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Proceedings Papers

The Effect of Meter-Diffuser Angular Offset on Film Cooling Hole Adiabatic Effectiveness

Evan Lundburg, Stephen Lynch, Kevin Liu, Hongzhou Xu, Michael Fox
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A003, June 26–30, 2023
Paper No: GT2023-100791
https://doi.org/10.1115/GT2023-100791
View Paper titled, The Effect of Meter-Diffuser Angular Offset on Film Cooling Hole Adiabatic Effectiveness
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Topics: Diffusers, Film cooling, Coolants, Flow (Dynamics), Surface roughness, Errors, Geometry, Shapes, Blades, Diffusion (Physics)
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
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A015, June 26–30, 2023
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

Mass-Heat Coupling in Film Cooling Experiments — The Influence of Temperature and Turbulence on the Dufour Effect

Connor J. Wiese, James L. Rutledge
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A006, June 26–30, 2023
Paper No: GT2023-101638
https://doi.org/10.1115/GT2023-101638
View Paper titled, Mass-Heat Coupling in Film Cooling Experiments — The Influence of Temperature and Turbulence on the Dufour Effect
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Topics: Film cooling, Heat, Temperature, Turbulence, Coolants, Helium, Carbon dioxide, Cooling, Free stream turbulence, Gases
Proceedings Papers

PSP and LES Investigation on the Impact of Trench Depth on Flat Plate Film Cooling Through Shaped Holes

Hamed Abdeh, Giovanna Barigozzi, Ali Zamiri, Jin Taek Chung
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A014, June 26–30, 2023
Paper No: GT2023-102890
https://doi.org/10.1115/GT2023-102890
View Paper titled, PSP and LES Investigation on the Impact of Trench Depth on Flat Plate Film Cooling Through Shaped Holes
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Topics: Film cooling, Flat plates, Computer simulation, Coolants, Cooling, Experimental design, Thermal barrier coatings, Wind tunnels
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

Impact of Effusion Hole Exit Geometry on the Cooling Performance of TBC Coated Surfaces in a High Temperature Combustion Environment

Kevin Snyder, Matthew Boguszewski, Baki M. Cetegen
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A010, June 26–30, 2023
Paper No: GT2023-102030
https://doi.org/10.1115/GT2023-102030
View Paper titled, Impact of Effusion Hole Exit Geometry on the Cooling Performance of TBC Coated Surfaces in a High Temperature Combustion Environment
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Topics: Combustion, Cooling, Geometry, High temperature, Temperature, Combustion chambers, Coolants, Plates (structures), Alloys, Carbon dioxide
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

Effect of Coolant Flowrate on High-Pressure Turbine Tip Flow Structures and Thermal Loading

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A020, June 26–30, 2023
Paper No: GT2023-104008
https://doi.org/10.1115/GT2023-104008
View Paper titled, Effect of Coolant Flowrate on High-Pressure Turbine Tip Flow Structures and Thermal Loading
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Topics: Coolants, Flow (Dynamics), High pressure (Physics), Turbines, Blades, Film cooling, Turbine blades, Gas turbines, Heat transfer, Cooling
Proceedings Papers

A Superposition Technique for Predicting Overall Effectiveness With Multiple Sources of Individually Characterized Internal and External Coolant Flows

Matthew N. Fuqua, James L. Rutledge
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, V07BT13A009, June 26–30, 2023
Paper No: GT2023-102233
https://doi.org/10.1115/GT2023-102233
View Paper titled, A Superposition Technique for Predicting Overall Effectiveness With Multiple Sources of Individually Characterized Internal and External Coolant Flows
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Topics: Coolants, Flow (Dynamics), Cooling, Film cooling, Temperature, Turbine components, Wall temperature, Design, Gas turbines, High temperature
Proceedings Papers

A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization

Robin Schöffler, Clemens Grunwitz, Robin G. Brakmann
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, V07BT13A013, June 26–30, 2023
Paper No: GT2023-103061
https://doi.org/10.1115/GT2023-103061
View Paper titled, A Semi-Empirical Model for Conceptual Turbine Vane Cooling Design and Optimization
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Topics: Cooling, Design, Optimization, Turbines, Coolants, Flow (Dynamics), Temperature distribution, Chain, Geometry, Aerodynamic flow
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

Scaling Overall Effectiveness in Low Temperature Experiments

Carol E. Bryant, James L. Rutledge
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, V07BT13A008, June 26–30, 2023
Paper No: GT2023-102228
https://doi.org/10.1115/GT2023-102228
View Paper titled, Scaling Overall Effectiveness in Low Temperature Experiments
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Topics: Low temperature, Coolants, Engines, Computational fluid dynamics, Carbon dioxide, Cooling, Design, Fluids, Gases, Heat transfer coefficients
Proceedings Papers

Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes

Andrew Fox, Stephen Lynch, Jason C. Young, Carl P. Frick, Jennifer Hankins, Kyle Kuhn, Stephan A. Brinckmann, Ray S. Fertig, III
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, V07BT13A017, June 26–30, 2023
Paper No: GT2023-104059
https://doi.org/10.1115/GT2023-104059
View Paper titled, Design and Cooling Performance of Additively Manufactured Ceramic Turbine Vanes
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Topics: Additive manufacturing, Ceramics, Cooling, Design, Turbines, Gas turbines, Industrial ceramics, Manufacturing, Air flow, Aviation
Proceedings Papers

Effects of Manufacturing Tolerances on Double Wall Effusion Cooling

Michael van de Noort, Peter T. Ireland, Janendra C. Telisinghe
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, V07BT13A002, June 26–30, 2023
Paper No: GT2023-100824
https://doi.org/10.1115/GT2023-100824
View Paper titled, Effects of Manufacturing Tolerances on Double Wall Effusion Cooling
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Topics: Coolants, Cooling, Flow (Dynamics), Manufacturing
Proceedings Papers

Heat Transfer Coefficient Dependence on Coolant Temperature For Supercritical CO2 Leading-Edge Jet Impingement

Weston Olson, Erik Fernandez, Ladislav Vesely, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A029, June 26–30, 2023
Paper No: GT2023-104020
https://doi.org/10.1115/GT2023-104020
View Paper titled, Heat Transfer Coefficient Dependence on Coolant Temperature For Supercritical CO2 Leading-Edge Jet Impingement
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Topics: Coolants, Heat transfer, Heat transfer coefficients, Supercritical carbon dioxide, Temperature
Proceedings Papers

Aerodynamic Performance in a Turbine Cascade With Large Tip Clearance and Casing-Side Injection

Dunam Hong, Minsuk Choi, Myungho Kim, Seung Jin Song
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A012, June 26–30, 2023
Paper No: GT2023-102124
https://doi.org/10.1115/GT2023-102124
View Paper titled, Aerodynamic Performance in a Turbine Cascade With Large Tip Clearance and Casing-Side Injection
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Topics: Cascades (Fluid dynamics), Clearances (Engineering), Coolants, Turbines
Proceedings Papers

ECAT+: A Second-Generation High-Temperature Engine Component Aerothermal Facility at the University of Oxford

Andrew Messenger, James Cartlidge, Nafiz Chowdhury, Frédéric Goenaga, Thomas Povey
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A023, June 26–30, 2023
Paper No: GT2023-102935
https://doi.org/10.1115/GT2023-102935
View Paper titled, ECAT+: A Second-Generation High-Temperature Engine Component Aerothermal Facility at the University of Oxford
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Topics: Engines, High temperature, Turbines, Design, Temperature, Transients (Dynamics), Combustion chambers, Coolants, Heating, Compressors
Proceedings Papers

Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field and Performance for a Transonic High-Pressure Turbine Stage

Yoji Okita, Junichi Kazawa, Kazutaka Fuchigami, Takashi Yamane, Nozomi Tanaka, Hiroki Sato, Masaaki Hamabe, Haruyuki Tanimitsu
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A007, June 26–30, 2023
Paper No: GT2023-101849
https://doi.org/10.1115/GT2023-101849
View Paper titled, Aerodynamic Impact of Secondary Air Injection Flowrates on the Main Annulus Flow Field and Performance for a Transonic High-Pressure Turbine Stage
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Topics: Annulus, Flow (Dynamics), High pressure (Physics), Turbines, Coolants, Rotors, Airfoils, Disks, Testing, Vortices
Proceedings Papers

Windage Torque Reduction in Low-Pressure Turbine Cavities Part 2: Experimental and Numerical Results

Richard Jackson, Gary D. Lock, Carl M. Sangan, James A. Scobie, Zhihui Li, Loizos Christodoulou, Richard Jefferson-Loveday, Stephen Ambrose
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A015, June 26–30, 2023
Paper No: GT2023-102311
https://doi.org/10.1115/GT2023-102311
View Paper titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part 2: Experimental and Numerical Results
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Topics: Cavities, Pressure, Torque, Turbines, Flow (Dynamics), Wheels, Engines, Rotors, Stators, Annulus
Proceedings Papers

The Effect of Casing Coolant Injection on Aerodynamic Loss in a Linear Turbine Cascade With Tip Clearance

Dunam Hong, Minsuk Choi, Myungho Kim, Seung Jin Song
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A004, June 13–17, 2022
Paper No: GT2022-80252
https://doi.org/10.1115/GT2022-80252
View Paper titled, The Effect of Casing Coolant Injection on Aerodynamic Loss in a Linear Turbine Cascade With Tip Clearance
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Topics: Cascades (Fluid dynamics), Clearances (Engineering), Coolants, Turbines