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Proceedings Papers

Predicting Transitional and Turbulent Flow Around a Turbine Blade With a Physics-Informed Neural Network

Sean K. Hanrahan, Melissa Kozul, Richard D. Sandberg
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A010, June 26–30, 2023
Paper No: GT2023-101238
https://doi.org/10.1115/GT2023-101238
View Paper titled, Predicting Transitional and Turbulent Flow Around a Turbine Blade With a Physics-Informed Neural Network
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Topics: Artificial neural networks, Modeling, Physics, Pressure, Turbine blades, Turbulence
Proceedings Papers

Efficient Unsteady Simulations of Multistage Turbines Using a Flexible Frequency-Domain Approach

Benoît Tartinville, Stéphane Vilmin
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A007, June 26–30, 2023
Paper No: GT2023-101108
https://doi.org/10.1115/GT2023-101108
View Paper titled, Efficient Unsteady Simulations of Multistage Turbines Using a Flexible Frequency-Domain Approach
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Topics: Engineering simulation, Simulation, Turbines, Blades, Combustion chambers, Pressure, Aircraft engines, Design, Flow (Dynamics), Noise (Sound)
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
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 14: Wind Energy, V014T37A012, June 26–30, 2023
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

An Automated Gaussian Process Integrated With Bayesian Optimization Approach to Designing Spline-Based Pin-Fin Arrays

Susheel Dharmadhikari, Reid A. Berdanier, Karen A. Thole, Amrita Basak
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A011, June 26–30, 2023
Paper No: GT2023-102018
https://doi.org/10.1115/GT2023-102018
View Paper titled, An Automated Gaussian Process Integrated With Bayesian Optimization Approach to Designing Spline-Based Pin-Fin Arrays
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Topics: Design, Optimization, Splines, Fins, Pressure drop, Pressure, Shapes, Additive manufacturing, Cooling, Dynamics (Mechanics)
Proceedings Papers

Research on Automatic Aerodynamic Performance Optimization for Flue Gas Turbine Blades Under Multiple Conditions

He Yao, Cai Liu-Xi, Yao Jia-Wei, Hou Yan-Fang, Li Yun
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A009, June 26–30, 2023
Paper No: GT2023-101885
https://doi.org/10.1115/GT2023-101885
View Paper titled, Research on Automatic Aerodynamic Performance Optimization for Flue Gas Turbine Blades Under Multiple Conditions
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Topics: Flue gases, Optimization, Sensitivity analysis, Turbine blades, Turbines
Proceedings Papers

Adapting Artificial Neural Networks Training Algorithms to Adjoint-Based Aerodynamic Shape Optimization

Fernando Gisbert, David Cadrecha, Jaime Quintanal, Adrián Sotillo, Jesús Pueblas, Aida Serrano, Ricardo Puente, Roque Corral
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A021, June 26–30, 2023
Paper No: GT2023-103906
https://doi.org/10.1115/GT2023-103906
View Paper titled, Adapting Artificial Neural Networks Training Algorithms to Adjoint-Based Aerodynamic Shape Optimization
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Topics: Algorithms, Artificial neural networks, Shape optimization, Design, Pressure, Blades, Computation, Artificial intelligence, Columns (Structural), Construction
Proceedings Papers

Damping Prediction Method for Asynchronous Vibration Modes and Verification by Electromagnetic Excitation for Full Scale Turbine Blade

Toshiro Goto, Toshio Watanabe, Takeo Baba, Kazuhiro Momma, Keiichiro Miyajima
Publisher: American Society of Mechanical Engineers
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, V11BT27A013, June 26–30, 2023
Paper No: GT2023-102146
https://doi.org/10.1115/GT2023-102146
View Paper titled, Damping Prediction Method for Asynchronous Vibration Modes and Verification by Electromagnetic Excitation for Full Scale Turbine Blade
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Topics: Damping, Excitation, Friction, Turbine blades, Vibration
Proceedings Papers

Effects of the Seal Wire on the Nonlinear Dynamics of the Aircraft Engine Turbine Blades

Mertol Tüfekci, Fadi El Haddad, Loïc Salles, Richard Setchfield, Ludovic Renson
Publisher: American Society of Mechanical Engineers
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, V11BT27A006, June 26–30, 2023
Paper No: GT2023-101433
https://doi.org/10.1115/GT2023-101433
View Paper titled, Effects of the Seal Wire on the Nonlinear Dynamics of the Aircraft Engine Turbine Blades
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Topics: Aircraft engines, Nonlinear dynamics, Turbine blades, Wire
Proceedings Papers

Analysis on Nonlinear Vibrations of Mistuned Blades With Frictional Under-Platform Dampers Considering Asynchronous Excitation Force

Ryuichi Umehara, Tomohiro Akaki, Naoki Onozato, Hiroki Kitada
Publisher: American Society of Mechanical Engineers
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, V11BT27A004, June 26–30, 2023
Paper No: GT2023-101137
https://doi.org/10.1115/GT2023-101137
View Paper titled, Analysis on Nonlinear Vibrations of Mistuned Blades With Frictional Under-Platform Dampers Considering Asynchronous Excitation Force
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Topics: Blades, Dampers, Excitation, Friction, Random excitation, Turbine blades, Vibration
Proceedings Papers

A Machine Learning Approach for Probabilistic Evaluation of Finite Element Analysis

Florian Diermeier, Matthias Voigt, Ronald Mailach, Marcus Meyer
Publisher: American Society of Mechanical Engineers
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, V11BT25A001, June 26–30, 2023
Paper No: GT2023-100532
https://doi.org/10.1115/GT2023-100532
View Paper titled, A Machine Learning Approach for Probabilistic Evaluation of Finite Element Analysis
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Topics: Finite element analysis, Machine learning, Turbine blades, Approximation, Artificial neural networks, Electromagnetic scattering, Manufacturing, Polynomials, Sensitivity analysis, Shapes
Proceedings Papers

Experimental Nonlinear Analysis of Pre-Loaded Turbine Blades Dynamics With Frictional Shroud Contact

Hugo de Filippis, Fabrice Thouverez, Laurent Blanc, Patrick Girard, Fabrice Chevillot
Publisher: American Society of Mechanical Engineers
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, V11BT27A008, June 26–30, 2023
Paper No: GT2023-101727
https://doi.org/10.1115/GT2023-101727
View Paper titled, Experimental Nonlinear Analysis of Pre-Loaded Turbine Blades Dynamics With Frictional Shroud Contact
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Topics: Blades, Damping, Dynamics (Mechanics), Friction, Modal analysis, Turbine blades, Manufacturing, Torsion, Excitation, Pressure
Proceedings Papers

An Experimental Investigation of Heat Transfer for Supercritical Carbon Dioxide Cooling in a Staggered Pin Fin Array

Ryan J. Wardell, John Richardson, Marcel Otto, Matthew Smith, Erik Fernandez, Jayanta Kapat
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A022, June 26–30, 2023
Paper No: GT2023-103263
https://doi.org/10.1115/GT2023-103263
View Paper titled, An Experimental Investigation of Heat Transfer for Supercritical Carbon Dioxide Cooling in a Staggered Pin Fin Array
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Topics: Cooling, Heat transfer, Supercritical carbon dioxide, Cycles, Fluids, Geometry, Turbine blades, Blades, Computer simulation, Emissions
Proceedings Papers

The Effect of Trailing Edge Grid Resolution in Large-Eddy Simulations

Kenji Miki, Ali Ameri
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A014, June 26–30, 2023
Paper No: GT2023-102276
https://doi.org/10.1115/GT2023-102276
View Paper titled, The Effect of Trailing Edge Grid Resolution in Large-Eddy Simulations
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Topics: Ceramic matrix composites, Large eddy simulation, Resolution (Optics), Blades, Pressure, Suction, Wakes, Alloys, Bubbles, Cascades (Fluid dynamics)
Proceedings Papers

Effects of Turbine Blade Tip Pressure Side Winglet and Cavity Rim on Aerodynamic Performance

SooHyun Jo, Youngmin Jeon, Seungchan Baek, Jeonghwan Song, Donghyun You, Wontae Hwang
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A001, June 26–30, 2023
Paper No: GT2023-100621
https://doi.org/10.1115/GT2023-100621
View Paper titled, Effects of Turbine Blade Tip Pressure Side Winglet and Cavity Rim on Aerodynamic Performance
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Topics: Blades, Cascades (Fluid dynamics), Cavities, Flow (Dynamics), Leakage flows, Pressure, Turbine blades, Turbines, Design, Leakage
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
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A020, June 26–30, 2023
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
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A036, June 26–30, 2023
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)
Proceedings Papers

Best-Practice Guidelines for High-Fidelity Simulations Based on Detailed Analysis of a Highly-Loaded Low-Pressure Turbine Cascade

Marco Rosenzweig, Simone Giaccherini, Lorenzo Pinelli, Melissa Kozul, Richard Sandberg, Michele Marconcini, Roberto Pacciani
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A021, June 26–30, 2023
Paper No: GT2023-102697
https://doi.org/10.1115/GT2023-102697
View Paper titled, Best-Practice Guidelines for High-Fidelity Simulations Based on Detailed Analysis of a Highly-Loaded Low-Pressure Turbine Cascade
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Topics: Cascades (Fluid dynamics), Engineering simulation, Pressure, Simulation, Turbines, Blades, Flow (Dynamics), Large eddy simulation, Wakes, Boundary-value problems
Proceedings Papers

Experimental and Computational Study on the Impact of Aerodynamic Load Distribution on Aerodynamic Performance of Variable-Speed Turbine Blade

Du Fan, Zhihong Zhou, Huoxing Liu
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A028, June 26–30, 2023
Paper No: GT2023-103120
https://doi.org/10.1115/GT2023-103120
View Paper titled, Experimental and Computational Study on the Impact of Aerodynamic Load Distribution on Aerodynamic Performance of Variable-Speed Turbine Blade
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Topics: Stress, Turbine blades, Blades, Suction, Design, Pressure, Cascades (Fluid dynamics), Computer simulation, Flow (Dynamics), Turbines
Proceedings Papers

Viability of Fiber Optic Temperature Sensors Embedded Within Engine-Scale Turbine Blades

Emily K. Berexa, Julian A. J. Fells, Peter T. Ireland
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A008, June 26–30, 2023
Paper No: GT2023-101440
https://doi.org/10.1115/GT2023-101440
View Paper titled, Viability of Fiber Optic Temperature Sensors Embedded Within Engine-Scale Turbine Blades
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Topics: Engines, Fiber Bragg gratings, Fibers, Optical fiber, Temperature sensors, Turbine blades
Proceedings Papers

Reynolds Number Calibration Coefficient for Multi-Hole Pneumatic Probes

Johannes Bachner, Andreas Pahs
Publisher: American Society of Mechanical Engineers
Proc. ASME. GT2023, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A007, June 26–30, 2023
Paper No: GT2023-101320
https://doi.org/10.1115/GT2023-101320
View Paper titled, Reynolds Number Calibration Coefficient for Multi-Hole Pneumatic Probes
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Topics: Calibration, Probes, Reynolds number, Pressure, Mach number, Transonic flow, Additive manufacturing, Errors, Flow (Dynamics), Interpolation