1–20 von 85 Ergebnissen
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    Evaluation of Diesel Spray-Wall Interaction and Morphology around Impingement Location

    Naber, Jeffrey / Zhao, Le / Raessi, Mehdi et al. | SAE Technical Papers | 2018
    and piston surfaces resulting in the formation of wall films. This, in turn, may influence the air-fuel mixing and increase the hydrocarbon ...
    Verlag: Society of Automotive Engineers , SAE International

    Characterization of Partially Stratified Direct Injection of Natural Gas for Spark-Ignited Engines

    Johnson, Jaclyn / Naber, Jeffrey / John Joseph, Joel et al. | SAE Technical Papers | 2015
    The increased availability of natural gas (NG) in the United States (US) and its relatively low cost compared to diesel fuel has heightened ...
    Verlag: Society of Automotive Engineers , SAE International

    Experimental Investigation of the Compression Ignition Process of High Reactivity Gasoline Fuels and E10 Certification Gasoline using a High-Pressure Direct Injection Gasoline Injector

    Schmidt, Henry / Sim, Jaeheon / Naber, Jeffrey et al. | SAE Technical Papers | 2020
    fuels can further enable the benefits of GCI combustion. However, there is limited empirical data in the literature studying the gasoline ...
    Verlag: Society of Automotive Engineers , SAE International

    Experimental and Numerical Study of Flame Kernel Formation Processes of Propane-Air Mixture in a Pressurized Combustion Vessel

    Onorati, Angelo / Zhang, Anqi / Naber, Jeffrey et al. | SAE Technical Papers | 2016
    , experiments are performed to understand the effect of equivalence ratio on flame kernel formation and flame propagation around the spark plug for ...
    Verlag: Society of Automotive Engineers , SAE International

    Novel Approach to Integration of Turbocompounding, Electrification and Supercharging Through Use of Planetary Gear System

    Tomazic, Dean / Koehler, Erik W. / Naber, Jeffrey et al. | SAE Technical Papers | 2018
    approach for integration of these technologies in a single unit. This approach provides a reduced cost, reduced space claim and an increase in ...
    Verlag: Society of Automotive Engineers , SAE International

    Development of a Transient Spray Cone Angle Correlation for CFD Simulations at Diesel Engine Conditions

    Cleary, David / Naber, Jeffrey / Tang, Meng et al. | SAE Technical Papers | 2018
    The accurate modeling of fuel spray behavior under diesel engine conditions requires well-characterized boundary conditions. Among those ...
    Verlag: Society of Automotive Engineers , SAE International

    Investigation of Flow Conditions and Tumble near the Spark Plug in a DI Optical Engine at Ignition

    Huberts, Garlan / Naber, Jeffrey / Zhang, Jiongxun et al. | SAE Technical Papers | 2018
    Tumble motion plays a significant role in modern spark-ignition engines in that it promotes mixing of air/fuel for homogeneous combustion ...
    Verlag: Society of Automotive Engineers , SAE International

    Influence of Elevated Injector Temperature on the Spray Characteristics of GDI Sprays

    Naber, Jeffrey / Miganakallu Narasimhamurthy, Niranjan / Atkinson, William et al. | SAE Technical Papers | 2019
    When fuel at elevated temperatures is injected into an ambient environment at a pressure lower than the saturation pressure of the fuel ...
    Verlag: Society of Automotive Engineers , SAE International

    Investigation of Multi-Hole Impinging Jet High Pressure Spray Characteristics under Gasoline Engine-Like Conditions

    Moiz, Ahmed Abdul / Naber, Jeffrey / Zhao, Le et al. | SAE Technical Papers | 2016
    Impingement of jet-to-jet has been found to give improved spray penetration characteristics and higher vaporization rates when compared to ...
    Verlag: Society of Automotive Engineers , SAE International

    Numerical Simulation of Autoignition of Gasoline-Ethanol/Air Mixtures under Different Conditions of Pressure, Temperature, Dilution, and Equivalence Ratio

    Mukherjee, Abhijit / Syed, Iltesham Zameer / Naber, Jeffrey | SAE Technical Papers | 2011
    A numerical simulation of autoignition of gasoline-ethanol/air mixtures has been performed using the closed homogeneous reactor model in ...
    Verlag: Society of Automotive Engineers , SAE International

    Investigation of Combustion Knock Distribution in a Boosted Methane-Gasoline Blended Fueled SI Engine

    Ansari, Ehsan / Harsulkar, Jaideep / Naber, Jeffrey et al. | SAE Technical Papers | 2018
    The characteristics of combustion knock metrics over a number of engine cycles can be an essential reference for knock detection and ...
    Verlag: Society of Automotive Engineers , SAE International

    Investigation of the Impact of Impingement Distance on Momentum Flux Rate of Injection Measurements of a Diesel Injector

    Kurtz, Eric / Johnson, Jaclyn / Naber, Jeffrey et al. | SAE Technical Papers | 2015
    Diesel combustion and emissions is largely spray and mixing controlled. Spray and combustion models enable characterization over a range of ...
    Verlag: Society of Automotive Engineers , SAE International

    Measurement of Diesel Spray Formation and Combustion upon Different Nozzle Geometry using Hybrid Imaging Technique

    Montanaro, Alessandro / Zhang, Anqi / Naber, Jeffrey et al. | SAE Technical Papers | 2014
    -simultaneous visualization of vapor and liquid phase fuel distribution were acquired using a hybrid shadowgraph/Mie-scattering imaging setup. This ...
    Verlag: Society of Automotive Engineers , SAE International

    On-Track Demonstration of Automated Eco-Driving Control for an Electric Vehicle

    JEONG, Jongryeol / Dudekula, Ahammad Basha / Kandaswamy, Elangovan et al. | British Library Conference Proceedings | 2023
    Verlag: Society of Automotive Engineers

    Investigation of Diesel-CNG RCCI Combustion at Multiple Engine Operating Conditions

    Tomazic, Dean / Koehler, Erik / Naber, Jeffrey et al. | SAE Technical Papers | 2020
    . For the current study, CFD investigations were conducted in CONVERGE using the SAGE combustion solver with the application of the Rahimi ...
    Verlag: Society of Automotive Engineers , SAE International

    Numerical Investigation of Spark Ignition Events in Lean and Dilute Methane/Air Mixtures Using a Detailed Energy Deposition Model

    Zhang, Anqi / Naber, Jeffrey / Scarcelli, Riccardo et al. | SAE Technical Papers | 2016
    ignition requirements by providing insight into the complex physical/chemical phenomena. An effort to simulate the early stage of flame kernel ...
    Verlag: Society of Automotive Engineers , SAE International

    Experimental and Numerical Study of Water Spray Injection at Engine-Relevant Conditions

    Johnson, Jaclyn / Naber, Jeffrey / Cung, Khanh et al. | SAE Technical Papers | 2013
    Water spray characterization of a multi-hole injector under pressures and temperatures representative of engine-relevant conditions was ...
    Verlag: Society of Automotive Engineers , SAE International

    Trade-Off Analysis and Systematic Optimization of a Heavy-Duty Diesel Hybrid Powertrain

    Tomazic, Dean / Koehler, Erik W. / Naber, Jeffrey et al. | SAE Technical Papers | 2020
    applications to meet future fuel economy targets, the application of hybrid powertrains to heavy-duty truck applications has been very limited. The ...
    Verlag: Society of Automotive Engineers , SAE International

    Impact of Ignition Energy Phasing and Spark Gap on Combustion in a Homogenous Direct Injection Gasoline SI Engine Near the EGR Limit

    Chen, Bo / Glugla, Chris / Madison, Daniel et al. | SAE Technical Papers | 2013
    transients including tip-outs, high levels of dilution can occur for multiple combustion events before either the external exhaust gas can be ...
    Verlag: Society of Automotive Engineers , SAE International

    A Modeling Study of SCR Reaction Kinetics from Reactor Experiments

    Parker, Gordon / Naber, Jeffrey / Johnson, John H. et al. | SAE Technical Papers | 2013
    In order to further characterize and optimize the performance of Selective Catalytic Reduction (SCR) aftertreatment systems used on heavy ...
    Verlag: Society of Automotive Engineers , SAE International