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Proceedings Papers

Mixed Whirl Modes in Numerical Rotordynamics Analysis

Konrad Juethner, Ted Rose, J. S. Kumar, Jianming Cao, Gregory M. Savela, Chris J. Zuck, Parag H. Mathuria
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A004, June 13–17, 2022
Paper No: GT2022-79755
DOI: https://doi.org/10.1115/GT2022-79755
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Topics: Rotordynamics, Whirls, Rotors, Design, Eigenvalues, Stability, Algorithms, Economics , Fatigue, Finite element analysis
Proceedings Papers

Experimental Investigation of Inlet Stagnation Pressure Distortion Effects on a Transonic Axial Compressor Rotor

Andrew A. Oliva, Scott C. Morris
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A041, June 13–17, 2022
Paper No: GT2022-83452
DOI: https://doi.org/10.1115/GT2022-83452
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Topics: Compressors, Pressure, Rotors, Mach number, Annulus, Instrumentation, Performance characterization, Pressure gradient, Resolution (Optics)
Proceedings Papers

An Experimental Test Case for Transonic Low-Pressure Turbines – Part I: Rig Design, Instrumentation and Experimental Methodology

Loris Simonassi, Gustavo Lopes, Samuel Gendebien, Antonino Federico Maria Torre, Marios Patinios, Sergio Lavagnoli, Nicolas Zeller, Ludovic Pintat
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A012, June 13–17, 2022
Paper No: GT2022-81566
DOI: https://doi.org/10.1115/GT2022-81566
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Topics: Cascades (Fluid dynamics), Design, Instrumentation, Pressure, Turbines, Flow (Dynamics), Blades, Aerodynamics, Engines, Mach number
Proceedings Papers

High-Order Spectral/hp Compressible and Incompressible Comparison of Transitional Boundary-Layers Subject to a Realistic Pressure Gradient and High Reynolds Number

Guglielmo Vivarelli, João Anderson Isler, Francesco Montomoli, Spencer J. Sherwin, Paolo Adami
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A024, June 13–17, 2022
Paper No: GT2022-82100
DOI: https://doi.org/10.1115/GT2022-82100
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Topics: Boundary layers, Pressure gradient, Reynolds number, Flow (Dynamics), Turbulence, Bubbles, Compressibility, Compressible flow, Computer simulation, Cross-flow
Proceedings Papers

On the Use of Kinetic-Energy Balance for the Feature-Based Mesh Adaptation Applied to Large-Eddy Simulation in Complex Geometries

Adrien Grenouilloux, Guillaume Balarac, Julien Leparoux, Vincent Moureau, Ghislain Lartigue, Pierre Bénard, Renaud Mercier, Paul Ferrey
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A006, June 13–17, 2022
Paper No: GT2022-80315
DOI: https://doi.org/10.1115/GT2022-80315
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Topics: Kinetic energy, Large eddy simulation, Flow (Dynamics), Jets, Momentum, Nozzles, Resolution (Optics)
Proceedings Papers

Digital Service Twin to Assess Engine Deterioration and Remaining Part Life

Markus Klein, Stephan Staudacher, Kimon Abu-Taa, Jonas Schwengler
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A020, June 13–17, 2022
Paper No: GT2022-82113
DOI: https://doi.org/10.1115/GT2022-82113
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Topics: Engines, Databases, Flight, Cycles, Damage, Jet engines, Performance, Resolution (Optics), Sensitivity analysis, Service life (Equipment)
Proceedings Papers

Numerical Simulations of a Lifted Hydrogen Jet Flame Using Flamelet Generated Manifold Approach

Yu Xia, Ishan Verma, Pravin Nakod, Rakesh Yadav, Stefano Orsino, Shaoping Li
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A004, June 13–17, 2022
Paper No: GT2022-80733
DOI: https://doi.org/10.1115/GT2022-80733
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Topics: Computer simulation, Flamelet generated manifold, Flames, Hydrogen, Flow (Dynamics), Temperature, Combustion, Engineering simulation, Fuels, Simulation
Proceedings Papers

Stress Blended Eddy Simulations for Hydrogen-Air Rotating Detonation Engine With Wall Heat Transfer

Hossam A. Elasrag, Timothy Gallagher, Brent A. Rankin, S. Alexander Schumaker
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A033, June 13–17, 2022
Paper No: GT2022-81152
DOI: https://doi.org/10.1115/GT2022-81152
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Topics: Eddies (Fluid dynamics), Engineering simulation, Engines, Explosions, Heat transfer, Hydrogen, Simulation, Stress, Waves, Heat
Proceedings Papers

Simultaneous Ultra-Small-Angle X-Ray Scattering and X-Ray Transmission Measurements of a Liquid Jet in Crossflow With Film Atomization

Brandon A. Sforzo, Jan Ilavsky, Christopher F. Powell
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A055, June 13–17, 2022
Paper No: GT2022-82020
DOI: https://doi.org/10.1115/GT2022-82020
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Topics: Electromagnetic scattering, Radiation scattering, Scattering (Physics), X-rays, Drops, Signals, Shear (Mechanics), Flow (Dynamics), Sprays, Air flow
Proceedings Papers

The Influence of Turbulence and Reynolds Number on Endwall Heat Transfer in a Vane Cascade

Maliha Yel Mahi, Emmanuel Chukwuemeka, Shaun Donovan, Forrest Ames, Yousef Kanani, Sumanta Acharya
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A022, June 13–17, 2022
Paper No: GT2022-83477
DOI: https://doi.org/10.1115/GT2022-83477
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Topics: Cascades (Fluid dynamics), Heat transfer, Reynolds number, Turbulence, Flow (Dynamics), Chords (Trusses), Cooling, Design, Resolution (Optics), Suction
Proceedings Papers

Experimental Investigation of a High-Speed Turbine With Rainbow Rotor and Rim Seal Purge Flow

Bogdan Cernat, Jorge Pinho, Mizuki Okada, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A015, June 13–17, 2022
Paper No: GT2022-83129
DOI: https://doi.org/10.1115/GT2022-83129
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Topics: Flow (Dynamics), Rotors, Turbines, Pressure, Computation, Heat flux, Heat transfer, Reynolds-averaged Navier–Stokes equations, Temperature, Boundary-value problems
Proceedings Papers

Performance Assessment of Tesla Expander Using 3D Numerical Simulation

Avinash Renuke, Alberto Traverso
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A024, June 13–17, 2022
Paper No: GT2022-82690
DOI: https://doi.org/10.1115/GT2022-82690
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Topics: Computer simulation, Turbines, Flow (Dynamics), Rotors, Disks, Stators, Fluids, Bearings, Computational fluid dynamics, Computer software
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Effectiveness on a Film-Cooled Pressure Side: Results and Assessment of the IR-Based Measurement Technique Reliability

T. Bacci, A. Picchi, S. Galeotti, B. Facchini, S. Cubeda
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A012, June 13–17, 2022
Paper No: GT2022-81161
DOI: https://doi.org/10.1115/GT2022-81161
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Topics: Heat transfer coefficients, Pressure, Reliability, Film cooling, Nozzle guide vanes, Uncertainty, Cooling systems, Design, Dimensions, Engines
Proceedings Papers

Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments

Sadiya Tabassum, Michael Hilfer, Robin G. Brakmann, Christian Morsbach, Christian Willert, Marcel Matha, Michael Schroll
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A011, June 13–17, 2022
Paper No: GT2022-81749
DOI: https://doi.org/10.1115/GT2022-81749
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Topics: Computational fluid dynamics, Impingement cooling, Modeling, Turbulence, Jets, Engineering simulation, Reynolds-averaged Navier–Stokes equations, Simulation, Flat plates, Flux (Metallurgy)
Proceedings Papers

Analysis of LES and 1D Hot-Wire Data to Determine Actively Generated Main Flow Turbulence in a Film Cooling Test Rig

Lukas Fischer, Michael Straußwald, Michael Pfitzner
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A002, June 7–11, 2021
Paper No: GT2021-58661
DOI: https://doi.org/10.1115/GT2021-58661
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Topics: Film cooling, Flow (Dynamics), Turbulence, Wire, Probes, Generators, Signals, Vortices, Anisotropy, Combustion chambers
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

Experimental Determination of Heat Transfer Coefficient on Impingement Cooled Gear Flanks: Validation of the Evaluation Method

Emre Ayan, Felix C. von Plehwe, Marc C. Keller, Christian Kromer, Corina Schwitzke, Hans-Jörg Bauer
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A004, June 7–11, 2021
Paper No: GT2021-58838
DOI: https://doi.org/10.1115/GT2021-58838
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Topics: Evaluation methods, Gears, Heat transfer coefficients, Heat transfer, Temperature, Thermocouples, Impingement cooling, Algorithms, Design, Gear teeth
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

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

Localized Breakup Instabilities for a Liquid Jet in Crossflow

Sheikh Salauddin, Wilmer Flores, Michelle Otero, Kareem Ahmed
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A004, June 7–11, 2021
Paper No: GT2021-59421
DOI: https://doi.org/10.1115/GT2021-59421
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Topics: Aviation, Flow (Dynamics), Fuels, Hydrodynamic stability, Momentum, Nonlinear dynamical systems, Principal component analysis, Rayleigh-Taylor instability, Resolution (Optics), Shear (Mechanics)