Archive for category: S & T

ERTMS Level 3 – A possible way forward

The global debate on the merits and problems associated with ERTMS continues unabated. Good progress has been made in recent times with the signing in Autumn 2016 of the Memorandum of Understanding concerning the co-operation for the deployment of the European Rail Traffic Management System. This will ensure the regulatory and design authorities work together […]
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Thameslink signalling update

The complex Thameslink capacity upgrade programme includes the very visible civil engineering works in the London Bridge area and the introduction of Class 700 trains through the central London ‘core’ using European Train Control System (ETCS) Level 2. In-cab signalling is required to allow trains to be driven automatically between Kentish Town, Blackfriars, and London […]
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Main Line ATO evaluated

Automatic Train Operation has been a practical system for Metros for many years. Beginning with the Victoria line in London in 1969, ATO has become a normal means of operation for mass transit networks in most major cities. The technology has advanced down the years and more modern systems tend now to go under the […]
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Live CBTC trial launched on Singapore’s North-South Line

Singapore’s Land Transport Authority (LTA) and SMRT have begun operational trials of a new CBTC signalling system on the North-South Line (NSL). Testing is taking place with the new signalling system, which will replace the existing fixed block signalling system, in the final hour of service. Using CBTC signalling, headways between trains will be shortened […]
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Intelligent power converters

To operate lighting, electronics and communication devices, both on trains and in control rooms, power converters such as inverters, battery chargers and power supplies are often installed to convert available DC or AC to the appropriate power outputs required. Complicating matters, both the power source (DC in varying voltages from battery banks) and the outputs […]
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East London Line Tunnel Emergency Control

The East London line, re-opened in recent times as part of the London Overground network, has an interesting history. To go under the Thames, it utilises the original Marc Brunel pedestrian tunnel. Construction of the Thames Tunnel started in 1825, with son Isambard in charge of the ground works. After various technological problems that caused […]
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Thales awarded Dubai Red Line signalling contract

Dubai’s Roads & Transport Authority (RTA) has awarded Thales the contract to supply the signalling equipment for an extension of the Red Line. The contract was awarded by the Alstom-led Expolink consortium that is delivering the 15 km extension. The line will branch off the existing Red Line at the Nakheel Harbour & Tower station and […]
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The Digital Railway – A supplier’s view

The Digital Railway project continues to generate interest from many quarters. The latest position from Network Rail was explained in issue 147 (January 2017) following an interview with David Waboso, the project’s managing director. Just how does this fit in with the suppliers’ perception of what needs to happen and, more importantly, what can the […]
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The Digital Railway – A supplier’s view

The Digital Railway project continues to generate interest from many quarters. The latest position from Network Rail was explained in issue 147 (January 2017) following an interview with David Waboso, the project’s managing director. Just how does this fit in with the suppliers’ perception of what needs to happen and, more importantly, what can the […]
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UK signalling – A 2017 update

It is nearly four years since Rail Engineer reviewed the state of signalling within Network Rail and much has changed in the intervening period. The organisation is now different and a more pragmatic view is being taken on the deployment of new technology. A recent discussion with Kevin Robertshaw (programme director for signalling projects) explored […]
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Framework contract for TGV Wi-Fi signed

Huber+Suhner and ENGIE Ineo have signed a framework contract for the hardware which will deliver a passenger Wi-Fi network on SNCF’s high-speed TGV fleet. Huber+Suhner will supply the passive components for the onboard Wi-Fi network for 140 trains – around half of the TGV fleet. In December 2016, the first TGV train with Wi-Fi went into […]
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