applications; 6.2 Classification; 6.2.1 Macroscopic Emission Models; 6.2.2 Microscopic Emission Models; 6.2.3 Mesoscopic Emission Models.
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This monograph provides an extended overview of modelling and control approaches for freeway traffic systems, moving from the early methods to the most recent scientific results and field implementations. The concepts of green traffic systems and smart mobility are addressed in the book, since a modern freeway traffic management system should be designed to be sustainable. Future perspectives on freeway traffic control are also analysed and discussed with reference to the most recent technological advancements The most widespread modelling and control techniques for freeway traffic systems are treated with mathematical rigour, but also discussed with reference to their performance assessment and to the expected impact of their practical usage in real traffic systems. In order to make the book accessible to readers of different backgrounds, some fundamental aspects of traffic theory as well as some basic control concepts, useful for better understanding the addressed topics, are provided in the book. This monograph can be used as a textbook for courses on transport engineering, traffic management and control. It is also addressed to experts working in traffic monitoring and control areas and to researchers, technicians and practitioners of both transportation and control engineering. The authors' systematic vision of traffic modelling and control methods developed over decades makes the book a valuable survey resource for freeway traffic managers, freeway stakeholders and transportation public authorities with professional interests in freeway traffic systems. Advances in Industrial Control reports and encourages the transfer of technology in control engineering. The rapid development of control technology has an impact on all areas of the control discipline. The series offers an opportunity for researchers to present an extended exposition of new work in all aspects of industrial control.