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Proceedings Papers

Flow Transition in the Wheel Side Space of a 1.5-Stage Test Turbine

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Lukas Pehle, Nikita Dimidziev, Manfred Wirsum
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123896
https://doi.org/10.1115/GT2024-123896
View Paper titled, Flow Transition in the Wheel Side Space of a 1.5-Stage Test Turbine
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Topics: Flow (Dynamics), Turbines, Wheels, Pressure, Sealing (Process), Annulus, Gas turbines, Geometry, Simulation, Air flow
Proceedings Papers

Turbine Rear Frame Interface – Thermal Modelling Improvement Using CFD Based Approach

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Sendilkumaran Soundiramourty, Vishnu Vardhan Reddy Tippireddy, Simone Cubeda
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128451
https://doi.org/10.1115/GT2024-128451
View Paper titled, Turbine Rear Frame Interface – Thermal Modelling Improvement Using CFD Based Approach
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Topics: Computational fluid dynamics, Modeling, Turbines, Wheels
Proceedings Papers

Cooling System of a High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures

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Stefan Weihard, Tobias Willeke, Lukáš Božek, Vladimír Hort, Stefan Münch, Sebastian Spengler, Thomas Winter
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121464
https://doi.org/10.1115/GT2024-121464
View Paper titled, Cooling System of a High-Pressure Centrifugal Compressor: Development and Impact on Wheel Temperatures
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Topics: Compressors, Cooling systems, High pressure (Physics), Temperature, Turbochargers, Wheels, Design, Temperature measurement, Fuels, Pressure
Proceedings Papers

Generic Framework for an Accurate, and Efficient Flutter Analysis

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Laith Zori, Purvic Patel, Sunil Patil, Stephen Orlando, Rubens Campregher
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127818
https://doi.org/10.1115/GT2024-127818
View Paper titled, Generic Framework for an Accurate, and Efficient Flutter Analysis
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Topics: Flutter (Aerodynamics), Turbomachinery, Traveling waves, Blades, Compressors, Computational fluid dynamics, Damping, Design, Durability, Engines
Proceedings Papers

Mapping Maximum Exposure Temperatures on Automotive Turbocharger Wheels Using Thermal History Coatings

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Jim Hickey, David Peral, Jan Vacula, Martin Babák, Silvia Araguas Rodriguez, Solon Karagiannopoulos, Jörg Feist
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122285
https://doi.org/10.1115/GT2024-122285
View Paper titled, Mapping Maximum Exposure Temperatures on Automotive Turbocharger Wheels Using Thermal History Coatings
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Topics: Coatings, Luminescence, Temperature, Turbochargers, Wheels
Proceedings Papers

Influence of External Heat Transfer on the Thermo-Structural Stress of a Radial Turbine Wheel

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Francesco Balduzzi, Pierre-Alain Hoffer, Luigi Mosciaro, Daniele Mattiello, Silvio Rabbolini, Nicola Pini, Alessandro Bianchini, Giovanni Ferrara
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121990
https://doi.org/10.1115/GT2024-121990
View Paper titled, Influence of External Heat Transfer on the Thermo-Structural Stress of a Radial Turbine Wheel
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Topics: Heat transfer, Stress, Turbines, Turbochargers, Wheels
Proceedings Papers

Introduction of Axisymmetric Grooves As a Tip Seal Treatment for Small-Core Turbines

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Connor J. Wiese, Reid A. Berdanier, Karen A. Thole
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121398
https://doi.org/10.1115/GT2024-121398
View Paper titled, Introduction of Axisymmetric Grooves As a Tip Seal Treatment for Small-Core Turbines
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Topics: Turbines, Rotors, Blades, Flow (Dynamics), Architecture, Engines, Gas turbines, Geometry, High pressure (Physics), Leakage
Proceedings Papers

Impact of Steady-State and Mixing Plane Assumptions: An Application to an Industrial Two-Stage High-Pressure Turbine

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Lorenzo Mazzei, Niccolò Casini, Riccardo Da Soghe, Vittorio Michelassi, Alessandro Ciani, Tomasz Jurek, Luca Andrei
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A046, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129052
https://doi.org/10.1115/GT2024-129052
View Paper titled, Impact of Steady-State and Mixing Plane Assumptions: An Application to an Industrial Two-Stage High-Pressure Turbine
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Topics: Aerodynamics, Computational fluid dynamics, Gas turbines, High pressure (Physics), Steady state, Turbines, Design, Cavities, Cooling, Flow (Dynamics)
Proceedings Papers

A Digital Engineering Analysis of an Additively Manufactured Turbine Vane

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Reid A. Berdanier, Leland Tien, Karen A. Thole
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A050, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128894
https://doi.org/10.1115/GT2024-128894
View Paper titled, A Digital Engineering Analysis of an Additively Manufactured Turbine Vane
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Topics: Additive manufacturing, Digital engineering, Turbines, Airfoils, Design, Industrial research, Manufacturing, Architecture, Computational fluid dynamics, Cooling
Proceedings Papers

GPU-Accelerated Full-Wheel Large-Eddy Simulations of a Transonic Fan Stage

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Kan Wang, Sanjeeb Bose, Christopher Ivey
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A042, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128238
https://doi.org/10.1115/GT2024-128238
View Paper titled, GPU-Accelerated Full-Wheel Large-Eddy Simulations of a Transonic Fan Stage
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Topics: Graphics processing units, Large eddy simulation, Wheels
Proceedings Papers

Native Multi-GPU Solver for Complex Turbulent Flow Field Requiring Full Wheel Analysis in Turbomachinery

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Sunil Patil, Frank Kelecy, Michael Wise
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A055, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129361
https://doi.org/10.1115/GT2024-129361
View Paper titled, Native Multi-GPU Solver for Complex Turbulent Flow Field Requiring Full Wheel Analysis in Turbomachinery
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Topics: Computational fluid dynamics, Graphics processing units, Turbomachinery, Turbulence, Wheels
Proceedings Papers

A Compressor Wheel Design for Noise Reduction Due to Pressure Gradient in an Automotive Turbocharger

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Wonbae Jung, Seongsoo Kim, Taeho Noh
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T18A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104105
https://doi.org/10.1115/GT2023-104105
View Paper titled, A Compressor Wheel Design for Noise Reduction Due to Pressure Gradient in an Automotive Turbocharger
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Topics: Compressors, Design, Noise (Sound), Noise control, Pressure gradient, Turbochargers, Wheels
Proceedings Papers

A Computationally Efficient Method for the Thermo-Structural Analysis of a Turbocharger Turbine Wheel Under Engine Transient Operation

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Iacopo Catalani, Francesco Balduzzi, Alessandro Bianchini, Giovanni Ferrara, Nicola Pini, Luigi Mosciaro, Daniele Mattiello, Silvio Rabbolini, Pierre-Alain Hoffer
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T18A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102204
https://doi.org/10.1115/GT2023-102204
View Paper titled, A Computationally Efficient Method for the Thermo-Structural Analysis of a Turbocharger Turbine Wheel Under Engine Transient Operation
Open the PDF for A Computationally Efficient Method for the Thermo-Structural Analysis of a Turbocharger Turbine Wheel Under Engine Transient Operation in another window
Topics: Computational fluid dynamics, Engines, Transients (Dynamics), Turbines, Turbochargers, Wheels
Proceedings Papers

On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor

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Arthur Zobel, Christopher Fuhrer, Damian M. Vogt, Alex Nakos, Bernd Beirow, Alexander Blessing, Carolin Zippack
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT22A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102098
https://doi.org/10.1115/GT2023-102098
View Paper titled, On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor
Open the PDF for On the Influence of Bearing Modeling Details on the Dynamical System Effects of a Mid-Size Turbocharger Rotor in another window
Topics: Bearings, Dynamic systems, Modeling, Rotors, Turbochargers, Compressors, Turbines, Wheels, Damping, Excitation
Proceedings Papers

Swirl Enhancement Effect on Turbine Rim Seal Performance

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Mingeun Choi, Bonhan Goo, GeonHwan Cho, Seung Jin Song
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A003, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101389
https://doi.org/10.1115/GT2023-101389
View Paper titled, Swirl Enhancement Effect on Turbine Rim Seal Performance
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Topics: Gas turbines, Sealing (Process), Turbines, Flow (Dynamics), Wheels, Pressure, Cycles, Clearances (Engineering), Compressors, Disks
Proceedings Papers

On the Use of PSP to Determine the Rim Sealing Effectiveness

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Lorenzo Orsini, Alessio Picchi, Bruno Facchini, Alessio Bonini, Luca Innocenti
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103820
https://doi.org/10.1115/GT2023-103820
View Paper titled, On the Use of PSP to Determine the Rim Sealing Effectiveness
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Topics: Cavities, Gas turbines, Sealing (Process), Flow (Dynamics), Pressure, Oxygen, Rotors, Stators, Carbon dioxide, Modeling
Proceedings Papers

Analysis of Single Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows

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Thomas Hösgen, Matthias Meinke, Wolfgang Schröder
Proc. ASME. GT2023, Volume 7B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V07BT14A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101688
https://doi.org/10.1115/GT2023-101688
View Paper titled, Analysis of Single Blade Passage and Full Circumference Large-Eddy Simulations of Turbine Rim Seal Flows
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Topics: Blades, Flow (Dynamics), Large eddy simulation, Sealing (Process), Turbines, Wheels, Disks, Annulus, Axial flow, Cavities
Proceedings Papers

Mistuning and Damping of a Radial Turbine Wheel. Part 3: Validation of Intentional Mistuning During Machine Operation

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Alex Nakos, Bernd Beirow, Manfred Wirsum, Markus Schafferus, Marios Sasakaros, Damian Vogt, Arthur Zobel
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, V11BT27A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101993
https://doi.org/10.1115/GT2023-101993
View Paper titled, Mistuning and Damping of a Radial Turbine Wheel. Part 3: Validation of Intentional Mistuning During Machine Operation
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Topics: Blades, Damping, Machinery, Turbines, Vibration, Wheels, Hardware, Turbochargers, Compressors, Computer software
Proceedings Papers

Windage Torque Reduction in Low-Pressure Turbine Cavities Part 2: Experimental and Numerical Results

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Richard Jackson, Gary D. Lock, Carl M. Sangan, James A. Scobie, Zhihui Li, Loizos Christodoulou, Richard Jefferson-Loveday, Stephen Ambrose
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102311
https://doi.org/10.1115/GT2023-102311
View Paper titled, Windage Torque Reduction in Low-Pressure Turbine Cavities Part 2: Experimental and Numerical Results
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Topics: Cavities, Pressure, Torque, Turbines, Flow (Dynamics), Wheels, Engines, Rotors, Stators, Annulus
Proceedings Papers

Multi-Objective Numerical Optimization of Radial Turbines

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Christopher Fuhrer, Nikola Kovachev, Damian M. Vogt, Ganesh Raja Mahalingam, Stuart Mann
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A022, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103918
https://doi.org/10.1115/GT2023-103918
View Paper titled, Multi-Objective Numerical Optimization of Radial Turbines
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Topics: Optimization, Turbines, Design, Geometry, Durability, Inertia (Mechanics), Computational fluid dynamics, Engineering disciplines, Engineering simulation, Finite element analysis