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Proceedings Papers

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

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

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

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

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

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

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

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

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

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

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

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

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

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
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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

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
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Topics: Bearings, Dynamic systems, Modeling, Rotors, Turbochargers, Compressors, Turbines, Wheels, Damping, Excitation
Proceedings Papers

Swirl Enhancement Effect on Turbine Rim Seal Performance

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

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

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

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

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

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