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Proceedings Papers

Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow

Douglas Straub, Justin Weber, Arnab Roy, Chien-Shing Lee, Tom I-P. Shih
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A011, June 26–30, 2023
Paper No: GT2023-102498
https://doi.org/10.1115/GT2023-102498
View Paper titled, Effects of Downstream Vortex Generators on Film Cooling a Flat Plate Fed by Crossflow
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Topics: Film cooling, Flat plates, Generators, Heat transfer coefficients, Vortices
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
Open the PDF for PSP and LES Investigation on the Impact of Trench Depth on Flat Plate Film Cooling Through Shaped Holes in another window
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
Open the PDF for TPIV Experimental Investigation of Film Coolant-to-Mainstream Interaction From Shaped Cooling Holes With Various Inlet Geometries in another window
Topics: Coolants, Cooling, Film cooling, Turbulence, Flat plates, Vorticity, Density, Design, Flow (Dynamics), Jets
Proceedings Papers

Experimental Investigation on Overall Effectiveness of Flat Plate Combined Impingement Cooling With Film-Cooling of Diffusion Slot Holes

Bai-Tao An, Jia-Jun Hu, Jian-Jun Liu
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A025, June 26–30, 2023
Paper No: GT2023-104261
https://doi.org/10.1115/GT2023-104261
View Paper titled, Experimental Investigation on Overall Effectiveness of Flat Plate Combined Impingement Cooling With Film-Cooling of Diffusion Slot Holes
Open the PDF for Experimental Investigation on Overall Effectiveness of Flat Plate Combined Impingement Cooling With Film-Cooling of Diffusion Slot Holes in another window
Topics: Diffusion (Physics), Film cooling, Flat plates, Impingement cooling
Proceedings Papers

The Manufacturing and Experimental Validation of a Nickel Superalloy Double-Wall, Effusion Test Specimen

Alexander V. Murray, Peter T. Ireland, Nick R. Green, Michael Wickins, Richard Hood, Janendra Telisinghe
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A018, June 26–30, 2023
Paper No: GT2023-103682
https://doi.org/10.1115/GT2023-103682
View Paper titled, The Manufacturing and Experimental Validation of a Nickel Superalloy Double-Wall, Effusion Test Specimen
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Topics: Manufacturing, Nickel, Superalloys, Cooling, Combustion chambers, Crystals, Film cooling, Firing, Flat plates, High pressure (Physics)
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

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
https://doi.org/10.1115/GT2022-82875
View Paper titled, Effects of Ribbed Surfaces on Profile Losses of Low-Pressure-Turbine Blades
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Topics: Blades, Pressure, Turbines, Cascades (Fluid dynamics), Flat plates, Boundary layers, Dimensions, Geometry, Inflow, Pressure gradient
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
https://doi.org/10.1115/GT2022-82152
View Paper titled, Flow Visualization Study From a Flat Plate With Multiple Impinging Jets for Different Cross-Flow Schemes
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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

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
https://doi.org/10.1115/GT2022-81955
View Paper titled, Research on Acoustic Resonance Characteristics of Flat Plate Cascades Based on Acoustic Analogy
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Topics: Acoustics, Flat plates, Large eddy simulation, Resonance, Vortices
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
https://doi.org/10.1115/GT2022-78244
View Paper titled, Film Cooling Hole Shape Effects on Turbine Blade Heat Transfer – Part I: Computational Comparison to Experiment
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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
https://doi.org/10.1115/GT2022-82675
View Paper titled, Computational and Experimental Study of Film-Cooling Effectiveness With and Without Downstream Vortex Generators
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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
https://doi.org/10.1115/GT2022-81826
View Paper titled, Scaling Flat Plate Overall Effectiveness Measurements
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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
https://doi.org/10.1115/GT2022-79528
View Paper titled, Identification of Fluctuation Modes for a Cylindrical Film Cooling Hole Using the Spectral Proper Orthogonal Decomposition Method
Open the PDF for Identification of Fluctuation Modes for a Cylindrical Film Cooling Hole Using the Spectral Proper Orthogonal Decomposition Method in another window
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
https://doi.org/10.1115/GT2022-81749
View Paper titled, Assessment of Computational Fluid Dynamic Modeling of Multi-Jet Impingement Cooling and Validation With the Experiments
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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

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
https://doi.org/10.1115/GT2021-59038
View Paper titled, Film Cooling Effectiveness Measurement of Fan-Shaped Holes Manufactured Using EDM Technique
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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
https://doi.org/10.1115/GT2021-59663
View Paper titled, Effect of Self-Sustained Pulsation of Coolant Flow on Adiabatic Effectiveness and Net Heat Flux Reduction on a Flat Plate
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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
https://doi.org/10.1115/GT2021-59423
View Paper titled, Conjugate Heat Transfer Characteristics of Double Wall Cooling With Gradient Diameter of Film and Impingement Holes
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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 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
https://doi.org/10.1115/GT2021-59192
View Paper titled, Influence of Surface Roughness on the Flat-Plate Boundary Layer Transition Under a High-Lift Airfoil Pressure Gradient and Low Freestream Turbulence
Open the PDF for Influence of Surface Roughness on the Flat-Plate Boundary Layer Transition Under a High-Lift Airfoil Pressure Gradient and Low Freestream Turbulence in another window
Topics: Airfoils, Boundary layers, Bubbles, Flat plates, Pressure gradient, Separation (Technology), Surface roughness, Turbulence
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
https://doi.org/10.1115/GT2020-14640
View Paper titled, Influence of Geometrical Parameters and Reynolds Number on Flat Plate Film Cooling Effectiveness
Open the PDF for Influence of Geometrical Parameters and Reynolds Number on Flat Plate Film Cooling Effectiveness in another window
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
https://doi.org/10.1115/GT2020-14317
View Paper titled, Downstream Vortex Generators to Enhance Film-Cooling Effectiveness
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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