Speedinnov

Sncf Voyageurs

Philippe Lavigne

Christophe Bollengier

Fabrice Hickenbick

David Goeres

Sébastien Josset

Sébastien Croize

This invention concerns a railway vehicle (), including: a power supply device (), an electrical traction engine (), first electrical auxiliary equipment (), and a connector () for connecting to an electrical power source external to the vehicle. The power supply device comprises: an electrical converter () suited to supply the electrical traction engine with high-voltage current, wherein the electrical converter is connected to the connector; a first medium-voltage electricity network () to which the first auxiliary electrical equipment is connected, and a first electrical storage element () connected to the first medium-voltage electricity network so as to supply electricity to or draw electricity from the first network. The electrical converter is connected to the first medium-voltage electricity network so as to supply the first network with electricity.

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Veretz, France

Philippe Lavigne