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Ramees K. Rahman
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Journal Articles

Experimental Ignition Delay Time Measurements and Chemical Kinetics Modeling of Hydrogen/Ammonia/Natural Gas Fuels

Jessica B. Baker, Ramees K. Rahman, Michael Pierro, Jacklyn Higgs, Justin Urso, Cory Kinney, Subith Vasu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041002.
Paper No: GTP-22-1321
DOI: https://doi.org/10.1115/1.4055721
Published Online: December 8, 2022
View Article titled, Experimental Ignition Delay Time Measurements and Chemical Kinetics Modeling of Hydrogen/Ammonia/Natural Gas Fuels
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Topics: Hydrogen, Ignition delay, Natural gas, Oxidation, Shock tubes, Fuels, High temperature, Combustion, Temperature
Proceedings Papers

Autoignition Delay Time Measurements and Chemical Kinetic Modeling of Hydrogen/Ammonia/Natural Gas Mixtures

Jessica B. Baker, Ramees K. Rahman, Michael Pierro, Jacklyn Higgs, Justin Urso, Cory Kinney, Subith Vasu
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A008, June 13–17, 2022
Paper No: GT2022-81004
DOI: https://doi.org/10.1115/GT2022-81004
View Paper titled, Autoignition Delay Time Measurements and Chemical Kinetic Modeling of Hydrogen/Ammonia/Natural Gas Mixtures
Click here to open pdf in another window PDF for Autoignition Delay Time Measurements and Chemical Kinetic Modeling of Hydrogen/Ammonia/Natural Gas Mixtures
Topics: Delays, Hydrogen, Ignition delay, Modeling, Natural gas, Shock tubes
Proceedings Papers

Influence of Equation-of-States on Supercritical CO2 Combustion

K. R. V. (Raghu) Manikantachari, Scott M. Martin, Ramees K. Rahman, Carlos Velez, Subith S. Vasu
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A020, September 21–25, 2020
Paper No: GT2020-16284
DOI: https://doi.org/10.1115/GT2020-16284
View Paper titled, Influence of Equation-of-States on Supercritical CO2 Combustion
Click here to open pdf in another window PDF for Influence of Equation-of-States on Supercritical CO2 Combustion
Topics: Combustion, Supercritical carbon dioxide, Modeling, Simulation, Combustion chambers, Cycles, Flames, Carbon capture and storage, Compressibility, Density
Proceedings Papers

Capturing the Effects of NO x and SO x Impurities on Oxy-Combustion Under Supercritical CO 2 Conditions for Coal-Derived Syngas and Natural Gas Mixtures

Ramees K. Rahman, Samuel Barak, K. R. V. (Raghu) Manikantachari, Erik Ninnemann, Ashvin Hosangadi, Andrea Zambon, Subith S. Vasu
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T03A004, September 21–25, 2020
Paper No: GT2020-14337
DOI: https://doi.org/10.1115/GT2020-14337
View Paper titled, Capturing the Effects of NO x and SO x Impurities on Oxy-Combustion Under Supercritical CO 2 Conditions for Coal-Derived Syngas and Natural Gas Mixtures
Click here to open pdf in another window PDF for Capturing the Effects of NO x and SO x Impurities on Oxy-Combustion Under Supercritical CO 2 Conditions for Coal-Derived Syngas and Natural Gas Mixtures
Topics: Coal, Combustion, Natural gas, Nitrogen oxides, Supercritical carbon dioxide, Syngas, Combustion chambers, High pressure (Physics), Methane, Carbon dioxide
Journal Articles

Influence of Equation-of-States on Supercritical CO 2 Combustion Mixtures

K.R.V. (Raghu) Manikantachari, Ramees K. Rahman, Scott M. Martin, Carlos Velez, Subith S. Vasu
Journal: Journal of Energy Resources Technology
Article Type: Research Papers
J. Energy Resour. Technol. June 2021, 143(6): 062106.
Paper No: JERT-20-1667
DOI: https://doi.org/10.1115/1.4048666
Published Online: October 27, 2020
View Article titled, Influence of Equation-of-States on Supercritical CO 2 Combustion Mixtures
Click here to open pdf in another window PDF for Influence of Equation-of-States on Supercritical CO 2 Combustion Mixtures
Topics: Carbon dioxide, Combustion, Flames, Flow (Dynamics), Simulation, Temperature, Supercritical carbon dioxide, Density, Modeling
Journal Articles

Probing the Effects of NO x and SO x Impurities on Oxy-Fuel Combustion in Supercritical CO 2 : Shock Tube Experiments and Chemical Kinetic Modeling

Ramees K. Rahman, Samuel Barak, K.R.V. (Raghu) Manikantachari, Erik Ninnemann, Ashvin Hosangadi, Andrea Zambon, Subith S. Vasu
Journal: Journal of Energy Resources Technology
Article Type: Research Papers
J. Energy Resour. Technol. December 2020, 142(12): 122302.
Paper No: JERT-20-1282
DOI: https://doi.org/10.1115/1.4047314
Published Online: June 12, 2020
View Article titled, Probing the Effects of NO x and SO x Impurities on Oxy-Fuel Combustion in Supercritical CO 2 : Shock Tube Experiments and Chemical Kinetic Modeling
Click here to open pdf in another window PDF for Probing the Effects of NO x and SO x Impurities on Oxy-Fuel Combustion in Supercritical CO 2 : Shock Tube Experiments and Chemical Kinetic Modeling
Topics: Chemistry, Combustion, High pressure (Physics), Ignition delay, Methane, Nitrogen oxides, Oxidation, Shock tubes, Supercritical carbon dioxide, Modeling
Journal Articles

A General Study of Counterflow Diffusion Flames for Supercritical CO 2 Combustion

K. R. V. Manikantachari, Scott Martin, Ramees K. Rahman, Carlos Velez, Subith Vasu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2019, 141(12): 121020.
Paper No: GTP-19-1538
DOI: https://doi.org/10.1115/1.4045195
Published Online: November 19, 2019
View Article titled, A General Study of Counterflow Diffusion Flames for Supercritical CO 2 Combustion
Click here to open pdf in another window PDF for A General Study of Counterflow Diffusion Flames for Supercritical CO 2 Combustion
Topics: Carbon dioxide, Combustion, Diffusion flames, Flames, Modeling, Pressure, Prandtl number, Energy dissipation, Scalars, Temperature
Proceedings Papers

A General Study of Counterflow Diffusion Flames for Supercritical CO2 Mixtures

K. R. V. Manikantachari, Scott Martin, Ramees K. Rahman, Carlos Velez, Subith Vasu
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A021, June 17–21, 2019
Paper No: GT2019-90332
DOI: https://doi.org/10.1115/GT2019-90332
View Paper titled, A General Study of Counterflow Diffusion Flames for Supercritical CO2 Mixtures
Click here to open pdf in another window PDF for A General Study of Counterflow Diffusion Flames for Supercritical CO2 Mixtures
Topics: Diffusion flames, Supercritical carbon dioxide, Carbon dioxide, Flames, Combustion, Prandtl number, Pressure, Chemistry, Flow (Dynamics), Accounting