Partially Premixed Combustion, PPC â Why all diesel engines ...

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Fuel Properties Fuel RON MON CN H/C O/C LHV [MJ/kg] Stoichiometric A/F Ratio MK 1 - - 54 1.83 0 43.15 14.49 Gasoline 69 66 - 1.98 0 43.80 14.68 99.5% Ethanol 108 89 - 3 0.5 26.64 9 34
CA50 [CAD ATDC] Gross Indicated Efficiency[%] Optimized <strong>Combustion</strong> phasing 6 5.5 5 4.5 57 56 MK1 Gasoline Ethanol 4 55 O 3.5 3 2.5 54 53 52 0 1 2 3 4 5 6 7 2 1 1.2 CA50 [CAD 1.4 ATDC] 1.6 1.8 Gross indicated efficiency as a function of combustion phasing (gasoline fuel, IMEP gross 11bar, FuelMEP 20.5 bar, λ=1.85,EGR=38%). <strong>Combustion</strong> phasing (CA50) as a function of λ (Fuel MEP 20.5 bar). [-] 35
Page 1 and 2: Partially Premixed Combustion, PPC
Page 3 and 4: But I still think a single fuel is
Page 5 and 6: Outline • Combustion concepts •
Page 7 and 8: + Clean with 3-way Catalyst - Poor
Page 9 and 10: Partially Premixed Combustion, PPC
Page 11 and 12: 2006-01-3412 Characterization of Pa
Page 13 and 14: Emissions at 8 bar IMEP Load Abs. I
Page 15 and 16: Why is PPC not possible at highest
Page 17 and 18: Effect of EGR and compression ratio
Page 19 and 20: 6 3 4 19
Page 21 and 22: Gasoline instead of diesel fuel Lic
Page 23 and 24: Gasoline tests in Scania D12 Bosch
Page 25 and 26: Energy flow in an IC engine Brake C
Page 27 and 28: [%] Efficiencies 14.3:1 100 95 90 8
Page 29 and 30: IMEP gross [bar] Tested Load Area 2
Page 33: Experimental System, Scania D13 Sca
Page 37 and 38: RoHR/10 [J/CAD] / Injector Current
Page 39 and 40: Combustion Efficiency [%] Gross Ind
Page 41 and 42: Soot [FSN] UHC/NOx [g/kWh] CO [g/kW
Page 45 and 46: IMEP gross [bar] Introduction Parti
Page 47 and 48: IMEP gross [bar] Fuel Specification
Page 49 and 50: Rebreathing 55 50 45 40 Pressure [b
Page 51 and 52: IMEPgross [bar] IMEPgross [bar] Unb
Page 53 and 54: IMEPnet [bar] IMEPnet [bar] Net Ind
Page 55 and 56: Rate of Heat Release [J/CAD] Rate o
Page 57 and 58: IMEPgross [bar] NVO Injection - Com
Page 59 and 60: IMEPgross [bar] NVO Injection - NOx
Page 61 and 62: IMEPgross [bar] NVO Injection -Lamb
Page 63 and 64: std IMEPnet [bar] Putting it all To
Page 65 and 66: Net Indicated Efficiency [%] Puttin
Page 69 and 70: The End Thank you 69

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Partially Premixed Combustion, PPC â Why all diesel engines ...