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Proceedings Papers

Model-Driven Optimization for the Conceptual Design of Aeroengine Turbine Flow Path

Yifan Chen, Jinwei Chen, Huisheng Zhang
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A051, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128572
https://doi.org/10.1115/GT2024-128572
View Paper titled, Model-Driven Optimization for the Conceptual Design of Aeroengine Turbine Flow Path
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Topics: Conceptual design, Design, Flow (Dynamics), Modeling, Optimization, Semantics, Systems engineering, Turbines
Proceedings Papers

Numerical Simulation and Prediction Using Neural Network for Internal Flow Field and Outlet Distortion Contour of S-Shape Inlet Ducts

ShiXuan Wang, Min Zhang, Juan Du, Dun Ba, ChaoQun Nie, YangYang Wang
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A050, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128513
https://doi.org/10.1115/GT2024-128513
View Paper titled, Numerical Simulation and Prediction Using Neural Network for Internal Flow Field and Outlet Distortion Contour of S-Shape Inlet Ducts
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Topics: Artificial neural networks, Computer simulation, Ducts, Flow (Dynamics), Internal flow, Pressure, Shapes
Proceedings Papers

Flow Analysis of Various Intake Configurations of an Unmanned Aircraft Considering External Flow and Different Flight Conditions

Andreas Grois, Jonas Remiger, Marcel Stößel, Michael Krummenauer, Dragan Kozulovic
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A030, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124210
https://doi.org/10.1115/GT2024-124210
View Paper titled, Flow Analysis of Various Intake Configurations of an Unmanned Aircraft Considering External Flow and Different Flight Conditions
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Topics: Aircraft, Computational fluid dynamics, Flight, Flow (Dynamics)
Proceedings Papers

Effect of Flow Distortions on Pin Fins in the Entry Region of Circular Channels

Evan Lundburg, Stephen Lynch, Michael Lyall
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123712
https://doi.org/10.1115/GT2024-123712
View Paper titled, Effect of Flow Distortions on Pin Fins in the Entry Region of Circular Channels
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Topics: Fins, Flow (Dynamics), Heat transfer, Aircraft, Aircraft engines, Boundary layers, Engines, Flight, Heat sinks, Reynolds number
Proceedings Papers

Noise Reduction by Lowering the Jet Mach Number and Using Inverted Velocity Profile at Fixed Thrust and Mass Flow

Junhui Liu
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A044, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126854
https://doi.org/10.1115/GT2024-126854
View Paper titled, Noise Reduction by Lowering the Jet Mach Number and Using Inverted Velocity Profile at Fixed Thrust and Mass Flow
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Topics: Flow (Dynamics), Mach number, Noise (Sound), Noise control, Thrust, Turbulence, Jets, Computational fluid dynamics, Kinetic energy, Aerodynamic noise
Proceedings Papers

Numerical Analysis of the Effect of Geometric Variations on the Mass Flow Distribution for an Under-Race Lubrication System

Daniel Mateo Aguirre Bermudez, Aju Abraham, Shreyas Joshi, Corina Schwitzke, Hans-Jörg Bauer
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122481
https://doi.org/10.1115/GT2024-122481
View Paper titled, Numerical Analysis of the Effect of Geometric Variations on the Mass Flow Distribution for an Under-Race Lubrication System
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Topics: Flow (Dynamics), Industrial lubrication systems, Lubrication, Numerical analysis, Cavities, Cooling, Aircraft engines, Bearings, Engineering simulation, Film thickness
Proceedings Papers

Three-Dimensional Fluid Topology Optimization for Intakes and Exhausts Flow Uniformity

Stefano Furino, Alessandro Canova, Marco Pietropaoli
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A061, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129156
https://doi.org/10.1115/GT2024-129156
View Paper titled, Three-Dimensional Fluid Topology Optimization for Intakes and Exhausts Flow Uniformity
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Topics: Flow (Dynamics), Fluids, Topology optimization, Design, Optimization, Pressure, Algorithms, Dynamic systems, Geometry, Heat exchangers
Proceedings Papers

Investigation on the Flow Mechanism and Dynamic Response Performance of Efficient Fluidic Thrust Vectoring Serpentine Nozzle

Jingwei Shi, ZhongHao Hui, Li Zhou, Zhanxue Wang
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A041, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126499
https://doi.org/10.1115/GT2024-126499
View Paper titled, Investigation on the Flow Mechanism and Dynamic Response Performance of Efficient Fluidic Thrust Vectoring Serpentine Nozzle
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Topics: Dynamic response, Flow (Dynamics), Nozzles, Thrust
Proceedings Papers

Cavity Impact on the Base Flow Unsteadiness for a High-Speed Exhaust System

Spyros Tsentis, Ioannis Goulos, Simon Prince, Vassilios Pachidis, Vladeta Zmijanovic
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A040, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126486
https://doi.org/10.1115/GT2024-126486
View Paper titled, Cavity Impact on the Base Flow Unsteadiness for a High-Speed Exhaust System
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Topics: Cavities, Exhaust systems, Flow (Dynamics), Flow control, Stress
Proceedings Papers

On Hysteresis in a Variable Pitch Fan Transitioning to Reverse Thrust Mode and Back

Dimitrios Vitlaris, David John Rajendran, Richard Tunstall, John Whurr, Vassilios Pachidis
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A052, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128701
https://doi.org/10.1115/GT2024-128701
View Paper titled, On Hysteresis in a Variable Pitch Fan Transitioning to Reverse Thrust Mode and Back
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Topics: Flow (Dynamics), Thrust, Engines, Aircraft, Blades, Airfoils, Aviation, Climate neutrality, Delays, Displacement
Proceedings Papers

Numerical and Experimental Investigation of Steady Flow Distortion in Drooped Turbofan Intakes

Yuhan Zhang, Xu Dong, Zhenyu Li, Dakun Sun, Xiaofeng Sun
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A032, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124697
https://doi.org/10.1115/GT2024-124697
View Paper titled, Numerical and Experimental Investigation of Steady Flow Distortion in Drooped Turbofan Intakes
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Topics: Computational fluid dynamics, Flow (Dynamics), Turbofans, Aircraft engines, Compressors, Ducts, Experimental design, Geometry, Internal flow, Pressure
Proceedings Papers

Coupled Design of Multi-Component Distortion-Generating Devices for Aircraft Engine Ground Tests – Part I: Design Methodology and Numerical Validation

Julissa Grondin, Michaël Leborgne, Lieven Baert, Ingrid Lepot, Alexandre Gouttière, Donavan Dieu, Dirk Wunsch, Elissavet Boufidi, Manas Madasseri Payyappalli, Fabrizio Fontaneto, Tony Spriet, Jérôme Talbotec
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A055, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128869
https://doi.org/10.1115/GT2024-128869
View Paper titled, Coupled Design of Multi-Component Distortion-Generating Devices for Aircraft Engine Ground Tests – Part I: Design Methodology and Numerical Validation
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Topics: Aircraft engines, Design, Design methodology, Optimization, Pressure, Engines, Flow (Dynamics), Additive manufacturing, Airfoils, Honeycomb structures
Proceedings Papers

Analysis of Complex Total Pressure Distortion Screens Using 1-Dimensional Loss Data

John Gillespie, Andrew Hayden, Todd Lowe, Alexandrina Untaroiu, Chase Nessler
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A029, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124103
https://doi.org/10.1115/GT2024-124103
View Paper titled, Analysis of Complex Total Pressure Distortion Screens Using 1-Dimensional Loss Data
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Topics: Pressure, Flow (Dynamics), Wire mesh, Computational fluid dynamics, Design, Testing
Proceedings Papers

Coupled Design of Multi-Component Distortion-Generating Devices for Aircraft Engine Ground Tests – Part II: Experimental Characterization in a Closed-Loop, High Speed Test Rig

Elissavet Boufidi, Manas Madasseri Payyappalli, Julissa Grondin, Michaël Leborgne, Lieven Baert, Alexandre Gouttière, Donavan Dieu, Dirk Wunsch, Tony Spriet, Jérôme Talbotec, Fabrizio Fontaneto
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A056, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128870
https://doi.org/10.1115/GT2024-128870
View Paper titled, Coupled Design of Multi-Component Distortion-Generating Devices for Aircraft Engine Ground Tests – Part II: Experimental Characterization in a Closed-Loop, High Speed Test Rig
Open the PDF for Coupled Design of Multi-Component Distortion-Generating Devices for Aircraft Engine Ground Tests – Part II: Experimental Characterization in a Closed-Loop, High Speed Test Rig in another window
Topics: Aircraft engines, Design, Experimental characterization, Engines, Flow (Dynamics), Pressure, Compressors, Cycles, Honeycomb structures, Manufacturing
Proceedings Papers

A Large Eddy Simulation Study on Hydrogen Microjets in Hot Vitiated Crossflow

Mohsen Broumand, Sean Yun, Zekai Hong
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A039, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129157
https://doi.org/10.1115/GT2024-129157
View Paper titled, A Large Eddy Simulation Study on Hydrogen Microjets in Hot Vitiated Crossflow
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Topics: Combustion, Flames, Heat flux, Hydrogen, Large eddy simulation, Turbulence, Vortices, Jets, Flow (Dynamics), Heat
Proceedings Papers

Effect of Geometry Modification of a Double Entrance Y-Duct Inlet on Aerodynamic Performance With High Speed Flow

Ben Gilbart, Courtney Rider, Asad Asghar, William D. E. Allan, Robert A. Stowe, Rogerio Pimentel
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A063, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129402
https://doi.org/10.1115/GT2024-129402
View Paper titled, Effect of Geometry Modification of a Double Entrance Y-Duct Inlet on Aerodynamic Performance With High Speed Flow
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Topics: Ducts, Flow (Dynamics), Geometry
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

On the Combustion of Terpenes Biofuels and Pollutants Characterization Through High-Resolution Mass Spectrometry

Philippe Dagaut, Zahraa Dbouk, Roland Benoit
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121549
https://doi.org/10.1115/GT2024-121549
View Paper titled, On the Combustion of Terpenes Biofuels and Pollutants Characterization Through High-Resolution Mass Spectrometry
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Topics: Biofuel, Combustion, Mass spectrometry, Pollution, Resolution (Optics), Oxidation, Fuels, Ionization, Air pollution, Atmospheric pressure
Proceedings Papers

On the Design of a Scaled-Up Pulsed Methane Pyrolysis Reactor for Clean Hydrogen Production

Cosimo Bianchini, Riccardo Da Soghe, Davide Bertini, Donald Kendrick, Scott Gray, John Hinkey, Michael J. Aarnio, Roberto Meloni
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125320
https://doi.org/10.1115/GT2024-125320
View Paper titled, On the Design of a Scaled-Up Pulsed Methane Pyrolysis Reactor for Clean Hydrogen Production
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Topics: Design, Hydrogen production, Methane, Pyrolysis, Combustion chambers, Computational fluid dynamics, Flow (Dynamics), Combustion, Cycles, Feedstock
Proceedings Papers

A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage

Andrea Sassoli, Sandro Raspanti, Luca Romani, Alessio Capanni, Simone Bassani, Giovanni Ferrara, Francesco Balduzzi
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126694
https://doi.org/10.1115/GT2024-126694
View Paper titled, A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage
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Topics: Dynamics (Mechanics), Gas flow, High pressure (Physics), Hydrogen storage, Leakage, Network models, Pistons, Wear, Compressors, Cylinders