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   Natural gas  evaluated  
Natural gas propulsion for rail vehicles is discussed as a clean alternative to diesel propulsion and several prototypes and test series have been realized.
Technology field: Innovative traction concepts and energy sources
close main section General information
  open sub-section Description
close main section General criteria
  open sub-section Status of development: test series
  Time horizon for broad application: 5 - 10 years
  Expected technological development: dynamic
  Benefits (other than environmental): medium
  Barriers: medium
  Applicability for railway segments: medium
    Type of traction:  diesel
    Type of transportation:  passenger - main lines, passenger - regional lines, passenger - suburban lines, freight
    Grade of diffusion into railway markets:
  Diffusion into relevant segment of fleet: 0 %
  Share of newly purchased stock: 0 %
  Market potential (railways): highly uncertain
close main section Environmental criteria
  open sub-section Impacts on energy efficiency:
  Energy efficiency potential for single vehicle: not applicable
  Energy efficiency potential throughout fleet: not applicable
  Other environmental impacts: positive
close main section Economic criteria
  open sub-section Vehicle - fix costs: medium
  Vehicle - running costs: significant reduction
  Infrastructure - fix costs: high
  Infrastructure - running costs: increased
  Scale effects: low
  Amortisation: > 5 years
close main section Application outside railway sector
  open sub-section Status of development outside railway sector: in use
  Time horizon for broad application outside railway sector: in 2 - 5 years
  Expected technological development outside railway sector: dynamic
  Market potential outside railway sector: highly uncertain
close main section Overall rating
  open sub-section Overall potential: interesting
  Time horizon: mid-term
References / Links:  DB AG 1999;  Althammer, Hattensperger 1998;  Chabas et al. 2001;  Xin et al. 1997;  Schweiger et al. 1997;  ZEIT 2001;  DB AG 2001;  b-verband gas und wasser.de
Attachments:
Related projects:  Energy chains of alternative fuels;  Natural gas propelled railcar;  Shunting locomotive with LNG propulsion;  Railcar with CNG propulsion
Contact persons:
 date created: 2002-10-09
 
 
© UIC - International Union of Railways 2003
 
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