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	Introduction     Database      Technologies    Projects     Calendar     Discussions     Contact & Links     Imprint & Disclaimer     Sitemap	go back to technology list       previous technology  next technology     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 General information General criteria   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 Environmental criteria Economic criteria Application outside railway sector Overall rating 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			Your contribution    add technology  Views of this page    show overview    show evaluation    show details  Print options    print data sheet    print screen  Help    Evaluation briefing    Technology list     French - German