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   IGBT  evaluated  
Insulated Gate Bipolar Transistors (IGBTs) are today's state-of-the-art power electronics for the traction system of electric (and diesel-electric) rail vehicles. They replace the previous inverter generation represented by GTO (gate turn-off thyristors).
Technology field: Optimisation of traction technologies
open main section General information
close main section General criteria
  open sub-section Status of development: in use
  Time horizon for broad application: now
  Expected technological development: highly dynamic
  Benefits (other than environmental): big
  Barriers: low
  Applicability for railway segments: high
    Type of traction:  electric - DC, electric - AC, diesel
    Type of transportation:  passenger - main lines, passenger - high speed, passenger - regional lines, passenger - suburban lines, freight
    Grade of diffusion into railway markets:
  Diffusion into relevant segment of fleet: 5 - 20%
  Share of newly purchased stock: > 50%
  Market potential (railways): high
open main section Environmental criteria
open main section Economic criteria
open main section Application outside railway sector
open main section Overall rating
References / Links:
Attachments:
Related projects:  Choppers for Sprinter train sets
Contact persons:
 date created: 2002-10-09
 
 
© UIC - International Union of Railways 2003
 
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