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Proceedings Papers

Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines

Luca De Vincentiis, Kristina Ðurović, Davide Lengani, Daniele Simoni, Jan Pralits, Dan S. Henningson, Ardeshir Hanifi

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A015, June 13–17, 2022

Paper No: GT2022-82103

DOI: https://doi.org/10.1115/GT2022-82103

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Topics: Boundary layers, Pressure, Turbines, Turbulence, Wakes, Blades, Fluctuations (Physics), Rotors, Turbine blades, Boundary-value problems

Proceedings Papers

Machine-Learning Assisted Optimization of Generalized K-Omega (GEKO) Turbulence Model Parameters for Turbocharger Radial Compressor

Patrick Amstad, Kwok Kai So, Magnus Fischer

Paper No: GT2022-78306

DOI: https://doi.org/10.1115/GT2022-78306

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Topics: Compressors, Machine learning, Optimization, Turbochargers, Turbulence, Artificial neural networks, Diffusers, Errors, Flow (Dynamics), Pressure

Proceedings Papers

Direct Numerical Simulations of Aerodynamic Performance of Wind Turbine Airfoil by Considering Flap-Wise Blade Oscillations

Mahdi Erfanian Nakhchi Toosi, Mohammad Rahmati

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A009, June 13–17, 2022

Paper No: GT2022-81988

DOI: https://doi.org/10.1115/GT2022-81988

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Topics: Airfoils, Blades, Computer simulation, Flow separation, Oscillations, Vibration, Wind turbines

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

DOI: https://doi.org/10.1115/GT2022-81878

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Topics: Boundary layers, Rotors, Inlet guide vanes, Blades, High cycle fatigue, Pressure, Shock (Mechanics), Shock waves, Vortices, Wakes

Proceedings Papers

Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages

P. H. Duan, L. He

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A032, June 13–17, 2022

Paper No: GT2022-83473

DOI: https://doi.org/10.1115/GT2022-83473

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Topics: Leakage flows, Turbines, Flow (Dynamics), Cavities, Vortices, Leakage, Platform supply vessels, Pressure, Cascades (Fluid dynamics), Heat transfer

Proceedings Papers

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Aakeen Parikh, Pablo Ale-Martos, Maria Esperanza Barrera-Medrano, Yoshihiro Hayashi, Ricardo Martinez-Botas

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A005, June 13–17, 2022

Paper No: GT2022-81968

DOI: https://doi.org/10.1115/GT2022-81968

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Topics: Compressors, Flow (Dynamics), Surges, Unsteady flow, Pulsatile flow, Stability, Boundary-value problems, Cycles, Dynamic response, Engines

Proceedings Papers

Multi-Objective Development of Machine-Learnt Closures for Fully Integrated Transition and Wake Mixing Predictions in Low Pressure Turbines

Harshal D. Akolekar, Fabian Waschkowski, Roberto Pacciani, Yaomin Zhao, Richard D. Sandberg

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A013, June 13–17, 2022

Paper No: GT2022-81091

DOI: https://doi.org/10.1115/GT2022-81091

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Topics: Machinery, Pressure, Turbines, Wakes, Blades, Computational fluid dynamics, Machine learning, Boundary layers, Reynolds number, Reynolds-averaged Navier–Stokes equations

Proceedings Papers

Flow Separation Modelling Dowstream of Military Low Pressure Compressors

Javier Ruiz Domingo, Amanda Pieyre

Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A003, June 13–17, 2022

Paper No: GT2022-79112

DOI: https://doi.org/10.1115/GT2022-79112

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Topics: Compressors, Flow separation, Military systems, Modeling, Pressure

Proceedings Papers

Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows

Hunter D. Nowak, Federico Lluesma-Rodriguez, Iman Rahbari, John P. Clark, Guillermo Paniagua

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A021, June 13–17, 2022

Paper No: GT2022-83152

DOI: https://doi.org/10.1115/GT2022-83152

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Topics: Boundary layers, Flow (Dynamics), Internal flow, Separation (Technology), Computational fluid dynamics, Energy generation, Flight, Flow control, Flow separation, Reynolds number

Proceedings Papers

Computation of the Unsteady Loading on a Fan Blade Due to Inlet Distortion Using Body Force Methodology

Younes Bouhafid, Thomas Berthelon

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, V08AT21A006, June 13–17, 2022

Paper No: GT2022-80839

DOI: https://doi.org/10.1115/GT2022-80839

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Topics: Blades, Computation, Design, Reynolds-averaged Navier–Stokes equations, Aerodynamics, Engines, Fluid-dynamic forces, Vibration, Annulus, Flow separation

Proceedings Papers

Loss Characterization of Advanced VIGV Configurations With Adjustable Blade Geometry

Roman G. Frank, Christian Wacker, Reinhard Niehuis

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT37A002, June 7–11, 2021

Paper No: GT2021-58548

DOI: https://doi.org/10.1115/GT2021-58548

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Topics: Blades, Geometry, Flow (Dynamics), Compressors, Cascades (Fluid dynamics), Chords (Trusses), Deflection, Flow separation, Impellers, Inlet guide vanes

Proceedings Papers

Investigation of a Novel Turbine Housing to Produce a Non-Uniform Spanwise Flow Field at the Inlet to a Mixed Flow Turbine and Provide Variable Geometry Capabilities

Richard Morrison, Charles Stuart, Sung In Kim, Stephen Spence, Andre Starke, Thomas Leonard

Paper No: GT2021-59382

DOI: https://doi.org/10.1115/GT2021-59382

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Topics: Flow (Dynamics), Geometry, Turbines, Design, Engines, Flow separation, Rotors, Transients (Dynamics), Turbochargers, Automotive engines

Proceedings Papers

High Efficiency Wind Turbine Using Co-Flow Jet Active Flow Control

Kewei Xu, Gecheng Zha

Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T40A003, June 7–11, 2021

Paper No: GT2021-59664

DOI: https://doi.org/10.1115/GT2021-59664

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Topics: Flow (Dynamics), Flow control, Wind turbines, Airfoils, Blades, Flow separation, Turbines, Wind velocity, Adaptive control, Doors

Proceedings Papers

Internal Aerodynamic Performance Evaluation of Double Entrance S-Duct Intake at Moderately High Subsonic Mach Number

Satpreet Sidhu, Asad Asghar, William D. E. Allan, R. A. Stowe, R. Pimentel

Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A004, June 7–11, 2021

Paper No: GT2021-58849

DOI: https://doi.org/10.1115/GT2021-58849

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Topics: Ducts, Mach number, Performance evaluation, Pressure, Engines, Aircraft, Air flow, Aircraft propulsion, Computational fluid dynamics, Flow separation

Proceedings Papers

Fan-Intake Coupling With Conventional and Short Intakes

E. J. Gunn, T. Brandvik, M. J. Wilson

Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A003, June 7–11, 2021

Paper No: GT2021-58829

DOI: https://doi.org/10.1115/GT2021-58829

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Topics: Annulus, Boundary layers, Computational fluid dynamics, Design, Diffusion (Physics), Drag (Fluid dynamics), Engineering simulation, Engines, Fans, Flow (Dynamics)

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

DOI: https://doi.org/10.1115/GT2021-59495

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Topics: Damage, Stability, Flow (Dynamics), Engineering simulation, Separation (Technology), Simulation, Stall inception, Supersonic flow, Annulus, Blades

Proceedings Papers

Experimental Investigation of Secondary Flows and Length Reduction for a Low-Pressure Compressor Transition Duct

D. Tsakmakidou, I. Mariah, A. D. Walker, C. Hall, H. Simpson

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A005, June 7–11, 2021

Paper No: GT2021-58879

DOI: https://doi.org/10.1115/GT2021-58879

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Topics: Compressors, Ducts, Flow (Dynamics), Pressure, Engines, Boundary layers, Carbon dioxide, Design, Fuels, Rotors

Proceedings Papers

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Nicola Rosafio, Simone Salvadori, Daniela Anna Misul, Mirko Baratta, Mauro Carnevale, Christian Saumweber

Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A022, June 7–11, 2021

Paper No: GT2021-59663

DOI: https://doi.org/10.1115/GT2021-59663

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Topics: Coolants, Flat plates, Flow (Dynamics), Heat flux, Cooling, Cooling systems, Film cooling, Computer software, Design, Flow separation

Proceedings Papers

Large Eddy Simulation of Laminar and Turbulent Shock/Boundary Layer Interactions in a Transonic Passage

Stephan Priebe, Daniel Wilkin, II, Andy Breeze-Stringfellow, Giridhar Jothiprasad, Lawrence C. Cheung

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A005, September 21–25, 2020

Paper No: GT2020-14244

DOI: https://doi.org/10.1115/GT2020-14244

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Topics: Boundary layers, Large eddy simulation, Shock (Mechanics), Turbulence, Mach number, Airfoils, Blades, Flow (Dynamics), Flow separation, Fluid mechanics

Proceedings Papers

Numerical Resolution of Compressor Corner Separation Problem

Wei Sun, Zhong-Nan Wang, Liping Xu

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A013, September 21–25, 2020

Paper No: GT2020-14587

DOI: https://doi.org/10.1115/GT2020-14587

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Topics: Compressors, Corners (Structural elements), Resolution (Optics), Separation (Technology), Reynolds-averaged Navier–Stokes equations, Flow (Dynamics), Turbulence, Boundary layers, Cascades (Fluid dynamics), Computational fluid dynamics

2 3 4 5

NARROW

Free-Stream Turbulence Induced Boundary-Layer Transition in Low-Pressure Turbines

Machine-Learning Assisted Optimization of Generalized K-Omega (GEKO) Turbulence Model Parameters for Turbocharger Radial Compressor

Direct Numerical Simulations of Aerodynamic Performance of Wind Turbine Airfoil by Considering Flap-Wise Blade Oscillations

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

Vortical Structures and Loss Mechanism of Tip Leakage Flow In Subsonic and Transonic Turbine Stages

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Multi-Objective Development of Machine-Learnt Closures for Fully Integrated Transition and Wake Mixing Predictions in Low Pressure Turbines

Flow Separation Modelling Dowstream of Military Low Pressure Compressors

Response of Separated Boundary Layers to Steady and Pulsated Flow Injection in Transonic Internal Flows

Computation of the Unsteady Loading on a Fan Blade Due to Inlet Distortion Using Body Force Methodology

Loss Characterization of Advanced VIGV Configurations With Adjustable Blade Geometry

Investigation of a Novel Turbine Housing to Produce a Non-Uniform Spanwise Flow Field at the Inlet to a Mixed Flow Turbine and Provide Variable Geometry Capabilities

High Efficiency Wind Turbine Using Co-Flow Jet Active Flow Control

Internal Aerodynamic Performance Evaluation of Double Entrance S-Duct Intake at Moderately High Subsonic Mach Number

Fan-Intake Coupling With Conventional and Short Intakes

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

Experimental Investigation of Secondary Flows and Length Reduction for a Low-Pressure Compressor Transition Duct

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Large Eddy Simulation of Laminar and Turbulent Shock/Boundary Layer Interactions in a Transonic Passage

Numerical Resolution of Compressor Corner Separation Problem

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