click icon to print
Technology
evaluated
Overall Potential
-- show additional criterion --
Barriers
Benefits (other than environmental)
Energy efficiency (single vehicles)
Status of development
Technology field
Vehicle - fix costs
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
Batteries (storage technology)
interesting
Double-layer capacitors (storage technology)
very promising
Superconducting Magnetic Energy Storage (storage technology)
not promising
PEM fuel cell
interesting
Natural gas
interesting
Hydrogen engine
interesting
Gas turbine
interesting
© UIC - International Union of Railways 2003