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Proceedings Papers

Effect of a Passive Flow Control Device on the Performance of an S-Duct Inlet in High Subsonic Flow

Courtney Rider, Asad Asghar, William D. E. Allan, Grant Ingram, Robert Stowe, Rogerio Pimentel
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A038, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104104
https://doi.org/10.1115/GT2023-104104
View Paper titled, Effect of a Passive Flow Control Device on the Performance of an S-Duct Inlet in High Subsonic Flow
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Topics: Ducts, Flow control, Subsonic flow, Separation (Technology), Computational fluid dynamics, Pressure, Diffusers, Simulation, Aerodynamics, Airfoils
Proceedings Papers

Coarse Droplet Measurement at the Last Stage Stator Exit of a Four-Stage Scaled Steam Turbine Using an Optical Backscatter Probe

Yasuhiro Sasao, Shigeki Senoo, Ilias Bosdas, Anestis Kalfas
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103378
https://doi.org/10.1115/GT2023-103378
View Paper titled, Coarse Droplet Measurement at the Last Stage Stator Exit of a Four-Stage Scaled Steam Turbine Using an Optical Backscatter Probe
Open the PDF for Coarse Droplet Measurement at the Last Stage Stator Exit of a Four-Stage Scaled Steam Turbine Using an Optical Backscatter Probe in another window
Topics: Backscattering, Drops, Erosion, Probes, Stators, Steam turbines, Computational fluid dynamics, Flow (Dynamics), Blades, Damage
Proceedings Papers

An Euler-Based Throughflow Approach for Axial Compressors

Oliver Martens, Sebastian Schuster, Dieter Brillert
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101615
https://doi.org/10.1115/GT2023-101615
View Paper titled, An Euler-Based Throughflow Approach for Axial Compressors
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Topics: Compressors, Computational fluid dynamics, Pressure, Blades, Computation, Deflection, Design, Finite volume methods, Flow (Dynamics), Geometry
Proceedings Papers

On the Effect of Purge Air on the Aerodynamic Performance of a State-of-the-Art Turbine-Rear-Frame Guide Vane

Malte Schien, Christian Wakelam, Mattia Graiff, Emil Göttlich, Andreas Marn
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101915
https://doi.org/10.1115/GT2023-101915
View Paper titled, On the Effect of Purge Air on the Aerodynamic Performance of a State-of-the-Art Turbine-Rear-Frame Guide Vane
Open the PDF for On the Effect of Purge Air on the Aerodynamic Performance of a State-of-the-Art Turbine-Rear-Frame Guide Vane in another window
Topics: Cavities, Guide vanes, Turbines, Turbomachinery, Fluids, Temperature, Flow (Dynamics), Pressure, Thermal efficiency, Aerodynamics
Proceedings Papers

Effect of Winglet Blade on the Performance of Small-Scale Horizontal Axis Wind Turbine

Saif Al Hamad, Mohamed Abousabae, Alaa Hasan, Omar Habash, Ryoichi S. Amano
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101643
https://doi.org/10.1115/GT2023-101643
View Paper titled, Effect of Winglet Blade on the Performance of Small-Scale Horizontal Axis Wind Turbine
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Topics: Aerodynamics, Blades, Design, Horizontal axis wind turbines, Wind energy, Computational fluid dynamics, Airfoils, Wind tunnels, Wind turbines, Wind velocity
Proceedings Papers

Modification of a Radial Pump Characteristics With Fluid Suction in the Vaneless Space

Sabri Deniz
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100783
https://doi.org/10.1115/GT2023-100783
View Paper titled, Modification of a Radial Pump Characteristics With Fluid Suction in the Vaneless Space
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Topics: Flow control, Flow instability, Fluids, Pumps, Suction
Proceedings Papers

Direct Numerical Simulation of an HPT Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures

Taiyang Wang, Yaomin Zhao, John Leggett, Richard D. Sandberg
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102213
https://doi.org/10.1115/GT2023-102213
View Paper titled, Direct Numerical Simulation of an HPT Stage: Unsteady Boundary Layer Transition and the Resulting Flow Structures
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Topics: Boundary layers, Computer simulation, Flow (Dynamics), Wakes, Turbulence, Blades, Boundary layer turbulence, Bubbles, Databases, Free stream turbulence
Proceedings Papers

Characterizing Shrouded Stator Cavity Flow on the Performance of a Single-Stage Axial Transonic Compressor

Runzhu Shao, Xiao He, Mingmin Zhu, Fabian Klausmann, Jinfang Teng
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101131
https://doi.org/10.1115/GT2023-101131
View Paper titled, Characterizing Shrouded Stator Cavity Flow on the Performance of a Single-Stage Axial Transonic Compressor
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Topics: Cavity flows, Compressors, Stators, Leakage flows, Cavities, Flow (Dynamics), Geometry, Leakage, Pressure, Computer simulation
Proceedings Papers

Numerical Investigations of Transitional SBLI on a Highly Loaded Transonic Compressor Passage

Selin Kahraman, Jason A. Bourgeois, Christian Janke, Marius Swoboda
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A024, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102435
https://doi.org/10.1115/GT2023-102435
View Paper titled, Numerical Investigations of Transitional SBLI on a Highly Loaded Transonic Compressor Passage
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Topics: Boundary layers, Compressors, Design, Mach number, Optimization, Oscillations, Reynolds number, Seas, Shock (Mechanics), Shock waves
Proceedings Papers

Pump-Turbine Development for Geomechanical Pumped Storage Facility

Abhay Patil, Jason Wilkes, Jordan Nielson, Bunker Hill
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103471
https://doi.org/10.1115/GT2023-103471
View Paper titled, Pump-Turbine Development for Geomechanical Pumped Storage Facility
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Topics: Pump turbines, Storage, Design, Flow (Dynamics), Pumps, Turbines, Energy storage, Manufacturing, Reservoirs, Cavitation
Proceedings Papers

Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes

Sofia Galeotti, Tommaso Bacci, Alessio Picchi, Bruno Facchini, Simone Cubeda
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102549
https://doi.org/10.1115/GT2023-102549
View Paper titled, Heat Transfer Coefficient and Adiabatic Effectiveness Measurements on a Nozzle Guide Vane With a Single Row of Cylindrical Holes
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Topics: Heat transfer coefficients, Nozzle guide vanes, Suction, Film cooling, Pressure, Cascades (Fluid dynamics), Computer simulation, Databases, Free stream turbulence, Gas flow
Proceedings Papers

Flow Interaction Between Cascade and Flow Resistance Medium

Tong Lin, Mehmet Sarimurat, Thong Quoc Dang
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101271
https://doi.org/10.1115/GT2023-101271
View Paper titled, Flow Interaction Between Cascade and Flow Resistance Medium
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Rotors, Blades, Computational fluid dynamics, Boundary layers, Delays, Flow separation, Pressure, Pressure drop
Proceedings Papers

A Novel Prediction Model for the Aerodynamic Losses Increase Due to Film Cooling Injections From Gas Turbine Vane Surface

Yulin Wang, Can Guo, Xinnan Chen, Tianyi Sun, Dawei Chen, Zhigang Li, Jun Li
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102906
https://doi.org/10.1115/GT2023-102906
View Paper titled, A Novel Prediction Model for the Aerodynamic Losses Increase Due to Film Cooling Injections From Gas Turbine Vane Surface
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Topics: Film cooling, Gas turbines, Pressure, Coolants, Cascades (Fluid dynamics), Turbines, Computer simulation, Suction, Airfoils, Computational fluid dynamics
Proceedings Papers

Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades

Lorenzo Tieghi, Felix Czwielong, Valerio F. Barnabei, Cristof Ocker, Giovanni Delibra, Stefan Becker, Alessandro Corsini
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101899
https://doi.org/10.1115/GT2023-101899
View Paper titled, Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades
Open the PDF for Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans With Forward Skewed Blades in another window
Topics: Aerodynamic noise, Aerodynamics, Blades, Fans, Flow (Dynamics), Emissions, Noise control, Rotors, Sound, Anechoic chambers
Proceedings Papers

Flow Control of Turbine Vane Aerodynamics for Gas Turbine Operability

Priyank A. Dhyani, Gustaaf B. Jacobs, Dan Burnes, Tyson Ferguson
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102015
https://doi.org/10.1115/GT2023-102015
View Paper titled, Flow Control of Turbine Vane Aerodynamics for Gas Turbine Operability
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Topics: Aerodynamics, Flow control, Gas turbines, Turbines, Flow (Dynamics), Nozzles, Jets, Chords (Trusses), Ejectors, Engines
Proceedings Papers

Compressor Tip Leakage Mechanisms

James V. Taylor, Anthony M. J. Dickens, Harry Simpson
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A033, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103005
https://doi.org/10.1115/GT2023-103005
View Paper titled, Compressor Tip Leakage Mechanisms
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Topics: Compressors, Leakage, Simulation, Blades, Engineering standards, Flow (Dynamics), Geometry, Leakage flows, Modeling, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

The Effect of Trailing Edge Grid Resolution in Large-Eddy Simulations

Kenji Miki, Ali Ameri
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102276
https://doi.org/10.1115/GT2023-102276
View Paper titled, The Effect of Trailing Edge Grid Resolution in Large-Eddy Simulations
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Topics: Ceramic matrix composites, Large eddy simulation, Resolution (Optics), Blades, Pressure, Suction, Wakes, Alloys, Bubbles, Cascades (Fluid dynamics)
Proceedings Papers

Effects of Turbine Blade Tip Pressure Side Winglet and Cavity Rim on Aerodynamic Performance

SooHyun Jo, Youngmin Jeon, Seungchan Baek, Jeonghwan Song, Donghyun You, Wontae Hwang
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A001, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100621
https://doi.org/10.1115/GT2023-100621
View Paper titled, Effects of Turbine Blade Tip Pressure Side Winglet and Cavity Rim on Aerodynamic Performance
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Topics: Blades, Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Leakage flows, Pressure, Turbine blades, Turbines, Design, Leakage
Proceedings Papers

Active Fluidic Control of a Nozzle Guide Vane Throat

Alexander Spens, Jeffrey P. Bons
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101856
https://doi.org/10.1115/GT2023-101856
View Paper titled, Active Fluidic Control of a Nozzle Guide Vane Throat
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Topics: Nozzle guide vanes, Turbines, Flow (Dynamics), Nozzles, Pressure, Suction, Blocks (Building materials), Cycles, Design, Flow control
Proceedings Papers

Best-Practice Guidelines for High-Fidelity Simulations Based on Detailed Analysis of a Highly-Loaded Low-Pressure Turbine Cascade

Marco Rosenzweig, Simone Giaccherini, Lorenzo Pinelli, Melissa Kozul, Richard Sandberg, Michele Marconcini, Roberto Pacciani
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A021, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102697
https://doi.org/10.1115/GT2023-102697
View Paper titled, Best-Practice Guidelines for High-Fidelity Simulations Based on Detailed Analysis of a Highly-Loaded Low-Pressure Turbine Cascade
Open the PDF for Best-Practice Guidelines for High-Fidelity Simulations Based on Detailed Analysis of a Highly-Loaded Low-Pressure Turbine Cascade in another window
Topics: Cascades (Fluid dynamics), Engineering simulation, Pressure, Simulation, Turbines, Blades, Flow (Dynamics), Large eddy simulation, Wakes, Boundary-value problems