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Proceedings Papers

Experimental Evaluation of an Electric Powertrain Designed for a 180-kW Turboelectric Aircraft Ground Test Rig

Joshua Johnsen, Joshua Melvin, Joshua Drake, Muwanika Jdiobe, Kurt Rouser
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A042, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126590
https://doi.org/10.1115/GT2024-126590
View Paper titled, Experimental Evaluation of an Electric Powertrain Designed for a 180-kW Turboelectric Aircraft Ground Test Rig
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Topics: Aircraft, Batteries, Circuits, Electric motors, Power systems (Machinery), Vehicles, Wings, Engines, Transients (Dynamics), Acoustics
Proceedings Papers

Characterization of the Upgraded NASA GRC Single Stage Axial Compressor and Fan Facility

Julia E. Stephens, Barbara Lucci, Arman Mirhashemi
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A064, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129439
https://doi.org/10.1115/GT2024-129439
View Paper titled, Characterization of the Upgraded NASA GRC Single Stage Axial Compressor and Fan Facility
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Topics: Compressors, NASA, Pressure, Fans, Testing, Aircraft engines, Aviation, Boundary layers, Emissions, Flow (Dynamics)
Proceedings Papers

Evaluation of Air Supply Conditioning Architectures for PEM Fuel Cell Systems in Aviation

Patrick Meyer, Sebastian Lück, Jan Goeing, Jens Friedrichs
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A001, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121340
https://doi.org/10.1115/GT2024-121340
View Paper titled, Evaluation of Air Supply Conditioning Architectures for PEM Fuel Cell Systems in Aviation
Open the PDF for Evaluation of Air Supply Conditioning Architectures for PEM Fuel Cell Systems in Aviation in another window
Topics: Aircraft, Architecture, Aviation, Compression, Compressors, Cooling, Design, Energy consumption, Flight, Flow (Dynamics)
Proceedings Papers

Dynamic Performance Analysis of a Turbocharged PEMFC System

Luca Mantelli, Federico Iester, Silvia Crosa, Michele Bozzolo, Loredana Magistri, Aristide Massardo
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A040, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129090
https://doi.org/10.1115/GT2024-129090
View Paper titled, Dynamic Performance Analysis of a Turbocharged PEMFC System
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Topics: Proton exchange membrane fuel cells, Turbochargers
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

Experimental and Numerical Investigation of Heat Transfer in a Turbocharger Turbine in Consideration of a Diabatic Heat Shield

Thomas-Sebastian Gier, Piotr Luczynski, Manfred Wirsum
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A013, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125824
https://doi.org/10.1115/GT2024-125824
View Paper titled, Experimental and Numerical Investigation of Heat Transfer in a Turbocharger Turbine in Consideration of a Diabatic Heat Shield
Open the PDF for Experimental and Numerical Investigation of Heat Transfer in a Turbocharger Turbine in Consideration of a Diabatic Heat Shield in another window
Topics: Heat shielding, Heat transfer, Turbines, Turbochargers
Proceedings Papers

A Thermal Model for a Hybrid Gas Bearing System in Oil-Free Turbochargers

Wonbae Jung, Adolfo Delgado, Anthony Dudlo, Sang-Guk Kang, Chol-Bum M. Kweon
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, V10AT22A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125903
https://doi.org/10.1115/GT2024-125903
View Paper titled, A Thermal Model for a Hybrid Gas Bearing System in Oil-Free Turbochargers
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Topics: Gas bearings, Thermal energy transport, Thermohydrodynamics, Turbochargers
Proceedings Papers

Compressor Blade Vibrations of Next Generation of Turbocharger With Focus on Damping: Simplified Prediction and AI-Based Evaluation

Robby Weber, Matthias Glatt
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, V10AT23A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127151
https://doi.org/10.1115/GT2024-127151
View Paper titled, Compressor Blade Vibrations of Next Generation of Turbocharger With Focus on Damping: Simplified Prediction and AI-Based Evaluation
Open the PDF for Compressor Blade Vibrations of Next Generation of Turbocharger With Focus on Damping: Simplified Prediction and AI-Based Evaluation in another window
Topics: Blades, Compressors, Damping, Strain gages, Turbochargers, Vibration
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

Analysis of Flow Fields in a Steam Turbine Control Valve With One Chamber

Vaclav Slama, Bartolomej Rudas
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122777
https://doi.org/10.1115/GT2024-122777
View Paper titled, Analysis of Flow Fields in a Steam Turbine Control Valve With One Chamber
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Topics: Flow (Dynamics), Steam turbines, Valves, Computer simulation, Pressure, Computer software, Design, Diffusers, Geometry, Industrial research
Proceedings Papers

Mapping Temperatures on Turbocharger Bearing Cartridge Assemblies Using Thermal History Paints

Jim Hickey, Nestor Kaspschik, Eva Albrecht, Christian Fischer, Oliver Wendel, Martin Rode, 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, V009T18A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126715
https://doi.org/10.1115/GT2024-126715
View Paper titled, Mapping Temperatures on Turbocharger Bearing Cartridge Assemblies Using Thermal History Paints
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Topics: Bearings, Luminescence, Paints, Temperature, Turbochargers
Proceedings Papers

Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions

Paolo Silvestri, Silvia Marelli, Vittorio Usai
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122102
https://doi.org/10.1115/GT2024-122102
View Paper titled, Experimental Investigation on the Dynamic Response of a Turbocharger Centrifugal Compressor in Surge Transitions
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Topics: Compressors, Dynamic response, Surges, Turbochargers
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

Experimental and Analytical Stability Investigation of High Speed Rotors Supported on Novel Internally Skewed Journal Bearings in a 60000 RPM Test Rig

Aly El-Shafei, Mohamed S. Ibrahim, Antoine S. Dimitri
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT26A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123497
https://doi.org/10.1115/GT2024-123497
View Paper titled, Experimental and Analytical Stability Investigation of High Speed Rotors Supported on Novel Internally Skewed Journal Bearings in a 60000 RPM Test Rig
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Topics: Journal bearings, Rotors, Stability, Turbochargers
Proceedings Papers

Damping Phenomena in Rotating Machines: A Focus on Rotor Damping With Synchronous and Asynchronous Excitation

Francesco D’Alessandro, Florian Garnier, Damien Guivarch, Amit Zutshi, Weize Kang, Manoj Kunnil, Payyoor Narayanan, Mark Robinson, J. S. Kumar, Jianming Cao, Ted Rose
Proc. ASME. GT2024, Volume 10B: Structures and Dynamics — Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V10BT26A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125865
https://doi.org/10.1115/GT2024-125865
View Paper titled, Damping Phenomena in Rotating Machines: A Focus on Rotor Damping With Synchronous and Asynchronous Excitation
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Topics: Damping, Excitation, Machinery, Rotors, Aircraft engines, Computer software, Rotation, Vibration, Whirls, Aerospace industry
Proceedings Papers

Experimental and Numerical Investigation of the Counter-Rotating DLR Turbo Fan Stage CRISPmulti With Boundary Layer Ingestion

Timea Lengyel-Kampmann, Guillaume Charroin, Robert Meyer
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A040, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128138
https://doi.org/10.1115/GT2024-128138
View Paper titled, Experimental and Numerical Investigation of the Counter-Rotating DLR Turbo Fan Stage CRISPmulti With Boundary Layer Ingestion
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Topics: Boundary layers, Turbochargers
Proceedings Papers

Numerical Modelling Approach for Wet Humid Air Flows in Hydrogen E-Turbos

Adem Tosun, Christopher Fuhrer, Stephen Hughes, Damian M. Vogt
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122095
https://doi.org/10.1115/GT2024-122095
View Paper titled, Numerical Modelling Approach for Wet Humid Air Flows in Hydrogen E-Turbos
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Topics: Air flow, Condensation, Hydrogen, Modeling, Turbochargers, Wireless power transfer, Phase transitions, Flow (Dynamics), Turbines, Drops
Proceedings Papers

Unsteady Flow, Turbulence and Acoustic Measurements on the Counter-Rotating DLR Turbo Fan Stage CRISPmulti, With and Without Inlet Distortions

Robert Meyer, Ulf Tapken, Lukas Klähn, Maximilian Behn, Timea Lengyel-Kampmann
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124839
https://doi.org/10.1115/GT2024-124839
View Paper titled, Unsteady Flow, Turbulence and Acoustic Measurements on the Counter-Rotating DLR Turbo Fan Stage CRISPmulti, With and Without Inlet Distortions
Open the PDF for Unsteady Flow, Turbulence and Acoustic Measurements on the Counter-Rotating DLR Turbo Fan Stage CRISPmulti, With and Without Inlet Distortions in another window
Topics: Acoustics, Boundary layers, Engines, Turbochargers, Turbulence, Unsteady flow
Proceedings Papers

Centrifugal Compressor Casing Treatment Design for a Turbocharged Hydrogen Combustion Engine

Lee Gibson, Thomas Leonard, Georgios Iosifidis, Dario-Vincenzo Di Modica, Johannes Ratz, Takahiro Ueno
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127906
https://doi.org/10.1115/GT2024-127906
View Paper titled, Centrifugal Compressor Casing Treatment Design for a Turbocharged Hydrogen Combustion Engine
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Topics: Combustion, Compressors, Design, Engines, Hydrogen, Turbochargers, Vaneless diffusers
Proceedings Papers

Insights Into Turbocharger Centrifugal Compressor Stability Using High-Fidelity CFD and a Novel Impeller Diffusion Factor

Yiming Liu, Stephen Spence, John Horsley, Stuart Mann, Charles Stuart
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123825
https://doi.org/10.1115/GT2024-123825
View Paper titled, Insights Into Turbocharger Centrifugal Compressor Stability Using High-Fidelity CFD and a Novel Impeller Diffusion Factor
Open the PDF for Insights Into Turbocharger Centrifugal Compressor Stability Using High-Fidelity CFD and a Novel Impeller Diffusion Factor in another window
Topics: Compressors, Computational fluid dynamics, Diffusion (Physics), Impellers, Stability, Turbochargers