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 Technology     
 evaluated     
 Overall Potential     
         
On-board energy storage in DC systems promising  
On-board use of braking energy in diesel-electric stock very promising  
Optimisation of traction software promising  
Optimisation of train operation by control center very promising  
ORC technology to use waste heat in MUs interesting  
Passenger information to reduce boarding time at stations promising  
PEM fuel cell interesting  
Radio-controlled double traction in freight trains not promising  
Re-engining of diesel stock (replacement of engine) very promising  
Reference cycle for energy efficiency promising  
Regenerative braking in 16,7 Hz, 15 kV systems very promising  
Regenerative braking in 50 Hz, 25 kV systems very promising  
 
© UIC - International Union of Railways 2003