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Proceedings Papers

Mistuning Strategy on Long Blades to Mitigate Flutter

Lorenzo Pinelli, Andrea Arnone, Lorenzo Peruzzi, Claudio Bettini, Conrad Finzel, Rudolf Kellerer
Proc. ASME. GT2023, Volume 11A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics, V11AT21A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102933
https://doi.org/10.1115/GT2023-102933
View Paper titled, Mistuning Strategy on Long Blades to Mitigate Flutter
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Topics: Blades, Flutter (Aerodynamics), Design, Combined cycles, Computational fluid dynamics, Emissions, Energy generation, Flow (Dynamics), Fuel consumption, Machinery
Proceedings Papers

Dynamic Modeling and Degradation Study of a Hybrid Electric Power System for Urban Air Mobility

Teresa Donateo, Antonio Ficarella, Ludovica Spada Chiodo
Proc. ASME. GT2023, Volume 1: Aircraft Engine, V001T01A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101597
https://doi.org/10.1115/GT2023-101597
View Paper titled, Dynamic Modeling and Degradation Study of a Hybrid Electric Power System for Urban Air Mobility
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Topics: Dynamic modeling, Power systems (Machinery), Rotorcraft, Urban air mobility, Dynamic response, Engines, Rotors, Aircraft, Algorithms, Batteries
Proceedings Papers

Strategies for High-Accuracy Measurements of Stage Efficiency for a Cooled Turbine

Maria Rozman, Reid A. Berdanier, Michael D. Barringer, Karen A. Thole
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100642
https://doi.org/10.1115/GT2023-100642
View Paper titled, Strategies for High-Accuracy Measurements of Stage Efficiency for a Cooled Turbine
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Topics: Turbines, Uncertainty, Aerospace industry, Annulus, Aviation, Carbon, Computational methods, Emissions, Energy generation, Engines
Proceedings Papers

Prediction of Flow Separations in Turbine Center Frames Using Support Vector Machines and Random Forests

Marian Staggl, Wolfgang Sanz, Peter Leitl, Maximilian Kurzthaler, Paul Pieringer
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101884
https://doi.org/10.1115/GT2023-101884
View Paper titled, Prediction of Flow Separations in Turbine Center Frames Using Support Vector Machines and Random Forests
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Topics: Flow separation, Support vector machines, Turbines, Aircraft engines, Algorithms, Computational fluid dynamics, Fuel consumption, Pressure, Trains
Proceedings Papers

Hybrid Turbo-Compressor: A Technology Solution to Enable and Fully Exploit the Electricity and Gas Sector Coupling

Fabio Baldanzini, Dante Tommaso Rubino, Marco Baldini, Bruno Rodà, Marco Tarenzi
Proc. ASME. GT2023, Volume 9: Microturbines, Turbochargers, and Small Turbomachines; Oil and Gas Applications, V009T19A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103985
https://doi.org/10.1115/GT2023-103985
View Paper titled, Hybrid Turbo-Compressor: A Technology Solution to Enable and Fully Exploit the Electricity and Gas Sector Coupling
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Topics: Compressors, Gas turbines, Turbochargers, Trains, Generators, Electric motors, Emissions, Engines, Motors, Machinery
Proceedings Papers

Historical Developments in Fan Technologies for Aeroengines

Ernesto Benini, Chetankumar Mistry, Aspi R. Wadia
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A013, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101639
https://doi.org/10.1115/GT2023-101639
View Paper titled, Historical Developments in Fan Technologies for Aeroengines
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Topics: Aerodynamics, Architecture, Blades, Chords (Trusses), Ducts, Engines, Fuel consumption, Pressure, Rotors, Stability
Proceedings Papers

Exploiting GPU-Based HPC Architectures to Accelerate an Unsteady CFD Solver for Turbomachinery Applications

Francesco Poli, Michele Marconcini, Roberto Pacciani, Donato Magarielli, Ennio Spano, Andrea Arnone
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A035, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82569
https://doi.org/10.1115/GT2022-82569
View Paper titled, Exploiting GPU-Based HPC Architectures to Accelerate an Unsteady CFD Solver for Turbomachinery Applications
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Topics: Architecture, Computational fluid dynamics, Graphics processing units, Turbomachinery, Hardware, Computer simulation, Engines, Aircraft engines, Computer software, Fuel consumption
Proceedings Papers

Experimental Investigation of an Aggressive S-Shaped Intermediate Compressor Duct

A. Kasper, T. Dygutsch, S. Grund, M. Beversdorff, S. Hakansson, E. Nicke, M. Lejon
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82449
https://doi.org/10.1115/GT2022-82449
View Paper titled, Experimental Investigation of an Aggressive S-Shaped Intermediate Compressor Duct
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Topics: Compressors, Ducts, Flow (Dynamics), Inlet guide vanes, Aircraft engines, Blades, Aerospace industry, Aircraft, Airfoils, Annulus
Proceedings Papers

Performance Assessment of a Recuperated Turboshaft Engine: A Multifuel Case

Jody Anfossi, Jafar Al-Zaili, Tala El Samad, Abdulnaser Sayma
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A007, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80455
https://doi.org/10.1115/GT2022-80455
View Paper titled, Performance Assessment of a Recuperated Turboshaft Engine: A Multifuel Case
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Topics: Engines, Hydrogen, Micro gas turbines, Weight (Mass), Cycles, Design, Power stations, Hydrogen fuels, Jet fuels, Propulsion systems
Proceedings Papers

Using Blade Surface Heat Transfer for Partial Intercooling and Thrust Augmentation

Anthony J. Gannon, Thomas Morgan, Walter C. Smith, Garth V. Hobson
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T06A026, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82744
https://doi.org/10.1115/GT2022-82744
View Paper titled, Using Blade Surface Heat Transfer for Partial Intercooling and Thrust Augmentation
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Topics: Blades, Gas turbines, Heat transfer, Thrust, Heat, Compressors, Aircraft, Aviation, Engines, Flow (Dynamics)
Proceedings Papers

Large Eddy Simulation of a Pistonless Constant Volume Combustor: A New Concept of Pressure Gain Combustion

Nicola Detomaso, Davide Laera, Paul Pouech, Florent Duchaine, Thierry Poinsot
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A037, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81366
https://doi.org/10.1115/GT2022-81366
View Paper titled, Large Eddy Simulation of a Pistonless Constant Volume Combustor: A New Concept of Pressure Gain Combustion
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Topics: Combustion, Combustion chambers, Large eddy simulation, Pressure, Cycles, Exhaust systems, Valves, Boundary-value problems, Dynamics (Mechanics), Flames
Proceedings Papers

Select Trade-Offs in Parallel Hybrid Turboprop Cycle Design

Michael Sielemann, Mavroudis D. Kavvalos, Nithish Selvan, Jim Claesson, Konstantinos Kyprianidis
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81629
https://doi.org/10.1115/GT2022-81629
View Paper titled, Select Trade-Offs in Parallel Hybrid Turboprop Cycle Design
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Topics: Cycles, Design, Tradeoffs, Gas turbines, Machinery, Aircraft, Electricity (Physics), Fuel consumption, Propellers, Turbines
Proceedings Papers

System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System

Smruti Sahoo, Mavroudis D. Kavvalos, Dimitra Eirini Diamantidou, Konstantinos G. Kyprianidis
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A018, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81917
https://doi.org/10.1115/GT2022-81917
View Paper titled, System-Level Assessment of a Partially Distributed Hybrid Electric Propulsion System
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Topics: Electric propulsion, Aircraft, Design, Propulsion systems, Batteries, Fuels, Aviation, Electrical components, Engineering disciplines, Engines
Proceedings Papers

Liquid Air Combined Cycle

William M. Conlon, Milton Venetos, Aaron Rimpel
Proc. ASME. GT2022, Volume 4: Cycle Innovations; Cycle Innovations: Energy Storage, V004T07A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80426
https://doi.org/10.1115/GT2022-80426
View Paper titled, Liquid Air Combined Cycle
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Topics: Combined cycles, Energy storage, Cycles, Gas turbines, Heat, Compression, Compressors, Economics , Engines, Exhaust systems
Proceedings Papers

On the Shaft Speed Selection of Parallel Hybrid Aero Engines

Michael Sielemann, Jesse Gohl, Xin Zhao, Konstantinos Kyprianidis, Giorgio Valente, Sharmila Sumsurooah
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A014, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59500
https://doi.org/10.1115/GT2021-59500
View Paper titled, On the Shaft Speed Selection of Parallel Hybrid Aero Engines
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Topics: Aircraft, Aircraft engines, Cooling, Design, Drag (Fluid dynamics), Electric propulsion, Electricity (Physics), Fuel consumption, Gas turbines, Mach number
Proceedings Papers

Design and Analysis of an Aircraft Thermal Management System Linked to a Low-Bypass Ratio Turbofan Engine

Robert A. Clark, Mingxuan Shi, Jonathan Gladin, Dimitri Mavris
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58942
https://doi.org/10.1115/GT2021-58942
View Paper titled, Design and Analysis of an Aircraft Thermal Management System Linked to a Low-Bypass Ratio Turbofan Engine
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Topics: Aircraft, Design, Engines, Thermal management, Turbofans, Stress, Cooling, Cycles, Heat, Flow (Dynamics)
Proceedings Papers

Transient Analysis of Aircraft Oil Supply System With Fuel-Oil Heat Exchangers During Abrupt Change in Engine Operating Modes

Viktor Yevlakhov, Leonid Moroz, Andrii Khandrymailov, Yuriy Hyrka
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A016, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59992
https://doi.org/10.1115/GT2021-59992
View Paper titled, Transient Analysis of Aircraft Oil Supply System With Fuel-Oil Heat Exchangers During Abrupt Change in Engine Operating Modes
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Topics: Aircraft, Engines, Flow (Dynamics), Fuel oils, Fuels, Heat exchangers, Heat transfer, Thermofluids, Transient analysis, Temperature
Proceedings Papers

Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine

Ghofrane Sekrani, Jean-Sebastien Dick, Sébastien Poncet, Sravankumar Nallamothu
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T01A009, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58988
https://doi.org/10.1115/GT2021-58988
View Paper titled, Numerical Investigation of Air-Oil Two-Phase Flow Pattern Transition in the Scavenge Line of an Aeroengine
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Topics: Two-phase flow, Flow (Dynamics), Modeling, Fluids, Porosity, Turbulence, Air flow, Algebra, Calibration, Compressibility
Proceedings Papers

Assessment of Engine Operability and Overall Performance for Parallel Hybrid Electric Propulsion Systems for a Single-Aisle Aircraft

Sangkeun Kang, Ioannis Roumeliotis, Jinning Zhang, Vassilios Pachidis, Olivier Broca
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A001, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58655
https://doi.org/10.1115/GT2021-58655
View Paper titled, Assessment of Engine Operability and Overall Performance for Parallel Hybrid Electric Propulsion Systems for a Single-Aisle Aircraft
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Topics: Aircraft, Electric propulsion, Engines, Pressure, Compressors, Gas turbines, High pressure (Physics), Weight (Mass), Electricity (Physics), Emissions
Proceedings Papers

Intercooler Parametric Analysis for the IRA Engine Cycle Performance Augmentation

Emmanouil Alexiou, Zinon Vlahostergios, Christina Salpingidou, Fabian Donus, Dimitrios Misirlis, Kyros Yakinthos
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T06A006, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59187
https://doi.org/10.1115/GT2021-59187
View Paper titled, Intercooler Parametric Analysis for the IRA Engine Cycle Performance Augmentation
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Topics: Cycles, Engines, Aircraft engines, Design, Compressors, Fuel consumption, Heat exchangers, Combustion chambers, Emissions, Exhaust systems