Carriage engineering - Articles and news items
Rail industry news / 10 February 2016 /
The main task of this particular converter is to transform the incoming power from the diesel-generator power pack into traction power by the propulsion converter part…
Alstom’s high-speed bogies are the result of a joint collaboration with SNCF which started some 30 years ago in the frame of the TGV development. From the outset of the TGV development, it appeared that articulated train architecture would be the most suitable solution to satisfy the objectives of safety, comfort and cost-efficiency. Once the general architecture of the trainset was adopted, it was necessary to define the bogie architecture and its main characteristics.
The reduction and possible elimination of noise became an issue that is steadily gaining importance on railways. After ‘TSI noise’ came into force on 23 June 2006, all new-built rolling stock has to comply with it. One of the main sources of railway noise is the rolling sound of the wheel on the rail. The rougher and the less round the wheel surface – the greater the noise emitted.