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Proceedings Papers

Reconstruction of Two-Dimensional to Three-Dimensional Flow Transition Fields Using Neural Network-Based Generative Adversarial Networks

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Ruiling Xu, Song Gao, Zhiheng Wang, Guang Xi
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128663
https://doi.org/10.1115/GT2024-128663
View Paper titled, Reconstruction of Two-Dimensional to Three-Dimensional Flow Transition Fields Using Neural Network-Based Generative Adversarial Networks
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Topics: Flow (Dynamics), Generative adversarial networks, Compressors, Generators, Artificial intelligence, Artificial neural networks, Blades, Cascades (Fluid dynamics), Computational methods, Computer simulation
Proceedings Papers

Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs

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Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122792
https://doi.org/10.1115/GT2024-122792
View Paper titled, Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
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Topics: Additive manufacturing, Heat transfer, Pressure, Surface roughness, Flow (Dynamics), Geometry, Pressure drop, Computerized tomography, Cooling, Design
Proceedings Papers

Thermohydraulic Performance and Flow Structures of Diamond Pyramid Arrays

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Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122539
https://doi.org/10.1115/GT2024-122539
View Paper titled, Thermohydraulic Performance and Flow Structures of Diamond Pyramid Arrays
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Topics: Diamonds, Flow (Dynamics), Heat transfer, Pressure, Surface roughness, Wakes, Additive manufacturing, Design, Friction, Gas turbines
Proceedings Papers

Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation

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Tommaso Bacci, Alessio Picchi, Niccolò Castelli, Bruno Facchini, Francesco Morante, Luca Innocenti
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126159
https://doi.org/10.1115/GT2024-126159
View Paper titled, Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation
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Topics: Additive manufacturing, Microchannels, Cooling, Heat transfer coefficients, Pressure, Design, Fluids, Friction, Gas turbines, Heat transfer
Proceedings Papers

Investigation on the Effect of Resolving Waves Motion in the Simulation of Offshore Wind Farms

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Filippo De Girolamo, Alessio Castorrini, Vincenzo Morici, Lorenzo Tieghi, Franco Rispoli
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124860
https://doi.org/10.1115/GT2024-124860
View Paper titled, Investigation on the Effect of Resolving Waves Motion in the Simulation of Offshore Wind Farms
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Topics: Ocean engineering, Simulation, Waves, Wind farms, Turbulence, Wakes, Seas, Wind, Fluctuations (Physics), Modeling
Proceedings Papers

Effects of Localized Non-Gaussian Roughness on High Pressure Turbine Aero-Thermal Performance: Convective Heat Transfer, Skin-Friction and the Reynolds’ Analogy

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Thomas O. Jelly, Massimiliano Nardini, Richard D. Sandberg, Paul Vitt, Greg Sluyter
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121839
https://doi.org/10.1115/GT2024-121839
View Paper titled, Effects of Localized Non-Gaussian Roughness on High Pressure Turbine Aero-Thermal Performance: Convective Heat Transfer, Skin-Friction and the Reynolds’ Analogy
Open the PDF for Effects of Localized Non-Gaussian Roughness on High Pressure Turbine Aero-Thermal Performance: Convective Heat Transfer, Skin-Friction and the Reynolds’ Analogy in another window
Topics: Convection, Heat transfer, High pressure (Physics), Skin friction (Fluid dynamics), Surface roughness, Turbines
Proceedings Papers

Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels

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Abbigail Y. Altland, Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122409
https://doi.org/10.1115/GT2024-122409
View Paper titled, Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels
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Topics: Additive manufacturing, Cooling, Machinery, Surface roughness, Heat transfer, Computerized tomography, Design, Diamonds, Fins, Friction
Proceedings Papers

Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils

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Reid A. Berdanier, Margaret R. Nunn, Justin T. Brumberg, Michael D. Barringer, Scott Fishbone, Karen A. Thole
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124155
https://doi.org/10.1115/GT2024-124155
View Paper titled, Evaluating Thin-Film Thermocouple Performance on Additively Manufactured Turbine Airfoils
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Topics: Additive manufacturing, Airfoils, Thermocouples, Thin films, Turbines, Sensors, Engines, Gas turbines, Hardware, Accuracy and precision
Proceedings Papers

Analysis of Irreversible Thermochromic Paints for High Temperature Applications Using Specular Reflectance and Roughness Measurement

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Robert Kossakowski, Stefan Gier, Benjamin Endrulat, Matthias Voigt, Ronald Mailach
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121206
https://doi.org/10.1115/GT2024-121206
View Paper titled, Analysis of Irreversible Thermochromic Paints for High Temperature Applications Using Specular Reflectance and Roughness Measurement
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Topics: High temperature, Paints, Reflectance, Surface roughness, Temperature
Proceedings Papers

Geometric and Flow Characterization of Additively Manufactured Turbine Blades With Drilled Film Cooling Holes

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Kelsey E. McCormack, Maria Rozman, Reid A. Berdanier, Karen A. Thole
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122559
https://doi.org/10.1115/GT2024-122559
View Paper titled, Geometric and Flow Characterization of Additively Manufactured Turbine Blades With Drilled Film Cooling Holes
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Topics: Additive manufacturing, Film cooling, Flow (Dynamics), Turbine blades, Blades, Surface roughness, Cooling, Electrical discharge machining, Manufacturing, Casting
Proceedings Papers

Fuel Thermal Management and Injector Part Design for LPBF Manufacturing

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Ralf Becker, Galina Kasperovich, Peter Tiessen, Jan Haubrich, Thomas Behrendt, Bertram Janus
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T17A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128600
https://doi.org/10.1115/GT2024-128600
View Paper titled, Fuel Thermal Management and Injector Part Design for LPBF Manufacturing
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Topics: Additive manufacturing, Coke, Design, Ejectors, Fuels, Manufacturing, Thermal management, Chemical etching, Machining, Shapes
Proceedings Papers

Improving the Fatigue Life of an Additively Manufactured Stainless-Steel Specimen Using a Secondary Grinding Process

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Murali Krishnan Ramachandran, Safia Alam Sumaiya, Mandar Golvaskar, Julia Wood, Isaac Sluder, Chandra Sekhar Rakurty, Nithin Rangasamy, Onome Scott Emuakpor, Manigandan Kannan
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T17A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124342
https://doi.org/10.1115/GT2024-124342
View Paper titled, Improving the Fatigue Life of an Additively Manufactured Stainless-Steel Specimen Using a Secondary Grinding Process
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Topics: Additive manufacturing, Fatigue, Fatigue life, Grinding, Stainless steel, Stress, Cooling, High cycle fatigue, Surface roughness, Manufacturing
Proceedings Papers

Numerical Surface Roughness Influence on the Aerodamping of an Axial Transonic Compressor at Nominal Speed and Part-Speed

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Carlos Tavera Guerrero, Mauricio Gutierrez Salas, Nenad Glodic, Srikanth Deshpande
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125215
https://doi.org/10.1115/GT2024-125215
View Paper titled, Numerical Surface Roughness Influence on the Aerodamping of an Axial Transonic Compressor at Nominal Speed and Part-Speed
Open the PDF for Numerical Surface Roughness Influence on the Aerodamping of an Axial Transonic Compressor at Nominal Speed and Part-Speed in another window
Topics: Compressors, Damping, Separation (Technology), Surface roughness
Proceedings Papers

Roughness Effects on Dense-Gas Turbine Flow: Comparison of Experiments and Simulations

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Xavier Gloerfelt, Leander Hake, Aurélien Bienner, Camille Matar, Paola Cinnella, Stefan aus der Wiesche
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125144
https://doi.org/10.1115/GT2024-125144
View Paper titled, Roughness Effects on Dense-Gas Turbine Flow: Comparison of Experiments and Simulations
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Organic Rankine cycle, Simulation, Surface roughness, Turbines
Proceedings Papers

A Roughness Prediction Method by Particle Deposition and its Effect on Flow and Heat Transfer in High-Pressure Turbine Cascade

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Zhenfei Wang, Zhiheng Wang, Guang Xi
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT31A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128585
https://doi.org/10.1115/GT2024-128585
View Paper titled, A Roughness Prediction Method by Particle Deposition and its Effect on Flow and Heat Transfer in High-Pressure Turbine Cascade
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Heat transfer, High pressure (Physics), Particulate matter, Surface roughness, Turbines
Proceedings Papers

Impact of the Wall-Parallel Length Scale of Roughness on the Development of Turbulent Boundary Layers in Turbines

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Abigail M. Berhane, John P. Longley
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122213
https://doi.org/10.1115/GT2024-122213
View Paper titled, Impact of the Wall-Parallel Length Scale of Roughness on the Development of Turbulent Boundary Layers in Turbines
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Topics: Boundary layer turbulence, Surface roughness, Turbines, Sands, Separation (Technology), Additive manufacturing, Compressors, Engines, Flat plates, Momentum
Proceedings Papers

Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions

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Ananth S. M., Massimiliano Nardini, Melissa Kozul, Nagabhushana Rao Vadlamani, Richard D. Sandberg
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A039, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127998
https://doi.org/10.1115/GT2024-127998
View Paper titled, Performance of Rough-Ribbed Low-Pressure Turbine Blades Under Varying Loading and Operating Conditions
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Topics: Pressure, Surface roughness, Turbine blades, Design, Skin friction (Fluid dynamics), Blades, Boundary layers, Flow (Dynamics), Turbulence, Bubbles
Proceedings Papers

Influence of Varying Freestream Turbulence on Flow Transition Over Distributed Surface Roughness

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Ishita Jain, S. Katiyar, Subrata Sarkar
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124283
https://doi.org/10.1115/GT2024-124283
View Paper titled, Influence of Varying Freestream Turbulence on Flow Transition Over Distributed Surface Roughness
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Topics: Flow (Dynamics), Free stream turbulence, Surface roughness
Proceedings Papers

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

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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

Design of an Environmental Barrier Coating Bond Strength Test Coupon

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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