1–50 von 149 Ergebnissen
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    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

    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 chemically informed, control-oriented model of a three-way catalytic converter

    Soumelidis, M I / Stobart, R K / Jackson, R A | SAGE Publications | 2007
    Chemical activity inside a three-way catalytic converter (TWC) is highly complex and usually is not taken into account when developing TWC ...
    Schlagwörter: chemical modelling

    A comparison of the relative effects of fuel composition and ignition energy on the early stages of combustion in a natural gas spark ignition engine using simulation

    Yossefi, D / Belmont, M. R. / Ashcroft, S. J. et al. | SAGE Publications | 2000
    Spark ignition engines operating on natural gas (NG) show advantages over petrol and diesel alternatives in terms of precatalyst emissions ...

    Adaptive fast nonsingular terminal sliding mode control of Lorentz-augmented spacecraft relative motion

    Huang, Xu / Yan, Ye / Zhou, Yang | SAGE Publications | 2016
    traditional chemical propulsion is proposed. Furthermore, the stability of the closed-loop control system is proved via a Lyapunov-based approach ...

    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

    A direct injection diesel combustion model for use in transient condition analysis

    Cui, Y / Deng, K / Wu, J | SAGE Publications | 2001
    velocity distribution of fuel spray, zonal entrainment and the calculation of gas properties and chemical equilibrium compositions of combustion ...

    Aero Engine Ceramics—the Vision, the Reality and the Progress

    Angus, J P | SAGE Publications | 1993
    advanced materials in the world today. It consists of two-dimensional woven and laminated silicon carbide fibres in a chemical vapour infiltrated ...

    A field test study of leaf contamination on railhead surfaces

    Zhu, Yi / Olofsson, Ulf / Nilsson, Rickard | SAGE Publications | 2014
    spectroscopy for chemical analysis and glow discharge optical emission spectrometry were conducted to determine the composition of the top layer of ...

    A finite-volume-based two-dimensional wall-flow diesel particulate filter regeneration model

    Law, M C / Clarke, A / Garner, C P et al. | SAGE Publications | 2008
    regeneration model with a multistep chemical reaction scheme is presented. The model solves the variable density, multicomponent conservation equations ...
    Schlagwörter: chemical reactions

    Analysis and empirical modelling to assess and predict the impact of catalyst light-off strategies on the exhaust gas temperatures of spark ignition engines

    Bannister, Christopher D / Taylor, James | SAGE Publications | 2014
    high temperature to allow chemical reactions to occur. There are a number of methods used to reduce the light-off time such as retarded spark ...

    An analytical and experimental study of a hybrid rocket motor

    Rezaei, Hadi / Soltani, Mohammad Reza | SAGE Publications | 2014
    The hybrid rocket motor is a kind of chemical propulsion system that has been recently given serious attention by various industries and ...

    An availability approach to thermal energy recovery in vehicles

    Stobart, R K | SAGE Publications | 2007
    is examined and developed. Starting with a simple analysis of the chemical energy flow, a realistic heat exchange performance is introduced ...

    A new biomimetic antifouling method based on water jet for marine structures

    Liu, Guijie / Yuan, Zichao / Incecik, Atilla et al. | SAGE Publications | 2020
    Marine biofouling is a serious environmental problem, while traditional chemical antifouling is less environmentally friendly. Biomimetic ...

    A New One-Dimensional Rate-Based Phenomenological Model to Describe the Non-Linear Behaviour of Piezoelectric Actuators for Real-Time Applications

    Hoege, M / Mock, R / Magori, E | SAGE Publications | 2010
    theoretical approach employs the Arrhenius equation for chemical reaction kinetics in order to describe the non-linear effect of domain switching. It ...
    Schlagwörter: model of piezoelectric actuators , self-adaptation of the material parameters

    A new strategy for improving the warm-up performance of a light-off auto-catalyst for reducing cold-start emissions

    Jeong, S-J / Kim, W-S | SAGE Publications | 2001
    Light-off catalysts are often used to minimize cold-start emissions. The improved coldstart performance of light-off catalysts (LOCs) needs ...
    Schlagwörter: chemical reaction

    An Exhaust Emissions Based Air–Fuel Ratio Calculation for Internal Combustion Engines

    Chan, S H | SAGE Publications | 1996
    This paper describes a method for accurate determination of air–fuel ratio based upon exhaust gas emissions analysis as an alternative to ...
    Schlagwörter: chemical equilibrium

    An investigation of marine waste heat recovery system based on organic Rankine cycle under various engine operating conditions

    Akman, Mehmet / Ergin, Selma | SAGE Publications | 2019
    and primary issues for maritime industry, recently. One of the methods to improve these requirements onboard is to use a waste heat recovery ...

    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

    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 ...

    A procedure to optimize ship side structures for crashworthiness

    Ehlers, S | SAGE Publications | 2010
    This paper presents a procedure to optimize a conceptual ship side structure from a crashworthiness point of view. As an example, this ...

    Aqueous solution of ammonia as marine fuel

    Schönborn, Alessandro | SAGE Publications | 2021
    The ignition of ammonia in aqueous solution was simulated in a two-stroke compression ignition engine model. Zero-dimensional chemical ...

    A simplified model for natural-gas vehicle catalysts with honeycomb and foam substrates

    Tsinoglou, D N / Eggenschwiler, P Dimopoulos / Thurnheer, T et al. | SAGE Publications | 2009
    A mathematical model is developed for the simulation of the chemical and transport phenomena in three-way catalysts for natural-gas ...

    A study on the mechanism reduction and evaluation of biodiesel with the change of mechanism reduction factors

    Jung, Jun Woo / Lim, Young Chan / Suh, Hyun Kyu | SAGE Publications | 2020
    This study aims to confirm the effect of changing the various factors with the directed relation graph error propagation–based methods and ...
    Schlagwörter: detailed chemical kinetic reaction mechanisms

    A thermodynamics-based homogeneous charge compression ignition engine model for adaptive nonlinear controller development

    Bettis, Joshua B / Massey, Jeffery A / Drallmeier, James A et al. | SAGE Publications | 2012
    dependence of the combustion event on the chemical kinetics rather than an external trigger. This work describes a nonlinear control-oriented model ...

    Availability analysis on combustion of n-heptane and isooctane blends in a reactivity controlled compression ignition engine

    Mohebbi, Mostafa / Reyhanian, Masoud / Ghofrani, Iraj et al. | SAGE Publications | 2018
    exhaust thermomechanical exergy decreases from 18.4% to 14.4% of the mixture fuel chemical exergy. Among the five different high reactive fuel ...

    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

    Changes at interfaces of friction components during braking

    Holinski, R / Hesse, D | SAGE Publications | 2003
    chemical effects occur that result in surface changes of friction elements. These changes determine the service life of friction components and the ...

    Characterisation and modelling of the reactions in a three-way PdRh catalyst in the exhaust gas from an ethanol-fuelled spark-ignition engine

    McAtee, Claire / McCullough, Geoff / Sellick, David et al. | SAGE Publications | 2019
    This work investigated and modelled the performance and characteristics of automotive catalytic converter formulations when subjected to a ...

    Characteristics of auto-ignition in gasoline–biodiesel blended fuel under engine-like conditions

    Vu, Dinh Nam / Das, Shubhra Kanti / Jwa, Kyeonghun et al. | SAGE Publications | 2019
    -stage (auto-ignition) ignition delay. Second, a gasoline–biodiesel reaction mechanism was developed to predict the chemical ignition delay of ...

    Characterization of heat-up diesel oxidation catalysts through gas flow reactor and in-situ engine testing

    Han, M / Assanis, D / Bohac, S | SAGE Publications | 2008
    This study characterizes the performance of several diesel oxidation catalyst (DOC) formulations with respect to their ability to heat up ...

    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

    Combustion and emissions of gasoline, anhydrous ethanol, and wet ethanol in an optical engine with a turbulent jet ignition system

    Bureshaid, Khalifa / Feng, Dengquan / Zhao, Hua et al. | SAGE Publications | 2019
    works by injecting chemical active turbulent jets to initiate combustion in a premixed fuel/air mixture. The main advantage of turbulent jet ...

    Combustion efficiency and pressure loss balance for the supersonic combustor

    Tahsini, AM | SAGE Publications | 2020
    The purpose of this paper is to investigate the effects of intake’s compression process of the scramjet on its flight performance. The ...
    Schlagwörter: Chemical kinetics

    Combustion modelling for a diesel engine with multi-stage injection using a stochastic combustion model

    Liu, Long / Horibe, Naoto / Ishiyama, Takuji | SAGE Publications | 2014
    This study presents the development of a phenomenological combustion model to simulate the combustion processes in diesel engines with ...

    Combustion modelling for direct injection diesel engines

    Micklow, G. J. / Gong, W. | SAGE Publications | 2001
    Successful modelling of combustion systems depends on an adequate as well as a computationally efficient description of the reaction ...
    Schlagwörter: chemical kinetics

    Comparison of open- and closed-loop operating strategies for exhaust gas scrubbing in marine applications: Modeling and sea-trial data

    Lee, Ihsuan / Chang, Ting / Chang, Changken et al. | SAGE Publications | 2023
    A model of a hybrid marine engine exhaust gas scrubber is constructed using sea-trial data and a chemical process simulator. The model can ...

    Comparison of soot models for reacting sprays in diesel engine-like conditions

    Duvvuri, Pavan Prakash / Shrivastava, Rajesh Kumar / Sreedhara, Sheshadri | SAGE Publications | 2022
    models has been observed because of precursor consumption due to the coupling of detailed soot models with chemical kinetics. It is recommended ...
    Schlagwörter: Evaluation of soot models

    Composition and size of diesel particulate emissions from a commercial European engine tested with present and future fuels

    Lapuerta, M / Hernández, J J / Ballesteros, R et al. | SAGE Publications | 2003
    and tested with fourteen types of conventional and alternative fuel are reported. The chemical analysis of the emitted particulate matter ...

    Computer aided engineering in diesel exhaust aftertreatment systems design

    Stamatelos, A. M. / Koltsakis, G. C. / Kandylas, I. P. et al. | SAGE Publications | 1999
    diesel oxidation or a de-NOx catalytic converter, a database containing chemical kinetics data for a variety of oxidation and de ...

    Corrigendum

    SAGE Publications | 2011
    an optimized chemical kinetic mechanism for homogeneous charge compression ignition combustion of a fuel blend of n-heptane and natural gas ...

    Corrosion failure analysis of a railway tanker containing concentrated sulfuric acid

    Wu, Haomin / Zou, Changjun | SAGE Publications | 2019
    morphology and chemical composition of the corrosion scale were characterized by SEM and EDS. The theoretical corrosion rate of the railway tanker ...

    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

    Development and validation of a model for wall-flow type selective catalytic reduction system

    Park, S-Y / Rutland, C J / Narayanaswamy, K et al. | SAGE Publications | 2011
    studied due to its potential cost savings and packing flexibility. Unlike a conventional emissions-reduction system that consists of a DPF and an ...

    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

    Differentiation between ‘good’, ‘borderline’, and ‘poor’ ASTM lubricant standards by ring zone sampling and multivariate data analysis

    Aruna, M A / G Datoo, A N / Fox, M F | SAGE Publications | 2006
    lubricants was investigated by piston ring zone sampling from an operating petrol engine over 25 hour test runs. Chemical/physical analyses of the ...
    Schlagwörter: chemical/physical analyses

    Differentiation of lubricant degradation in the piston ring groove and crown land by multivariate data analysis

    Aruna, M A / Fox, M F | SAGE Publications | 2004
    positions on the piston of an operating petrol engine. Chemical and physical analysis of the lubricants obtained from the two sampling positions ...
    Schlagwörter: chemical and physical analyses

    Effect of additives on ignition of methane at homogeneous charge compression ignition engine-like conditions

    Morsy, M H / Chung, S H | SAGE Publications | 2007
    (H2O2) for the control of ignition of methane fuel in HCCI engines has been investigated numerically. The chemical kinetic mechanisms ...

    Effect of Fuel injection timing with waste cooking oil as a fuel in a direct injection diesel engine

    Bari, S / Yu, C W / Lim, T H | SAGE Publications | 2004
    physical and chemical properties of vegetable oils are known to be different from those of diesel. This study examines the changes in the behaviour ...

    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 ...