Demonstration of a Low-NOx Heavy-Duty Natural Gas Engine

Research output: NRELFact Sheet


Results of a Next Generation Natural Gas Vehicle engine research project: A Caterpillar C-12 natural gas engine with Clean Air Power Dual-Fuel technology and exhaust gas recirculation demonstrated low NOx and PM emissions.
Original languageAmerican English
Number of pages2
StatePublished - 2004

NREL Publication Number

  • NREL/FS-540-34092

Other Report Number

  • DOE/GO-102004-1843


  • clean air power
  • CNG
  • dual-fuel
  • LNG
  • natural gas vehicle
  • NOx
  • PM


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