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Proceedings Papers

Optimum Control Scheme for Deformable Blades Applied to Horizontal Wind Turbine

Juan Carlos Jauregui-Correa, Azael Duran-Castillo
Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A004, June 13–17, 2022
Paper No: GT2022-81169
DOI: https://doi.org/10.1115/GT2022-81169
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Topics: Blades, Shapes, Wind turbines
Proceedings Papers

The Effect of Diffuser Shape for Film Cooling Holes With Constant Expansion Angles and Area Ratio

Evan Lundburg, Stephen Lynch, Kevin Liu, Hongzhou Xu, Michael Fox
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A016, June 13–17, 2022
Paper No: GT2022-81520
DOI: https://doi.org/10.1115/GT2022-81520
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Topics: Diffusers, Film cooling, Shapes, Coolants, Surface roughness, Flow (Dynamics), Cooling, Durability, Gas turbines, High temperature
Proceedings Papers

Film Cooling Hole Shape Effects on Turbine Blade Heat Transfer – Part I: Computational Comparison to Experiment

Spencer Sperling, Louis Christensen, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A002, June 13–17, 2022
Paper No: GT2022-78244
DOI: https://doi.org/10.1115/GT2022-78244
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Topics: Film cooling, Heat transfer, Shapes, Turbine blades, Blades, Cooling, Pressure, Simulation, Turbines, Computation
Proceedings Papers

Film Cooling Hole Shape Effects on Turbine Blade Heat Transfer – Part II: Effects of Mass Flow Rate and Unsteadiness

Spencer Sperling, Louis Christensen, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A003, June 13–17, 2022
Paper No: GT2022-78245
DOI: https://doi.org/10.1115/GT2022-78245
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Topics: Film cooling, Flow (Dynamics), Heat transfer, Shapes, Turbine blades, Cooling, Coolants, Pressure, Turbines, Blades
Proceedings Papers

Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators

Chien-Shing Lee, Tom I-P. Shih, Douglas Straub, Justin Weber, Edward Robey
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A030, June 13–17, 2022
Paper No: GT2022-82675
DOI: https://doi.org/10.1115/GT2022-82675
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Topics: Film cooling, Generators, Vortices, Flow (Dynamics), Cooling, Heat transfer, Temperature, Computation, Flat plates, Plates (structures)
Proceedings Papers

Printability and Overall Cooling Performance of Additively Manufactured Holes With Inlet and Exit Rounding

Emma M. Veley, Karen A. Thole, Michael T. Furgeson, David G. Bogard
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A043, June 13–17, 2022
Paper No: GT2022-83313
DOI: https://doi.org/10.1115/GT2022-83313
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Topics: Additive manufacturing, Cooling, Design, Film cooling, Surface roughness, Convection, Coolants, Diffusers, Engines, Gas turbines
Proceedings Papers

Jet Entrance Configurations and Swirl Motion Effects on Heat Transfer Characteristics Inside Blade Leading Edge of the Gas Turbine

Fifi Elwekeel, Antar Abdala, Qun Zheng
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A006, June 13–17, 2022
Paper No: GT2022-79594
DOI: https://doi.org/10.1115/GT2022-79594
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Topics: Blades, Cooling, Gas turbines, Heat transfer, Shapes, Friction, Simulation, Computational fluid dynamics, Cross section (Physics), Reynolds number
Proceedings Papers

Calculating Windage Losses: A Review

Fernando Karg Bulnes, Thomas Kerr, Aaron Rimpel
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A016, June 13–17, 2022
Paper No: GT2022-82570
DOI: https://doi.org/10.1115/GT2022-82570
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Topics: Compressors, Density, Drag (Fluid dynamics), Fluids, High pressure (Physics), Machinery, Modeling, Reynolds number, Rotation, Rotors
Proceedings Papers

Turbine Endwall Contouring Through Advanced Optimization Techniques

Matteo Burigana, Tom Verstraete, Sergio Lavagnoli
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A012, June 13–17, 2022
Paper No: GT2022-82144
DOI: https://doi.org/10.1115/GT2022-82144
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Topics: Optimization, Turbines, Design, Engines, Blades, Flow (Dynamics), High pressure (Physics), Parametrization, Rotors, Boundary-value problems
Proceedings Papers

The Validation of a Parametric Leading Edge Model for Probabilistic CFD Analyses of Post-Service Compressor Airfoils

Lukas Schlüter, Paul Voigt, Matthias Voigt, Ronald Mailach, Robin Schmidt, Mirco Rostamian, Bernd Becker
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A003, June 13–17, 2022
Paper No: GT2022-78309
DOI: https://doi.org/10.1115/GT2022-78309
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Topics: Airfoils, Compressors, Computational fluid dynamics, Shapes, Rotors, Blades, Electromagnetic scattering, Flow simulation, High pressure (Physics), Jet engines
Proceedings Papers

Low Wind Speed Characteristics of an Optimized Diffuser Augmented Wind Turbine

Hazem H. Abdelrahman, Ahmed M. R. Elbaz, Ahmed M. Elkholy
Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A010, June 13–17, 2022
Paper No: GT2022-82052
DOI: https://doi.org/10.1115/GT2022-82052
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Topics: Computational fluid dynamics, Diffusers, Wind turbines, Wind velocity, Torque, Turbines, Reynolds-averaged Navier–Stokes equations, Wind, Energy generation, Genetic algorithms
Proceedings Papers

From Concept to Wind Tunnel Model: Efficient Design Methodology for Innovative Low-Noise Propellers

Lieven Baert, Gabriele Grasso, Caroline Sainvitu, Ingrid Lepot, Marinus J. van Enkhuizen, Karel Lammers, Nicholas Bown
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A001, June 13–17, 2022
Paper No: GT2022-77969
DOI: https://doi.org/10.1115/GT2022-77969
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Topics: Design methodology, Noise (Sound), Propellers, Wind tunnels, Design, Aircraft, Optimization, Shapes, Aviation, Blades
Proceedings Papers

Non-Linear Damper-Blade Coupling Calculations Reduced to Essentials

Chiara Gastaldi, Muzio M. Gola
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A026, June 13–17, 2022
Paper No: GT2022-82830
DOI: https://doi.org/10.1115/GT2022-82830
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Topics: Blades, Dampers, Airfoils, Cycles, Finite element model, Rotation, Bending (Stress), Construction, Damping, Design
Proceedings Papers

Integrated Aerodynamic and Structural Blade Shape Optimisation of Axial Turbines Operating With Supercritical Carbon Dioxide Blended With Dopants

Abdelrahman S. Abdeldayem, Martin T. White, Andrea Paggini, Marco Ruggiero, Abdulnaser I. Sayma
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A004, June 13–17, 2022
Paper No: GT2022-81223
DOI: https://doi.org/10.1115/GT2022-81223
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Topics: Blades, Optimization, Shape optimization, Shapes, Supercritical carbon dioxide, Turbines
Proceedings Papers

Flow Dynamics of a Subsonic Axial Compressor Rotor With Leaned Tandem Blades

Amit Kumar, Jerry T. John, Akshay Kumar, Hitesh Chhugani, A. M. Pradeep
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A021, June 13–17, 2022
Paper No: GT2022-82075
DOI: https://doi.org/10.1115/GT2022-82075
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Topics: Blades, Compressors, Flow (Dynamics), Leakage, Rotors, Vortices, Design, Pressure, Shapes, Diffusion (Physics)
Proceedings Papers

Attributes of Bi-Directional Turbomachinery for Pumped Thermal Energy Storage

J. D. Chiapperi, E. M. Greitzer, C. S. Tan
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A012, June 13–17, 2022
Paper No: GT2022-81016
DOI: https://doi.org/10.1115/GT2022-81016
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Topics: Thermal energy storage, Turbomachinery, Blades, Energy storage, Optimization, Compressors, Computation, Conceptual design, Cycles, Design
Proceedings Papers

Unsteady Structure of Compressor Tip Leakage Flows

Joshua M. Maynard, Andrew P. S. Wheeler, James V. Taylor, Roger Wells
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A003, June 13–17, 2022
Paper No: GT2022-78371
DOI: https://doi.org/10.1115/GT2022-78371
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Topics: Compressors, Leakage flows, Flow (Dynamics), Blades, Corners (Structural elements), Engineering simulation, Simulation, Turbulence, Unsteady flow, Bubbles
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
DOI: https://doi.org/10.1115/GT2022-81752
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Topics: Airfoils, Cascades (Fluid dynamics), Compressors, Erosion, Shapes, Particulate matter, Aircraft engines, Computer simulation, Flow (Dynamics), NASA
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

The Importance of Shape in Particle Rebound Behaviors

Jacob Wilson, Rui Qiao, Matthew Kappes, James Loebig, Rory Clarkson
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A001, June 13–17, 2022
Paper No: GT2022-78116
DOI: https://doi.org/10.1115/GT2022-78116
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Topics: Particulate matter, Shapes, Electromagnetic scattering, Engineering simulation, Physics, Radiation scattering, Scattering (Physics), Simulation, Aircraft engines, Corners (Structural elements)