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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
View Paper titled, Influence of Geometrical Parameters and Reynolds Number on Flat Plate Film Cooling Effectiveness
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Topics: Film cooling, Flat plates, Reynolds number, Coolants, Geometry, Manufacturing, Paints, Pressure
Proceedings Papers

Experimental Investigation of Film Cooling Performance on Blade Endwall With Diffusion Slot Holes and Stator-Rotor Purge Flow

Zhiqiang Yu, Jianjun Liu, Chen Li, Baitao An, Guangyao Xu
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A015, September 21–25, 2020
Paper No: GT2020-14417
DOI: https://doi.org/10.1115/GT2020-14417
View Paper titled, Experimental Investigation of Film Cooling Performance on Blade Endwall With Diffusion Slot Holes and Stator-Rotor Purge Flow
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Topics: Blades, Diffusion (Physics), Film cooling, Flow (Dynamics), Rotors, Stators
Proceedings Papers

Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading Edge Film Cooling: Heat and Mass Transfer Methods

S. Ravelli, H. Abdeh, G. Barigozzi
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A001, September 21–25, 2020
Paper No: GT2020-14009
DOI: https://doi.org/10.1115/GT2020-14009
View Paper titled, Numerical Assessment of Density Ratio and Mainstream Turbulence Effects on Leading Edge Film Cooling: Heat and Mass Transfer Methods
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Topics: Density, Film cooling, Heat, Mass transfer, Turbulence, Delay differential equations, Coolants, Engines, Flow (Dynamics), Databases
Proceedings Papers

Conjugate Heat Transfer Characteristics of Double Wall Cooling on a Film Plate With Gradient Thickness

Juan He, Qinghua Deng, Weilun Zhou, Wei He, Tieyu Gao, Zhenping Feng
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A008, September 21–25, 2020
Paper No: GT2020-14275
DOI: https://doi.org/10.1115/GT2020-14275
View Paper titled, Conjugate Heat Transfer Characteristics of Double Wall Cooling on a Film Plate With Gradient Thickness
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Topics: Cooling, Flow (Dynamics), Heat transfer
Proceedings Papers

Numerical Study on Film Effectiveness and Heat Transfer Characteristics of Aero-Engine Nose Cone With Hot Air Film

Tao Yang, Li Zhang, Hui-Ren Zhu, Xing-Ming Wang
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A023, September 21–25, 2020
Paper No: GT2020-14649
DOI: https://doi.org/10.1115/GT2020-14649
View Paper titled, Numerical Study on Film Effectiveness and Heat Transfer Characteristics of Aero-Engine Nose Cone With Hot Air Film
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Topics: Aircraft engines, Heat transfer, Heating, Aircraft, Engines, Shapes, Accidents, Computer simulation, Drops, Flight
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
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
Proceedings Papers

Large Eddy Simulation of the 7-7-7 Shaped Film Cooling Hole at Axial and Compound Angle Orientations

Kevin Tracy, Stephen P. Lynch
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A016, September 21–25, 2020
Paper No: GT2020-14439
DOI: https://doi.org/10.1115/GT2020-14439
View Paper titled, Large Eddy Simulation of the 7-7-7 Shaped Film Cooling Hole at Axial and Compound Angle Orientations
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Topics: Film cooling, Large eddy simulation
Proceedings Papers

Effects of Cylindrical-Hole Shape and Fillet on Flow and Temperature Fields in Vane Cascade With Endwall Film-Cooling

B. B. Huyssen, G. I. Mahmood
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A002, September 21–25, 2020
Paper No: GT2020-14099
DOI: https://doi.org/10.1115/GT2020-14099
View Paper titled, Effects of Cylindrical-Hole Shape and Fillet on Flow and Temperature Fields in Vane Cascade With Endwall Film-Cooling
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Topics: Cascades (Fluid dynamics), Coolants, Film cooling, Flow (Dynamics), Shapes, Temperature, Geometry, Pressure, Blades, Density
Proceedings Papers

Experimental Study on Film Cooling Effectiveness of Blade With Chevron Shaped Holes Under Wake Influence

Ji-Chen Li, Hui-Ren Zhu, Da-Wei Chen, Dao-En Zhou
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A024, September 21–25, 2020
Paper No: GT2020-14650
DOI: https://doi.org/10.1115/GT2020-14650
View Paper titled, Experimental Study on Film Cooling Effectiveness of Blade With Chevron Shaped Holes Under Wake Influence
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Topics: Blades, Film cooling, Pressure, Wakes
Proceedings Papers

Accuracy Assessment of the Sellers Model in Predicting the Multi-Row Film Cooling Performance

Ziyu Chen, Yifei Li, Xinrong Su, Xin Yuan
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A010, September 21–25, 2020
Paper No: GT2020-14323
DOI: https://doi.org/10.1115/GT2020-14323
View Paper titled, Accuracy Assessment of the Sellers Model in Predicting the Multi-Row Film Cooling Performance
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Topics: Film cooling, Cooling, Errors, Computer simulation, Coolants, Density, Flow (Dynamics), Gas turbines
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
View Paper titled, SBES/FGM Simulation of Film-Cooled Surface Heat Transfer and Near-Wall Reaction
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Topics: Flamelet generated manifold, Heat transfer, Simulation, Cooling, Heat flux, Flow (Dynamics), Aircraft engines, Turbulence, Blades, Combustion
Proceedings Papers

Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip

Joao Vieira, John Coull, Peter Ireland, Eduardo Romero
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A017, September 21–25, 2020
Paper No: GT2020-14443
DOI: https://doi.org/10.1115/GT2020-14443
View Paper titled, Aerothermal Effect of Cavity Welding Beads on a Transonic Squealer Tip
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Topics: Cavities, Welding, Blades, Cascades (Fluid dynamics), Film cooling, Geometry, High pressure (Physics), Turbine blades, Coolants, Engineering simulation
Proceedings Papers

Transfer Function Based Optimization of Film Hole Sizes With Conjugate Heat Transfer Analysis

Sandip Dutta, Reid Smith
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A003, September 21–25, 2020
Paper No: GT2020-14137
DOI: https://doi.org/10.1115/GT2020-14137
View Paper titled, Transfer Function Based Optimization of Film Hole Sizes With Conjugate Heat Transfer Analysis
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Topics: Heat transfer, Optimization, Transfer functions
Proceedings Papers

Experimental and Numerical Study on the Effects of the Relative Position of Film Hole and Orientation Ribs on the Film Cooling With Ribbed Cross-Flow Coolant Channel

Bingran Li, Cunliang Liu, Lin Ye, Huiren Zhu, Fan Zhang
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A011, September 21–25, 2020
Paper No: GT2020-14389
DOI: https://doi.org/10.1115/GT2020-14389
View Paper titled, Experimental and Numerical Study on the Effects of the Relative Position of Film Hole and Orientation Ribs on the Film Cooling With Ribbed Cross-Flow Coolant Channel
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Topics: Coolants, Cross-flow, Film cooling, Liquid crystals, Transients (Dynamics)
Proceedings Papers

A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames

Patrick R. Jagerhofer, Marios Patinios, Gerhard Erlacher, Tobias Glasenapp, Emil Göttlich, Federica Farisco
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A018, September 21–25, 2020
Paper No: GT2020-14469
DOI: https://doi.org/10.1115/GT2020-14469
View Paper titled, A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames
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Topics: Cascades (Fluid dynamics), Heat transfer, Turbines, Flow (Dynamics), Film cooling, Struts (Engineering), Heat transfer coefficients, Engines, Aircraft engines, Boundary layers
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
View Paper titled, Methods for Measuring and Computing the Adiabatic-Wall Temperature
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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

Multi-Objective Shape Optimization of Arrowhead-Shaped Film Cooling Hole on Transonic Turbine Blade

Yoji Okita, Takeomi Ideta, Shu Fujimoto
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A026, September 21–25, 2020
Paper No: GT2020-14721
DOI: https://doi.org/10.1115/GT2020-14721
View Paper titled, Multi-Objective Shape Optimization of Arrowhead-Shaped Film Cooling Hole on Transonic Turbine Blade
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Topics: Film cooling, Shape optimization, Turbine blades, Design, Optimization, Shapes, Airfoils, Cascades (Fluid dynamics), Coolants, Heat transfer
Proceedings Papers

Unsteady Simulations of a Trailing-Edge Slot Using Machine-Learnt Turbulence Stress and Heat-Flux Closures

Chitrarth Lav, Richard D. Sandberg
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A012, September 21–25, 2020
Paper No: GT2020-14398
DOI: https://doi.org/10.1115/GT2020-14398
View Paper titled, Unsteady Simulations of a Trailing-Edge Slot Using Machine-Learnt Turbulence Stress and Heat-Flux Closures
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Topics: Engineering simulation, Heat flux, Machinery, Simulation, Stress, Turbulence, Flow (Dynamics), Anisotropy, Machine learning, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Numerical Evaluation of Surface Roughness Effects on Film-Cooling Performance in a Laidback Fan-Shaped Hole

Ali Zamiri, Sung Jin You, Jin Taek Chung
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A019, September 21–25, 2020
Paper No: GT2020-14525
DOI: https://doi.org/10.1115/GT2020-14525
View Paper titled, Numerical Evaluation of Surface Roughness Effects on Film-Cooling Performance in a Laidback Fan-Shaped Hole
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Topics: Film cooling, Large eddy simulation, Surface roughness
Proceedings Papers

Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling

Hongyan Bu, Zhendong Guo, Liming Song, Jun Li
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A027, September 21–25, 2020
Paper No: GT2020-14774
DOI: https://doi.org/10.1115/GT2020-14774
View Paper titled, Effects of Cooling Configurations on the Aerothermal Performance of a Turbine Endwall With Jet Impingement and Film Cooling
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Topics: Cooling, Film cooling, Turbines, Databases, Design, Combustion, Computational fluid dynamics, Computer simulation, Cooling systems, Design methodology