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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

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

Effect of Blade Damage on Low Pressure Ratio Fan Windmill Aerodynamics

Sofía I. Medina Cassillas, Alejandro Castillo Pardo, Cesare A. Hall, Benjamin Mohankumar
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122107
https://doi.org/10.1115/GT2024-122107
View Paper titled, Effect of Blade Damage on Low Pressure Ratio Fan Windmill Aerodynamics
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Topics: Aerodynamics, Blades, Damage, Pressure, Flow (Dynamics), Computational fluid dynamics, Air flow, Chords (Trusses), Design, Drag (Fluid dynamics)
Proceedings Papers

Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly-Loaded Low-Speed Rotor Under the Influence of Double Leakage

Lukas Reisinger, Jannik Eckel, Philipp von Jeinsen, Volker Gümmer
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101545
https://doi.org/10.1115/GT2023-101545
View Paper titled, Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly-Loaded Low-Speed Rotor Under the Influence of Double Leakage
Open the PDF for Numerical Investigation of the Interaction of a Circumferential Groove Casing Treatment and Near-Tip Modifications for a Highly-Loaded Low-Speed Rotor Under the Influence of Double Leakage in another window
Topics: Compressors, Flow (Dynamics), Leakage, Rotors, Stability, Vortices, Wake turbulence
Proceedings Papers

Modeling Tip Flow Structures and Heat Transfer in Contemporary Cooled and Uncooled High-Pressure Turbine Blades

Louis Christensen, Richard Celestina, Spencer Sperling, Randall Mathison, Hakan Aksoy, Jong Liu, Jeremy Nickol
Proc. ASME. GT2023, Volume 7A: Heat Transfer — Combustors; Film Cooling, V07AT12A019, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104002
https://doi.org/10.1115/GT2023-104002
View Paper titled, Modeling Tip Flow Structures and Heat Transfer in Contemporary Cooled and Uncooled High-Pressure Turbine Blades
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Topics: Flow (Dynamics), Heat transfer, High pressure (Physics), Modeling, Turbine blades, Cooling, Blades, Cavities, Vortices, Pressure
Proceedings Papers

On the Aeroacoustic Properties of a Prandtl-Fan

Felix Czwielong, Julian Benz, Christof Ocker, Andreas Renz, Michael Sedlmajer, Markus Merkel, Stefan Becker
Proc. ASME. GT2023, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103898
https://doi.org/10.1115/GT2023-103898
View Paper titled, On the Aeroacoustic Properties of a Prandtl-Fan
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Topics: Acoustical properties, Acoustics, Aerodynamic noise, Blades, Chords (Trusses), Computational fluid dynamics, Design, Emissions, Engineering simulation, Fans
Proceedings Papers

Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion

Ritangshu Giri, Mark G. Turner
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81878
https://doi.org/10.1115/GT2022-81878
View Paper titled, Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion
Open the PDF for Numerical Investigation of Unsteady Inlet Guide Vane-Rotor Interactions in a Transonic Fan Due to Boundary Layer Ingestion in another window
Topics: Boundary layers, Rotors, Inlet guide vanes, Blades, High cycle fatigue, Pressure, Shock (Mechanics), Shock waves, Vortices, Wakes
Proceedings Papers

Tip Vortex Effects on Air-Cooled Condenser Axial Flow Fan Performance

Johannes P. Pretorius, Sybrand J. Van Der Spuy, Martin Strümpfer
Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82283
https://doi.org/10.1115/GT2022-82283
View Paper titled, Tip Vortex Effects on Air-Cooled Condenser Axial Flow Fan Performance
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Topics: Axial flow, Condensers (steam plant), Wake turbulence
Proceedings Papers

Wake Structure in Yawed Approaching Flows for an Axial-Flow Wind Turbine

Mohammad H. B. Ahmadi, Zhiyin Yang
Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A022, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83444
https://doi.org/10.1115/GT2022-83444
View Paper titled, Wake Structure in Yawed Approaching Flows for an Axial-Flow Wind Turbine
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Topics: Axial flow, Flow (Dynamics), Wakes, Wind turbines, Turbines, Yaw, Actuators, Blades, Deflection, Horizontal axis wind turbines
Proceedings Papers

High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance

John Leggett, Yaomin Zhao, Richard D. Sandberg
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A018, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82370
https://doi.org/10.1115/GT2022-82370
View Paper titled, High-Fidelity Simulation Study of the Unsteady Flow Effects on High-Pressure Turbine Blade Performance
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Topics: High pressure (Physics), Simulation, Turbine blades, Unsteady flow, Turbulence, Blades, Rotors, Wakes, Boundary layers, Flow (Dynamics)
Proceedings Papers

Effect of Tip Vortex Reduction on Air-Cooled Condenser Axial Flow Fan Performance: An Experimental Investigation

J. P. Pretorius, J. A. Erasmus
Proc. ASME. GT2021, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Wind Energy; Scholar Lecture, V001T10A003, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58735
https://doi.org/10.1115/GT2021-58735
View Paper titled, Effect of Tip Vortex Reduction on Air-Cooled Condenser Axial Flow Fan Performance: An Experimental Investigation
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Topics: Axial flow, Condensers (steam plant), Wake turbulence
Proceedings Papers

A Robust Implementation of a Reynolds Stress Model for Turbomachinery Applications in a Coupled Solver Environment

David Roos Launchbury, Luca Mangani, Ernesto Casartelli, Francesco Del Citto
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A043, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15639
https://doi.org/10.1115/GT2020-15639
View Paper titled, A Robust Implementation of a Reynolds Stress Model for Turbomachinery Applications in a Coupled Solver Environment
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Topics: Stress, Turbomachinery, Anisotropy, Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Stability, Turbulence, Compressors, Eddies (Fluid dynamics), Modeling
Proceedings Papers

High-Fidelity Calculation of Floating Offshore Wind Turbines Under Pitching Motion

Andrea Ortolani, Giacomo Persico, Jernej Drofelnik, Adrian Jackson, M. Sergio Campobasso
Proc. ASME. GT2020, Volume 12: Wind Energy, V012T42A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15552
https://doi.org/10.1115/GT2020-15552
View Paper titled, High-Fidelity Calculation of Floating Offshore Wind Turbines Under Pitching Motion
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Topics: Floating wind turbines, Rotors, Computational fluid dynamics, Blades, Wakes, Aerodynamics, Engineering simulation, Simulation, Stress, Turbines
Proceedings Papers

Improved Delayed Detached Eddy Simulation (IDDES) of a 1.5 Stage Axial Compressor Non-Synchronous Vibration

Purvic Patel, Yunchao Yang, Gecheng Zha
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A011, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15073
https://doi.org/10.1115/GT2020-15073
View Paper titled, Improved Delayed Detached Eddy Simulation (IDDES) of a 1.5 Stage Axial Compressor Non-Synchronous Vibration
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Topics: Compressors, Eddies (Fluid dynamics), Simulation, Vibration, Blades, Rotors, Pressure, Suction, Boundary-value problems, Diffusion (Physics)
Proceedings Papers

Effect of Rotating Instabilities on Aerodynamic Damping of Axial Flow Fan Blades

Weichao Yang, Yanrong Wang, Le Han, Xiaobo Zhang, Zichao Li
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT36A008, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90651
https://doi.org/10.1115/GT2019-90651
View Paper titled, Effect of Rotating Instabilities on Aerodynamic Damping of Axial Flow Fan Blades
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Topics: Axial flow, Blades, Damping, Computer simulation, Pressure, Resonance ionization spectroscopy, Simulation, Aeroelasticity, Compressors, Eigenvalues
Proceedings Papers

Evaluating the Aerodynamic Impact of Circumferentially Grooved Fan Casing Treatments With Integrated Acoustic Liners on a Turbofan Rotor

Richard F. Bozak, Gary G. Podboy
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A030, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91369
https://doi.org/10.1115/GT2019-91369
View Paper titled, Evaluating the Aerodynamic Impact of Circumferentially Grooved Fan Casing Treatments With Integrated Acoustic Liners on a Turbofan Rotor
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Topics: Acoustics, Rotors, Turbofans, Turbulence, Noise (Sound), Clearances (Engineering), Fans, Leakage, NASA, Noise control
Proceedings Papers

Unsteady Aerodynamics on Multi-Passage LP Last Stage Induced by Flow Separation Under Low Load Flow

Jing Zhang, Danmei Xie, Fan Wu, Haifen Du, Wei Chen
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A016, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90661
https://doi.org/10.1115/GT2019-90661
View Paper titled, Unsteady Aerodynamics on Multi-Passage LP Last Stage Induced by Flow Separation Under Low Load Flow
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Topics: Aerodynamics, Flow (Dynamics), Flow separation, Stress, Blades, Pressure, Rotors, Vortices, Computational fluid dynamics, Design
Proceedings Papers

Testing Propeller Tip Modifications to Reduce Acoustic Noise Generation on a Quadcopter Propeller

Kenneth Van Treuren, Charles Wisniewski
Proc. ASME. GT2019, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T01A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90534
https://doi.org/10.1115/GT2019-90534
View Paper titled, Testing Propeller Tip Modifications to Reduce Acoustic Noise Generation on a Quadcopter Propeller
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Topics: Acoustics, Noise (Sound), Propellers, Testing, Wake turbulence
Proceedings Papers

Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings

Jinge Chen, Xin Shen, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75889
https://doi.org/10.1115/GT2018-75889
View Paper titled, Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings
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Topics: Blades, Stress, Wind turbines, Deformation, Torsion, Energy generation, Wind velocity, Aerodynamics, Deflection, Euler-Bernoulli beam theory
Proceedings Papers

Advanced Medium-Order Modelling for the Prediction of the Three-Dimensional Wake Shed by a Vertical Axis Wind Turbine

Joseph Saverin, David Marten, George Pechlivanoglou, Christian Oliver Paschereit, Giacomo Persico, Vincenzo Dossena
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76575
https://doi.org/10.1115/GT2018-76575
View Paper titled, Advanced Medium-Order Modelling for the Prediction of the Three-Dimensional Wake Shed by a Vertical Axis Wind Turbine
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Topics: Modeling, Vertical axis wind turbines, Wakes, Particulate matter, Vortices, Computer software, Optimization, Simulation, Turbine blades, Turbines