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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
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Topics: Compressors, Computer simulation, Geometry, Impellers, NASA, Performance evaluation, Vaneless diffusers, Engineering simulation, Simulation, Computer-aided design
Proceedings Papers

Analysis of Pre-Stall Pressure Disturbances in an Axial Compressor

Valerie Hernley, Jeongseek Kang, Matthew Montgomery, Aleksandar Jemcov, Scott C. Morris
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123043
https://doi.org/10.1115/GT2024-123043
View Paper titled, Analysis of Pre-Stall Pressure Disturbances in an Axial Compressor
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Topics: Compressors, Pressure
Proceedings Papers

Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?

Alberto Baroni, Luca Romani, Francesco Balduzzi, Lorenzo Toni, Angelo Grimaldi, Elisabetta Belardini, Davide Biliotti, Alessandro Bianchini, Giovanni Ferrara
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124021
https://doi.org/10.1115/GT2024-124021
View Paper titled, Analysis of the Flow-Field Distortions Induced by Pneumatic Pressure Probes in Test Bench Experiments on Centrifugal Compressors: Are We Testing Right?
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Topics: Compressors, Computational fluid dynamics, Diffusers, Flow (Dynamics), Pressure, Probes, Testing
Proceedings Papers

LES Analysis of Loss Anomaly of a Turbine Blade With Large Trailing Edge Radius

Kenji Miki, Ali Ameri, Paul Giel
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128243
https://doi.org/10.1115/GT2024-128243
View Paper titled, LES Analysis of Loss Anomaly of a Turbine Blade With Large Trailing Edge Radius
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Topics: Ceramic matrix composites, Turbine blades, Vortex shedding, Pressure, Reynolds number, Waves, Wakes, Blades, Aerodynamics, Cascades (Fluid dynamics)
Proceedings Papers

The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation

Edwin Joseph Munoz Lopez, Alexander Hergt, Joachim Klinner, Bjoern F. Klose, Chris Willert, Volker Gümmer
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128197
https://doi.org/10.1115/GT2024-128197
View Paper titled, The Unsteady Shock-Boundary Layer Interaction in a Compressor Cascade – Part 3: Mechanisms of Shock Oscillation
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Topics: Cascades (Fluid dynamics), Compressors, Oscillations, Shock (Mechanics), Pressure, Unsteady flow, Waves, Blades, Computational fluid dynamics, Cycles
Proceedings Papers

Impact of Turbine-Strut Clocking and Turbine Outlet Swirl on the Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame

Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Göttlich
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125644
https://doi.org/10.1115/GT2024-125644
View Paper titled, Impact of Turbine-Strut Clocking and Turbine Outlet Swirl on the Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame
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Topics: Film cooling, Heat transfer, Struts (Engineering), Turbines, Flow (Dynamics), Heat transfer coefficients, Airfoils, Ducts, High pressure (Physics), Pressure
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

Thermohydraulic Performance and Flow Structures of Diamond Pyramid Arrays

Thomas M. Corbett, Karen A. Thole
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122539
https://doi.org/10.1115/GT2024-122539
View Paper titled, Thermohydraulic Performance and Flow Structures of Diamond Pyramid Arrays
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Topics: Diamonds, Flow (Dynamics), Heat transfer, Pressure, Surface roughness, Wakes, Additive manufacturing, Design, Friction, Gas turbines
Proceedings Papers

Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation

Tommaso Bacci, Alessio Picchi, Niccolò Castelli, Bruno Facchini, Francesco Morante, Luca Innocenti
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126159
https://doi.org/10.1115/GT2024-126159
View Paper titled, Assessment of Additive Manufactured Micro-Channel Characteristics: Impact of Hydraulic Diameter Evaluation
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Topics: Additive manufacturing, Microchannels, Cooling, Heat transfer coefficients, Pressure, Design, Fluids, Friction, Gas turbines, Heat transfer
Proceedings Papers

Effect of Film Hole Configuration on the Impingement-Film Composite Cooling Performance of a Simulated Turbine Blade Leading Edge

Xinnan Chen, Bo Bai, Zhigang Li, Jun Li
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A023, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126204
https://doi.org/10.1115/GT2024-126204
View Paper titled, Effect of Film Hole Configuration on the Impingement-Film Composite Cooling Performance of a Simulated Turbine Blade Leading Edge
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Topics: Composite materials, Cooling, Heat transfer, Impingement cooling, Turbine blades, Coolants, Flow (Dynamics), Discharge coefficient, Film cooling, Pressure
Proceedings Papers

Heat Transfer Enhancement in Pulsating Flows: A Bayesian Approach to Experimental Correlations

Matei Cristian Ignuta-Ciuncanu, Chris Noon, Ricardo F. Martinez-Botas
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123876
https://doi.org/10.1115/GT2024-123876
View Paper titled, Heat Transfer Enhancement in Pulsating Flows: A Bayesian Approach to Experimental Correlations
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Topics: Heat transfer, Pulsatile flow, Flow (Dynamics), Pipes, Accounting, Chain, Cities, Exhaust manifolds, Exhaust systems, Gas flow
Proceedings Papers

Effects of Lattice Orientation Angle on TPMS-Based Transpiration Cooling

Juchan Son, Mohsen Broumand, Yeongmin Pyo, Patrick Richer, Bertrand Jodoin, Zekai Hong
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A028, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126861
https://doi.org/10.1115/GT2024-126861
View Paper titled, Effects of Lattice Orientation Angle on TPMS-Based Transpiration Cooling
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Topics: Additive manufacturing, Film cooling, Gas turbines, Pressure, Transpiration, Triply periodic minimal surfaces
Proceedings Papers

Scale Cooling -- A Novel Fractal Cooling Structure for Turbine Vanes

Zhongran Chi, Longfei Wang
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A013, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124040
https://doi.org/10.1115/GT2024-124040
View Paper titled, Scale Cooling -- A Novel Fractal Cooling Structure for Turbine Vanes
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Topics: Cooling, Fractals, Turbines, Design, Pressure, Computational fluid dynamics, Film cooling, Heat transfer, Additive manufacturing, Coolants
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

Thermodynamic Modelling of Air Management System for Commercial Aircraft Environmental Control Systems

Subramanya Spurthy, Aleksandar Joksimović, Xavier Carbonneau, Sarah Rebholz, Frederic Tong-Yette
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122353
https://doi.org/10.1115/GT2024-122353
View Paper titled, Thermodynamic Modelling of Air Management System for Commercial Aircraft Environmental Control Systems
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Topics: Aircraft, Control systems, Modeling, Engines, Pressure, Temperature, Air conditioning, Architecture, Computer software, Steady state
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

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

QCSEE — Design and Test Contributions to the Rise Open Fan Program

Aspi Wadia, Jan Schilling, William Solomon, Gregory Steinmetz, Daniel Mollmann
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123719
https://doi.org/10.1115/GT2024-123719
View Paper titled, QCSEE — Design and Test Contributions to the Rise Open Fan Program
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Topics: Composite materials, Design, Mechanical drives, Turbofans, Engines, Blades, Gears, Pressure, Testing, Turbines
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