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Proceedings Papers

Confidence in Flame Impulse Response Estimation From LES With Uncertain Thermal Boundary Conditions

Sagar Kulkarni, Shuai Guo, Camilo F. Silva, Wolfgang Polifke

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A002, June 7–11, 2021

Paper No: GT2021-58352

DOI: https://doi.org/10.1115/GT2021-58352

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Topics: Boundary-value problems, Flames, Impulse (Physics), Uncertainty, Combustion chambers, Temperature, Dynamic response, Stability, Combustion, Dynamics (Mechanics)

Proceedings Papers

A Novel LES-Based Process for NO x Emission Assessment in a Premixed Swirl Stabilized Combustion System

R. Meloni, A. Andreini, P. C. Nassini

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A046, June 7–11, 2021

Paper No: GT2021-59215

DOI: https://doi.org/10.1115/GT2021-59215

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Topics: Combustion systems, Emissions, Nitrogen oxides, Flames, Combustion chambers, Fuels, Combustion, Computational fluid dynamics, Errors, Gas turbines

Proceedings Papers

Experimental Investigation of Dual-Swirl Spray Flame in a Fuel Staged Optical Model Combustor With Laser Diagnostics

Siheng Yang, Jianchen Wang, Zhichao Wang, Meng Han, Yuzhen Lin, Yexin Wang

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A015, June 7–11, 2021

Paper No: GT2021-58706

DOI: https://doi.org/10.1115/GT2021-58706

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Topics: Combustion chambers, Flames, Fuels, Lasers, Sprays

Proceedings Papers

Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations

Jihang Li, Hyunguk Kwon, Drue Seksinsky, Daniel Doleiden, Jacqueline O’Connor, Yuan Xuan, Michel Akiki, James Blust

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A040, June 7–11, 2021

Paper No: GT2021-59117

DOI: https://doi.org/10.1115/GT2021-59117

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Topics: Flames, Simulation, Combustion chambers, Oscillations, Combustion, Flow (Dynamics), Emissions, Gas turbines, Gases, Acoustics

Proceedings Papers

A Numerical Study on the Influence of Hydrogen Addition on Soot Formation in a Laminar Aviation Kerosene (Jet A1) Flame at Elevated Pressure

Mingshan Sun, Zhiwen Gan

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A045, June 7–11, 2021

Paper No: GT2021-59203

DOI: https://doi.org/10.1115/GT2021-59203

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Topics: Aviation, Flames, Hydrogen, Pressure, Soot

Proceedings Papers

CO Emission Modeling in a Heavy Duty Annular Combustor Operating With Natural Gas

R. Meloni, S. Gori, A. Andreini, P. C. Nassini

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A044, June 7–11, 2021

Paper No: GT2021-59202

DOI: https://doi.org/10.1115/GT2021-59202

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Topics: Combustion chambers, Emissions, Modeling, Natural gas, Flames, Equilibrium (Physics), Flamelet generated manifold, Combustion, Design, Flux (Metallurgy)

Proceedings Papers

Transient Thermoacoustic Responses of Methane/Hydrogen Flames in a Pressurized Annular Combustor

Byeonguk Ahn, Thomas Indlekofer, James Dawson, Nicholas Worth

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A017, June 7–11, 2021

Paper No: GT2021-58777

DOI: https://doi.org/10.1115/GT2021-58777

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Topics: Combustion chambers, Flames, Hydrogen, Methane, Transients (Dynamics), Spin (Aerodynamics), Trajectories (Physics)

Proceedings Papers

Optimization of Fuel Nozzle Diameter in a Novel Cross Flow Lean Direct Injection Burner

Kingshuk Chakraborty, S. R. Chakravarthy

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A030, June 7–11, 2021

Paper No: GT2021-59009

DOI: https://doi.org/10.1115/GT2021-59009

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Topics: Combustion, Cross-flow, Fuels, Gas turbines, Jets, Nozzles, Optimization, Swirling flow, Combustion chambers, Flames

Proceedings Papers

Impact of Hydrogen Addition on the Thermoacoustic Instability and Precessing Vortex Core Dynamics in a CH 4 /H 2 /air Technically Premixed Combustor

Anindya Datta, Saarthak Gupta, Santosh Hemchandra, Ianko Chterev, Isaac Boxx

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A018, June 7–11, 2021

Paper No: GT2021-58794

DOI: https://doi.org/10.1115/GT2021-58794

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Topics: Combustion chambers, Dynamics (Mechanics), Hydrogen, Methane, Vortices, Oscillations, Flames, Flow (Dynamics), Fuels, Nozzles

Proceedings Papers

Lean-Blow-Out Simulation of Natural Gas Fueled, Premixed Turbulent Jet Flame Arrays With LES and FGM-Modeling

Alexander Schwagerus, Peter Habisreuther, Nikolaos Zarzalis

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A026, June 7–11, 2021

Paper No: GT2021-58938

DOI: https://doi.org/10.1115/GT2021-58938

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Topics: Flamelet generated manifold, Flames, Functionally graded materials, Modeling, Natural gas, Simulation, Turbulence, Chemistry, Design, Emissions

Proceedings Papers

Delay Identification in Thermoacoustics

F. Gant, G. Ghirardo, A. Cuquel, M. R. Bothien

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A024, June 7–11, 2021

Paper No: GT2021-58903

DOI: https://doi.org/10.1115/GT2021-58903

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Topics: Delays, Thermoacoustics, Flames, Noise (Sound), Acoustics, Combustion, Time series, Damping, Dynamics (Mechanics), Engineering simulation

Proceedings Papers

LES Based CFD Investigation of the Ignition Process in Lean Spray Burner

A. Andreini, M. Amerighi, L. Palanti, B. Facchini

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A053, June 7–11, 2021

Paper No: GT2021-59380

DOI: https://doi.org/10.1115/GT2021-59380

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Topics: Computational fluid dynamics, Ignition, Sprays, Flames, Simulation, Combustion chambers, Combustion, Design, Emissions, Engines

Proceedings Papers

Response of Autoignition-Stabilized Flames to One-Dimensional Disturbances: Intrinsic Response

Harish S. Gopalakrishnan, Andrea Gruber, Jonas Moeck

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A052, June 7–11, 2021

Paper No: GT2021-59351

DOI: https://doi.org/10.1115/GT2021-59351

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Topics: Flames, Acoustics, Combustion chambers, Fluctuations (Physics), Combustion, Oscillations, Temperature, Carbon, Chemistry, Computer simulation

Proceedings Papers

Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially-Premixed Flame

Ashwini Karmarker, Jacqueline O’Connor, Isaac Boxx

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A039, June 7–11, 2021

Paper No: GT2021-59113

DOI: https://doi.org/10.1115/GT2021-59113

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Topics: Flames, Flow (Dynamics), Combustion chambers, Gas turbines, Oscillations, Combustion, Dynamics (Mechanics), Fluctuations (Physics), Fluorescence, Fuels

Proceedings Papers

Dynamic Mesh Adaption for Scale-Resolving Reacting Flow Simulations

Yu Xia, Phil Stopford, Patrick Sharkey, Ishan Verma

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A038, June 7–11, 2021

Paper No: GT2021-59100

DOI: https://doi.org/10.1115/GT2021-59100

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Topics: Combustion, Diffusion (Physics), Eddies (Fluid dynamics), Ejectors, Flamelet generated manifold, Flames, Flow simulation, Resolution (Optics), Simulation, Stress

Proceedings Papers

Flow Fields, Emission and Stabilization in Premixed Centrally-Staged Swirl Flames With Different Air Split Ratios

Tong Su, Yuzhen Lin, Chi Zhang, Xiao Han

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A033, June 7–11, 2021

Paper No: GT2021-59061

DOI: https://doi.org/10.1115/GT2021-59061

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Topics: Emissions, Flames, Flow (Dynamics), Stability

Proceedings Papers

Scale Resolving CFD Investigations of Aerothermal Field and Emissions of a Lean Burn Aeroengine Combustor

S. Paccati, L. Mazzei, A. Andreini, S. Patil, S. Shrivastava, D. Bessette, C. Arguinzoni, R. Yadav

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 7–11, 2021

Paper No: GT2021-59387

DOI: https://doi.org/10.1115/GT2021-59387

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Topics: Combustion chambers, Computational fluid dynamics, Emissions, Reynolds-averaged Navier–Stokes equations, Flames, Nitrogen oxides, Simulation, Aircraft engines, Boundary layers, Chemically reactive flow

Proceedings Papers

Characterization of a Newly Designed Test Bench for Investigations of Flame-Wall-Interaction

Rahand Dalshad, Tobias Sander, Michael Pfitzner

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A043, June 7–11, 2021

Paper No: GT2021-59170

DOI: https://doi.org/10.1115/GT2021-59170

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Topics: Flames, Combustion chambers, Combustion, Heat, Atmospheric pressure, Chemiluminescence, Design, Engines, Fluorescence, Heat conduction

Proceedings Papers

Thermoacoustic Stability Analysis of a Full-Annular Lean Combustor for Heavy-Duty Applications

Daniele Pampaloni, Antonio Andreini, Alessandro Marini, Giovanni Riccio, Gianni Ceccherini

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A049, June 7–11, 2021

Paper No: GT2021-59267

DOI: https://doi.org/10.1115/GT2021-59267

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Topics: Combustion chambers, Stability, Flames, Dynamics (Mechanics), Engineering simulation, Fuels, Gas turbines, Simulation, Boundary-value problems, Combustion systems

Proceedings Papers

Grid Plate Flame Stabilizer for High Intensity Gas Turbine Combustion: The Influence of the Method of Fuel Injection on Mixing, Flame Development and NO x Emissions

José Ramón Quiñonez Arce, Gordon E. Andrews, Alan D. Burns, Naman Al-Dabbagh

Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A032, June 7–11, 2021

Paper No: GT2021-60105

DOI: https://doi.org/10.1115/GT2021-60105

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Topics: Combustion, Computational fluid dynamics, Emissions, Flames, Fuels, Gas turbines, Nitrogen oxides

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NARROW

Confidence in Flame Impulse Response Estimation From LES With Uncertain Thermal Boundary Conditions

A Novel LES-Based Process for NO x Emission Assessment in a Premixed Swirl Stabilized Combustion System

Experimental Investigation of Dual-Swirl Spray Flame in a Fuel Staged Optical Model Combustor With Laser Diagnostics

Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations

A Numerical Study on the Influence of Hydrogen Addition on Soot Formation in a Laminar Aviation Kerosene (Jet A1) Flame at Elevated Pressure

CO Emission Modeling in a Heavy Duty Annular Combustor Operating With Natural Gas

Transient Thermoacoustic Responses of Methane/Hydrogen Flames in a Pressurized Annular Combustor

Optimization of Fuel Nozzle Diameter in a Novel Cross Flow Lean Direct Injection Burner

Impact of Hydrogen Addition on the Thermoacoustic Instability and Precessing Vortex Core Dynamics in a CH 4 /H 2 /air Technically Premixed Combustor

Lean-Blow-Out Simulation of Natural Gas Fueled, Premixed Turbulent Jet Flame Arrays With LES and FGM-Modeling

Delay Identification in Thermoacoustics

LES Based CFD Investigation of the Ignition Process in Lean Spray Burner

Response of Autoignition-Stabilized Flames to One-Dimensional Disturbances: Intrinsic Response

Relative Effects of Velocity- and Mixture-Coupling in a Thermoacoustically Unstable, Partially-Premixed Flame

Dynamic Mesh Adaption for Scale-Resolving Reacting Flow Simulations

Flow Fields, Emission and Stabilization in Premixed Centrally-Staged Swirl Flames With Different Air Split Ratios

Scale Resolving CFD Investigations of Aerothermal Field and Emissions of a Lean Burn Aeroengine Combustor

Characterization of a Newly Designed Test Bench for Investigations of Flame-Wall-Interaction

Thermoacoustic Stability Analysis of a Full-Annular Lean Combustor for Heavy-Duty Applications

Grid Plate Flame Stabilizer for High Intensity Gas Turbine Combustion: The Influence of the Method of Fuel Injection on Mixing, Flame Development and NO x Emissions

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