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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

Unsteady Flow Development and Reynolds Stress Measurements in a Centrifugal Compressor Vaned Diffuser

Matthew A. Meier, William J. Gooding, Nicole L. Key
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125827
https://doi.org/10.1115/GT2024-125827
View Paper titled, Unsteady Flow Development and Reynolds Stress Measurements in a Centrifugal Compressor Vaned Diffuser
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Topics: Compressors, Computational fluid dynamics, Diffusers, Reynolds stress, Unsteady flow
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

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

Design Guidelines for Arrays of Closely Spaced Darrieus Turbines

Omar Sherif Mohamed, Pier Francesco Melani, Giuseppe Soraperra, Alessandra Brighenti, Francesco Balduzzi, Alessandro Bianchini
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121978
https://doi.org/10.1115/GT2024-121978
View Paper titled, Design Guidelines for Arrays of Closely Spaced Darrieus Turbines
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Topics: Computational fluid dynamics, Design, Rotors, Turbines
Proceedings Papers

TPMS Turbojet Precooler Design Methodology and Case Study

David J. Cerantola, Graeme Schmidt, Daniel Handford, Pradeep Dass
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122645
https://doi.org/10.1115/GT2024-122645
View Paper titled, TPMS Turbojet Precooler Design Methodology and Case Study
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Topics: Computational fluid dynamics, Design methodology, Heat exchangers, Hydrogen, Triply periodic minimal surfaces, Turbojets
Proceedings Papers

CFD Modeling of Additively Manufactured Extreme Environment Heat Exchangers for Waste Heat Recuperation

Vyas Duggirala, Venkateswara Reddy, Arun Muley, Michael Stoia, Doug Vanaffelen
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121284
https://doi.org/10.1115/GT2024-121284
View Paper titled, CFD Modeling of Additively Manufactured Extreme Environment Heat Exchangers for Waste Heat Recuperation
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Topics: Additive manufacturing, Computational fluid dynamics, Heat exchangers, Modeling, Waste heat
Proceedings Papers

A CFD Study on the Performance of Modified H-Shaped VAWTs for Tilted Operation Condition

Otman Kouaissah, Nicoletta Franchina, Giacomo Persico
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A009, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124830
https://doi.org/10.1115/GT2024-124830
View Paper titled, A CFD Study on the Performance of Modified H-Shaped VAWTs for Tilted Operation Condition
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Topics: Computational fluid dynamics, Rotors, Vertical axis wind turbines, Wakes
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

Investigating the Performance of Multi Element Wind Lens

Kareem Elsafty, Ahmed Elbaz
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128215
https://doi.org/10.1115/GT2024-128215
View Paper titled, Investigating the Performance of Multi Element Wind Lens
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Topics: Computational fluid dynamics, Diffusers, Lenses (Optics), Wind, Wind turbines, Flow (Dynamics), Design, Wind velocity, Drag (Fluid dynamics), Rotors
Proceedings Papers

Investigating Power Augmentation of 1 MW Horizontal Axis Wind Turbine Using Auxiliary Turbines

Ahmed M. R. Elbaz, Ali Shehab
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127330
https://doi.org/10.1115/GT2024-127330
View Paper titled, Investigating Power Augmentation of 1 MW Horizontal Axis Wind Turbine Using Auxiliary Turbines
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Topics: Computational fluid dynamics, Design, Horizontal axis wind turbines, Renewable energy, Turbines
Proceedings Papers

High-Fidelity Numerical Investigation of a High Pressure Turbine Cooled Vane

Furkan Gokenis, Kagan Peneklioglu, Ozhan Oksuz, Erinc Erdem, Sinan Eyi
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A042, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129324
https://doi.org/10.1115/GT2024-129324
View Paper titled, High-Fidelity Numerical Investigation of a High Pressure Turbine Cooled Vane
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Topics: High pressure (Physics), Turbines, Turbulence, Flow (Dynamics), Heat transfer, NASA, Wall temperature, Engines, Boundary layers, Computational fluid dynamics
Proceedings Papers

Investigating the Performance of a Small Horizontal Axis Wind Turbines (HAWT) Using Toroidal Blades

Ahmed Ezz, Ahmed M. R. El Baz
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A018, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128897
https://doi.org/10.1115/GT2024-128897
View Paper titled, Investigating the Performance of a Small Horizontal Axis Wind Turbines (HAWT) Using Toroidal Blades
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Topics: Blades, Computational fluid dynamics, Horizontal axis wind turbines, Rotors
Proceedings Papers

Thermodynamic Potential of Aluminum Oxide Ceramic Matrix Composite Application in the 1st Stage Vanes of Industrial Gas Turbines

Dieter Bohn, Johannes Götte, Karsten Kusterer, Yiou Liu
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A039, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128648
https://doi.org/10.1115/GT2024-128648
View Paper titled, Thermodynamic Potential of Aluminum Oxide Ceramic Matrix Composite Application in the 1st Stage Vanes of Industrial Gas Turbines
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Topics: Aluminum, Ceramic matrix composites, Composite materials, Cooling, Gas turbines, Industrial gases, Oxide ceramics, Thermodynamic potentials, Turbines, Cycles
Proceedings Papers

Investigation on Flow Field Characteristic in a Double-Wall Configuration Using MRV and CFD

Jingtian Duan, Ke Zhang, Zirui Wang, Ruoyu Chen, Yibo Yang, Jiang Lei, Junmei Wu
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124456
https://doi.org/10.1115/GT2024-124456
View Paper titled, Investigation on Flow Field Characteristic in a Double-Wall Configuration Using MRV and CFD
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Topics: Computational fluid dynamics, Cooling, Flow (Dynamics)
Proceedings Papers

Aerodynamic Study of a Horizontal Axis Wind Turbine in Surge Motion Under Angular Speed and Blade Pitch Controls

Agnese Firpo, Andrea G. Sanvito, Vincenzo Dossena, Giacomo Persico
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129321
https://doi.org/10.1115/GT2024-129321
View Paper titled, Aerodynamic Study of a Horizontal Axis Wind Turbine in Surge Motion Under Angular Speed and Blade Pitch Controls
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Topics: Actuators, Blades, Floating wind turbines, Horizontal axis wind turbines, Surges, Electromagnetic induction, Resolution (Optics), Stress, Turbines, Wakes
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

Numerical Analysis of Convective Heat Transfer Processes and Performance Assessment of Lattice and Triply Periodic Minimal Surface Geometries

Niccolò Casini, Lorenzo Mazzei, Riccardo Da Soghe
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A041, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129097
https://doi.org/10.1115/GT2024-129097
View Paper titled, Numerical Analysis of Convective Heat Transfer Processes and Performance Assessment of Lattice and Triply Periodic Minimal Surface Geometries
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Topics: Additive manufacturing, Computational fluid dynamics, Convection, Cooling, Gas turbines, Heat transfer, Numerical analysis, Triply periodic minimal surfaces
Proceedings Papers

Assessing the Environmental Impact of Aircraft / Engine Integration With Respect to Contrails

Joseph Ramsay, Indi Tristanto, Shahrokh Shahpar, Alistair John
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A031, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124447
https://doi.org/10.1115/GT2024-124447
View Paper titled, Assessing the Environmental Impact of Aircraft / Engine Integration With Respect to Contrails
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Topics: Aircraft, Aircraft engines, Aviation, Climate, Computational fluid dynamics, Crystallization, Design, Dynamics (Mechanics), Engines, Exhaust systems
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)