WIT Press


Centralised Traffic Control Centres (CTC)

Price

Free (open access)

Paper DOI

10.2495/CR980591

Volume

37

Pages

11

Published

1998

Size

909 kb

Author(s)

Manuel Velez Neto

Abstract

This paper describes the computerised CTC's developed by Alcatel for the Portuguese Railways. The system is the last generation of Centralised Traffic Control Centres and is based on the concept of high-availability and safety. These CTC's are currently being installed in a increasing number of locations where they control the signalling of different types of lines: single track (Beira Alta line), double track (North line) and suburban (Sintra line, the line with the most n° of passengers per day in Europe). These CTC control Alcatel electronic interlockings ESTW L90. 1 Introduction The primary objective for the implementation of the CTC's was to increase the quality of the railway service in terms of punctuality, to achieve smooth train connections, reliable public information and reduce the operational costs. The basic features o

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