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Proceedings Papers

Design of an Environmental Barrier Coating Bond Strength Test Coupon

Jonathan A. Salem, Subodh K. Mital, Bryan J. Harder, Aaron C. Thompson
Proc. ASME. GT2023, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T02A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104037
https://doi.org/10.1115/GT2023-104037
View Paper titled, Design of an Environmental Barrier Coating Bond Strength Test Coupon
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Topics: Bond strength, Coating processes, Coatings, Design, Oxidation, Ceramic matrix composites, Residual stresses, Silicon, Stress, Adhesives
Proceedings Papers

Impacts of Superalloys on the Surface Quality of Additively Manufactured Channels

Thomas M. Corbett, Karen A. Thole, Daniel Ryan, Sudhakar Bollapragada, Michael Kirka, Christopher Ledford
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102569
https://doi.org/10.1115/GT2023-102569
View Paper titled, Impacts of Superalloys on the Surface Quality of Additively Manufactured Channels
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Topics: Additive manufacturing, Superalloys, Surface quality, Surface roughness, Cooling, Convection, Design, Nickel, Pressure, Alloys
Proceedings Papers

Evaluation of Additively Manufactured Heat Exchanger Tubes Using Experimental and Conjugate Heat Transfer Analysis

Lesley M. Wright, Jong Liu, Benjamin Kamrath, Mark C. Morris
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A016, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104056
https://doi.org/10.1115/GT2023-104056
View Paper titled, Evaluation of Additively Manufactured Heat Exchanger Tubes Using Experimental and Conjugate Heat Transfer Analysis
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Topics: Additive manufacturing, Heat exchangers, Heat transfer, Surface roughness
Proceedings Papers

High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness

Thomas O. Jelly, Wagih Abu Rowin, Nicholas Hutchins, Daniel Chung, Koichi Tanimoto, Takuo Oda, Richard D. Sandberg
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102138
https://doi.org/10.1115/GT2023-102138
View Paper titled, High-Fidelity Computational Assessment of Aero-Thermal Performance and the Reynolds’ Analogy for Additively Manufactured Anisotropic Surface Roughness
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Topics: Additive manufacturing, Anisotropy, Heat transfer, Surface roughness, Turbulence, Flow (Dynamics), Pressure, Channel flow, Computational fluid dynamics, Computer simulation
Proceedings Papers

The Impact of Multi-Scale Ceramic Matrix Composite Roughness on Heat Transfer and Boundary Layer Behavior

Peter H. Wilkins, Stephen P. Lynch, Karen A. Thole
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102031
https://doi.org/10.1115/GT2023-102031
View Paper titled, The Impact of Multi-Scale Ceramic Matrix Composite Roughness on Heat Transfer and Boundary Layer Behavior
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Topics: Boundary layers, Ceramic matrix composites, Heat transfer, Surface roughness, Turbines, Convection, Satin, Twill, Cycles, Density
Proceedings Papers

Economic Evaluation of Ceramic End Milling Tools for Rough Milling of Blisks Made of Inconel 718

Richard Zimmermann, Kilian Fricke, Philipp Ganser, Thomas Bergs
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A017, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103399
https://doi.org/10.1115/GT2023-103399
View Paper titled, Economic Evaluation of Ceramic End Milling Tools for Rough Milling of Blisks Made of Inconel 718
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Topics: Bladed disks, Ceramics, Economic analysis, Machining, Milling, Surface roughness
Proceedings Papers

Roughness Related to Cooling Performance of Channels Made Through Additive Manufacturing

Alexander J. Wildgoose, Karen A. Thole, Erika Tuneskog, Lieke Wang
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103151
https://doi.org/10.1115/GT2023-103151
View Paper titled, Roughness Related to Cooling Performance of Channels Made Through Additive Manufacturing
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Topics: Additive manufacturing, Cooling, Surface roughness, Heat transfer, Errors, Pressure, surface morphology, Friction, Lasers, Computerized tomography
Proceedings Papers

Roughness Investigations on In-Service High-Pressure Compressor Blades – Part II: Roughness Parameterization and CFD-Based Modelling of its Impact on Turbulent Flows

Ilias Vasilopoulos, Paolo Adami, Matthias Voigt, Marcus Meyer, Ronald Mailach
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101157
https://doi.org/10.1115/GT2023-101157
View Paper titled, Roughness Investigations on In-Service High-Pressure Compressor Blades – Part II: Roughness Parameterization and CFD-Based Modelling of its Impact on Turbulent Flows
Open the PDF for Roughness Investigations on In-Service High-Pressure Compressor Blades – Part II: Roughness Parameterization and CFD-Based Modelling of its Impact on Turbulent Flows in another window
Topics: Blades, Channel flow, Compressors, Computational fluid dynamics, High pressure (Physics), Modeling, Parametrization, Surface roughness, Turbulence
Proceedings Papers

Roughness Investigations on In-Service High-Pressure Compressor Blades – Part I: An Automated Process for High-Fidelity Roughness Measurements

Ilias Vasilopoulos, Mirco Rostamian, Matthias Voigt, Marcus Meyer, Ronald Mailach
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100809
https://doi.org/10.1115/GT2023-100809
View Paper titled, Roughness Investigations on In-Service High-Pressure Compressor Blades – Part I: An Automated Process for High-Fidelity Roughness Measurements
Open the PDF for Roughness Investigations on In-Service High-Pressure Compressor Blades – Part I: An Automated Process for High-Fidelity Roughness Measurements in another window
Topics: Blades, Compressors, High pressure (Physics), Surface roughness
Proceedings Papers

The Influence of Surface Roughness on Flow Transition by Well-Resolved Large Eddy Simulations

Ishita Jain, Issam Wajih, Subrata Sarkar
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT31A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103382
https://doi.org/10.1115/GT2023-103382
View Paper titled, The Influence of Surface Roughness on Flow Transition by Well-Resolved Large Eddy Simulations
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Topics: Flow (Dynamics), Large eddy simulation, Shapes, Surface roughness
Proceedings Papers

Design of an Innovative Experimental Rig for the Study of Deposition Phenomena in Axial Compressors

Alessio Suman, Nicola Zanini, Michele Pinelli
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT31A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103408
https://doi.org/10.1115/GT2023-103408
View Paper titled, Design of an Innovative Experimental Rig for the Study of Deposition Phenomena in Axial Compressors
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Design, Gas turbines, Particulate matter, Engineering simulation, Simulation, Wind tunnels, Adhesion
Proceedings Papers

Investigation on the Influence of Surface Roughness of Rotating Microchannel on Flow Conditions

Krzysztof Rusin, Włodzimierz Wróblewski, Sebastian Rulik, Mohammadsadegh Pahlavanzadeh, Emad Hasani Malekshah
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101917
https://doi.org/10.1115/GT2023-101917
View Paper titled, Investigation on the Influence of Surface Roughness of Rotating Microchannel on Flow Conditions
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Topics: Flow (Dynamics), Microchannels, Surface roughness, Turbines
Proceedings Papers

Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint

Anna Petersen, Michael Hilfer
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101889
https://doi.org/10.1115/GT2023-101889
View Paper titled, Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint
Open the PDF for Boundary Layer Analysis of a Transonic High-Pressure Turbine Vane Using Ultra-Fast-Response Temperature-Sensitive Paint in another window
Topics: Boundary layers, High pressure (Physics), Paints, Temperature, Turbines, Separation (Technology), Surface roughness, Nozzle guide vanes, Aerodynamics, Computer simulation
Proceedings Papers

Effects of Surface Roughness on Three-Dimensional Flow Structure Within Shaped Film Cooling Holes

Andrew J. Banko, Michael J. Benson, F. Todd Davidson, Wasif Zia, Alireza Bordbar, Christopher Boyce, Emma M. Veley, Karen A. Thole
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A023, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104073
https://doi.org/10.1115/GT2023-104073
View Paper titled, Effects of Surface Roughness on Three-Dimensional Flow Structure Within Shaped Film Cooling Holes
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Topics: Film cooling, Flow (Dynamics), Surface roughness, Diffusers, Additive manufacturing, Computerized tomography, Geometry, Momentum, Design, Gas turbines
Proceedings Papers

The Effect of Meter-Diffuser Angular Offset on Film Cooling Hole Adiabatic Effectiveness

Evan Lundburg, Stephen Lynch, Kevin Liu, Hongzhou Xu, Michael Fox
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100791
https://doi.org/10.1115/GT2023-100791
View Paper titled, The Effect of Meter-Diffuser Angular Offset on Film Cooling Hole Adiabatic Effectiveness
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Topics: Diffusers, Film cooling, Coolants, Flow (Dynamics), Surface roughness, Errors, Geometry, Shapes, Blades, Diffusion (Physics)
Proceedings Papers

One Dimensional Model to Predict the Total Pressure Loss of Volute for Inward Flow Radial Supercritical CO2 Turbines

Syed Jiaul Hoque, Pramod Kumar, Pramod Chandra Gopi
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A021, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103179
https://doi.org/10.1115/GT2023-103179
View Paper titled, One Dimensional Model to Predict the Total Pressure Loss of Volute for Inward Flow Radial Supercritical CO2 Turbines
Open the PDF for One Dimensional Model to Predict the Total Pressure Loss of Volute for Inward Flow Radial Supercritical CO2 Turbines in another window
Topics: Flow (Dynamics), Pressure, Supercritical carbon dioxide, Turbines, Computational fluid dynamics, Errors, Boundary layers, Boundary-value problems, Computer software, Cross section (Physics)
Proceedings Papers

Influence of Casing Roughness on the Tip-Leakage Loss in a Linear Turbine Cascade

Lukas Huser, Stefan aus der Wiesche, Markus Schatz
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A027, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103119
https://doi.org/10.1115/GT2023-103119
View Paper titled, Influence of Casing Roughness on the Tip-Leakage Loss in a Linear Turbine Cascade
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Topics: Cascades (Fluid dynamics), Leakage, Probes, Surface roughness, Turbines
Proceedings Papers

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness - Part I: Methodology and Challenges

Massimiliano Nardini, Melissa Kozul, Tomas O. Jelly, Richard D. Sandberg
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A030, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103355
https://doi.org/10.1115/GT2023-103355
View Paper titled, Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness - Part I: Methodology and Challenges
Open the PDF for Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness - Part I: Methodology and Challenges in another window
Topics: Channel flow, Computer simulation, High pressure (Physics), Surface roughness, Turbines, Turbulence
Proceedings Papers

Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness - Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade

Massimiliano Nardini, Thomas O. Jelly, Melissa Kozul, Richard D. Sandberg, Paul Vitt, Greg Sluyter
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102671
https://doi.org/10.1115/GT2023-102671
View Paper titled, Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness - Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade
Open the PDF for Direct Numerical Simulation of Transitional and Turbulent Flows Over Multi-Scale Surface Roughness - Part II: The Effect of Roughness on the Performance of a High-Pressure Turbine Blade in another window
Topics: Computer simulation, High pressure (Physics), Surface roughness, Turbine blades, Turbines, Turbomachinery, Turbulence
Proceedings Papers

Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades

S. M. Ananth, Massimiliano Nardini, Aditya Vaid, Melissa Kozul, Nagabhushana Rao Vadlamani, Richard D. Sandberg
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A036, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103536
https://doi.org/10.1115/GT2023-103536
View Paper titled, Effects of Riblet Dimensions on the Transitional Boundary Layers Over High-Lift Turbine Blades
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Topics: Boundary layers, Dimensions, Turbine blades, Surface roughness, Blades, Skin friction (Fluid dynamics), Bubbles, Drag (Fluid dynamics), Flow (Dynamics), Separation (Technology)