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Proceedings Papers

NASA HECC Geometry and Performance Review Part 2: Geometric Differences Between the As-Manufactured and Design-Intent Impeller Geometry and Their Effects on the Vaneless Diffuser Configuration Performance

Gregorio Robles Vega, Alec J. Bosshart, Michael Ni, Ron-Ho Ni, Herbert M. Harrison, Tammy Nguyen-Huynh
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125360
https://doi.org/10.1115/GT2024-125360
View Paper titled, NASA HECC Geometry and Performance Review Part 2: Geometric Differences Between the As-Manufactured and Design-Intent Impeller Geometry and Their Effects on the Vaneless Diffuser Configuration Performance
Open the PDF for NASA HECC Geometry and Performance Review Part 2: Geometric Differences Between the As-Manufactured and Design-Intent Impeller Geometry and Their Effects on the Vaneless Diffuser Configuration Performance in another window
Topics: Design, Geometry, Impellers, NASA, Performance evaluation, Vaneless diffusers, Blades, Computer simulation, Clearances (Engineering), Compressors
Proceedings Papers

NASA HECC Geometry and Performance Review Part 1: Validation of a Computational Model for the Vaneless Diffuser Configuration With As-Manufactured Impeller Geometry

Gregorio Robles Vega, Alec J. Bosshart, Michael Ni, Ron-Ho Ni, Herbert M. Harrison, Tammy Nguyen-Huynh
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125128
https://doi.org/10.1115/GT2024-125128
View Paper titled, NASA HECC Geometry and Performance Review Part 1: Validation of a Computational Model for the Vaneless Diffuser Configuration With As-Manufactured Impeller Geometry
Open the PDF for NASA HECC Geometry and Performance Review Part 1: Validation of a Computational Model for the Vaneless Diffuser Configuration With As-Manufactured Impeller Geometry in another window
Topics: Compressors, Computer simulation, Geometry, Impellers, NASA, Performance evaluation, Vaneless diffusers, Engineering simulation, Simulation, Computer-aided design
Proceedings Papers

Robust Design Optimization of a Compressor Rotor Using Recursive Cokriging Based Multi-Fidelity Uncertainty Quantification and Multi-Fidelity Optimization

Marcus Wiegand, Andriy Prots, Marcus Meyer, Robin Schmidt, Matthias Voigt, Ronald Mailach
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121977
https://doi.org/10.1115/GT2024-121977
View Paper titled, Robust Design Optimization of a Compressor Rotor Using Recursive Cokriging Based Multi-Fidelity Uncertainty Quantification and Multi-Fidelity Optimization
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Topics: Compressors, Design, Optimization, Rotors, Uncertainty quantification, Robustness, Uncertainty, Blades, Engines, Geometry
Proceedings Papers

Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs

Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122792
https://doi.org/10.1115/GT2024-122792
View Paper titled, Scaling Heat Transfer and Pressure Losses of Novel Additively Manufactured Rib Designs
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Topics: Additive manufacturing, Heat transfer, Pressure, Surface roughness, Flow (Dynamics), Geometry, Pressure drop, Computerized tomography, Cooling, Design
Proceedings Papers

Effect of Geometry and Heat Flux on Turbine Over-Tip Flow Power Extraction

Lukas Benjamin Inhestern, Dieter Peitsch, Guillermo Paniagua
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A024, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126598
https://doi.org/10.1115/GT2024-126598
View Paper titled, Effect of Geometry and Heat Flux on Turbine Over-Tip Flow Power Extraction
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Topics: Flow (Dynamics), Geometry, Heat flux, Heat transfer, Leakage flows, Turbines, Design, Leakage, Turbulence, Vortices
Proceedings Papers

Comparative Analysis of the Effect of Two Tower Geometries on Offshore Wind Turbine Wake Aerodynamics

Albanese Simone, Valerio Francesco Barnabei, Vincenzo Morici, Alessandro Corsini, Alessio Castorrini
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128992
https://doi.org/10.1115/GT2024-128992
View Paper titled, Comparative Analysis of the Effect of Two Tower Geometries on Offshore Wind Turbine Wake Aerodynamics
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Topics: Aerodynamics, Offshore wind turbines, Wakes, Turbines, Computational fluid dynamics, Rotors, Turbulence, Actuators, Flow (Dynamics), Ocean engineering
Proceedings Papers

Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels

Abbigail Y. Altland, Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122409
https://doi.org/10.1115/GT2024-122409
View Paper titled, Impacts of Material and Machine on the Variation of Additively Manufactured Cooling Channels
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Topics: Additive manufacturing, Cooling, Machinery, Surface roughness, Heat transfer, Computerized tomography, Design, Diamonds, Fins, Friction
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

Impact of Various Intake Configurations on the Flight Mission Performance of an Unmanned Aircraft

Jonas Remiger, Andreas Grois, Marcel Stößel, Dragan Kožulović, Michael Krummenauer
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A013, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122647
https://doi.org/10.1115/GT2024-122647
View Paper titled, Impact of Various Intake Configurations on the Flight Mission Performance of an Unmanned Aircraft
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Topics: Aircraft, Engines, Flight, Compressors, Computational fluid dynamics, Simulation, Design, Geometry, Pressure, Surges
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

A Data-Driven Method for Predicting the Overall Performance of a Three-Rotor Dual-Variable Cycle Engine

Qiyu Yuan, Tian Qiu, Guixian Qu, Peng Liu, Chuankai Liu, Shuiting Ding
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A033, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124941
https://doi.org/10.1115/GT2024-124941
View Paper titled, A Data-Driven Method for Predicting the Overall Performance of a Three-Rotor Dual-Variable Cycle Engine
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Topics: Artificial neural networks, Cycles, Design, Engines, Rotors, Flight, Geometry, Performance, Radial basis function networks, Simulation
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

LCA Modelling of Forged Components for Turbomachinery: Improved Approach Based on Production Data

Mosè Al Freijat, Rachele Orlandi, Giacomo Ragni, Martina Pucciarelli, Angela Serra, Francesco Fantozzi
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A026, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127740
https://doi.org/10.1115/GT2024-127740
View Paper titled, LCA Modelling of Forged Components for Turbomachinery: Improved Approach Based on Production Data
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Topics: Carbon footprint, Forging, Life cycle assessment, Modeling, Turbomachinery, Databases, Uncertainty, Chain, Cycles, Data collection
Proceedings Papers

Optimization of a Battery Electric Hybrid Propulsion System for a Short Range Aircraft

Jonas Schroeter, Fabian Armbrüster, Reinhold Schaber, Volker Gümmer
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A037, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125840
https://doi.org/10.1115/GT2024-125840
View Paper titled, Optimization of a Battery Electric Hybrid Propulsion System for a Short Range Aircraft
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Topics: Aircraft, Batteries, Design, Gas turbines, Optimization, Propulsion systems, Boundary-value problems, Drag (Fluid dynamics), Modeling, Thermal management
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

On the Performance of Variable-Geometry Ducted E-Fans

Mavroudis D. Kavvalos, Rainer Schnell, Maximilian Mennicken, Marco Trost, Konstantinos G. Kyprianidis
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122602
https://doi.org/10.1115/GT2024-122602
View Paper titled, On the Performance of Variable-Geometry Ducted E-Fans
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Topics: Ducts, Fans, Geometry, Design, Pressure, Nozzles, Thrust, Aircraft engines, Architecture, Engines
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
Open the PDF for A Gas Flow Network Model for Predicting Ring Dynamics and Leakage in Dry-Running Pistons Seals for High-Pressure Hydrogen Storage in another window
Topics: Dynamics (Mechanics), Gas flow, High pressure (Physics), Hydrogen storage, Leakage, Network models, Pistons, Wear, Compressors, Cylinders
Proceedings Papers

Experimental Design Validation of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number

Mattias E. G. Eck, Philipp zur Nedden, Jakob G. R. von Saldern, Christoph Peisdersky, Alessandro Orchini, Christian Oliver Paschereit
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122648
https://doi.org/10.1115/GT2024-122648
View Paper titled, Experimental Design Validation of a Swirl-Stabilized Burner With Fluidically Variable Swirl Number
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Topics: Combustion, Combustion chambers, Design, Dynamics (Mechanics), Experimental design, Flames, Flow (Dynamics), Fuels, Gas turbines, Geometry
Proceedings Papers

Bayesian Data Assimilation in Cold Flow Experiments on an Industrial Thermoacoustic Rig

Jingquan Zheng, André Fischer, Claus Lahiri, Matthew Yoko, Matthew Juniper
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122656
https://doi.org/10.1115/GT2024-122656
View Paper titled, Bayesian Data Assimilation in Cold Flow Experiments on an Industrial Thermoacoustic Rig
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Topics: Flow (Dynamics), Acoustics, Combustion chambers, Emissions, Geometry, Network models, Optimization, Physics, Probability, Uncertainty