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Proceedings Papers

Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance

Jan Philipp Heners, Thomas Carraro, Christian Frey, Björn Grüber
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A007, June 13–17, 2022
Paper No: GT2022-81689
https://doi.org/10.1115/GT2022-81689
View Paper titled, Evaluating the Aerodynamic Damping at Shock Wave Boundary Layer Interacting Flow Conditions With Harmonic Balance
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Topics: Boundary layers, Damping, Flow (Dynamics), Shock waves, Reynolds-averaged Navier–Stokes equations, Shock (Mechanics), Annulus, Compressors, Flutter (Aerodynamics), High pressure (Physics)
Proceedings Papers

Large Eddy Simulations of a Transonic Airfoil Cascade

Stephan Priebe, Daniel Wilkin, II, Andy Breeze-Stringfellow, Arash Mousavi, Rathakrishnan Bhaskaran, Luke d’Aquila
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A010, June 13–17, 2022
Paper No: GT2022-80683
https://doi.org/10.1115/GT2022-80683
View Paper titled, Large Eddy Simulations of a Transonic Airfoil Cascade
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Topics: Aerodynamics, Airfoils, Cascades (Fluid dynamics), Large eddy simulation, Shock (Mechanics), Turbulence
Proceedings Papers

Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion

Ritangshu Giri, Mark G. Turner
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A017, June 13–17, 2022
Paper No: GT2022-81878
https://doi.org/10.1115/GT2022-81878
View Paper titled, Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion
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Topics: Boundary layers, Rotors, Inlet guide vanes, Blades, High cycle fatigue, Pressure, Shock (Mechanics), Shock waves, Vortices, Wakes
Proceedings Papers

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Andrew M. Bedke, Tyler Adams, Steve E. Gorrell
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A019, June 13–17, 2022
Paper No: GT2022-82031
https://doi.org/10.1115/GT2022-82031
View Paper titled, Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets
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Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)
Proceedings Papers

Insights Into the Unsteady Shock Boundary Layer Interaction

A. Hergt, J. Klinner, C. Willert, S. Grund, W. Steinert
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A033, June 13–17, 2022
Paper No: GT2022-82720
https://doi.org/10.1115/GT2022-82720
View Paper titled, Insights Into the Unsteady Shock Boundary Layer Interaction
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Topics: Boundary layers, Shock (Mechanics), Oscillations, Blades, Flow (Dynamics), Cascades (Fluid dynamics), Compressors, Inflow, Vibration, Mach number
Proceedings Papers

The Effect of an Entirely Eroded Airfoil on the Aerodynamic Performance of a Supersonic Compressor Cascade

Jan Hartmann, Max Lorenz, Markus Klein, Stephan Staudacher
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A011, June 13–17, 2022
Paper No: GT2022-81752
https://doi.org/10.1115/GT2022-81752
View Paper titled, The Effect of an Entirely Eroded Airfoil on the Aerodynamic Performance of a Supersonic Compressor Cascade
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Topics: Airfoils, Cascades (Fluid dynamics), Compressors, Erosion, Shapes, Particulate matter, Aircraft engines, Computer simulation, Flow (Dynamics), NASA
Proceedings Papers

Modeling of Inviscid Flow Shock Formation in a Wedge-Shaped Domain Using a Physics-Informed Neural Network-Based Partial Differential Equation Solver

Ryno Laubscher, Pieter Rousseau, Chris Meyer
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A020, June 13–17, 2022
Paper No: GT2022-81768
https://doi.org/10.1115/GT2022-81768
View Paper titled, Modeling of Inviscid Flow Shock Formation in a Wedge-Shaped Domain Using a Physics-Informed Neural Network-Based Partial Differential Equation Solver
Open the PDF for Modeling of Inviscid Flow Shock Formation in a Wedge-Shaped Domain Using a Physics-Informed Neural Network-Based Partial Differential Equation Solver in another window
Topics: Artificial neural networks, Computational fluid dynamics, Inviscid flow, Modeling, Partial differential equations, Physics, Shock (Mechanics), Wedges, Architecture, Equations of state
Proceedings Papers

Highly Resolved Large-Eddy Simulations of a Transonic Compressor Stage Midspan Section Part I: Effect of Inflow Disturbances

Christoph Bode, Pawel J. Przytarski, John Leggett, Richard D. Sandberg
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A011, June 13–17, 2022
Paper No: GT2022-81673
https://doi.org/10.1115/GT2022-81673
View Paper titled, Highly Resolved Large-Eddy Simulations of a Transonic Compressor Stage Midspan Section Part I: Effect of Inflow Disturbances
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Topics: Compressors, Inflow, Large eddy simulation, Shock (Mechanics), Boundary layers, Rotors, Suction, Flow (Dynamics), Stators, Turbulence
Proceedings Papers

Quasi-Two-Dimensional Numerical Model for Shock Wave Reformers

Ghislain Madiot, S. V. Mahmoodi-Jezeh, Stefan Tüchler, Mark Davidson, Pejman Akbari, Colin D. Copeland
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A005, June 13–17, 2022
Paper No: GT2022-80865
https://doi.org/10.1115/GT2022-80865
View Paper titled, Quasi-Two-Dimensional Numerical Model for Shock Wave Reformers
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Topics: Computer simulation, Hydrogen, Methane, Pyrolysis, Shock (Mechanics), Shock waves, Waves, Cycles, Pressure gradient, Boundary-value problems
Proceedings Papers

Simulation of Air/Mist Cooling Among Shock Waves and Passing Wakes Interactions in a Transonic Gas Turbine Stage

Ting Wang, Ramy Abdelmaksoud
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT13A013, June 7–11, 2021
Paper No: GT2021-59874
https://doi.org/10.1115/GT2021-59874
View Paper titled, Simulation of Air/Mist Cooling Among Shock Waves and Passing Wakes Interactions in a Transonic Gas Turbine Stage
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Topics: Cooling, Film cooling, Gas turbines, Shock (Mechanics), Shock waves, Simulation, Wakes
Proceedings Papers

The Effect of Compressibility Factor on Turbine Performance

David Baumgärtner, John J. Otter, Andrew P. S. Wheeler
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A020, June 7–11, 2021
Paper No: GT2021-60241
https://doi.org/10.1115/GT2021-60241
View Paper titled, The Effect of Compressibility Factor on Turbine Performance
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Topics: Compressibility, Turbines, Fluids, Boundary layers, Shock (Mechanics)
Proceedings Papers

A Comprehensive Analytical Shock Loss Model for Axial Compressor Cascades

Milan Banjac, Teodora Savanovic, Djordje Petkovic, Milan V. Petrovic
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A007, June 7–11, 2021
Paper No: GT2021-58580
https://doi.org/10.1115/GT2021-58580
View Paper titled, A Comprehensive Analytical Shock Loss Model for Axial Compressor Cascades
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Topics: Compressors, Shock (Mechanics), Airfoils, Blades, Design, Fans, Geometry, Shapes
Proceedings Papers

A Novel Airfoil Design Method and its Application to the Optimization Design of a 3-Stage Transonic Compressor

Xiaochen Wang, Xiaodong Ren, Xuesong Li, Hong Wu, Chunwei Gu
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A030, June 7–11, 2021
Paper No: GT2021-59231
https://doi.org/10.1115/GT2021-59231
View Paper titled, A Novel Airfoil Design Method and its Application to the Optimization Design of a 3-Stage Transonic Compressor
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Topics: Airfoils, Compressors, Design, Design methodology, Optimization, Shock (Mechanics)
Proceedings Papers

Sweep Effects on Fan-Intake Aerodynamics at High Angle of Attack

Ben Mohankumar, Cesare A. Hall, Mark J. Wilson
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A006, June 7–11, 2021
Paper No: GT2021-58569
https://doi.org/10.1115/GT2021-58569
View Paper titled, Sweep Effects on Fan-Intake Aerodynamics at High Angle of Attack
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Topics: Aerodynamics, Boundary layers, Computational fluid dynamics, Design, Fans, Flight, Flow (Dynamics), Mach number, Pressure, Rotors
Proceedings Papers

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

E. J. Gunn, T. Brandvik, M. J. Wilson, R. Maxwell
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A033, June 7–11, 2021
Paper No: GT2021-59495
https://doi.org/10.1115/GT2021-59495
View Paper titled, Fan Stability With Leading Edge Damage: Blind Prediction and Validation
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Topics: Damage, Stability, Flow (Dynamics), Engineering simulation, Separation (Technology), Simulation, Stall inception, Supersonic flow, Annulus, Blades
Proceedings Papers

Numerical Investigation of the Interaction Between Gas-Turbine Engine Components With Dynamic Mode Tracking

Carlos Pérez Arroyo, 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, V02CT34A041, June 7–11, 2021
Paper No: GT2021-60087
https://doi.org/10.1115/GT2021-60087
View Paper titled, Numerical Investigation of the Interaction Between Gas-Turbine Engine Components With Dynamic Mode Tracking
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Topics: Engines, Gas turbines, Impellers, Blades, Combustion chambers, Diffusers, Compressors, Computational fluid dynamics, Design, Simulation
Proceedings Papers

Pressure Gain Combustion by Using Shock Flame Interaction Pressure Rise

Birol Gundogdu, Martin G. Rose
Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A014, September 21–25, 2020
Paper No: GT2020-15345
https://doi.org/10.1115/GT2020-15345
View Paper titled, Pressure Gain Combustion by Using Shock Flame Interaction Pressure Rise
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Topics: Combustion, Flames, Pressure, Shock (Mechanics)
Proceedings Papers

Large Eddy Simulation of a Condensing Wet Steam Turbine Cascade

Pascal Post, Benjamin Winhart, Francesca di Mare
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A024, September 21–25, 2020
Paper No: GT2020-16064
https://doi.org/10.1115/GT2020-16064
View Paper titled, Large Eddy Simulation of a Condensing Wet Steam Turbine Cascade
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Topics: Cascades (Fluid dynamics), Large eddy simulation, Steam turbines, Turbulence, Condensation, Modeling, Reynolds-averaged Navier–Stokes equations, Shock (Mechanics), Shock waves, Steam
Proceedings Papers

Investigating the Causes of Outlet Guide Vane Buffeting

Jonah R. Harris, Bharat Lad, Sina Stapelfeldt
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A027, September 21–25, 2020
Paper No: GT2020-16063
https://doi.org/10.1115/GT2020-16063
View Paper titled, Investigating the Causes of Outlet Guide Vane Buffeting
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Topics: Guide vanes, Simulation, Engines, Excitation, Pressure, Aircraft engines, Architecture, Computational fluid dynamics, Design, Fatigue
Proceedings Papers

Numerical Analysis of Flutter in Variable Geometry Compressors

Kentaro Suzuki, Fanzhou Zhao, Mehdi Vahdati
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A028, September 21–25, 2020
Paper No: GT2020-16093
https://doi.org/10.1115/GT2020-16093
View Paper titled, Numerical Analysis of Flutter in Variable Geometry Compressors
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Topics: Compressors, Flutter (Aerodynamics), Geometry, Numerical analysis, Blades, Computation, Design, Rotors, Aeroelasticity, Clearances (Engineering)