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Proceedings Papers

Heat Transfer Coefficient Augmentation for a Shaped Film Cooling Hole at a Range of Compound Angles

Shane Haydt, Stephen Lynch
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A026, June 17–21, 2019
Paper No: GT2019-91870
DOI: https://doi.org/10.1115/GT2019-91870
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Topics: Film cooling, Heat transfer coefficients, Coolants, Heat flux, Temperature, Convection, Gas turbines, Heat transfer, Metals, Thermography
Proceedings Papers

Experimental and Numerical Investigation on Film Cooling Performance and Flow Structure of Film Holes

Nan Cao, Xue Li, Ze-yu Wu, Xiang Luo
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A012, June 17–21, 2019
Paper No: GT2019-90734
DOI: https://doi.org/10.1115/GT2019-90734
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Topics: Film cooling, Flow (Dynamics), Vortices, Cooling, Coolants, Flow visualization, Blades, Density, Flat plates, Gas turbines
Proceedings Papers

Unsteady Analysis of Adiabatic Film Cooling Effectiveness Behind a Row of Circular Holes Fed by Internal Crossflow

Mohamed Qenawy, Wenwu Zhou, Han Chen, Hongyi Shao, Di Peng, Yingzheng Liu
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A005, June 17–21, 2019
Paper No: GT2019-90349
DOI: https://doi.org/10.1115/GT2019-90349
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Topics: Film cooling, Coolants, Flow (Dynamics), Vortices, Density, Fluctuations (Physics), Pressure, Principal component analysis, Reynolds-averaged Navier–Stokes equations, Simulation
Proceedings Papers

Experimental Investigation of Sweeping Jet Film Cooling in a Transonic Turbine Cascade

Mohammad A. Hossain, Munevver E. Asar, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A020, June 17–21, 2019
Paper No: GT2019-91678
DOI: https://doi.org/10.1115/GT2019-91678
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Topics: Cascades (Fluid dynamics), Film cooling, Turbines, Cooling, Engines, Mach number, Pressure, Suction, Additive manufacturing, Convection
Proceedings Papers

Compound Angle Effects on Shaped Hole Film Cooling

Ian E. Gunady, Daniel D. Borup, Andrew J. Banko, Christopher J. Elkins, John K. Eaton
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A006, June 17–21, 2019
Paper No: GT2019-90399
DOI: https://doi.org/10.1115/GT2019-90399
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Topics: Film cooling, Diffusers, Flow (Dynamics), Blades, Bubbles, Fluids, Magnetic resonance, Separation (Technology), Trajectories (Physics), Turbulence
Proceedings Papers

Experimental and Numerical Study on the Effect of Fan-Shaped Hole Configuration on Film Cooling Effectiveness

Hyun Jae Seo, Sang Hyeon Park, Jae Su Kwak, Young Seok Kang
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A013, June 17–21, 2019
Paper No: GT2019-90817
DOI: https://doi.org/10.1115/GT2019-90817
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Topics: Film cooling, Shapes, Design, Reynolds-averaged Navier–Stokes equations, Blades, Coating processes, Coatings, Combustion gases, Computer software, Cooling
Proceedings Papers

3D Heat Transfer Assessment of Full-Scale Inlet Vanes With Surface-Optimized Film Cooling: Part 1 — Experimental Results

R. J. Anthony, J. P. Clark, J. Finnegan, J. J. Johnson
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A027, June 17–21, 2019
Paper No: GT2019-91919
DOI: https://doi.org/10.1115/GT2019-91919
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Topics: Film cooling, Heat transfer, Heat flux, Cooling, Design, Hardware, Pressure, Turbines, Air Force, Airfoils
Proceedings Papers

Sweeping Jet Film Cooling at High Blowing Ratio on a Turbine Vane

Mohammad A. Hossain, Ali Ameri, James W. Gregory, Jeffrey P. Bons
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A021, June 17–21, 2019
Paper No: GT2019-91696
DOI: https://doi.org/10.1115/GT2019-91696
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Topics: Film cooling, Turbines, Coolants, Boundary layers, Turbulence, Adiabatic cooling, Cascades (Fluid dynamics), Cooling, Geometry, Large eddy simulation
Proceedings Papers

Influence of Hole Inlet Geometry on the Film Cooling Effectiveness From Shaped Film Cooling Holes

Travis B. Watson, Kyle R. Vinton, Lesley M. Wright, Daniel C. Crites, Mark C. Morris, Ardeshir Riahi
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A028, June 17–21, 2019
Paper No: GT2019-92057
DOI: https://doi.org/10.1115/GT2019-92057
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Topics: Film cooling, Geometry, Coolants, Turbulence, Density, Flat plates, Paints, Pressure, Shapes
Proceedings Papers

Inlet Flow Incidence Effects on the Thermal Performance of Showerhead Cooling in a Nozzle Vane Cascade

H. Abdeh, G. Barigozzi, A. Perdichizzi, M. Henze, J. Krueckels
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A001, June 17–21, 2019
Paper No: GT2019-90018
DOI: https://doi.org/10.1115/GT2019-90018
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Topics: Cascades (Fluid dynamics), Cooling, Flow (Dynamics), Nozzles, Cooling systems, Film cooling, Mach number, Stress, Thermal characterization, Turbulence
Proceedings Papers

Time-Accurate Evaluation of Film Cooling Jet Characteristics for Plenum and Crossflow Coolant Supplies

Spencer J. Sperling, Randall M. Mathison
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A022, June 17–21, 2019
Paper No: GT2019-91765
DOI: https://doi.org/10.1115/GT2019-91765
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Topics: Coolants, Film cooling, Cooling, Turbulence, Momentum, Jets, Separation (Technology), Flat plates, Flow (Dynamics), Fluctuations (Physics)
Proceedings Papers

The Influence of Turbulence and Reynolds Number on Slot Film Cooling Over the Downstream Pressure Surface

L. W. Soma, F. E. Ames, S. Acharya
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A007, June 17–21, 2019
Paper No: GT2019-90508
DOI: https://doi.org/10.1115/GT2019-90508
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Topics: Film cooling, Pressure, Reynolds number, Turbulence, Cooling, Flow (Dynamics), Jets, Chords (Trusses), Coolants, Density
Proceedings Papers

Transonic Turbine Vane Endwall Film Cooling Using PSP Measurement Technique

Chao-Cheng Shiau, Izzet Sahin, Izhar Ullah, Je-Chin Han, Alexander V. Mirzamoghadam, Ardeshir Riahi, Curtis Stimpson
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A014, June 17–21, 2019
Paper No: GT2019-91030
DOI: https://doi.org/10.1115/GT2019-91030
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Topics: Film cooling, Turbines, Flow (Dynamics), Pressure, Shock waves, Carbon dioxide, Cascades (Fluid dynamics), Coolants, Cooling, Cross-flow
Proceedings Papers

A Parametric Investigation of Vane Showerhead Film Cooling by PSP Technique

H. Abdeh, G. Barigozzi, S. Ravelli, S. Rouina
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A002, June 17–21, 2019
Paper No: GT2019-90019
DOI: https://doi.org/10.1115/GT2019-90019
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Topics: Film cooling, Turbulence, Cascades (Fluid dynamics), Coolants, Pressure, Carbon dioxide, Cooling systems, Density, Flow (Dynamics), Mach number
Proceedings Papers

Adiabatic Film Cooling Effectiveness Measurement of High Performance Combustion Liner Slot Jets

Wilmer Flores, Andres Curbelo, Luisana Calderon, Jayanta S. Kapat, Kareem Ahmed
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A023, June 17–21, 2019
Paper No: GT2019-91783
DOI: https://doi.org/10.1115/GT2019-91783
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Topics: Combustion, Film cooling, Jets, Pressure, Absorption, Flow (Dynamics), Fracture (Materials), Fracture (Process), Geometry, Orifices
Proceedings Papers

Study of Film Cooling Effectiveness on a Double-Walled Effusion-Cooled Turbine Blade in a High-Speed Flow Using Pressure Sensitive Paint

Gladys C. Ngetich, Peter T. Ireland, Eduardo Romero
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A008, June 17–21, 2019
Paper No: GT2019-90545
DOI: https://doi.org/10.1115/GT2019-90545
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Topics: Film cooling, Flow (Dynamics), Paints, Pressure, Turbine blades, Blades, Coolants, Engines, Cascades (Fluid dynamics), Cooling
Proceedings Papers

Evaluation of Film Cooling Superposition Predictions Using Shaped Holes on the Suction Side of a Blade Model

Christopher Yoon, Jacob Moore, David Bogard
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A015, June 17–21, 2019
Paper No: GT2019-91132
DOI: https://doi.org/10.1115/GT2019-91132
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Topics: Blades, Film cooling, Suction, Coolants, Airfoils, Cooling, Turbines, Jets, Separation (Technology), Turbine blades
Proceedings Papers

Experimental Film Cooling Effectiveness of Multi-Row Patterns on Flat and Step-Down Surfaces

Filippo Baldino, Mohammad E. Taslim
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A003, June 17–21, 2019
Paper No: GT2019-90108
DOI: https://doi.org/10.1115/GT2019-90108
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Topics: Film cooling, Airfoils, Coolants, Flow (Dynamics), Corners (Structural elements), Density, Gas turbines, Pressure
Proceedings Papers

The Effect of Step Misalignment on Purge Flow Cooling of Nozzle Guide Vane at Transonic Conditions

Luke Luehr, Ridge Sibold, Shuo Mao, Wing F. Ng, Zhigang Li, Hongzhou Xu, Michael Fox
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A024, June 17–21, 2019
Paper No: GT2019-91810
DOI: https://doi.org/10.1115/GT2019-91810
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Topics: Cooling, Flow (Dynamics), Nozzle guide vanes, Film cooling, Coolants, Turbulence, Boundary layers, Cascades (Fluid dynamics), Chords (Trusses), Flow visualization
Proceedings Papers

Superposition Characteristics of Full Coverage Film Cooling With Various Blowing Ratio and Row Number

Lang Wang, Xueying Li, Weihong Li, Jing Ren, Hongde Jiang
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A009, June 17–21, 2019
Paper No: GT2019-90584
DOI: https://doi.org/10.1115/GT2019-90584
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Topics: Film cooling, Cooling, Boundary layers, Jets, Blades, Flow (Dynamics), Gas turbines, Reynolds-averaged Navier–Stokes equations, Temperature, Turbines