1–8 von 8 Ergebnissen
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    Combined Effects of Fuel and Dilution Type on Efficiency Gains of Lean Well-Mixed DISI Engine Operation with Enhanced Ignition and Intake Heating for Enabling Mixed-Mode Combustion

    Sjöberg, Magnus / Zeng, Wei | SAE Technical Papers | 2016
    SI operation. However, the realized gains depend on the ability to ensure stable, complete and fast combustion. In this work, the influence ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes

    Thermodynamic and Chemical Effects of EGR and Its Constituents on HCCI Autoignition

    Dec, John E. / Sjöberg, Magnus / Hwang, Wontae | SAE Technical Papers | 2007
    sensitive to the cooling effect of EGR, compared to the two-stage ignition fuels PRF80 and PRF60. On the other hand, the two-stage ignition fuels ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes

    Influence of EGR Quality and Unmixedness on the High-Load Limits of HCCI Engines

    Dec, John E. / Sjöberg, Magnus | SAE Technical Papers | 2009
    -heating induced run-away 4) EGR-induced oxygen deprivation, and 5) excessive partial-burn occurrence due to EGR unmixedness.The actual load ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes

    Isolating the Effects of Fuel Chemistry on Combustion Phasing in an HCCI Engine and the Potential of Fuel Stratification for Ignition Control

    Dec, John E. / Sjöberg, Magnus | SAE Technical Papers | 2004
    properties (referred to as fuel chemistry), combustion duration, wall temperatures, residuals, and heat/cooling during induction. Based on the ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes

    Influence of Fuel Autoignition Reactivity on the High-Load Limits of HCCI Engines

    Dec, John E. / Sjöberg, Magnus | SAE Technical Papers | 2008
    run-away, 2) wall-heating-induced run-away, 3) EGR-induced oxygen deprivation, 4) wandering unsteady combustion, and 5) excessive exhaust ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes

    Significance of RON, MON, and LTHR for Knock Limits of Compositionally Dissimilar Gasoline Fuels in a DISI Engine

    Vuilleumier, David / Sjöberg, Magnus | SAE Technical Papers | 2017
    cooling, or lack of charge-heating Low-Temperature Heat Release (LTHR). In addition, the fuels’ knock-limited combustion phasing responses to ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes

    An Investigation of the Relationship Between Measured Intake Temperature, BDC Temperature, and Combustion Phasing for Premixed and DI HCCI Engines

    Dec, John E. / Sjöberg, Magnus | SAE Technical Papers | 2004
    temperature measured in the runner. Also, depending on the engine speed and port configuration, dynamic flow effects cause various degrees of charge ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes , Simulation and modeling

    NOx-Reduction by Injection-Timing Retard in a Stratified-Charge DISI Engine using Gasoline and E85

    Reuss, David / Sjöberg, Magnus | SAE Technical Papers | 2012
    retard for gasoline and E85. Focus is on engine-out NO and soot, and combustion stability. The results show that for either fuel, injection ...
    Verlag: Society of Automotive Engineers , SAE International
    Schlagwörter: Combustion and combustion processes