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CUMMINS DIESEL ENGINE COMPARISONS OVER TIMEMeeting the demands of customersCopyright © 2000-2012 Cummins Inc. All rights reserved. Presented at the Shell Technology Forum, October 2012
EVOLUTION OF KEY TECHNOLOGIESMaking the metal work harder Making the metal work smarter Making the metal work cleanerNaturallyAspiratedTurboCharging1978NOx = 10g/HP-hrParticulate = 1.0g/HP-hrAir-Air Charge CoolingElectronics• Full Authority• Smart Actuators• Vehicle Integration2010NOx = 0.2g/HP-hrParticulate = 0.01g/HP-hr(On – Highway only)Air Handling, FuelSystems• 2-Stage T/C• Common rail• DPF/DOC1950s 1960s 1970s 1980s 1990s 2000s 2010sMaking engines cleaner while improving fuel efficiencyEGR – Exhaust Gas Recirculation, VGT - variable geometry turbo-charging, DPF – Diesel Particulate Filter, DOC – Diesel Oxidation Catalyst, SCR – Selective Catalytic ReductionCopyright © 2000-2012 Cummins Inc. All rights reserved. Presented at the Shell Technology Forum, October 2012
Page 1: DEVELOPMENTS IN ENGINETECHNOLOGYJIM
Page 6 and 7: NOx + HC (g/kW-hr)EVOLUTION OF KEY
Page 8 and 9: LEADER OF INTEGRATED COMPONENT TECH
Page 10 and 11: DIESEL PARTICULATE FILTER (DPF)•
Page 12 and 13: COMBINATION SCR /DPF/DOCCombination
Page 14 and 15: Injection Pressure (Bar)EVOLUTION O
Page 16 and 17: COMBUSTION SYSTEM DESIGN• Complex
Page 18 and 19: LEADER OF INTEGRATED COMPONENT TECH
Page 20 and 21: DUAL FUEL BASICS: HOW DOES IT WORK?
Page 22 and 23: LIFE-TO-OVERHAUL (LTO)46% HP increa
Page 24 and 25: ELIMINATORFull-flow filterSeries of
Page 26: SUMMARYEmissions regulations will d

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