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Related papers: Comparative Autoignition Trends in the Butanol Iso…

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The autoignition delays of iso-butanol, oxygen, and nitrogen mixtures have been measured in a heated rapid compression machine (RCM). At compressed pressures of 15 and 30 bar, over the temperature range 800-950 K, and for equivalence ratio…

Chemical Physics · Physics 2017-06-07 Bryan W. Weber , Shamel Merchant , Chih-Jen Sung , William H. Green

Investigation of the autoignition delay of the butanol isomers has been performed at elevated pressure of 15 bar and low to intermediate temperatures of 725-870 K. Stoichiometric mixtures made in nitrogen/oxygen air were studied. For the…

Chemical Physics · Physics 2017-06-07 Bryan W. Weber , Chih-Jen Sung

Investigation of the autoignition delay of the butanol isomers has been performed at elevated pressures of 15 bar and 30 bar and low to intermediate temperatures of 680-860 K. The reactivity of the stoichiometric isomers of butanol, in…

Chemical Physics · Physics 2017-06-07 Bryan W. Weber , Chih-Jen Sung

Autoignition delay experiments for the isomers of butanol, including n-, sec-, tert-, and iso-butanol, have been performed using a heated rapid compression machine. For a compressed pressure of 15 bar, the compressed temperatures have been…

Chemical Physics · Physics 2017-06-07 Bryan W. Weber , Kamal Kumar , Chih-Jen Sung

Autoignition experiments for n-butanol have been performed using a heated rapid compression machine at compressed pressures of 15 and 30 bar, in the compressed temperature range of 675-925 K, and for equivalence ratios of 0.5, 1.0, and 2.0.…

Chemical Physics · Physics 2017-06-06 Bryan W. Weber , Kamal Kumar , Yu Zhang , Chih-Jen Sung

Autoignition delay experiments were performed for n-butanol in a heated rapid compression machine. Experiments were performed at pressures of 15 and 30 bar, in the temperature range 650-900 K, and for equivalence ratios of 0.5, 1.0, and…

Chemical Physics · Physics 2017-06-12 Bryan W. Weber

Butanol, an alcohol which can be produced from biomass sources, has received recent interest as an alternative to gasoline for use in spark ignition engines and as a possible blending compound with fossil diesel or biodiesel. Therefore, the…

New experimental data are collected for methyl-cyclohexane (MCH) autoignition in a heated rapid compression machine (RCM). Three mixtures of MCH/O2/N2/Ar at equivalence ratios of $\phi$=0.5, 1.0, and 1.5 are studied and the ignition delays…

Chemical Physics · Physics 2017-06-12 Bryan W. Weber , WIlliam J. Pitz , Marco Mehl , Emma Silke , Alexander C. Davis , Chih-Jen Sung

The autoignition delays of mixtures of methyl-cyclohexane (MCH), oxygen, nitrogen, and argon have been studied in a heated rapid compression machine under the conditions $P_C$ = 50 bar, $T_C$ = 690 - 910K. Three different mixture…

Chemical Physics · Physics 2017-06-07 Bryan W. Weber , William J. Pitz , Chih-Jen Sung , Marco Mehl , Emma J. Silke , Alexander C. Davis

Butanol has received significant research attention as a second-generation biofuel in the past few years. In the present study, skeletal mechanisms for four butanol isomers were generated from two widely accepted, well-validated detailed…

Chemical Physics · Physics 2017-06-08 Xin Hui , Kyle E. Niemeyer , Kyle B. Brady , Chih-Jen Sung

Autoignition delay times have been measured in a rapid compression machine at Lille at temperatures after compression from 630 to 840 K, pressures from 8 to 14 bar, \Phi = 1 and for a iso octane/1 hexene mixture containing 82% iso-octane…

Auto-ignition process of stoichiometric mixture of methane-air is investigated using detailed chemical kinetics in a single-zone combustion chamber. Effect of initial temperature on start of combustion (SOC). The Arrhenius expression for…

Chemical Physics · Physics 2017-12-08 Bagher Abareshi , Hassan Mohagheghi , Morteza Khosronia Kalalabadi

When designing high-efficiency spark-ignition (SI) engines to operate at high compression ratios, one of the main issues that have to be addressed is detonation development from a pre-ignition front. In order to control this phenomenon, it…

Autoignition delay times, ?, of methyl crotonate, methyl acrylate, ethyl butanoate, ethyl crotonate, and ethyl acrylate were studied in shock tube experiments. A series of mixtures diluted with argon, of varying fuel/oxygen equivalence…

Methyl valerate (C$_6$H$_{12}$O$_2$, methyl pentanoate) is a methyl ester and a relevant surrogate component for biodiesel. In this work, we present ignition delays of methyl valerate measured using a rapid compression machine at a range of…

Chemical Physics · Physics 2017-06-07 Bryan W. Weber , Justin Bunnell , Kamal Kumar , Chih-Jen Sung

Reactivity Controlled Compression Ignition (RCCI) is a new advanced engine concept that uses a dual fuel mode of operation to achieve significant improvements in fuel economy and emissions output. The fuels that are typically used in this…

Chemical Physics · Physics 2017-06-07 Hongfu Wang , Bryan W. Weber , Ruozhou Fang , Chih-Jen Sung

Experimental and computational investigations are carried out to elucidate the influence of ethanol addition on n-heptane auto-ignition in counterflows. An axisymmetric stream of air, temperature gradually increased, is directed onto the…

Chemical Physics · Physics 2024-06-14 Liang Ji , Kalyanasundaram Seshadri , Forman A. Williams

Side-by-side comparison of detailed kinetic models using a new tool to aid recognition of species structures reveals significant discrepancies in the published rates of many reactions and thermochemistry of many species. We present a first…

Chemical Physics · Physics 2017-12-27 Sai Krishna Sirumalla , Morgan A. Mayer , Kyle E. Niemeyer , Richard H. West

This paper describes an experimental and modeling study of the oxidation of the three isomers of xylene (ortho-, meta- and para-xylenes). For each compound, ignition delay times of hydrocarbon-oxygen-argon mixtures with fuel equivalence…

This paper presents a new chemical kinetic model developed for the simulation of auto-ignition and combustion of engine surrogate fuel mixtures sensitized by the presence of NOx. The chemical mechanism is based on the PRF auto-ignition…

Chemical Physics · Physics 2009-03-26 Jörg Anderlohr , A. Pires Da Cruz , Roda Bounaceur , Frédérique Battin-Leclerc
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