1–20 von 2,846 Ergebnissen
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    1D Thermo-Fluid Dynamic Modeling of Reacting Flows inside Three-Way Catalytic Converters

    Onorati, A. / Montenegro, G. | SAE Technical Papers | 2009
    reacting chemical species. The en-gine and the intake system have not been included in the simulation, imposing the measured values of mass flow ...
    Verlag: Society of Automotive Engineers , SAE International

    1-D transient emission analysis of LPG engine catalytic converter with secondary air injection during cold start period of CVS-75 mode

    Yun, J. E. | Springer Verlag | 2013
    emissions were analyzed using the simulation model with 7-step global surface chemical reactions of the Langmuir-Hinshelwood type. From the ...
    Verlag: The Korean Society of Automotive Engineers , Heidelberg

      1-D transient emission analysis of LPG engine catalytic converter with secondary air injection during cold start period of CVS-75 mode

      Yun, J. E. | Online Contents | 2013
      simulation model with 7-step global surface chemical reactions of the Langmuir-Hinshelwood type. From the simulated results, we found that a 29% HC ...
      Verlag: The Korean Society of Automotive Engineers , KSAE , Sŏul

    3D-CFD RANS Methodology to Predict Engine-Out Emissions with Gasoline-Like Fuel and Methanol for a DISI Engine

    Chaychizadeh, Ali / Golc, Dominik / Pitsch, Heinz et al. | SAE Technical Papers | 2022
    Renewable fuels, such as bio- and e-fuels, are of great interest for the defossilization of the transport sector. Among these fuels ...
    Verlag: Society of Automotive Engineers , SAE International

    3D simulation study on the influence of lubricant oil droplets on pre-ignition in turbocharged DISI engines

    Huang, Yongcheng / Li, Yaoting / Zhang, Wenjia et al. | SAGE Publications | 2018
    A skeletal chemical kinetic model for the simulation of auto-ignition and flame propagation characteristics of primary reference fuel (PRF ...
    Schlagwörter: Skeletal chemical kinetic model

    Ablation Analyses of Optimized Nose Tips for Hypersonic Vehicles

    Onay, Oğuz K. / Eyi, Sinan | AIAA | 2019
    –Stokes and finite-rate chemical reaction equations are solved implicitly using Newton’s method. A gradient-based method is implemented for ...
    Verlag: The American Institute of Aeronautics and Astronautics

    Ablation Model Based on Porous Charring Layer Under Alumina Erosion Condition

    Liu, Yang / Li, Xiao-Cong / Li, Jiang et al. | AIAA | 2019
    model more complex. The chemical vapor deposition and thermal chemical ablation processes of pyrolysis gas and fuel gas in the porous structure ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Vapor Deposition

    Ablation of ATJ Graphite at High Temperatures

    John H Lundell / Robert R Dickey | NTRS | 1973
    Results of an extensive experimental program on the ablation of ATJ graphite in air at surface pressures of 0.3 to 4.4 atm and surface ...
    Verlag: American Institute of Aeronautics and Astronautics

    Ablation Predictions for Carbonaceous Materials Using Two Databases for Species Thermodynamics

    Milos, F. S. / Chen, Y.-K. | AIAA | 2013
    chemical equilibrium with applications model predicts a range of recession that is consistent with measurements for both heatshield cores. ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    Ablative Materials' Boundary Condition Simulation by Applying Inverse Approach and Euler Solver

    Molavi, Hosein / Pourshaban, Iraj / Hakkaki-Fard, Ali et al. | AIAA | 2012
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Chemical Equilibrium

    Abnormal Combustion Induced by Combustion Chamber Deposits Derived from Engine Oil Additives in a Spark-Ignited Engine

    Iijima, Akira / Kamano, Hideki / Shoji, Hideo et al. | SAE Technical Papers | 2014
    molybdenum compounds showed no significant impact on auto-ignition. Our results showed that the chemical composition of combustion chamber deposits ...
    Verlag: Society of Automotive Engineers , SAE International

    About the interaction between composition and performance of alternative jet fuels

    Braun-Unkhoff, Marina / Kathrotia, Trupti / Rauch, Bastian et al. | Springer Verlag | 2015
    ; however, the amount and type of hydrocarbons (chemical family) differ considerably. The question is how the composition of the fuel will affect ...

      About the interaction between composition and performance of alternative jet fuels

      Braun-Unkhoff, Marina / Kathrotia, Trupti / Rauch, Bastian et al. | Online Contents | 2015
      hydrocarbons (chemical family) differ considerably. The question is how the composition of the fuel will affect its suitability and performance: (i ...

    Absolute Measurements of Air Shock-Layer Radiation in the T6 Aluminium Shock Tube

    Collen, Peter L. / Glenn, Alex B. / Doherty, Luke J. et al. | AIAA | 2023

    This paper presents the first experimental measurements of shock-layer radiation from a new high-enthalpy ground-test facility: the T6

     ...
    Verlag: The American Institute of Aeronautics and Astronautics
    Schlagwörter: Thermochemistry and Chemical Kinetics

    Absolute rate constant measurements for the radiative combination ofatomic oxygen with nitric oxide

    HILL, K. D. / KINEYKO, W. R. | AIAA | 1971
    Verlag: The American Institute of Aeronautics and Astronautics

    Accelerated aging versus realistic aging in aerospace composite materials. I. The chemistry of thermal aging in a low-temperature-cure epoxy composite

    Dao, B. / Hodgkin, J. / Krstina, J. et al. | Tema Archiv | 2006
    , 120 C, 170 C, and 200 C (in air) and the changes to the chemical and physicochemical structure of the composite are analyzed by a range of ...

    Accounting for laminar run and trip drag in supersonic cruise performance testing

    Goodsell, Aga M. / Kennelly, Robert A. jun. | Tema Archiv | 2004
    visualization using a subliming chemical revealed that the boundary-layer trip was not consistently effective. Flow over a portion of the upper wing ...

    Acetylene fuel from atmospheric CO2 on Mars

    Landis, Geoffrey A. / Linne, Diane L. | NTRS | 1992
    methane and oxygen by the exothermic reaction in an atmospheric processing module. Use of simple chemical reactions to produce acetylene/oxygen ...

    A CFD Study of Fuel Evaporation and Related Thermo-fluid Dynamics in the Inlet Manifold, Port and Cylinder of the CFR Octane Engine

    Thiart, Anja / Meyer, Chris / Floweday, Gareth | SAE Technical Papers | 2012
    between its RON and MON values. Since the chemical auto-ignition characteristic of a fuel also strongly influences its octane rating performance ...
    Verlag: Society of Automotive Engineers , SAE International

    A characteristic study and optimization of in-cylinder configuration for particulate matters reduction in an off-highway diesel engine with mechanical fuel injection system

    Lee, Jongyoon / Lee, Sangyul / Park, Jeongkeun et al. | SAGE Publications | 2017
    ) model is employed for spray breakup and a reduced chemical mechanism for n-heptane is employed to simulate ignition delay and combustion of ...

    A Chemical and Morphological Study of Diesel Injector Nozzle Deposits - Insights into their Formation and Growth Mechanisms

    Britton, Ben / McGivery, Catriona / Giulliani, Finn et al. | SAE Technical Papers | 2017
    , refinement, cost and fuel efficiency requirements. This has included the implementation of high pressure common rail ...
    Verlag: Society of Automotive Engineers , SAE International