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Proceedings Papers

Accurate Inlet Boundary Conditions to Capture Combustion Chamber and Turbine Coupling With Large-Eddy Simulation

Benjamin Martin, Florent Duchaine, Laurent Gicquel, Nicolas Odier, Jérôme Dombard
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A003, June 7–11, 2021
Paper No: GT2021-58854
DOI: https://doi.org/10.1115/GT2021-58854
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Topics: Boundary-value problems, Combustion chambers, Large eddy simulation, Turbines, Simulation, Databases, Signals, Turbomachinery, Computational fluid dynamics, Fluctuations (Physics)
Proceedings Papers

Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine

Kenji Miki, Ali Ameri
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A007, June 7–11, 2021
Paper No: GT2021-59095
DOI: https://doi.org/10.1115/GT2021-59095
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Topics: Emission spectroscopy, Large eddy simulation, Pressure, Separation (Technology), Spectroscopy, Turbines, Turbulence, Wakes, Flow (Dynamics), Blades
Proceedings Papers

NOx Emission Modelling for Lean Premixed Industrial Combustors With a Diffusion Pilot Burner

Johann Moritz Reumschüssel, Jakob G. R. von Saldern, Thomas Ludwig Kaiser, Thoralf Reichel, Jan Paul Beuth, Bernhard Ćosić, Franklin Genin, Kilian Oberleithner, Christian Oliver Paschereit
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A035, June 7–11, 2021
Paper No: GT2021-59071
DOI: https://doi.org/10.1115/GT2021-59071
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Topics: Combustion chambers, Diffusion (Physics), Emissions, Modeling, Nitrogen oxides, Flames, Fuels, Combustion, Chemistry, Combustion systems
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

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 Computationally Efficient Method That Predicts Light-Around for Both Gas- and Liquid-Fueled Combustion

Ellen Meeks, Chitralkumar V. Naik, Giuliana Litrico, Samir Rida
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A016, June 7–11, 2021
Paper No: GT2021-58770
DOI: https://doi.org/10.1115/GT2021-58770
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Topics: Combustion, Gas turbines, Ignition, Engineering simulation, Fuels, Simulation, Design, Computational fluid dynamics, Fluid dynamics, Large eddy simulation
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

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

The Effects of Forcing Direction on the Flame Transfer Function of a Lean-Burn Spray Flame

Nicholas C. W. Treleaven, André Fischer, Claus Lahiri, Max Staufer, Andrew Garmory, Gary J. Page
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A010, June 7–11, 2021
Paper No: GT2021-59553
DOI: https://doi.org/10.1115/GT2021-59553
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Topics: Flames, Sprays, Transfer functions, Simulation, Engineering simulation, Acoustics, Fluctuations (Physics), Heat, Microphones, Fuel injectors
Proceedings Papers

Flamelet Versus Detailed Chemistry LES for a Liquid Fueled Gas-Turbine Combustor: A Comparison of Accuracy and Computational Cost

Megan Karalus, Piyush Thakre, Graham Goldin, Dustin Brandt
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A001, June 7–11, 2021
Paper No: GT2021-59395
DOI: https://doi.org/10.1115/GT2021-59395
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Topics: Chemistry, Combustion chambers, Gas turbines, Flamelet generated manifold, Nitrogen oxides, Combustion, Soot, Aircraft engines, Emissions, Engineering simulation
Proceedings Papers

Application of Large Eddy Simulation for HA_Class Combustion System Design to Mitigate Combustion Instabilities (Frequency, and Amplitude)

Azardokht Hajiloo, Venkat Narra, Erin Krumenacker, Hasan Karim, Lee Shunn, Sanjeeb Bose, Frank Ham
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A037, June 7–11, 2021
Paper No: GT2021-60184
DOI: https://doi.org/10.1115/GT2021-60184
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Topics: Combustion, Combustion systems, Design, Large eddy simulation, Combustion chambers, Engineering simulation, Engines, Fuels, Gas turbines, Hardware
Proceedings Papers

Thermoacoustic Instabilities of Hydrogen-Enriched Partially Premixed Flames in a Swirl Combustor

Y. Gong, D. Fredrich, A. J. Marquis, W. P. Jones, I. Boxx
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A023, June 7–11, 2021
Paper No: GT2021-60009
DOI: https://doi.org/10.1115/GT2021-60009
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Topics: Combustion chambers, Flames, Hydrogen, Chemistry, Combustion, Oscillations, Chemical reactions, Density, Dynamics (Mechanics), Feedback
Proceedings Papers

Prediction of CO Emission Index for Aviation Gas Turbine Combustor Using Flamelet Generated Manifold Combustion Model

Saurabh Patwardhan, Pravin Nakod, Stefano Orsino, Rakesh Yadav, Fang Xu, Vishwas Verma
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A008, June 7–11, 2021
Paper No: GT2021-59538
DOI: https://doi.org/10.1115/GT2021-59538
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Topics: Aviation, Combustion, Combustion chambers, Emissions, Flamelet generated manifold, Gas turbines, Fuels, Engines, Drops, Sprays
Proceedings Papers

Influence of Yawed Wind Flow on the Blade Forces/Bending Moments and Blade Elastic Torsion for an Axial-Flow Wind Turbine

Mohammad H. B. Ahmadi, Zhiyin Yang
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T40A004, June 7–11, 2021
Paper No: GT2021-60237
DOI: https://doi.org/10.1115/GT2021-60237
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Topics: Axial flow, Blades, Flow (Dynamics), Torsion, Wind, Wind turbines, Risk-based maintenance, Rotors, Actuators, Horizontal axis wind turbines
Proceedings Papers

Flow Physics in a Large Rotor Tip Gap in a Multi-Stage Axial Compressor

Chunill Hah
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A015, June 7–11, 2021
Paper No: GT2021-58745
DOI: https://doi.org/10.1115/GT2021-58745
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Topics: Compressors, Flow (Dynamics), Physics, Rotors, Eddies (Fluid dynamics), Viscosity, Pressure, Turbulence, Blades, Anisotropy
Proceedings Papers

Effects of Rotation on the Flow Structure in a Compressor Cascade

Jordi Ventosa-Molina, Björn Koppe, Martin Lange, Ronald Mailach, Jochen Fröhlich
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A016, June 7–11, 2021
Paper No: GT2021-58793
DOI: https://doi.org/10.1115/GT2021-58793
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Topics: Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Rotation, Turbulence, Coriolis force, Engineering simulation, Rotors, Simulation, Blades
Proceedings Papers

Highly Resolved Simulations of a CDA Compressor Cascade: Effect of Reynolds Number on Losses

John Leggett, Richard D. Sandberg
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A009, June 7–11, 2021
Paper No: GT2021-58665
DOI: https://doi.org/10.1115/GT2021-58665
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Topics: Cascades (Fluid dynamics), Compressors, Engineering simulation, Reynolds number, Simulation, Blades, Geometry, Wakes, Airfoils, Boundary layers
Proceedings Papers

High-Fidelity Simulations of a High-Pressure Turbine Vane With End Walls: Impact of Secondary Structures and Spanwise Temperature Profiles on Losses

Yaomin Zhao, Richard D. Sandberg
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A002, June 7–11, 2021
Paper No: GT2021-58816
DOI: https://doi.org/10.1115/GT2021-58816
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Topics: Engineering simulation, High pressure (Physics), Simulation, Temperature profiles, Turbines, Boundary layers, Blades, Pressure, Suction, Combustion chambers
Proceedings Papers

Assessment of Profile Transformation for Turbomachinery Large Eddy Simulations - From Academic to Industrial Applications

Clovis Gout, Dimitrios Papadogiannis, Jérôme Dombard, Florent Duchaine, Laurent Gicquel, Nicolas Odier
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A020, June 7–11, 2021
Paper No: GT2021-59293
DOI: https://doi.org/10.1115/GT2021-59293
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Topics: Large eddy simulation, Turbomachinery, Blades, Engineering simulation, Flow (Dynamics), Simulation, Approximation, Convection, Design, Errors