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Technology
evaluated
Overall Potential
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Barriers
Benefits (other than environmental)
Energy efficiency (single vehicles)
Status of development
Technology field
Vehicle - fix costs
Common Rail
very promising
Biodiesel
not promising
Diesel-electric vehicles with energy storage
promising
Regenerative braking in 16,7 Hz, 15 kV systems
very promising
Radio-controlled double traction in freight trains
not promising
Regenerative braking in freight trains
interesting
On-board use of braking energy in diesel-electric stock
very promising
Revision of limit value for longitudinal forces in the train
interesting
Inverter unit for DC substations
promising
On-board energy storage in DC systems
promising
Stationary energy storage
promising
Fly-wheels (storage technology)
promising
© UIC - International Union of Railways 2003