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Technology
evaluated
Overall Potential
-- show additional criterion --
Barriers
Benefits (other than environmental)
Energy efficiency (single vehicles)
Status of development
Technology field
Vehicle - fix costs
Wide-body stock
very promising
Multiple units (MUs) vs. loco-hauled trains
very promising
Medium-frequency transformer
very promising
HTSC transformer
very promising
IGBT
very promising
Wheel-mounted permanent magnet synchronous motor
promising
Switch-off of traction group
very promising
Ventilation control (in new stock)
very promising
Ventilation control (retrofit)
promising
Loss reduction by optimised power intake
interesting
Upgrading of engines
interesting
Future developments in diesel technology
promising
© UIC - International Union of Railways 2003