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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

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

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

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

A Numerical Sensitivity Study of Modeling Parameters in the Combustion of a Swirler

Saja H. Al-Rifai, Cheng-Xian Lin, Brian T. Bohan, Marc D. Polanka
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A055, June 7–11, 2021
Paper No: GT2021-59392
DOI: https://doi.org/10.1115/GT2021-59392
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Topics: Combustion, Modeling, Turbulence, Gravity (Force), Prandtl number, Computation, Computational fluid dynamics, Diffusion (Physics), Disks, Gas turbines
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

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
Proceedings Papers

On-Design Component-Level Multiple-Objective Optimization of a Small-Scale Cavity-Stabilized Combustor

Alejandro M. Briones, Timothy J. Erdmann, Brent A. Rankin
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A031, June 7–11, 2021
Paper No: GT2021-60102
DOI: https://doi.org/10.1115/GT2021-60102
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Topics: Cavities, Combustion chambers, Design, Optimization, Combustion, Computational fluid dynamics, Engineering simulation, Simulation, Algorithms, Engines
Proceedings Papers

Towards Reduced Order Models of Small-Scale Acoustically Significant Components in Gas Turbine Combustion Chambers

Suhas A. Kowshik, Sumukha Shridhar, N. C. W. Treleaven
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A013, June 7–11, 2021
Paper No: GT2021-59601
DOI: https://doi.org/10.1115/GT2021-59601
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Topics: Acoustics, Combustion chambers, Gas turbines, Simulation, Computational fluid dynamics, Flow (Dynamics), Artificial neural networks, Damping, Cooling, Design
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

Uncertainty in High-Pressure Stator Performance Measurement in an Annular Cascade at Engine-Representative Reynolds and Mach

Lakshya Bhatnagar, Guillermo Paniagua, David G. Cuadrado, Papa Aye N. Aye-Addo, Antonio Castillo Sauca, Francisco Lozano, Matthew Bloxham
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A012, June 7–11, 2021
Paper No: GT2021-59702
DOI: https://doi.org/10.1115/GT2021-59702
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Topics: Cascades (Fluid dynamics), Engines, High pressure (Physics), Stators, Uncertainty, Turbines, Calibration, Probes, Uncertainty analysis, Valves
Proceedings Papers

CFD Evaluation of Internal Flow Effects on Turbine Blade Leading-Edge Film Cooling With Shaped Hole Geometries

Christopher C. Easterby, Jacob D. Moore, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A023, June 7–11, 2021
Paper No: GT2021-59780
DOI: https://doi.org/10.1115/GT2021-59780
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Topics: Computational fluid dynamics, Film cooling, Gas turbines, Internal flow, Turbine blades
Proceedings Papers

Adjoint Optimization of Film Cooling Hole Geometry

Fraser B. Jones, Todd Oliver, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A014, June 7–11, 2021
Paper No: GT2021-59332
DOI: https://doi.org/10.1115/GT2021-59332
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Topics: Film cooling, Geometry, Optimization, Reynolds-averaged Navier–Stokes equations, Design, Additive manufacturing, Computational fluid dynamics, Shapes
Proceedings Papers

Parametric Optimization of Film Cooling Hole Geometry

Fraser B. Jones, Dale W. Fox, Todd Oliver, David G. Bogard
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A013, June 7–11, 2021
Paper No: GT2021-59326
DOI: https://doi.org/10.1115/GT2021-59326
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Topics: Film cooling, Geometry, Optimization, Coolants, Simulation, Additive manufacturing, Computational fluid dynamics, Cross-flow, Diffusers, Performance characterization
Proceedings Papers

Effect of a Ceramic Matrix Composite Surface on Film Cooling

Peter H. Wilkins, Stephen P. Lynch, Karen A. Thole, San Quach, Tyler Vincent, Dominic Mongillo
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A020, June 7–11, 2021
Paper No: GT2021-59602
DOI: https://doi.org/10.1115/GT2021-59602
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Topics: Ceramic matrix composites, Film cooling, Temperature, Flow (Dynamics), Gas turbines, Simulation, Turbines, Computational fluid dynamics, Convection, Cooling
Proceedings Papers

High-Resolution Thermal Profiling of a Combustor in a Non-Dedicated Test Using Thermal History Coatings

David Peral, Ahmed Zaid, Christoph Benninghoven, Silvia Araguas-Rodríguez, David Kluß, Solon Karagiannopoulos, Robert Krewinkel, Jörg Feist
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT11A005, June 7–11, 2021
Paper No: GT2021-59687
DOI: https://doi.org/10.1115/GT2021-59687
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Topics: Coatings, Combustion chambers, Computational fluid dynamics, Cooling, Gas turbines, Resolution (Optics), Temperature, Thermocouples
Proceedings Papers

Reduced-Order Models for Effusion Modelling in Gas Turbine Combustors

S. Paccati, L. Mazzei, A. Andreini, B. Facchini
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT11A003, June 7–11, 2021
Paper No: GT2021-59384
DOI: https://doi.org/10.1115/GT2021-59384
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Topics: Combustion chambers, Gas turbines, Modeling, Computational fluid dynamics, Coolants, Cooling, Engineering simulation, Simulation, Temperature, Design
Proceedings Papers

Calibration of a CFD Methodology for the Simulation of Roughness Effects on Friction and Heat Transfer in Additive Manufactured Components

Lorenzo Mazzei, Riccardo Da Soghe, Cosimo Bianchini
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A010, June 7–11, 2021
Paper No: GT2021-59603
DOI: https://doi.org/10.1115/GT2021-59603
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Topics: Additive manufacturing, Calibration, Computational fluid dynamics, Friction, Gas turbines, Heat transfer, Simulation, Surface roughness
Proceedings Papers

Assessment of CFD Models for Multiphase Heat Transfer in Different Boiling Regimes

Cosimo Bianchini, Riccardo Da Soghe, Lorenzo Mazzei, Giuseppe Caggiano, Maddalena Angelucci
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A012, June 7–11, 2021
Paper No: GT2021-59658
DOI: https://doi.org/10.1115/GT2021-59658
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Topics: Boiling, Computational fluid dynamics, Heat transfer