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The database contains 97 technologies.
 Overall Potential     
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  
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