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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
DOI: https://doi.org/10.1115/GT2022-80252
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Topics: Cascades (Fluid dynamics), Clearances (Engineering), Coolants, Turbines
Proceedings Papers

Unpacking Inter-Mineral Synergies and Reactions During Dust Deposition in an Impingement Coolant Jet

Eric P. Nied, Jeffrey P. Bons, Ryan K. Lundgreen
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT31A013, June 13–17, 2022
Paper No: GT2022-82304
DOI: https://doi.org/10.1115/GT2022-82304
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Topics: Chemistry, Coolants, Dust, Gas turbines, Minerals, Gypsum, Quartz, Temperature, Composite materials, Flow (Dynamics)
Proceedings Papers

Heat Transfer and Pressure Loss Correlations for Leading Edge, Jet Impingement Using Racetrack-Shaped Jets With Filleted Edges

Ritwik V. Kulkarni, Lesley M. Wright
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A003, June 13–17, 2022
Paper No: GT2022-79362
DOI: https://doi.org/10.1115/GT2022-79362
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Topics: Heat transfer, Jets, Pressure, Discharge coefficient, Engines, Orifices, Airfoils, Casting, Coolants, Cooling
Proceedings Papers

Thermal Management for Electrification in Aircraft Engines: Optimization of Coolant System

N. Raske, O. Ausin Gonzalez, S. Furino, M. Pietropaoli, S. Shahpar, F. Montomoli
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT13A013, June 13–17, 2022
Paper No: GT2022-82538
DOI: https://doi.org/10.1115/GT2022-82538
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Topics: Aircraft engines, Coolants, Electrification, Fluids, Optimization, Thermal management, Topology
Proceedings Papers

Flow Scaling Considerations for Internal Coolant Warming

Connor J. Wiese, Carol E. Bryant, James L. Rutledge
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A010, June 13–17, 2022
Paper No: GT2022-81510
DOI: https://doi.org/10.1115/GT2022-81510
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Topics: Coolants, Flow (Dynamics), Engines, Fluids, Gases, Temperature distribution, Turbine components
Proceedings Papers

Experimental Investigation Into the Effect of a Ceramic Matrix Composite Surface on Film Cooling

Peter H. Wilkins, Stephen P. Lynch, Karen A. Thole, Tyler Vincent, San Quach, Eleanor Kaufman
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A038, June 13–17, 2022
Paper No: GT2022-83109
DOI: https://doi.org/10.1115/GT2022-83109
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Topics: Ceramic matrix composites, Film cooling, Turbulence, Boundary layers, Temperature, Topology, Composite materials, Coolants, Density, Fibers
Proceedings Papers

A Resistive Model to Characterize Overall Effectiveness Influenced by Multiple Coolant Temperatures

James L. Rutledge, Matthew N. Fuqua, Marc D. Polanka, William P. Baker
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A017, June 13–17, 2022
Paper No: GT2022-81816
DOI: https://doi.org/10.1115/GT2022-81816
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Topics: Coolants, Temperature, Computational fluid dynamics, Engineering simulation, Flow (Dynamics), Simulation, 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

Evaluation of Adjoint Optimized Holes - Part I Baseline Performance

Daniel Gutierrez, Christopher Yoon, Michael T. Furgeson, Emma M. Veley, David G. Bogard, Karen A. Thole
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A044, June 13–17, 2022
Paper No: GT2022-83436
DOI: https://doi.org/10.1115/GT2022-83436
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Topics: Additive manufacturing, Computation, Coolants, Cooling, Cross-flow, Design, Engines, Film cooling, Flow (Dynamics), Gas turbines
Proceedings Papers

Impact of Ceramic Matrix Composite Topology on Overall Effectiveness

Ryan D. Edelson, Karen A. Thole
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A024, June 13–17, 2022
Paper No: GT2022-82326
DOI: https://doi.org/10.1115/GT2022-82326
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Topics: Ceramic matrix composites, Topology, Coolants, Film cooling, Gas turbines, Additive manufacturing, Ceramic fibers, Ceramics, Convection, Cooling
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

Experimental Evaluation of a Wavy Trailing Edge Cooling Design as an Alternative to Pressure Side Cutback Cooling

Izhar Ullah, Timothy A. Burdett, Lesley M. Wright, Je-Chin Han, Ching-Pang Lee
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A004, June 13–17, 2022
Paper No: GT2022-78286
DOI: https://doi.org/10.1115/GT2022-78286
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Topics: Cooling, Design, Film cooling, Pressure, Blades, Coolants, Cascades (Fluid dynamics), Suction, Density, Flow (Dynamics)
Proceedings Papers

Sensitivity of Adiabatic Cooling Effectiveness to Mainstream and Coolant Temperatures in Transonic Flow Over an Idealized Blade Tip Model

Haiteng Ma, Wei Zeng, Siming Dai, Hongmei Jiang
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A034, June 13–17, 2022
Paper No: GT2022-82778
DOI: https://doi.org/10.1115/GT2022-82778
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Topics: Adiabatic cooling, Blades, Coolants, Film cooling, Heat transfer, Temperature, Transients (Dynamics), Transonic flow, Turbines
Proceedings Papers

Scaling Flat Plate Overall Effectiveness Measurements

Luke J. McNamara, Jacob P. Fischer, Marta Kernan, James L. Rutledge
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A018, June 13–17, 2022
Paper No: GT2022-81826
DOI: https://doi.org/10.1115/GT2022-81826
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Topics: Flat plates, Coolants, Engines, Flow (Dynamics), Thermal conductivity, Turbine components, Cooling, Design, Gases, Low temperature
Proceedings Papers

Identification of Fluctuation Modes for a Cylindrical Film Cooling Hole Using the Spectral Proper Orthogonal Decomposition Method

Nicola Rosafio, Giove De Cosmo, Simone Salvadori, Mauro Carnevale, Daniela Anna Misul
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A006, June 13–17, 2022
Paper No: GT2022-79528
DOI: https://doi.org/10.1115/GT2022-79528
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Topics: Film cooling, Principal component analysis, Coolants, Flow (Dynamics), Modeling, Blades, Compressible flow, Cooling, Engines, Flat plates
Proceedings Papers

The Cooling Effect of Combustor Exit Louver Scheme on a Transonic Nozzle Guide Vane Endwall

Shuo Mao, Daniel Van Hout, Kaiyuan Zhang, Wing F. Ng, Hongzhou Xu, Michael Fox
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT11A007, June 13–17, 2022
Paper No: GT2022-82800
DOI: https://doi.org/10.1115/GT2022-82800
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Topics: Combustion chambers, Cooling, Nozzle guide vanes, Coolants, Cavities, Computational fluid dynamics, Cooling systems, Design, Engines, Flow (Dynamics)
Proceedings Papers

Effects of Internal Coolant Crossflow on Film-Cooling Performance of Double-Jet and Cylindrical Holes

Huaitao Zhu, Gongnan Xie, Rui Zhu, Bengt Sunden
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A028, June 13–17, 2022
Paper No: GT2022-82514
DOI: https://doi.org/10.1115/GT2022-82514
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Topics: Coolants, Film cooling
Proceedings Papers

Theoretical Considerations for Scaling Convection in Overall Effectiveness Experiments

Carol E. Bryant, James L. Rutledge
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A015, June 13–17, 2022
Paper No: GT2022-81508
DOI: https://doi.org/10.1115/GT2022-81508
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Topics: Computational fluid dynamics, Convection, Coolants, Density, Engineering simulation, Engines, Flow (Dynamics), Fluids, Gases, Heat transfer coefficients
Proceedings Papers

Influence of Porosity on Double-Walled Effusion-Cooled Systems for Gas Turbine Blades

Matthew Courtis, Peter Ireland
Proc. ASME. GT2022, Volume 6A: Heat Transfer — Combustors; Film Cooling, V06AT12A009, June 13–17, 2022
Paper No: GT2022-80377
DOI: https://doi.org/10.1115/GT2022-80377
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Topics: Blades, Gas turbines, Porosity, Cooling, Computational fluid dynamics, Convection, Coolants, Flow (Dynamics), Temperature, Fatigue
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