Browsing School of Chemistry (Scholarly Articles) by Subject "Ignition delay time"
Now showing items 1-18 of 18
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A comparative reactivity study of 1-alkene fuels from ethylene to 1-heptene
(Elsevier, 2020-09-23)A comparative reactivity study of 1-alkene fuels from ethylene to 1-heptene has been performed using ignition delay time (IDT) measurements from both a high-pressure shock tube and a rapid compression machine, at an ... -
A comprehensive experimental and improved kinetic modeling study on the pyrolysis and oxidation of propyne
(Elsevier, 2020-09-15)To improve our understanding of the combustion characteristics of propyne, new experimental data for ignition delay times (IDTs), pyrolysis speciation profiles and flame speed measurements are presented in this study. IDTs ... -
A comprehensive experimental and kinetic modeling study of 1-hexene
(Elsevier, 2021-06-13)It is important to understand the low-temperature chemistry of 1-hexene as it is used as a representative alkene component in gasoline surrogate fuels. Ignition delay times (IDTs) of 1-hexene measured in rapid compression ... -
A comprehensive experimental and modeling study of the ignition delay time characteristics of ternary and quaternary blends of methane, ethane, ethylene, and propane over a wide range of temperature, pressure, equivalence ratio, and dilution
(Elsevier, 2021-08-09)The ignition delay time (IDT) characteristics of new ternary and quaternary blended C 1 ¿C 3 gaseous hy- drocarbons, including methane/ethane/ethylene and methane/ethane/ethylene/propane, are studied over a wide range of ... -
A detailed chemical kinetic modeling, ignition delay time and jet-stirred reactor study of methanol oxidation
(Elsevier, 2016-01-29)A shock tube (ST) and a rapid compression machine (RCM) have been used to measure new ignition delay times for methanol oxidation over a wide range of pressures (2-50 atm) and equivalence ratios (0.5, 1.0, and 2.0). These ... -
An experimental and kinetic modeling study of n-hexane oxidation
(Elsevier, 2015-09-11)Ignition delay times for n-hexane oxidation have been measured in a rapid compression machine (RCM) at stoichiometric conditions and at 15 bar. Due to the high reactivity of n-hexane and non-ideal experimental effects ... -
An experimental and kinetic modeling study of the auto-ignition of natural gas blends containing C1–C7 alkanes
(Elsevier, 2020-07-16)Ignition delay time measurements for multi-component natural gas mixtures were carried out using a rapid compression machine at conditions relevant to gas turbine operation, at equivalence ratios of 0.5–2.0 in ‘air’ in the ... -
An experimental and kinetic modeling study of the ignition delay characteristics of binary blends of ethane/propane and ethylene/propane in multiple shock tubes and rapid compression machines over a wide range of temperature, pressure, equivalence ratio, and dilution
(Elsevier, 2021-03-02)In this work, the ignition delay time characteristics of C2 – C3 binary blends of gaseous hydrocarbons including ethylene/propane and ethane/propane are studied over a wide range of temperatures (750 – 2000 K), pressures ... -
An experimental and kinetic modeling study of the oxidation of hexane isomers: Developing consistent reaction rate rules for alkanes
(Elsevier, 2019-05-09)Alkanes are key components in gasoline, jet and diesel fuels and considerably influence the combustion behavior of these fuels because of their wide range of reactivity. An improved understanding of their combustion behavior ... -
An experimental and kinetic modeling study of the pyrolysis and oxidation of n-C-3-C-5 aldehydes in shock tubes
(Elsevier ScienceDirect, 2015-08-24)Due to the increasing interest in the use of biofuels for energy production, it is of great importance to better understand the combustion and thermal decomposition characteristics of species such as aldehydes. These are ... -
An experimental and modeling study of diethyl carbonate oxidation
(Elsevier ScienceDirect, 2015-01-19)Diethyl carbonate (DEC) is an attractive biofuel that can be used to displace petroleum-derived diesel fuel, thereby reducing CO2 and particulate emissions from diesel engines. A better understanding of DEC combustion ... -
An extensive experimental and modeling study of 1-butene oxidation
(Elsevier, 2017-04-13)In this study, a series of ignition delay time (IDT) experiments of 1-butene were performed in a high-pressure shock tube (HPST) and in a rapid compression machine (RCM) under conditions of relevance to practical combustors. ... -
Ignition delay time measurements of diesel and gasoline blends
(Elsevier, 2020-09-23)Blends of diesel and gasoline can be used to achieve certain desired ignition characteristics in advanced compression ignition engine concepts. In this work, ignition delay times were measured for two blends of diesel and ... -
The oxidation of 2-butene: A high pressure ignition delay, kinetic modeling study and reactivity comparison with isobutene and 1-butene
(Elsevier, 2016-06-16)Butenes are intermediates ubiquitously formed by decomposition and oxidation of larger hydrocarbons (e.g. alkanes) or alcohols present in conventional or reformulated fuels. In this study, a series of novel igni-tion delay ... -
Probing the antagonistic effect of toluene as a component in surrogate fuel models at low temperatures and high pressures. A case study of toluene/dimethyl ether mixtures
(Elsevier, 2016-07-12)There is a dearth of experimental data which examine the fundamental low-temperature ignition (T < 900 K) behavior of toluene resulting in a lack of data for the construction, validation, and interpretation of chemical ... -
Testing the validity of a mechanism describing the oxidation of binary n-heptane/toluene mixtures at engine operating conditions
(Elsevier, 2019-11-02)The aim of this work is to evaluate the influence of the n-heptane/toluene ratio on the reactivity of binary toluene reference fuels (TRFs), through a combined experimental and numerical work. Novel experimental ignition ... -
Towards a kinetic understanding of the NOx promoting-effect on ignition of coalbed methane: A case study of methane/nitrogen dioxide mixtures
(Elsevier, 2016-05-03)Nitrogen dioxide (NO2) is an important impurity in coal-bed methane (CBM) and a dominant component of NOx pollution in practical engines. Its promoting effect on methane ignition has been studied in the current experimental ... -
Understanding the antagonistic effect of methanol as a component in surrogate fuel models: A case study of methanol/n-heptane mixtures
(Elsevier, 2021-01-19)Methanol is a widely used engine fuel, blend component, and additive. However, no systematic auto-ignition data or laminar flame speed measurements are available for kinetic studies of the effect of methanol as a blending ...