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   Diesel-mechanic transmission  evaluated  
Diesel-electric and diesel-hydromechanic transmission are dominant in modern diesel stock. However technological progress in mechanical transmission has increased interest in diesel-mechanic stock in recent times.
Technology field: Optimisation of traction technologies
close main section General information
  open sub-section Description
close main section General criteria
  open sub-section Status of development: in use
  Time horizon for broad application: now
  Expected technological development: dynamic
  Benefits (other than environmental): big
  Barriers: (no data)
  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: 5 - 20%
  Share of newly purchased stock: < 20%
  Market potential (railways): medium
close main section Environmental criteria
  open sub-section Impacts on energy efficiency:
  Energy efficiency potential for single vehicle: > 10%
  Energy efficiency potential throughout fleet: 1 - 2%
  Other environmental impacts: neutral
close main section Economic criteria
  open sub-section Vehicle - fix costs: low
  Vehicle - running costs: significant reduction
  Infrastructure - fix costs: none
  Infrastructure - running costs: unchanged
  Scale effects: high
  Amortisation: (no data)
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: now
  Expected technological development outside railway sector: dynamic
  Market potential outside railway sector: high
close main section Overall rating
  open sub-section Overall potential: promising
  Time horizon: mid-term
References / Links:
Attachments:
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Contact persons:
 date created: 2002-11-10
 
 
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