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Proceedings Papers

Experimental and Numerical Study of Purge Flow Effects in an HP Turbine Stage

Daniel Payne, Vasudevan Kanjirakkad
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A024, June 26–30, 2023
Paper No: GT2023-103878
https://doi.org/10.1115/GT2023-103878
View Paper titled, Experimental and Numerical Study of Purge Flow Effects in an HP Turbine Stage
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Topics: Flow (Dynamics), Turbines, Cavities, Annulus, Simulation, Computer simulation, Engines, Rotors, Stators, Cavity flows
Proceedings Papers

Experimental Measurements of Flow-Averaged Toroidal Vortices in Buoyancy-Dominated Rotating Cavities

Emma C. Fox, Mark R. Puttock-Brown
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A008, June 26–30, 2023
Paper No: GT2023-102466
https://doi.org/10.1115/GT2023-102466
View Paper titled, Experimental Measurements of Flow-Averaged Toroidal Vortices in Buoyancy-Dominated Rotating Cavities
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Topics: Buoyancy, Cavities, Flow (Dynamics), Vortices, Disks, Engines, Aircraft engines, Blades, Compressors, Coriolis force
Proceedings Papers

High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness

Thomas O. Jelly, Wagih Abu Rowin, Nicholas Hutchins, Daniel Chung, Koichi Tanimoto, Takuo Oda, Richard D. Sandberg
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A005, June 26–30, 2023
Paper No: GT2023-102138
https://doi.org/10.1115/GT2023-102138
View Paper titled, High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness
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Topics: Additive manufacturing, Anisotropy, Heat transfer, Surface roughness, Turbulence, Flow (Dynamics), Pressure, Channel flow, Computational fluid dynamics, Computer simulation
Proceedings Papers

A Numerical Analysis of Cross-Flow Reinforced Impingement Cooling With a U-Shaped Flow-Guide on the Hole Plate

Robin G. Brakmann, Nina Brose, Francisco Carvalho, Safae Chargui, Roberto Guarino
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A003, June 26–30, 2023
Paper No: GT2023-101097
https://doi.org/10.1115/GT2023-101097
View Paper titled, A Numerical Analysis of Cross-Flow Reinforced Impingement Cooling With a U-Shaped Flow-Guide on the Hole Plate
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Topics: Cross-flow, Flow (Dynamics), Impingement cooling, Numerical analysis, Cooling, Jets, Reynolds number, Shapes, Engineering simulation, Gas turbines
Proceedings Papers

Heat Transfer Characteristics of an Internal Cooling Channel With Pin-Fins Using Recessed-Extruded Endwall Coupling in Gas Turbine Blade

Gia-Diem Pham, Khanh-Duy Cong Do, Duy-Hung Chung, Sung-Goon Park, Frédéric Plourde, Kwang-Yong Kim, Cong-Truong Dinh
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT15A002, June 26–30, 2023
Paper No: GT2023-101022
https://doi.org/10.1115/GT2023-101022
View Paper titled, Heat Transfer Characteristics of an Internal Cooling Channel With Pin-Fins Using Recessed-Extruded Endwall Coupling in Gas Turbine Blade
Open the PDF for Heat Transfer Characteristics of an Internal Cooling Channel With Pin-Fins Using Recessed-Extruded Endwall Coupling in Gas Turbine Blade in another window
Topics: Blades, Cooling, Fins, Gas turbines, Heat transfer, Reynolds number, Design, Flow (Dynamics), Friction, Engineering simulation
Proceedings Papers

Dynamic Performance of Liquid Smooth Annular Seal Operating in the Transition Regime

Seung-Hyeop Hyun, Adolfo Delgado
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A024, June 26–30, 2023
Paper No: GT2023-103158
https://doi.org/10.1115/GT2023-103158
View Paper titled, Dynamic Performance of Liquid Smooth Annular Seal Operating in the Transition Regime
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Topics: Damping, Excitation, Flow (Dynamics), Leakage, Pressure, Reynolds number, Rotors, Stiffness, Turbulence
Proceedings Papers

Structural Characterization of a Rapid-Prototyped Inlet Particle Separator Model for Aerodynamic Lab Testing

Marco Castaldi, Ignacio Mayo, Jacques Demolis, Frank Eulitz
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A001, June 26–30, 2023
Paper No: GT2023-101168
https://doi.org/10.1115/GT2023-101168
View Paper titled, Structural Characterization of a Rapid-Prototyped Inlet Particle Separator Model for Aerodynamic Lab Testing
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Topics: Engines, Fluid structure interaction, Particulate matter, Testing, Design, Reynolds number, Additive manufacturing, Aircraft, Collapse, Cycles
Proceedings Papers

An Experimental Study of the Stability and Nearfield Structure of Oxyfuel Jet Flames at Elevated Pressures

Muhammad Bukar, Suman Basnet, Bin Wu, Gaetano Magnotti
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A005, June 26–30, 2023
Paper No: GT2023-102824
https://doi.org/10.1115/GT2023-102824
View Paper titled, An Experimental Study of the Stability and Nearfield Structure of Oxyfuel Jet Flames at Elevated Pressures
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Topics: Flames, Stability, Pressure, Reynolds number, Carbon dioxide, Chemiluminescence, Combustion, Fuels, High pressure (Physics), Imaging
Proceedings Papers

Reynolds Number Calibration Coefficient for Multi-Hole Pneumatic Probes

Johannes Bachner, Andreas Pahs
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A007, June 26–30, 2023
Paper No: GT2023-101320
https://doi.org/10.1115/GT2023-101320
View Paper titled, Reynolds Number Calibration Coefficient for Multi-Hole Pneumatic Probes
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Topics: Calibration, Probes, Reynolds number, Pressure, Mach number, Transonic flow, Additive manufacturing, Errors, Flow (Dynamics), Interpolation
Proceedings Papers

TPIV Experimental Investigation of Film Coolant-to-Mainstream Interaction From Shaped Cooling Holes With Various Inlet Geometries

Hanlin Wang, Lesley M. Wright
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A009, June 26–30, 2023
Paper No: GT2023-102016
https://doi.org/10.1115/GT2023-102016
View Paper titled, TPIV Experimental Investigation of Film Coolant-to-Mainstream Interaction From Shaped Cooling Holes With Various Inlet Geometries
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Topics: Coolants, Cooling, Film cooling, Turbulence, Flat plates, Vorticity, Density, Design, Flow (Dynamics), Jets
Proceedings Papers

Effects of Leading Edge Shape on Effusion Film Cooling

Yu-Chuan Chang, Szu-Chi Huang, Chih-Yung Huang, Yao-Hsien Liu
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A013, June 26–30, 2023
Paper No: GT2023-102861
https://doi.org/10.1115/GT2023-102861
View Paper titled, Effects of Leading Edge Shape on Effusion Film Cooling
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Topics: Cooling, Film cooling, Pressure, Shapes, Cylinders, Testing, Additive manufacturing, Coolants, Density, Reynolds number
Proceedings Papers

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

Selin Kahraman, Jason A. Bourgeois, Christian Janke, Marius Swoboda
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A024, June 26–30, 2023
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

Reynolds Number Impact on High Pressure Turbine Flows

Michal Osusky, Gustavo Ledezma, Greg Sluyter, Sriram Shankaran
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A030, June 26–30, 2023
Paper No: GT2023-103064
https://doi.org/10.1115/GT2023-103064
View Paper titled, Reynolds Number Impact on High Pressure Turbine Flows
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Topics: Aircraft engines, Flow (Dynamics), Graphics processing units, High pressure (Physics), Reynolds number, Turbines, Turbulence
Proceedings Papers

A New Empirical Correlation for Transition in Both Short and Long Separation Bubbles

Daniele Petronio, Matteo Dellacasagrande, Daniele Simoni, Davide Lengani
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A028, June 26–30, 2023
Paper No: GT2023-103021
https://doi.org/10.1115/GT2023-103021
View Paper titled, A New Empirical Correlation for Transition in Both Short and Long Separation Bubbles
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Topics: Bubbles, Separation (Technology), Reynolds number, Boundary layers, Flow (Dynamics), Vorticity, Databases, Free stream turbulence, Pressure gradient, Blades
Proceedings Papers

A Data-Driven Approach for Generalizing the Laminar Kinetic Energy Model for Separation and Bypass Transition in Low- and High-Pressure Turbines

Yuan Fang, Yaomin Zhao, Harshal D. Akolekar, Andrew S. H. Ooi, Richard D. Sandberg, Roberto Pacciani, Michele Marconcini
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A025, June 26–30, 2023
Paper No: GT2023-102902
https://doi.org/10.1115/GT2023-102902
View Paper titled, A Data-Driven Approach for Generalizing the Laminar Kinetic Energy Model for Separation and Bypass Transition in Low- and High-Pressure Turbines
Open the PDF for A Data-Driven Approach for Generalizing the Laminar Kinetic Energy Model for Separation and Bypass Transition in Low- and High-Pressure Turbines in another window
Topics: High pressure (Physics), Kinetic energy, Separation (Technology), Turbines, Computational fluid dynamics, Wakes, Pressure, Turbulence, Acoustics, Blades
Proceedings Papers

The Role of Turbulence Transport in Mechanical Energy Budgets

Pawel J. Przytarski, Davide Lengani, Daniele Simoni, Andrew P. S. Wheeler
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A017, June 26–30, 2023
Paper No: GT2023-102767
https://doi.org/10.1115/GT2023-102767
View Paper titled, The Role of Turbulence Transport in Mechanical Energy Budgets
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Topics: Energy budget (Physics), Turbulence, Pressure, Entropy, Inflow, Simulation, Mach number, Reynolds number
Proceedings Papers

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions

Michael Bergmann, Christian Morsbach, Björn F. Klose, Graham Ashcroft, Edmund Kügeler
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A005, June 26–30, 2023
Paper No: GT2023-101623
https://doi.org/10.1115/GT2023-101623
View Paper titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 1: Sliding Interfaces and Unsteady Row Interactions in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbomachinery, Wakes, Cascades (Fluid dynamics), Computer simulation, Engineering simulation, Simulation, Computational fluid dynamics, Convection
Proceedings Papers

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Björn F. Klose, Patrick Bechlars, Edmund Kügeler
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A004, June 26–30, 2023
Paper No: GT2023-101374
https://doi.org/10.1115/GT2023-101374
View Paper titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbomachinery, Wakes, Inflow, Boundary layers, Corners (Structural elements), Design, Flow visualization, Generators
Proceedings Papers

Windage Loss and Flow Characteristics in Back Gap of Radial Inflow Impellers With Steam Medium

Zhuobin Zhao, Qinghua Deng, Lehao Hu, Jun Li, Zhenping Feng
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A011, June 26–30, 2023
Paper No: GT2023-102360
https://doi.org/10.1115/GT2023-102360
View Paper titled, Windage Loss and Flow Characteristics in Back Gap of Radial Inflow Impellers With Steam Medium
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Topics: Flow (Dynamics), Impellers, Inflow, Reynolds number, Steam, Turbines
Proceedings Papers

Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid Structure Interactions

Patrick K. Tran, Jared F. Congiardo, Craig R. Fortier, Erik Fernandez, Jayanta S. Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A008, June 26–30, 2023
Paper No: GT2023-101467
https://doi.org/10.1115/GT2023-101467
View Paper titled, Numerical Investigation of the Flow Structure of Cryogenic Hydrogen in Corrugated Metal Flexhoses Due to Fluid Structure Interactions
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Topics: Flow (Dynamics), Fluid structure interaction, Hydrogen, Metals, Multiphase flow, Physics, Engines, Flow-induced vibrations, Fluids, Fuel delivery systems