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James R. Dawson
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Proceedings Papers

Complete Dynamics From Ignition to Stabilization of a Lean Hydrogen Flame With Thickened Flame Model

Matteo Amerighi, Giada Senatori, Tarik Yahou, Thierry Schuller, James R. Dawson, Antonio Andreini
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A056, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128975
https://doi.org/10.1115/GT2024-128975
View Paper titled, Complete Dynamics From Ignition to Stabilization of a Lean Hydrogen Flame With Thickened Flame Model
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Topics: Dynamics (Mechanics), Flames, Hydrogen, Ignition, Thermal diffusion, Carbon, Combustion, Dynamic response, Engineering simulation, Fluctuations (Physics)
Journal Articles

The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames

Tarik Yahou, Thierry Schuller, James R. Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011023.
Paper No: GTP-23-1502
https://doi.org/10.1115/1.4063538
Published Online: November 28, 2023
View Articletitled, The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames
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Journal Articles

The Effect of Methane–Ammonia and Methane–Hydrogen Blends on Ignition and Light-Around in an Annular Combustor

Yi Hao Kwah, Samuel Wiseman, James R. Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111018.
Paper No: GTP-23-1321
https://doi.org/10.1115/1.4063315
Published Online: September 29, 2023
View Articletitled, The Effect of Methane–Ammonia and Methane–Hydrogen Blends on Ignition and Light-Around in an Annular Combustor
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Topics: Combustion chambers, Ejectors, Flames, Fuels, Ignition, Methane, Hydrogen, Fossil fuels
Journal Articles

The Effect of Hydrogen on Nonlinear Flame Saturation

Eirik Æsøy, Thomas Indlekofer, Mirko R. Bothien, James R. Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111019.
Paper No: GTP-23-1324
https://doi.org/10.1115/1.4063316
Published Online: September 29, 2023
View Articletitled, The Effect of Hydrogen on Nonlinear Flame Saturation
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Topics: Flames, Hydrogen
Proceedings Papers

The Effect of Methane-Ammonia and Methane-Hydrogen Blends on Ignition and Light-Around in an Annular Combustor

Yi Hao Kwah, Samuel Wiseman, James R. Dawson
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101255
https://doi.org/10.1115/GT2023-101255
View Paper titled, The Effect of Methane-Ammonia and Methane-Hydrogen Blends on Ignition and Light-Around in an Annular Combustor
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Topics: Combustion chambers, Hydrogen, Ignition, Methane, Flames, Fossil fuels, Fuels, Chemiluminescence, Dynamics (Mechanics), Natural gas
Proceedings Papers

The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames

Tarik Yahou, Thierry Schuller, James R. Dawson
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A039, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101785
https://doi.org/10.1115/GT2023-101785
View Paper titled, The Effect of Ignition Procedure on Flashback of Hydrogen-Enriched Flames
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Topics: Flames, Hydrogen, Ignition, Fuels, Pressure, Methane, Dynamics (Mechanics), Flow (Dynamics), Chemiluminescence, Combustion
Proceedings Papers

The Effect of Hydrogen on Non-Linear Flame Saturation

Eirik Æsøy, Thomas Indlekofer, Mirko R. Bothien, James R. Dawson
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A053, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103741
https://doi.org/10.1115/GT2023-103741
View Paper titled, The Effect of Hydrogen on Non-Linear Flame Saturation
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Topics: Dynamics (Mechanics), Flames, Hydrogen
Journal Articles

Flame Transfer Functions for Turbulent, Premixed, Ammonia-Hydrogen-Nitrogen-Air Flames

Samuel Wiseman, Andrea Gruber, James R. Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031015.
Paper No: GTP-22-1473
https://doi.org/10.1115/1.4055754
Published Online: December 5, 2022
View Articletitled, Flame Transfer Functions for Turbulent, Premixed, Ammonia-Hydrogen-Nitrogen-Air Flames
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Topics: Flames, Fluctuations (Physics), Transfer functions, Flow (Dynamics)
Proceedings Papers

Effect of Strong Azimuthal Swirl on Ignition and Light-Around in an Annular Combustor

Yi Hao Kwah, Pasquale Walter Agostinelli, Stéphane Richard, Gorka Exilard, Stéphane Pascaud, Laurent Gicquel, James R. Dawson
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79181
https://doi.org/10.1115/GT2022-79181
View Paper titled, Effect of Strong Azimuthal Swirl on Ignition and Light-Around in an Annular Combustor
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Topics: Combustion chambers, Ignition, Ejectors, Annulus, Dynamics (Mechanics), Flames, Flow (Dynamics), Gates (Closures), Chemiluminescence, Design
Proceedings Papers

Flame Transfer Functions for Turbulent, Premixed, Ammonia-Hydrogen-Nitrogen-Air Flames

Samuel Wiseman, Andrea Gruber, James R. Dawson
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A049, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83298
https://doi.org/10.1115/GT2022-83298
View Paper titled, Flame Transfer Functions for Turbulent, Premixed, Ammonia-Hydrogen-Nitrogen-Air Flames
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Topics: Flames, Hydrogen, Nitrogen, Transfer functions, Turbulence, Methane, Gas turbines, Fuels, Chemiluminescence, Collapse
Journal Articles

Effect of Strong Azimuthal Swirl on Ignition and Light-Around in an Annular Combustor

Yi Hao Kwah, Pasquale Walter Agostinelli, Stephane Richard, Gorka Exilard, Stephane Pascaud, Laurent Gicquel, James R. Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111010.
Paper No: GTP-22-1297
https://doi.org/10.1115/1.4055459
Published Online: September 21, 2022
View Articletitled, Effect of Strong Azimuthal Swirl on Ignition and Light-Around in an Annular Combustor
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Topics: Ejectors, Flames, Ignition, Combustion chambers
Journal Articles

Acoustic-Convective Interference in Transfer Functions of Methane/Hydrogen and Pure Hydrogen Flames

Eirik Æsøy, José G. Aguilar, Mirko R. Bothien, Nicholas A. Worth, James R. Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121017.
Paper No: GTP-21-1297
https://doi.org/10.1115/1.4051960
Published Online: October 12, 2021
View Articletitled, Acoustic-Convective Interference in Transfer Functions of Methane/Hydrogen and Pure Hydrogen Flames
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Topics: Flames, Transfer functions, Flow (Dynamics), Hydrogen, Acoustics, Screws
Proceedings Papers

Acoustic-Convective Interference In Transfer Functions of Methane/Hydrogen and Pure Hydrogen Flames

Eirik Æsøy, José G. Aguilar, Mirko R. Bothien, Nicholas A. Worth, James R. Dawson
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A028, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60058
https://doi.org/10.1115/GT2021-60058
View Paper titled, Acoustic-Convective Interference In Transfer Functions of Methane/Hydrogen and Pure Hydrogen Flames
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Topics: Acoustics, Flames, Hydrogen, Methane, Transfer functions, Flow (Dynamics), Ejectors, Screws, Excitation, Geometry
Proceedings Papers

Numerical and Experimental Flame Stabilization Analysis in the New Spinning Combustion Technology Framework

Pasquale Walter Agostinelli, Yi Hao Kwah, Stephane Richard, Gorka Exilard, James R. Dawson, Laurent Gicquel, Thierry Poinsot
Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A058, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15035
https://doi.org/10.1115/GT2020-15035
View Paper titled, Numerical and Experimental Flame Stabilization Analysis in the New Spinning Combustion Technology Framework
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Topics: Combustion technologies, Flames, Spin (Aerodynamics), Spinning (Textile), Combustion chambers, Climate change, Combustion, Engines, Fuel injectors, Aviation
Proceedings Papers

Flame and Flow Dynamics of a Self-Excited, Standing Wave Circumferential Instability in a Model Annular Gas Turbine Combustor

Jacqueline O’Connor, Nicholas A. Worth, James R. Dawson
Proc. ASME. GT2013, Volume 1B: Combustion, Fuels and Emissions, V01BT04A063, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95897
https://doi.org/10.1115/GT2013-95897
View Paper titled, Flame and Flow Dynamics of a Self-Excited, Standing Wave Circumferential Instability in a Model Annular Gas Turbine Combustor
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Topics: Combustion chambers, Flames, Flow (Dynamics), Gas turbines, Standing waves, Pressure, Dynamics (Mechanics), Fluctuations (Physics), Waves, Chemiluminescence