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Proceedings Papers

Profile Loss Reduction of High Lift Turbine Blades With Rough and Ribbed Surfaces

S. M. Ananth, Massimiliano Nardini, Aditya Vaid, Richard D. Sandberg, Nagabhushana Rao Vadlamani

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A026, June 13–17, 2022

Paper No: GT2022-82558

DOI: https://doi.org/10.1115/GT2022-82558

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Topics: Surface roughness, Turbine blades, Blades, Turbulence, Boundary layers, Pressure gradient, Separation (Technology), Suction, Boundary layer turbulence, Bubbles

Proceedings Papers

Assessment of RANS Turbulence Models on Simplified Geometries Representative of Turbine Blade Tip Shroud Flow

Fatih Uncu, Benjamin François, Nicolas Buffaz, Sébastien Le Guyader

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A007, June 13–17, 2022

Paper No: GT2022-80681

DOI: https://doi.org/10.1115/GT2022-80681

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Topics: Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Turbine blades, Turbulence, Blades, Eddies (Fluid dynamics), Engineering simulation, Kinetic energy, Pressure, Reynolds stress

Proceedings Papers

High-Fidelity Simulations of the Flow Around T106C Cascade at Low Reynolds Number: The Effects of Freestream Turbulence and Stagger Angle

Antoine Dufau, Julien Marty, Daniel Man, Estelle Piot

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A017, June 13–17, 2022

Paper No: GT2022-82109

DOI: https://doi.org/10.1115/GT2022-82109

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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Reynolds number, Simulation, Turbulence, Blades, Boundary layers, Pressure, Reynolds-averaged Navier–Stokes equations, Turbines

Proceedings Papers

Design Sensitivity of a 1-1/2 Stage Unshrouded High Work Turbine Using Very-Large Eddy Simulations

Ignacio Gonzalez-Martino

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A034, June 13–17, 2022

Paper No: GT2022-84281

DOI: https://doi.org/10.1115/GT2022-84281

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Topics: Design, Eddies (Fluid dynamics), Simulation, Turbines, Blades, Pressure, Rotors, Boundary layer turbulence, Computer simulation, Flow (Dynamics)

Proceedings Papers

Sensitivity Study on Species Diffusion Models in Turbulent Combustion of Hydrogen/air Jet in Crossflow Structure

Xiaoxiao Sun, Harry Martin, Pierre Gauthier, Bobby Sethi

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A018, June 13–17, 2022

Paper No: GT2022-83097

DOI: https://doi.org/10.1115/GT2022-83097

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Topics: Air jets, Combustion, Diffusion (Physics), Hydrogen, Turbulence, Flames, Reynolds-averaged Navier–Stokes equations, Flamelet generated manifold, Functionally graded materials, Temperature

Proceedings Papers

Analysis of Turbulent Effects in a Low-Pressure Model Steam Turbine Operating Under Various Operating Conditions Using Detached Eddy Simulation

Ilgit Ercan, Damian M. Vogt

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A006, June 13–17, 2022

Paper No: GT2022-80523

DOI: https://doi.org/10.1115/GT2022-80523

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Topics: Eddies (Fluid dynamics), Pressure, Simulation, Steam turbines, Turbulence, Flow (Dynamics), Unsteady flow, Annulus, Arches, Blades

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

A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl

Dimitrios Graikos, Hui Tang, Carl M. Sangan, Gary D. Lock, James A. Scobie

Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT14A008, June 13–17, 2022

Paper No: GT2022-82430

DOI: https://doi.org/10.1115/GT2022-82430

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Topics: Annulus, Turbines, Flow (Dynamics), Disks, Carbon dioxide, Clearances (Engineering), Computational fluid dynamics, Eddies (Fluid dynamics), Engines, Physics

Proceedings Papers

A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model

Xiao He, Fanzhou Zhao, Mehdi Vahdati

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A008, June 13–17, 2022

Paper No: GT2022-80456

DOI: https://doi.org/10.1115/GT2022-80456

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Topics: Turbochargers, Turbulence, Compressors, Rotors, Flow (Dynamics), Corners (Structural elements), NASA, Pressure, Pressure gradient, Separation (Technology)

Proceedings Papers

Accelerating the Development of a New Turbomachinery Concept in an Environment With Limited Resources and Experimental Data: Challenges

Dylan Rubini, Nikolas Karefyllidis, Liping Xu, Budimir Rosic, Harri Johannesdahl

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT36A001, June 13–17, 2022

Paper No: GT2022-80698

DOI: https://doi.org/10.1115/GT2022-80698

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Topics: Aerodynamics, Carbon, Chemical reactions, Chemistry, Computational fluid dynamics, Computer-aided engineering, Cracking (Materials), Databases, Design, Eddies (Fluid dynamics)

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

Modeling of Combustor-Turbine Vane Interaction Using Stress-Blended Eddy Simulation

Ishan Verma, Samir Rida, Laith Zori, Jaydeep Basani, Benjamin Kamrath, Dustin Brandt

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A008, June 7–11, 2021

Paper No: GT2021-59344

DOI: https://doi.org/10.1115/GT2021-59344

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Topics: Combustion chambers, Eddies (Fluid dynamics), Modeling, Simulation, Stress, Turbines, Stators, Flow (Dynamics), Boundary-value problems, Computational fluid dynamics

Proceedings Papers

Turbocharger Radial Turbine Response to Pulse Amplitude

Roberto Mosca, Shyang Maw Lim, Mihai Mihaescu

Paper No: GT2021-59997

DOI: https://doi.org/10.1115/GT2021-59997

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Topics: Turbines, Turbochargers, Flow (Dynamics), Heat transfer, Computer simulation, Eddies (Fluid dynamics), Engines, Exergy, Exhaust manifolds, Exhaust systems

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

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

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

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

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

Detached Eddy Simulation: Recent Development and Application to Compressor Tip Leakage Flow

Xiao He, Fanzhou Zhao, Mehdi Vahdati

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A011, June 7–11, 2021

Paper No: GT2021-59077

DOI: https://doi.org/10.1115/GT2021-59077

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Topics: Compressors, Eddies (Fluid dynamics), Leakage flows, Simulation, Delay differential equations, Turbulence, Flow (Dynamics), Databases, Model development, Physics

Proceedings Papers

Detached Eddy Simulation of Rotating Instabilities in a Low-Pressure Model Steam Turbine Operating Under Low Volume Flow Conditions

Ilgit Ercan, Damian M. Vogt

Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A006, June 7–11, 2021

Paper No: GT2021-58704

DOI: https://doi.org/10.1115/GT2021-58704

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Topics: Eddies (Fluid dynamics), Flow (Dynamics), Pressure, Simulation, Steam turbines, Computational fluid dynamics, Diffusers, Physics, Stress, Annulus

NARROW

Profile Loss Reduction of High Lift Turbine Blades With Rough and Ribbed Surfaces

Assessment of RANS Turbulence Models on Simplified Geometries Representative of Turbine Blade Tip Shroud Flow

High-Fidelity Simulations of the Flow Around T106C Cascade at Low Reynolds Number: The Effects of Freestream Turbulence and Stagger Angle

Design Sensitivity of a 1-1/2 Stage Unshrouded High Work Turbine Using Very-Large Eddy Simulations

Sensitivity Study on Species Diffusion Models in Turbulent Combustion of Hydrogen/air Jet in Crossflow Structure

Analysis of Turbulent Effects in a Low-Pressure Model Steam Turbine Operating Under Various Operating Conditions Using Detached Eddy Simulation

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

A New Interpretation of Hot Gas Ingress Through Turbine Rim Seals Influenced by Mainstream Annulus Swirl

A Turbo-Oriented Data-Driven Modification to the Spalart-Allmaras Turbulence Model

Accelerating the Development of a New Turbomachinery Concept in an Environment With Limited Resources and Experimental Data: Challenges

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

Modeling of Combustor-Turbine Vane Interaction Using Stress-Blended Eddy Simulation

Turbocharger Radial Turbine Response to Pulse Amplitude

Describing the Mechanism of Instability Suppression Using a Central Pilot Flame With Coupled Experiments and Simulations

Optimization of Fuel Nozzle Diameter in a Novel Cross Flow Lean Direct Injection Burner

Dynamic Mesh Adaption for Scale-Resolving Reacting Flow Simulations

Scale Resolving CFD Investigations of Aerothermal Field and Emissions of a Lean Burn Aeroengine Combustor

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

Detached Eddy Simulation: Recent Development and Application to Compressor Tip Leakage Flow

Detached Eddy Simulation of Rotating Instabilities in a Low-Pressure Model Steam Turbine Operating Under Low Volume Flow Conditions

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