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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
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
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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
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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
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Topics: Coolants, Cooling, Film cooling, Turbulence, Flat plates, Vorticity, Density, Design, Flow (Dynamics), Jets
Proceedings Papers

Effects of Leading Edge Shape on Effusion Film Cooling

Yu-Chuan Chang, Szu-Chi Huang, Chih-Yung Huang, Yao-Hsien Liu
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102861
https://doi.org/10.1115/GT2023-102861
View Paper titled, Effects of Leading Edge Shape on Effusion Film Cooling
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Topics: Cooling, Film cooling, Pressure, Shapes, Cylinders, Testing, Additive manufacturing, Coolants, Density, Reynolds number
Proceedings Papers

Impact of Installation on the Performance of an Aero-Engine Exhaust at Wind-Milling Flow Conditions

Ioannis Goulos, David MacManus, Josep Hueso Rebassa, Fernando Tejero, Andy Au, Christopher Sheaf
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100833
https://doi.org/10.1115/GT2023-100833
View Paper titled, Impact of Installation on the Performance of an Aero-Engine Exhaust at Wind-Milling Flow Conditions
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Topics: Aircraft engines, Exhaust systems, Flow (Dynamics), Milling, Wind, Nozzles, Pressure, Wings, Discharge coefficient, Tertiary petroleum recovery
Proceedings Papers

Understanding the Role of Attractive Forces in Additively Manufactured Parts With Internal Particle Dampers

Daniel Kiracofe, Daniel Diaz, Matthew Postell, Dino Celli, John Hollkamp, Lorean Napper, Onome Scott-Emuakpor, Tommy George, Jr.
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102685
https://doi.org/10.1115/GT2023-102685
View Paper titled, Understanding the Role of Attractive Forces in Additively Manufactured Parts With Internal Particle Dampers
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Topics: Additive manufacturing, Dampers, Particulate matter, Excitation, Damping, Modeling, Weight (Mass), Aerospace industry, Design, Distributed power generation
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

A Systematic Probe Into the Starting Torque Characteristics of a Bio-Inspired Orange Sea-Pen Bladed Savonius Wind Rotor

Umang H. Rathod, Chetan S. Nalavade, Ujjwal K. Saha, Vinayak Kulkarni
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102811
https://doi.org/10.1115/GT2023-102811
View Paper titled, A Systematic Probe Into the Starting Torque Characteristics of a Bio-Inspired Orange Sea-Pen Bladed Savonius Wind Rotor
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Topics: Biomimetics, Blades, Probes, Rotors, Savonius wind turbines, Seas, Torque, Wind, Wind tunnels
Proceedings Papers

Wind Tunnel and OpenFOAM Flow Analysis of a High Solidity Vertical-Axis Wind Turbine

Ahmed G. Yosry, Eduardo Álvarez Álvarez, Rodolfo Espina Valdés, Joaquín Fernández Francos, Eduardo Blanco Marigorta
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103527
https://doi.org/10.1115/GT2023-103527
View Paper titled, Wind Tunnel and OpenFOAM Flow Analysis of a High Solidity Vertical-Axis Wind Turbine
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Topics: Flow (Dynamics), Vertical axis wind turbines, Wind tunnels, Turbines, Rotors, Aerodynamics, Circuits, Computational fluid dynamics, Computer software, Engineering simulation
Proceedings Papers

Effect of Winglet Blade on the Performance of Small-Scale Horizontal Axis Wind Turbine

Saif Al Hamad, Mohamed Abousabae, Alaa Hasan, Omar Habash, Ryoichi S. Amano
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101643
https://doi.org/10.1115/GT2023-101643
View Paper titled, Effect of Winglet Blade on the Performance of Small-Scale Horizontal Axis Wind Turbine
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Topics: Aerodynamics, Blades, Design, Horizontal axis wind turbines, Wind energy, Computational fluid dynamics, Airfoils, Wind tunnels, Wind turbines, Wind velocity
Proceedings Papers

Wind Tunnel Experimental Study of the Effects of Blade Number on the Performance and Starting Behavior of a Low Tip-Speed Ratio and Micro-Scale Wind Turbine at Fixed Blade Geometry

Martin Bourhis, Shuo Zhang, Michael Pereira, Florent Ravelet
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102795
https://doi.org/10.1115/GT2023-102795
View Paper titled, Wind Tunnel Experimental Study of the Effects of Blade Number on the Performance and Starting Behavior of a Low Tip-Speed Ratio and Micro-Scale Wind Turbine at Fixed Blade Geometry
Open the PDF for Wind Tunnel Experimental Study of the Effects of Blade Number on the Performance and Starting Behavior of a Low Tip-Speed Ratio and Micro-Scale Wind Turbine at Fixed Blade Geometry in another window
Topics: Blades, Geometry, Microscale devices, Torque, Wind tunnels, Wind 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
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Topics: Boundary layers, High pressure (Physics), Paints, Temperature, Turbines, Separation (Technology), Surface roughness, Nozzle guide vanes, Aerodynamics, Computer simulation
Proceedings Papers

LES Modeling of High-Lift High-Work LPT Blades: Part II—Validation and Application

Jared Kerestes, Christopher Marks, John Clark, Mitch Wolff, Ron-Ho Ni, Nathan Fletcher
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101950
https://doi.org/10.1115/GT2023-101950
View Paper titled, LES Modeling of High-Lift High-Work LPT Blades: Part II—Validation and Application
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Topics: Blades, Modeling, Design, Computational fluid dynamics, Reynolds-averaged Navier–Stokes equations, Turbines, Separation (Technology), Bubbles, Cascades (Fluid dynamics), Engineering simulation
Proceedings Papers

Scaling Overall Effectiveness in Low Temperature Experiments

Carol E. Bryant, James L. Rutledge
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT13A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102228
https://doi.org/10.1115/GT2023-102228
View Paper titled, Scaling Overall Effectiveness in Low Temperature Experiments
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Topics: Low temperature, Coolants, Engines, Computational fluid dynamics, Carbon dioxide, Cooling, Design, Fluids, Gases, Heat transfer coefficients
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
Proc. ASME. GT2023, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy, V008T17A018, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
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

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

Pressure Loss Analysis and its Prediction in Typical Valve Designs for Steam Turbines

Vaclav Slama, Bartolomej Rudas, David Šimurda, Jindřich Hála
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101134
https://doi.org/10.1115/GT2023-101134
View Paper titled, Pressure Loss Analysis and its Prediction in Typical Valve Designs for Steam Turbines
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Topics: Pressure, Steam turbines, Valves, Flow (Dynamics), Computer simulation, Design, Manufacturing, Turbines, Computer software, Diffusers
Proceedings Papers

Pressure Losses Analysis in Two High-Pressure Steam Turbine Control Valves Situated in One Valve Chamber

Vaclav Slama, Bartolomej Rudas, David Simurda, Jindrich Hala, Martin Luxa
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78969
https://doi.org/10.1115/GT2022-78969
View Paper titled, Pressure Losses Analysis in Two High-Pressure Steam Turbine Control Valves Situated in One Valve Chamber
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Topics: High pressure (Physics), Pressure, Steam turbines, Valves, Flow (Dynamics), Stress, Computer simulation, Computer software, Design, Energy conversion
Proceedings Papers

The New Chapter of Transonic Compressor Cascade Design at the DLR

Edwin J. Munoz Lopez, Alexander Hergt, Sebastian Grund
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80189
https://doi.org/10.1115/GT2022-80189
View Paper titled, The New Chapter of Transonic Compressor Cascade Design at the DLR
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Topics: Cascades (Fluid dynamics), Compressors, Design, Optimization, Blades, Wind tunnels, Transonic flow, Chain, Computational fluid dynamics, Engineering simulation
Proceedings Papers

Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling

Felix Fischer, Jörg Seume
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80517
https://doi.org/10.1115/GT2022-80517
View Paper titled, Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling
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Topics: Acoustics, Diffusers, Modeling, Optimization, Turbomachinery, Waves, Design, Reflection, Boundary-value problems, Computer simulation
Proceedings Papers

Impact of Inlet Conditions on TVF Exit Flow Field

Mattia Graiff, Marian Staggl, Christian Wakelam, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A003, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80768
https://doi.org/10.1115/GT2022-80768
View Paper titled, Impact of Inlet Conditions on TVF Exit Flow Field
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Topics: Flow (Dynamics), Turbines, Engines, Design, Pressure, Aircraft engines, Architecture, Cascades (Fluid dynamics), Computation, Flow visualization