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Ramees K. Rahman
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Journal Articles

Hydrogen and Ammonia Blending with Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation At Gas Turbine Relevant Conditions

Accepted Manuscript
Michael Pierro, Justin Urso, Ramees K. Rahman, Christopher W Dennis, Marley Albright, Jonathan McGaunn, Cory Kinney, Subith Vasu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1434
https://doi.org/10.1115/1.4063789
Published Online: October 17, 2023
View Article titled, Hydrogen and Ammonia Blending with Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation At Gas Turbine Relevant Conditions
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Topics: Gas turbines, Hydrogen, Ignition delay, Model validation, Natural gas, Temperature, Chemistry, Combustion, Combustion chambers, High pressure (Physics)
Proceedings Papers

Flame Speed Measurements of Ammonia-Hydrogen Mixtures for Gas-Turbines

Louis Yovino, Gihun Kim, Ramees K. Rahman, Michael Pierro, Subith S. Vasu, Mark Winquist, Ganesan Subbaraman, Robert Steele
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100998
https://doi.org/10.1115/GT2023-100998
View Paper titled, Flame Speed Measurements of Ammonia-Hydrogen Mixtures for Gas-Turbines
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Topics: Combustion, Flames, Gas turbines, Hydrogen
Proceedings Papers

Hydrogen and Ammonia Blending With Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions

Michael Pierro, Justin Urso, Ramees K. Rahman, Christopher Dennis, Marley Albright, Jonathan McGaunn, Cory Kinney, Subith S. Vasu
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100992
https://doi.org/10.1115/GT2023-100992
View Paper titled, Hydrogen and Ammonia Blending With Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions
Open the PDF for Hydrogen and Ammonia Blending With Natural Gas: Ignition Delay Times and Chemical Kinetic Model Validation at Gas Turbine Relevant Conditions in another window
Topics: Gas turbines, Hydrogen, Ignition delay, Model validation, Natural gas, Shock tubes
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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041002.
Paper No: GTP-22-1321
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81004
https://doi.org/10.1115/GT2022-81004
View Paper titled, Autoignition Delay Time Measurements and Chemical Kinetic Modeling of Hydrogen/Ammonia/Natural Gas Mixtures
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Topics: Delays, Hydrogen, Ignition delay, Modeling, Natural gas, Shock tubes
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14337
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
Open the 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 in another window
Topics: Coal, Combustion, Natural gas, Nitrogen oxides, Supercritical carbon dioxide, Syngas, Combustion chambers, High pressure (Physics), Methane, Carbon dioxide
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16284
https://doi.org/10.1115/GT2020-16284
View Paper titled, Influence of Equation-of-States on Supercritical CO2 Combustion
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Topics: Combustion, Supercritical carbon dioxide, Modeling, Simulation, Combustion chambers, Cycles, Flames, Carbon capture and storage, Compressibility, Density
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
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. June 2021, 143(6): 062106.
Paper No: JERT-20-1667
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
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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
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. December 2020, 142(12): 122302.
Paper No: JERT-20-1282
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
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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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2019, 141(12): 121020.
Paper No: GTP-19-1538
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
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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
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90332
https://doi.org/10.1115/GT2019-90332
View Paper titled, A General Study of Counterflow Diffusion Flames for Supercritical CO2 Mixtures
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Topics: Diffusion flames, Supercritical carbon dioxide, Carbon dioxide, Flames, Combustion, Prandtl number, Pressure, Chemistry, Flow (Dynamics), Accounting