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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

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

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

Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments

Sadiya Tabassum, Michael Hilfer, Robin G. Brakmann, Christian Morsbach, Christian Willert, Marcel Matha, Michael Schroll
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A011, June 13–17, 2022
Paper No: GT2022-81749
DOI: https://doi.org/10.1115/GT2022-81749
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Topics: Computational fluid dynamics, Impingement cooling, Modeling, Turbulence, Jets, Engineering simulation, Reynolds-averaged Navier–Stokes equations, Simulation, Flat plates, Flux (Metallurgy)
Proceedings Papers

Effects of Ribbed Surfaces on Profile Losses of Low-Pressure-Turbine Blades

M. Dellacasagrande, D. Lengani, D. Simoni, M. Ubaldi, F. Bertini
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A029, June 13–17, 2022
Paper No: GT2022-82875
DOI: https://doi.org/10.1115/GT2022-82875
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Topics: Blades, Pressure, Turbines, Cascades (Fluid dynamics), Flat plates, Boundary layers, Dimensions, Geometry, Inflow, Pressure gradient
Proceedings Papers

Research on Acoustic Resonance Characteristics of Flat Plate Cascades Based on Acoustic Analogy

Feng Tong Zhao, Bo Cui, Mingsui Yang, Yun Dong Sha
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A019, June 13–17, 2022
Paper No: GT2022-81955
DOI: https://doi.org/10.1115/GT2022-81955
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Topics: Acoustics, Flat plates, Large eddy simulation, Resonance, Vortices
Proceedings Papers

Flow Visualization Study From a Flat Plate With Multiple Impinging Jets for Different Cross-Flow Schemes

Radheesh Dhanasegaran, Ssheshan Pugazhendhi
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A017, June 13–17, 2022
Paper No: GT2022-82152
DOI: https://doi.org/10.1115/GT2022-82152
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Topics: Cross-flow, Flat plates, Flow visualization, Jets, Heat transfer, Separation (Technology), Flow (Dynamics), Reynolds number, Skin friction (Fluid dynamics), Turbulence
Proceedings Papers

Influence of Surface Roughness on the Flat-Plate Boundary Layer Transition Under a High-Lift Airfoil Pressure Gradient and Low Freestream Turbulence

Heechan Jeong, Seung Jin Song
Proc. ASME. GT2021, Volume 2B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V02BT32A006, June 7–11, 2021
Paper No: GT2021-59192
DOI: https://doi.org/10.1115/GT2021-59192
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Topics: Airfoils, Boundary layers, Bubbles, Flat plates, Pressure gradient, Separation (Technology), Surface roughness, Turbulence
Proceedings Papers

Film Cooling Effectiveness Measurement of Fan-Shaped Holes Manufactured Using EDM Technique

S. Rouina, H. Abdeh, G. Barigozzi, V. Odemondo, L. Abba, M. Iannone
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A007, June 7–11, 2021
Paper No: GT2021-59038
DOI: https://doi.org/10.1115/GT2021-59038
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Topics: Electrical discharge machining, Film cooling, Coolants, Flat plates, Cooling, Engines, Manufacturing, Paints, Pressure, Reliability
Proceedings Papers

Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate

Nicola Rosafio, Simone Salvadori, Daniela Anna Misul, Mirko Baratta, Mauro Carnevale, Christian Saumweber
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A022, June 7–11, 2021
Paper No: GT2021-59663
DOI: https://doi.org/10.1115/GT2021-59663
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Topics: Coolants, Flat plates, Flow (Dynamics), Heat flux, Cooling, Cooling systems, Film cooling, Computer software, Design, Flow separation
Proceedings Papers

Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes

Juan He, Qinghua Deng, Zhenping Feng
Proc. ASME. GT2021, Volume 5A: Heat Transfer — Combustors; Film Cooling, V05AT12A017, June 7–11, 2021
Paper No: GT2021-59423
DOI: https://doi.org/10.1115/GT2021-59423
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Topics: Cooling, Heat transfer, Flow (Dynamics), Pressure, Film cooling, Film flow, Flat plates, Impingement cooling, Reynolds-averaged Navier–Stokes equations, Temperature uniformity
Proceedings Papers

Influence of Geometrical Parameters and Reynolds Number on Flat Plate Film Cooling Effectiveness

S. Rouina, H. Abdeh, A. Perdichizzi, G. Barigozzi, V. Odemondo, L. Abba, M. Iannone
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A022, September 21–25, 2020
Paper No: GT2020-14640
DOI: https://doi.org/10.1115/GT2020-14640
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Topics: Film cooling, Flat plates, Reynolds number, Coolants, Geometry, Manufacturing, Paints, Pressure
Proceedings Papers

Downstream Vortex Generators to Enhance Film-Cooling Effectiveness

Chien-Shing Lee, Kenneth M. Bryden, Tom I-P. Shih
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A009, September 21–25, 2020
Paper No: GT2020-14317
DOI: https://doi.org/10.1115/GT2020-14317
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Topics: Film cooling, Generators, Vortices, Chords (Trusses), Computational fluid dynamics, Flat plates, Pressure, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Shapes
Proceedings Papers

SBES/FGM Simulation of Film-Cooled Surface Heat Transfer and Near-Wall Reaction

Yu Xia, Patrick Sharkey, Stefano Orsino, Mike Kuron, Florian Menter, Ishan Verma, Robert Malecki, Baris Sen
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A025, September 21–25, 2020
Paper No: GT2020-14717
DOI: https://doi.org/10.1115/GT2020-14717
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Topics: Flamelet generated manifold, Heat transfer, Simulation, Cooling, Heat flux, Flow (Dynamics), Aircraft engines, Turbulence, Blades, Combustion
Proceedings Papers

Methods for Measuring and Computing the Adiabatic-Wall Temperature

James Peck, Jason Liu, Kenneth M. Bryden, Tom I-P. Shih
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A004, September 21–25, 2020
Paper No: GT2020-14169
DOI: https://doi.org/10.1115/GT2020-14169
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Topics: Film cooling, Temperature, Computational fluid dynamics, Flow (Dynamics), Convection, Engineering simulation, Errors, Flat plates, Heat flux, Heat transfer
Proceedings Papers

The Influence of Element Thermal Conductivity, Shape, and Density on Heat Transfer in a Rough Wall Turbulent Boundary Layer With Strong Pressure Gradients

Christoph Gramespacher, Holger Albiez, Mattias Stripf, Hans-Jörg Bauer
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT13A025, September 21–25, 2020
Paper No: GT2020-15933
DOI: https://doi.org/10.1115/GT2020-15933
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Topics: Boundary layer turbulence, Density, Heat transfer, Pressure gradient, Shapes, Surface roughness, Thermal conductivity, Pressure, Additive manufacturing, Boundary layers
Proceedings Papers

LES Study of the Effects of Oscillations in the Main Flow on Film Cooling

Seung Il Baek, Joon Ahn
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A037, September 21–25, 2020
Paper No: GT2020-14861
DOI: https://doi.org/10.1115/GT2020-14861
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Topics: Film cooling, Flow (Dynamics), Oscillations, Reynolds-averaged Navier–Stokes equations, Temperature, Flat plates, Gas turbines, Large eddy simulation
Proceedings Papers

Unsteady Numerical Investigation on Film Cooling Characteristics of the Trailing Edge Cutback With Upstream Cylinder Hole

Xiangtao Xiao, Pei Wang, Qingzong Xu, Qiang Du, Jun Liu, Sheng Chang
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A051, September 21–25, 2020
Paper No: GT2020-15346
DOI: https://doi.org/10.1115/GT2020-15346
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Topics: Cylinders, Film cooling, Vortex shedding, Coolants, Pressure, Design, Flat plates, High pressure (Physics), Numerical analysis, Temperature
Proceedings Papers

Penetration and Mixing Characteristics of Inclined Jets in Crossflow at Low Momentum Flux Ratios

Rahul B. Vishwanath, Timothy M. Wabel, Adam M. Steinberg
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A038, September 21–25, 2020
Paper No: GT2020-14949
DOI: https://doi.org/10.1115/GT2020-14949
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Topics: Jets, Momentum, Boundary layers, Fluids, Ejectors, Film cooling, Flat plates, Fluorescence, Lasers, Vapors