1–20 von 148 Ergebnissen
|

    Collision consequence estimation model for chemical tankers

    Sormunen, Otto-Ville E / Ehlers, Sören / Kujala, Pentti | SAGE Publications | 2013
    Chemical tanker traffic constitutes a hazard for the environment; large chemical spills caused by, for example, ship–tanker collisions can ...
    Schlagwörter: Chemical tankers , chemical spill model

    Uncertainty in maritime risk analysis: Extended case study on chemical tanker collisions

    Sormunen, Otto-Ville E / Goerlandt, Floris / Häkkinen, Jani et al. | SAGE Publications | 2015
    article discusses a case study dealing with risk analysis for a chemical spill in the Gulf of Finland and analyses the related uncertainties by ...
    Schlagwörter: Chemical tankers , Gulf of Finland

    Design and performance evaluation of a novel H2/O2 electro-chemical hybrid thruster

    Wang, Xiaoshun / Zhao, Chengren / Huang, Huijun et al. | SAGE Publications | 2023
    A H2/O2 electro-chemical hybrid thruster with a novel design for efficient coupling of hydrogen–oxygen detonation ...
    Schlagwörter: electro-chemical hybrid thruster

    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

    Thermo-chemical and structural analysis of integrated thermal protection system for a space vehicle

    Murtuzapurwala, Najeeba / G, Malaikannan | SAGE Publications | 2023
    protection as well as structural load-bearing capability. Thermo-chemical simulations are carried out with the help of the Fully Implicit Ablation ...

    Simulations of gasoline engine combustion and emissions using a chemical-kinetics-based turbulent premixed combustion modeling approach

    Yang, Shiyou / Pomraning, Eric / Jia, Ming | SAGE Publications | 2017
    This work presents a turbulent premixed combustion modeling approach which is based on chemical kinetics. In this approach, the smallest ...
    Schlagwörter: chemical kinetics

    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

    The modelling of direct chemical kinetic effects in turbulent flames

    Lindstedt, R P | SAGE Publications | 2000
    need to deal with issues such as flame stability, relight and pollutant emissions has served to bring chemical kinetics and the coupling of ...
    Schlagwörter: chemical kinetic effects

    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

    Effect of heat transfer on the reduction of the detailed chemical kinetics mechanism in a homogeneous charge compression ignition combustion engine

    Bahlouli, Keyvan / Saray, R Khoshbakhti / Atikol, Ugur | SAGE Publications | 2015
    cylinder to deteriorate. These conditions are governed by the interaction of the chemical processes with the temperature and pressure changes in ...

    Modelling the impacts of aircraft traffic on the chemical composition of the upper troposphere

    Giannakopoulos, C / Good, P / Law, K S et al. | SAGE Publications | 2003
    A three-dimensional chemistry-transport model has been used to assess the impacts of aircraft traffic in the upper troposphere. Aircraft ...
    Schlagwörter: chemical perturbations

    An Investigation on a New Reduced Chemical Kinetic Model of n-heptane for HCCI Combustion

    Yao, Mingfa / Zheng, Zhaolei | SAGE Publications | 2006
    Detailed chemical kinetic calculations coupled with computational fluid dynamics simulations of chemically reacting flows are still ...
    Schlagwörter: reduced chemical kinetic model

    Catalyst regeneration via chemical treatment and emission tests at idle speeds

    Arapatsakos, C. I. / Sparis, P. D. | SAGE Publications | 1999
    The present paper examines the possibility of chemical treatment of used catalysts for the purpose of improving catalytic efficiency. The ...
    Schlagwörter: chemical treatment

    A diesel particulate filter regeneration model with a multi-step chemical reaction scheme

    Law, M C / Clarke, A / Garner, C P | SAGE Publications | 2005
    important to understand the fundamentals of the regeneration process. Previous soot oxidation regeneration models relied on tunable chemical kinetic ...
    Schlagwörter: chemical

    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 ...

    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

    Development of an optimized chemical kinetic mechanism for homogeneous charge compression ignition combustion of a fuel blend of n-heptane and natural gas using a genetic algorithm

    Rahimi, A / Fatehifar, E / Saray, R Khoshbakhti | SAGE Publications | 2010
    high fuel conversion efficiency and low nitrogen oxide and soot emissions. One of the major problems associated with HCCI combustion engine ...
    Schlagwörter: chemical kinetic mechanism

    Heat transfer and chemical kinetics in the exhaust system of a cold-start engine fitted with a three-way catalytic converter

    Chan, S. H. / Hoang, D. L. / Zhou, P. L. | SAGE Publications | 2000
    water condensation and evaporation at the walls of the exhaust manifold/pipe and monolith cells, and the chemical reactions of CO/HC/NO in the ...
    Schlagwörter: chemical kinetics

    An overview of the effects of fuel molecular structure on the combustion and emissions characteristics of compression ignition engines

    Freier Zugriff
    Hellier, Paul / Talibi, Midhat / Eveleigh, Aaron et al. | SAGE Publications | 2018
    processes of biological, chemical and physical conversion, feedstocks such as lignocellulosic biomass and photosynthetic micro-organisms will yield ...

    Predictions of NOx and CO emissions from a low-emission concentric staged combustor for civil aeroengines

    Zhang, Qun / Hai, Han / Li, Chengyu et al. | SAGE Publications | 2020
    This study is aimed to establish a detailed chemical reactor network model based on the analysis of complex reaction flowfield structures ...
    Schlagwörter: chemical reactor network