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Proceedings Papers

Influence of Steam and Elevated Ambient Conditions on N 2 O in a Premixed Swirling NH 3 /H 2 Flame

Daniel Pugh, Philip Bowen, Burak Goktepe, Anthony Giles, Syed Mashruk, Agustin Valera Medina, Steven Morris
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A064, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102452
https://doi.org/10.1115/GT2023-102452
View Paper titled, Influence of Steam and Elevated Ambient Conditions on N 2 O in a Premixed Swirling NH 3 /H 2 Flame
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Topics: Combustion chambers, Emissions, Flames, Fuels, Steam, Swirling flow, Turbulence
Proceedings Papers

Stabilization and Dynamics of Pure Hydrogen Swirling Flames Using Cross-Flow Injection

Nicolas Vaysse, Daniel Durox, Ronan Vicquelin, Sébastien Candel, Antoine Renaud
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A043, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101977
https://doi.org/10.1115/GT2023-101977
View Paper titled, Stabilization and Dynamics of Pure Hydrogen Swirling Flames Using Cross-Flow Injection
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Topics: Combustion, Cross-flow, Dynamics (Mechanics), Flames, Hydrogen, Swirling flow
Proceedings Papers

Intermittency of Flame Structure and Thermo-Acoustic Behavior in a Staged Multipoint Injector Using Liquid Fuel

Marie Truffot, Antoine Renaud, Laurent Zimmer, Franck Richecoeur, Alain Cayre, Yoann Méry
Proc. ASME. GT2023, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A062, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102446
https://doi.org/10.1115/GT2023-102446
View Paper titled, Intermittency of Flame Structure and Thermo-Acoustic Behavior in a Staged Multipoint Injector Using Liquid Fuel
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Topics: Acoustics, Ejectors, Flames, Fuels, Fluctuations (Physics), Shapes, Atmospheric pressure, Bifurcation, Combustion, Combustion chambers
Proceedings Papers

Mechanisms Leading to Stabilization and Incomplete Combustion in Lean CH 4 /H 2 Swirling Wall-Impinging Flames

Luming Fan, Bruno Savard, Benoît Fond, Antoine Durocher, Jeffrey Bergthorson, Spencer Carlyle, Patrizio Vena
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A073, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104140
https://doi.org/10.1115/GT2023-104140
View Paper titled, Mechanisms Leading to Stabilization and Incomplete Combustion in Lean CH 4 /H 2 Swirling Wall-Impinging Flames
Open the PDF for Mechanisms Leading to Stabilization and Incomplete Combustion in Lean CH 4 /H 2 Swirling Wall-Impinging Flames in another window
Topics: Combustion, Flames, Methane, Swirling flow
Proceedings Papers

Reacting Flow Prediction of the Low-Swirl Lifted Flame in an Aeronautical Combustor With Angular Air Supply

Sven Hoffmann, Rainer Koch, Hans-Jörg Bauer
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A041, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103459
https://doi.org/10.1115/GT2023-103459
View Paper titled, Reacting Flow Prediction of the Low-Swirl Lifted Flame in an Aeronautical Combustor With Angular Air Supply
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Topics: Combustion chambers, Flames, Flow (Dynamics), Combustion, Fuels, Aircraft engines, Emissions, Exhaust gas recirculation, Stability, Chemistry
Proceedings Papers

Design of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number

Mattias Ettore Giulio Eck, Philipp Maximilian zur Nedden, Jakob Georg Raimund von Saldern, Alessandro Orchini, Christian Oliver Paschereit
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103062
https://doi.org/10.1115/GT2023-103062
View Paper titled, Design of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number
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Topics: Actuators, Air flow, Combustion chambers, Design, Dynamics (Mechanics), Flames, Flow (Dynamics), Flow control, Flow simulation, Momentum
Proceedings Papers

Towards Scales Resolving Direct Simulation of a Hydrogen/Air Lean Premixed Flame With Swirler-Induced Turbulence

Gan Xiao, Paul Palies
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A033, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103232
https://doi.org/10.1115/GT2023-103232
View Paper titled, Towards Scales Resolving Direct Simulation of a Hydrogen/Air Lean Premixed Flame With Swirler-Induced Turbulence
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Topics: Combustion, Flames, Hydrogen, Simulation, Swirling flow, Turbulence
Proceedings Papers

Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions

Giulia Babazzi, Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81360
https://doi.org/10.1115/GT2022-81360
View Paper titled, Film Cooling and Cold Streaks Tracking on a Fully Cooled Nozzle Guide Vane Under Representative Combustor Outflow Conditions
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Topics: Combustion chambers, Film cooling, Nozzle guide vanes, Outflow, Cascades (Fluid dynamics), Design, Flow (Dynamics), Temperature, Turbines, Cooling systems
Proceedings Papers

Dynamic Response of Stratified Flames to Acoustic Excitation in a Multi-Swirler Model Combustor

Weijie Liu, Ming Jin, Bing Ge, Ranran Xue, He Su, Shusheng Zang
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A035, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82871
https://doi.org/10.1115/GT2022-82871
View Paper titled, Dynamic Response of Stratified Flames to Acoustic Excitation in a Multi-Swirler Model Combustor
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Topics: Acoustics, Combustion chambers, Dynamic response, Excitation, Flames, Flow (Dynamics), Principal component analysis, Swirling flow, Transfer functions
Proceedings Papers

Accurate Prediction of Confined Turbulent Boundary Layer Flashback Through a Critically Strained Flame Model

Alex G. Novoselov, Dominik Ebi, Nicolas Noiray
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A023, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82506
https://doi.org/10.1115/GT2022-82506
View Paper titled, Accurate Prediction of Confined Turbulent Boundary Layer Flashback Through a Critically Strained Flame Model
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Topics: Boundary layer turbulence, Flames, Hydrogen, Swirling flow, Boundary layers, Gas turbines, Carbon, Combustion, Design, Dynamics (Mechanics)
Proceedings Papers

The Effect of Rectangular Confinement Aspect Ratio on the Flame Transfer Function of a Turbulent Swirling Flame

Aksel Ånestad, Byeonguk Ahn, Håkon T. Nygård, Nicholas A. Worth
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A041, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83014
https://doi.org/10.1115/GT2022-83014
View Paper titled, The Effect of Rectangular Confinement Aspect Ratio on the Flame Transfer Function of a Turbulent Swirling Flame
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Topics: Flames, Swirling flow, Transfer functions, Turbulence, Dynamics (Mechanics), Flow (Dynamics), Heat, Oscillations, Shapes
Proceedings Papers

Analysis of the NO x Emissions Deriving From Hydrogen/Air Combustion in a Swirling Non-Premixed Annular Micro-Combustor

Luca Mazzotta, Francesca Di Gruttola, Orlando Palone, Gabriele Guglielmo Gagliardi, Domenico Borello
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A009, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81131
https://doi.org/10.1115/GT2022-81131
View Paper titled, Analysis of the NO x Emissions Deriving From Hydrogen/Air Combustion in a Swirling Non-Premixed Annular Micro-Combustor
Open the PDF for Analysis of the NO x Emissions Deriving From Hydrogen/Air Combustion in a Swirling Non-Premixed Annular Micro-Combustor in another window
Topics: Combustion, Combustion chambers, Emissions, Hydrogen, Nitrogen oxides, Swirling flow
Proceedings Papers

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Byeonguk Ahn, Kyu Tae Kim
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-79706
https://doi.org/10.1115/GT2022-79706
View Paper titled, Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames
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Topics: Combustion, Flames, Sprays, Pressure, Diffusion flames, Flow (Dynamics), Heat, Oscillations, Atmospheric pressure, Combustion chambers
Proceedings Papers

A Computational Investigation of Wall-Film Formation by an Impinging Liquid Jet in Crossflow

Gina M. Magnotti, Brandon A. Sforzo, Christopher F. Powell
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A030, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80993
https://doi.org/10.1115/GT2022-80993
View Paper titled, A Computational Investigation of Wall-Film Formation by an Impinging Liquid Jet in Crossflow
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Topics: Adhesion, Algebra, Aluminum plate, Bubbles, Combustion, Combustion chambers, Emissions, Film thickness, Fluids, Fuels
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

Hysteresis and Bi-Stability in Transversely Excited Swirling Flows

Ravi Gupta, Rajat Gohiya, Chandan Vempati, Santosh Hemchandra, Pratikash Panda
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A025, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80771
https://doi.org/10.1115/GT2022-80771
View Paper titled, Hysteresis and Bi-Stability in Transversely Excited Swirling Flows
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Topics: Acoustics, Stability, Swirling flow
Proceedings Papers

Effect of Flare Geometry on the Flow Field of Radial-Radial Swirlers

Ayşe Bay, Fırat Kıyıcı, Mustafa Perçin
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A047, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83234
https://doi.org/10.1115/GT2022-83234
View Paper titled, Effect of Flare Geometry on the Flow Field of Radial-Radial Swirlers
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Topics: Flow (Dynamics), Geometry, Swirling flow, Combustion chambers, Computer simulation, Mode shapes, Pressure gradient, Rotation
Proceedings Papers

Azimuthal Instabilities of an Annular Combustor With Different Swirling Injectors

Preethi Rajendram Soundararajan, Daniel Durox, Antoine Renaud, Sébastien Candel
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A016, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82281
https://doi.org/10.1115/GT2022-82281
View Paper titled, Azimuthal Instabilities of an Annular Combustor With Different Swirling Injectors
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Topics: Combustion chambers, Ejectors, Flames, Sprays, Swirling flow
Proceedings Papers

From Pressure Time Series Data to Flame Transfer Functions: A Framework for Perfectly-Premixed Swirling Flames

Abdulla Ghani, Alp Albayrak
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A058, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-84357
https://doi.org/10.1115/GT2022-84357
View Paper titled, From Pressure Time Series Data to Flame Transfer Functions: A Framework for Perfectly-Premixed Swirling Flames
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Topics: Flames, Pressure, Swirling flow, Time series, Transfer functions, Optimization, Combustion, Turbulence, Acoustics, Combustion chambers
Proceedings Papers

A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model

Xiao He, Fanzhou Zhao, Mehdi Vahdati
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A008, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80456
https://doi.org/10.1115/GT2022-80456
View Paper titled, A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model
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Topics: Turbochargers, Turbulence, Compressors, Rotors, Flow (Dynamics), Corners (Structural elements), NASA, Pressure, Pressure gradient, Separation (Technology)