1–20 von 31 Ergebnissen
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    A Computational Investigation of Stepped-Bowl Piston Geometry for a Light Duty Engine Operating at Low Load

    Dolak, Jonathan George / Reitz, Rolf D. / Shi, Yu | SAE Technical Papers | 2010
    . This investigation shows the importance of the bowl geometry, spray targeting, injection timing, split fuel amounts and swirl on emissions and ...
    Schlagwörter: Computational fluid dynamics

    Automatic Geometry Optimization of Exhaust Systems Based on Sensitivities Computed by a Continuous Adjoint CFD Method in OpenFOAM

    Hinterberger, Christof / Olesen, Mark | SAE Technical Papers | 2010
    considered.To overcome these restrictions, an optimization tool has been developed at EMCON Technologies that is based on the continuous adjoint method ...
    Schlagwörter: Computational fluid dynamics

    New competitive strategies for searching in unknown star-shaped polygons

    Lee, Jae-Ha / Shin, Chan-Su / Kim, Jae-Hoon et al. | Tema Archiv | 1997
    Schlagwörter: rechnerische Geometrie

    Catalytic Converter Design, Development & Optimisation using Computational Analysis and Engineering

    Chung, C. / Pan, F. / Chang, H. et al. | SAE Technical Papers | 1999
    Computational Analysis and Engineering using P-Cat, WAVE, HeatCad, Computational Fluid Dynamics (CFD) and Finite Element Analysis (FEA) are ...
    Schlagwörter: Computational fluid dynamics

    CALVIN: Winner of the Fourth Annual Unmanned Ground Vehicle Design Competition

    Reinholtz, Charles / Johnson, Christopher / Bay, John et al. | SAE Technical Papers | 1997
    computational power, sensing and control equipment must be carried on board the vehicle. The technologies employed are applicable in Intelligent ...

    Numerical Investigation on Aerodynamic Effects of Vanes and Flaps on Automotive Underbody Diffusers

    Unni, T. P. Aniruddhan | SAE Technical Papers | 2017
    effects of the addition of vanes/strakes and flaps, their location as well as angle, on diffuser performance. Computational Fluid Dynamics ...
    Schlagwörter: Computational fluid dynamics

    CFD Approach to Evaluate Wind-Tunnel and Model Setup Effects on Aerodynamic Drag and Lift for Detailed Vehicles

    Duncan, Bradley / Mercker, Edzard / Wiedemann, Jochen et al. | SAE Technical Papers | 2010
    the wind-tunnel geometry and the pressure on the surface of the vehicle. The wind-tunnel pressure distribution was modified by adding so ...
    Schlagwörter: Computational fluid dynamics

    A Numerical Analysis on Air-cooling Performance of Passenger Cars

    Regin, Felix | SAE Technical Papers | 2010
    needs to be available for adequate cooling of the underhood components. The amount of air mass flow depends on the underhood geometry details ...
    Schlagwörter: Computational fluid dynamics

    LES Simulation to Predict the Cylinder Intake Phase Influence on the Airbox Efficiency

    Bianchi D' Espinosa, Alberto / Brusiani, Federico / Bianchi, Gian Marco | SAE Technical Papers | 2010
    car body aerodynamic influence on the engine airbox fluid dynamic behavior. This paper presents the application of Computational Fluid ...
    Schlagwörter: Computational fluid dynamics

    A coupled approach to brake duty cycle simulation and its impact on the vehicle design/development process

    Jelic, Sacha / Meyland, Scott / Jansen, Wilko et al. | Tema Archiv | 2011
    -down process of an automotive disc brake system during total cycle duration. In addition, presented is the relevant impact on the vehicle ...

    Spray Characterization of Ethanol Gasoline Blends and Comparison to a CFD Model for a Gasoline Direct Injector

    Matsumoto, Atsushi / Yen, David / Hopkins, Eunjoo et al. | SAE Technical Papers | 2010
    and energy density of E0-E100 fuels and the effect on spray development need to be fully comprehended when developing engine control ...
    Schlagwörter: Computational fluid dynamics

    Continued Study of the Error and Consistency of Fan CFD MRF Models

    Löfdahl, Lennart / Gullberg, Peter / Nilsson, Peter et al. | SAE Technical Papers | 2010
    Cooling Fan Systems”, ETC, 7th European Conference on Turbomachinery, 2007. In preceding papers a specific methodology of use has been ...
    Schlagwörter: Computational fluid dynamics

    Continuing Cooling Performance Investigation of a Rear Mounted Cooling Package for Heavy Vehicles

    Dahl, Erik / Löfdahl, Lennart / Larsson, Lisa et al. | SAE Technical Papers | 2011
    This investigation is a continuing analysis of the cooling performance and aerodynamic properties of a rear-mounted cooling module on a ...
    Schlagwörter: Computational fluid dynamics

    HPC-LES for Unsteady Aerodynamics of a Heavy Duty Truck in Wind Gust - 1st report: Validation and Unsteady Flow Structures

    Takahashi, Kaito / Kitoh, Kozo / Tsubokura, Makoto et al. | SAE Technical Papers | 2010
    analysis study to save the computational resources consumed to reproduce the detailed geometry. ...
    Schlagwörter: Computational fluid dynamics

    Further CFD Studies for Detailed Tires using Aerodynamics Simulation with Rolling Road Conditions

    Duncan, Bradley D. / Sbeih, Khaled / Gleason, Mark E. et al. | SAE Technical Papers | 2010
    have increased the demands on simulation software to provide robust solutions under a range of operating conditions and with detailed geometry ...
    Schlagwörter: Computational fluid dynamics

    Stratified Mixture Formation and Combustion Process for Wall-guided Stratified-charge DISI Engines with Different Piston Bowls by Simulation

    Hu, Jingyan / Deng, Jun / Li, Liguang et al. | SAE Technical Papers | 2010
    numerical analysis is mainly focused on how the tumble flow ratio and geometry of piston bowls affect the motion of charge/spray in-cylinder, the ...
    Schlagwörter: Computational fluid dynamics

    Holographic reconstruction of the vibro-acoustic field of an engine using the inverse BEM and equivalent sources

    Ih, Jeong-Guon / Jeon, In-Youl / Kim, Sung-Il | Tema Archiv | 2006
    geometry became very large. Because the precision of the holographic reconstruction depends on the number of field data in general, many measured ...

    Identification of the Error Introduced in DI Diesel Engine Phenomenological Multi-Zone Models from Assumptions Related to the Initial Conditions at the Nozzle Exit

    Hountalas, Dimitrios Theofanis / Pariotis, Efthimios / Lamaris, Vasilis | SAE Technical Papers | 2010
    acceptable prediction capability and the advantage of low computational time. This enables the production of results, on a cycle basis, that indicate ...
    Schlagwörter: Computational fluid dynamics

    Active cooling of aircraft brakes

    Power, Joseph P. | Tema Archiv | 2011
    The braking system on a wide body aircraft absorbs approximately 43 MJ per brake during landing. In order to meet future noise requirements ...

    Integrated 1D-3D Fluid Dynamic Simulation of a Turbocharged Diesel Engine with Complete Intake and Exhaust Systems

    Onorati, Angelo / Piscaglia, Federico / D'Errico, Gianluca et al. | SAE Technical Papers | 2010
    Diesel engine by means of advanced numerical tools and experimental measurements. In particular, a 1D-3D integrated fluid dynamic model, based on ...