61–80 von 148 Ergebnissen
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    Modeling laminar burning velocity of gasoline using an energy fraction-based mixing rule approach

    Kim, Joohan / Min, Kyoungdoug | SAGE Publications | 2019
    To determine an optimum combustion chamber design and engine operating strategies, computational fluid dynamics simulations of direct ...

    Model-based calibration of reaction-based diesel combustion dynamics

    Men, Yifan / Haskara, Ibrahim / Wang, Yue-Yun et al. | SAGE Publications | 2018
    , uses a two-step chemical reaction mechanism that consists of six species: diesel fuel (C10.8H18.7), oxygen (O2 ...

    Method for determining gasoline surrogate component proportions and development of reduced chemical kinetics model of the determined surrogate fuel

    Kong, Jun / Qin, Yanxin / Zheng, Zhaolei | SAGE Publications | 2019
    Response surface method is used to build models for predicting an octane number and determining the component proportions of a gasoline ...
    Schlagwörter: chemical kinetics

    Mathematical modelling of precious metals catalytic converters for diesel NOx reduction

    Kandylas, I. P. / Koltsakis, G. C. / Stamatelos, A. M. | SAGE Publications | 1999
    mathematical model of the transport and chemical phenomena in platinum-based lean-NOx catalysts was formulated, based on ...

    Mathematical modelling of catalytic exhaust systems for EURO-3 and EURO-4 emissions standards

    Pontikakis, G / Stamatelos, A | SAGE Publications | 2001
    of representative chemical reactions. In this paper it is proved, by means of typical case studies, that the above modelling approach, with ...

    Librational characteristics of a dumbbell modeled tethered satellite under small, continuous, constant thrust

    Zhao, Guowei / Sun, Liang / Tan, Shuping et al. | SAGE Publications | 2013
    Tether drag deorbit technology with chemical propulsion is an effective method of active removal of space debris, which is completely ...

    Large-eddy simulation of kerosene spray combustion in a model scramjet chamber

    Zhang, M / Hu, Z / He, G et al. | SAGE Publications | 2010
    Large-eddy simulation (LES) of kerosene spray combustion in a model supersonic combustor with cavity flame holder is carried out. Kerosene ...

    Investigations on ethylene combustion in a scramjet combustor using resistance heaters

    Xiao, Y / Song, W / Chen, L et al. | SAGE Publications | 2008
    chemical energy stored in the fuel before exiting the combustor. This study proved the possibility of igniting the ethylene and maintaining its ...

    Investigation and analysis into the impact of rapeseed methyl ester biodiesel on the diesel oxidation catalyst performance

    Bannister, Christopher D / Ali, Hasan M / Hawley, J Gary | SAGE Publications | 2012
    study investigated the relative impacts of thermal and chemical factors, when using rapeseed-based biodiesel, on the performance of a diesel ...

    Interaction mechanism between shock waves and supersonic film cooling with cracking reaction

    Zuo, Jingying / Zhang, Silong / Qin, Jiang et al. | SAGE Publications | 2020
    considered, the negative effect brings by the oblique shock wave is weakened by the cracking reaction due to the increment of chemical heat ...

    Influence of variable valve timings on the gas exchange process in a controlled auto-ignition engine

    Milovanovic, N / Chen, R / Turner, J | SAGE Publications | 2004
    combustion is controlled by the chemical kinetics of the charge mixture, with no influence of the flame diffusion or turbulent propagation. Therefore ...

    Influence of chemical models on the computation of thermo-fluid-dynamic parameters in hypersonic, rarefied flows

    Zuppardi, G / Morsa, L / Romano, F | SAGE Publications | 2010
    Four different chemical models (Bird, Fan and Shen, ‘classic’, and ‘new’ quantic) have been implemented in a direct simulation Monte Carlo ...
    Schlagwörter: chemical models

    Influence of chemical models on heat flux for EXPERT and Orion capsules

    Morsa, Luigi / Zuppardi, Gennaro / Votta, Raffaele et al. | SAGE Publications | 2014
    flux predicted by DS2V is always higher than that predicted by H3NS. Therefore, a sensitivity analysis of the chemical models on the heat flux ...
    Schlagwörter: Park chemical model , Gupta chemical model

    Industrial applications of shock waves

    Jagadeesh, G | SAGE Publications | 2008
    Shock waves have been traditionally considered to be an integral part of flow field features in the area of high-speed aerodynamics ...

    Improved combustion submodels for modelling gasoline engines with the level set G equation and detailed chemical kinetics

    Yang, S / Reitz, R D | SAGE Publications | 2009
    chemical kinetics. These combustion submodels include a transport equation residual model, the introduction of a Damkohler criterion model for ...
    Schlagwörter: detailed chemical kinetics

    Implications of NOy emissions from subsonic aircraft at cruise altitude

    Lee, S H / Le Dilosquer, M / Singh, R et al. | SAGE Publications | 1997
    x and HNO3 is calculated using the UGAMP three-dimensional chemical transport model. The sink of NOx ...

    Ignition improvers for aqueous ammonia as marine fuel

    Schönborn, Alessandro / Lee, Kang-Ki | SAGE Publications | 2023
    ammonia (25% by mass) as fuel, was investigated using chemical kinetic simulations at conditions representative of a two-stroke marine diesel ...

    Identification of chemical and vibrational relaxation regimes in rocket nozzle flow via a quasi-linear formulation

    Lentini, D | SAGE Publications | 2001
    A quasi-linear formulation is proposed for high-speed finite-rate chemically reacting mixtures of imperfect gases, i.e. thermally perfect ...

    Identification of catalytic converter kinetic model using a genetic algorithm approach

    Pontikakis, G N / Stamatelos, A M | SAGE Publications | 2004
    optimization procedure, for fast and accurate estimation of the set of tuneable kinetic parameters that describe the chemical behaviour of each ...

    Hydrocarbon impact on NOx survivability during diesel low-temperature combustion cycles

    Zheng, M / Asad, U / Han, X et al. | SAGE Publications | 2010
    quantified. The chemical impact of the hydrocarbon species on the NOx emission under LTC cycles has been examined with ...