Motorway surveillance, control and tidal flow.
Read Online

Motorway surveillance, control and tidal flow.

  • 526 Want to read
  • ·
  • 88 Currently reading

Published by University of Birmingham in Birmingham .
Written in English

Book details:

Edition Notes

Thesis (M.Sc.)-University of Birmingham, Dept. of Transportation and Environmental Planning, 1975.

ID Numbers
Open LibraryOL21353575M

Download Motorway surveillance, control and tidal flow.


  The expansion of road infrastructure, in spite of increasing congestion levels, faces severe restrictions from all sorts: economical, environmental, socialCited by: 1. The traffic flow efficiency may be increased via suitable application of several control measures, such as ramp metering, driver information, route guidance, variable speed limits and further link.   Motorway traffic surveillance and control is a significant application area for powerful, both classical and advanced, Control Engineering methods that may be employed so as to maximise efficiency and safety of traffic flow along with a decrease of its environmental by: 9. in the motorway traffic flow volatility process. T ABLE 1. followed by an overview of some generic traffic surveillance methods and control strategies for motorway networks. Limited.

This paper considers the issues which arise when specifying large motorway traffic control systems for an urban environment. As an example, the replacement of the Blackwall tunnel tidal flow system with the East London Traffic Control System (ELTRACS) is described in this paper. The Objectives of Operational Control. Smoothing the Flow. Motorway Control and Surveillance. Speed Control. Automatic or Manual Control. Access Control. Components of Motorway Control Systems. Methods of Providing Information. Future Technology. Investment in Transport. Summary. The paper presents a real-time motorway network traffic surveillance tool called RENAISSANCE that enables traffic state estimation and short-term prediction, travel time estimation and prediction as well as queue length estimation and prediction based on a . The algorithm, which is very appropriate for use in automatic motorway control and surveillance systems, performs very well. Finally, the optimal control of traffic flow is discussed with an.

  Ventilator monitoring is also one of the fastest evolving areas of ventilator technology. It has expanded in three directions. First came the monitoring of new signal types, such as O 2, P et CO 2 (end-tidal partial pressure of CO 2), gas temperature, and SpO 2; second, new monitoring information that is extracted from directly monitored signals; and third, the improved visualization of the.   From the numerous control measures that affect traffic flow on motor ways two controls are considered in the paper: ramp-metering and speed control. - i { Vi (t) - uk(t) } dt Ramp-metering The most obvious way to control the flow is to regulate the input traffic volume (i.e. on-ramp volumes) by means of stop-and-go signals.   The tidal flow system, hereinafter referred to as TC, is a concept which has been designed for use – with different modules – at roadworks with medium to high-variance directional traffic volumes where the reduction in the number of traffic lanes is a .   Abstract: The development and deployment of simple, yet efficient, coordinated and integrated control tools for motorway traffic control remains a challenge. A generic integrated feedback-based motorway traffic flow control concept is proposed in this paper. It is based on the combination and suitable extension of control algorithms and tools proposed or deployed in other studies, such as .