Browsing School of Chemistry by Author "Panigrahy, Snehasish"
Now showing items 1-14 of 14
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A chemical kinetic perspective on the low-temperature oxidation of propane/propene mixtures through experiments and kinetic analyses
Ramalingam, Ajoy; Panigrahy, Snehasish; Fenard, Yann; Curran, Henry J.; Heufer, Karl Alexander (Elsevier, 2020-10-21)Our understanding of fuel oxidation has improved with rigorous experimental and theoretical investigations being performed in recent years. As investigation methods evolve, our understanding of fundamental fuel chemistry ... -
A comprehensive experimental and improved kinetic modeling study on the pyrolysis and oxidation of propyne
Panigrahy, Snehasish; Liang, Jinhu; Nagaraja, Shashank S.; Zuo, Zhaohong; Kim, Gihun; Dong, Shijun; Kukkadapu, Goutham; Pitz, William J.; Vasu, Subith S.; Curran, Henry J. (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 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
Martinez, Sergio; Baigmohammadi, Mohammadreza; Patel, Vaibhav; Panigrahy, Snehasish; Sahu, Amrit B.; Nagaraja, Shashank; Ramalingam, Ajoy; Heufer, Karl Alexander; Pekalski, Andrzej; Curran, Henry J. (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 comprehensive experimental and simulation study of ignition delay time characteristics of single fuel C1–C2 hydrocarbons over a wide range of temperatures, pressures, equivalence ratios, and dilutions
Baigmohammadi, Mohammadreza; Patel, Vaibhav; Martinez, Sergio; Panigrahy, Snehasish; Ramalingam, Ajoy; Burke, Ultan; Somers, Kieran P.; Heufer, Karl A.; Pekalski, Andrzej; Curran, Henry J. (American Chemical Society, 2020-02-03)A comprehensive experimental and modeling study of the ignition delay time (IDT) characteristics of some single prominent C1–C2 hydrocarbons including methane, ethane, and ethylene has been performed over a wide range of ... -
Comprehensive experimental and simulation study of the ignition delay time characteristics of binary blended methane, ethane, and ethylene over a wide range of temperature, pressure, equivalence ratio, and dilution
Baigmohammadi, Mohammadreza; Patel, Vaibhav; Nagaraja, Shashank; Ramalingam, Ajoy; Martinez, Sergio; Panigrahy, Snehasish; Mohamed, Ahmed Abd El-Sabor; Somers, Kieran P.; Burke, Ultan; Heufer, Karl A.; Pekalski, Andrzej; Curran, Henry J. (American Chemical Society, 2020-06-03)A comprehensive experimental and kinetic modeling study of the ignition delay time (IDT) characteristics of some binary blends of C1–C2 gaseous hydrocarbons such as methane/ethylene, methane/ethane, and ethane/ethylene was ... -
Development of multipurpose skeletal core combustion chemical kinetic mechanisms
Wang, Quan-De; Panigrahy, Snehasish; Yang, Shiyou; Martinez, Sergio; Liang, Jinhu; Curran, Henry J. (American Chemical Society, 2021-03-25)Core combustion kinetic mechanisms for small C0¿C4 fuel molecules are not only of the utmost importance in understanding their individual combustion properties but are also the foundation for the development of kinetic ... -
An experimental and detailed kinetic modeling study of the pyrolysis and oxidation of allene and propyne over a wide range of conditions
Panigrahy, Snehasish; Liang, Jinhu; Kumer Ghosh, Manik; Wang, Quan-De; Zuo, Zhaohong; Nagaraja, Shashank; El-SaborMohamed, A. Abd; Kim, Gihun; Vasu, Subith S.; Curran, Henry J. (Elsevier, 2021-07-27)Allene and propyne are important intermediates in the pyrolysis and oxidation of higher hydrocarbon fuels, and they are also a major source of propargyl radical formation, which can recombine into different C 6 H 6 isomers ... -
An experimental and kinetic modeling study of the auto-ignition of natural gas blends containing C1–C7 alkanes
Mohamed, Ahmed Abd El-Sabor; Panigrahy, Snehasish; Sahu, Amrit Bikram; Bourque, Gilles; Curran, Henry J. (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
Martinez, Sergio; Baigmohammadi, Mohammadreza; Patel, Vaibhav; Panigrahy, Snehasish; Sahu, Amrit B.; Nagaraja, Shashank S.; Ramalingam, Ajoy; Mohamed, A. Abd El-Sabor; Somers, Kieran P.; Heufer, Karl A.; Pekalski, Andrzej; Curran, Henry J. (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 ... -
A fundamental study on the pyrolysis of hydrocarbons
Nagaraja, Shashank S.; Sahu, Amrit B.; Panigrahy, Snehasish; Curran, Henry J. (Elsevier, 2021-07-10)A newly developed detailed chemical kinetic mechanism, NUIGMech1.1, is used to study the pyrolysis of C1 ¿ C7 hydrocarbons at a constant initial fuel concentration in the temperature range 900 ¿ 2000 K. We observe that, ... -
A hierarchical single-pulse shock tube pyrolysis study of C-2-C-6 1-alkenes
Nagaraja, Shashank S.; Liang, Jinhu; Dong, Shijun; Panigrahy, Snehasish; Sahu, Amrit; Kukkadapu, Goutham; Wagnon, Scott W.; Pitz, William J.; Curran, Henry J. (Elsevier, 2020-06-27)A single-pulse shock tube study of the pyrolysis of 2% C-2 - C-6 1-alkenes is presented at 2 bar in the tem-perature range 900-1800 K in the current study. Reactant, intermediate and product species are obtained and ... -
The influence of iso-butene kinetics on the reactivity of di-isobutylene and iso-octane
Lokachari, Nitin; Panigrahy, Snehasish; Kukkadapu, Goutham; Gihun, Kim; Vasu, Subith S.; Pitz, William J.; Curran, Henry J. (Elsevier, 2020-09-06)The continuous development of a core C-0 - C-4 kinetic mechanism generally involves updating it using reliable kinetics and thermodynamics and may also involve the inclusion of missing reaction pathways to improve the ... -
A pyrolysis study of allylic hydrocarbon fuels
Nagaraja, Shashank S.; Kukkadapu, Goutham; Panigrahy, Snehasish; Liang, Jinhu; Lu, Haitao; Pitz, William J.; Curran, Henry J. (Wiley, 2020-08-17)The pyrolysis of selected C3 C5 allylic hydrocarbons has been studied using a single-pulse shock tube. A new single-pulse shock tube has been designed and constructed by recommissioning an existing conventional shock ... -
Understanding the antagonistic effect of methanol as a component in surrogate fuel models: A case study of methanol/n-heptane mixtures
Wu, Yingtao; Panigrahy, Snehasish; Sahu, Amrit B.; Bariki, Chaimae; Beeckmann, Joachim; Liang, Jinhu; Mohamed, Ahmed A. E.; Dong, Shijun; Tang, Chenglong; Pitsch, Heinz; Huang, Zuohua; Curran, Henry J. (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 ...