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Proceedings Papers

Sensitivity Study on Species Diffusion Models in Turbulent Combustion of Hydrogen/air Jet in Crossflow Structure

Xiaoxiao Sun, Harry Martin, Pierre Gauthier, Bobby Sethi
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A018, June 13–17, 2022
Paper No: GT2022-83097
DOI: https://doi.org/10.1115/GT2022-83097
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Topics: Air jets, Combustion, Diffusion (Physics), Hydrogen, Turbulence, Flames, Reynolds-averaged Navier–Stokes equations, Flamelet generated manifold, Functionally graded materials, Temperature
Proceedings Papers

Validation and Assessment of a Numerical Methodology for Turbulent Liquid Fuel Jets in High-Speed Crossflow

Malika Zghal, Xiaoxiao Sun, Pierre Gauthier, Vishal Sethi
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A019, June 13–17, 2022
Paper No: GT2022-83166
DOI: https://doi.org/10.1115/GT2022-83166
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Topics: Computational fluid dynamics, Fuels, Gas turbines, Jets, Turbulence
Journal Articles

Analysis of Auto-Ignition Chemistry in Aeroderivative Premixers at Engine Conditions

Sandeep Jella, Gilles Bourque, Pierre Gauthier, Philippe Versailles, Jeffrey Bergthorson, Ji-Woong Park, Tianfeng Lu, Snehashish Panigrahy, Henry Curran
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111024.
Paper No: GTP-20-1787
DOI: https://doi.org/10.1115/1.4051460
Published Online: October 13, 2021
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Topics: Chemistry, Explosives, Flames, Fuels, Ignition, Methane, Engines, Temperature, Turbulence, Low temperature
Proceedings Papers

Numerical Investigation of Potential Cause of Instabilities in a Hydrogen Micromix Injector Array

Xiaoxiao Sun, David Abbott, Abhay Vir Singh, Pierre Gauthier, Bobby Sethi
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A012, June 7–11, 2021
Paper No: GT2021-59842
DOI: https://doi.org/10.1115/GT2021-59842
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Topics: Combustion, Ejectors, Hydrogen
Proceedings Papers

Thermoacoustic Behaviour of a Hydrogen Micromix Aviation Gas Turbine Combustor Under Typical Flight Conditions

David Abbot, Alessandro Giannotta, Xiaoxiao Sun, Pierre Gauthier, Vishal Sethi
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T03A013, June 7–11, 2021
Paper No: GT2021-59844
DOI: https://doi.org/10.1115/GT2021-59844
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Topics: Aviation, Combustion, Combustion chambers, Flight, Gas turbines, Hydrogen
Proceedings Papers

Characterising Hydrogen Micromix Flames: Combustion Model Calibration and Evaluation

Marcos López-Juárez, Xiaoxiao Sun, Bobby Sethi, Pierre Gauthier, David Abbott
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T03A008, September 21–25, 2020
Paper No: GT2020-14893
DOI: https://doi.org/10.1115/GT2020-14893
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Topics: Calibration, Combustion, Flamelet generated manifold, Flames, Functionally graded materials, Hydrogen
Proceedings Papers

Numerical Investigation Into the Impact of Injector Geometrical Design Parameters on Hydrogen Micromix Combustion Characteristics

Xiaoxiao Sun, Parash Agarwal, Francesco Carbonara, David Abbott, Pierre Gauthier, Bobby Sethi
Proc. ASME. GT2020, Volume 3: Ceramics; Coal, Biomass, Hydrogen, and Alternative Fuels, V003T03A015, September 21–25, 2020
Paper No: GT2020-16084
DOI: https://doi.org/10.1115/GT2020-16084
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Topics: Combustion, Design, Ejectors, Hydrogen
Proceedings Papers

Analysis of Autoignition Chemistry in Aeroderivative Premixers at Engine Conditions

Sandeep Jella, Gilles Bourque, Pierre Gauthier, Philippe Versailles, Jeffrey Bergthorson, Ji-Woong Park, Tianfeng Lu, Snehashish Panigrahy, Henry Curran
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A023, September 21–25, 2020
Paper No: GT2020-15697
DOI: https://doi.org/10.1115/GT2020-15697
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Topics: Chemistry, Engines, Explosives, Flames, Fuels, Risk, Ethers (Class of compounds), Ignition delay, Methane, Chemical kinetics
Proceedings Papers

Numerical Studies of Novel Aero Engine Secondary Combustors for Low-NOx Emissions

Andrew Rolt, Victor Martínez Bueno, Mirko Romanelli, Xiaoxiao Sun, Pierre Gauthier, Vishal Sethi, Cesar Celis
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A042, September 21–25, 2020
Paper No: GT2020-16081
DOI: https://doi.org/10.1115/GT2020-16081
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Topics: Aircraft engines, Combustion chambers, Emissions, Nitrogen oxides
Proceedings Papers

Comparison of Hydrogen Micromix Flame Transfer Functions Determined Using RANS and LES

Jonathan McClure, David Abbott, Parash Agarwal, Xiaoxiao Sun, Giulia Babazzi, Vishal Sethi, Pierre Gauthier
Proc. ASME. GT2019, Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T03A009, June 17–21, 2019
Paper No: GT2019-90538
DOI: https://doi.org/10.1115/GT2019-90538
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Topics: Flames, Hydrogen, Reynolds-averaged Navier–Stokes equations, Transfer functions, Combustion systems, Computational fluid dynamics, Combustion chambers, Acoustics, Design, Diffusion flames
Journal Articles

Large Eddy Simulation of a Pressurized, Partially Premixed Swirling Flame With Finite-Rate Chemistry

Sandeep Jella, Pierre Gauthier, Gilles Bourque, Jeffrey Bergthorson, Ghenadie Bulat, Jim Rogerson, Suresh Sadasivuni
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 111505.
Paper No: GTP-17-1387
DOI: https://doi.org/10.1115/1.4040007
Published Online: July 10, 2018
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Topics: Cascades (Fluid dynamics), Chemistry, Energy dissipation, Flames, Flow (Dynamics), Large eddy simulation, Turbulence, Temperature, Reynolds-averaged Navier–Stokes equations, Eddies (Fluid dynamics)
Proceedings Papers

Large Eddy Simulations of a Pressurized, Partially-Premixed Swirling Flame With Finite-Rate Chemistry

Sandeep Jella, Pierre Gauthier, Gilles Bourque, Jeffrey Bergthorson, Ghenadie Bulat, Jim Rogerson, Suresh Sadasivuni
Proc. ASME. GT2017, Volume 4B: Combustion, Fuels and Emissions, V04BT04A077, June 26–30, 2017
Paper No: GT2017-65256
DOI: https://doi.org/10.1115/GT2017-65256
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Topics: Chemistry, Flames, Large eddy simulation, Swirling flow, Cascades (Fluid dynamics), Combustion, Combustion chambers, Eddies (Fluid dynamics), Gas turbines, Turbulence
Proceedings Papers

CFD Predictions of CO Emission Trends in an Industrial Gas Turbine Combustor

Sandeep Jella, Pierre Gauthier, Marius Paraschivoiu
Proc. ASME. GT2010, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 951-960, June 14–18, 2010
Paper No: GT2010-23196
DOI: https://doi.org/10.1115/GT2010-23196
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Topics: Combustion chambers, Computational fluid dynamics, Emissions, Industrial gases, Turbines, Turbulence, Flames, Chemistry, Combustion, Flow (Dynamics)