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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

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

Investigation of the Coupling Between the Dynamics of Vortical Structures and Flame Stability in Bluff-Body Premixed Combustion Using Extended Spectral Proper Orthogonal Decomposition

Morteza Khalifehei, Yagiz Yalcinkaya, Iván Padilla-Montero, Ayse Gul Gungor, Daniel Rodríguez
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A053, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125203
https://doi.org/10.1115/GT2024-125203
View Paper titled, Investigation of the Coupling Between the Dynamics of Vortical Structures and Flame Stability in Bluff-Body Premixed Combustion Using Extended Spectral Proper Orthogonal Decomposition
Open the PDF for Investigation of the Coupling Between the Dynamics of Vortical Structures and Flame Stability in Bluff-Body Premixed Combustion Using Extended Spectral Proper Orthogonal Decomposition in another window
Topics: Combustion, Dynamics (Mechanics), Flames, Principal component analysis, Stability, Vortices
Proceedings Papers

Experimental and Numerical Study of Thermoacoustic Instability Characteristics and Mechanisms of Swirling Flame With Outer Flame

Yuanhong Qi, Bin Hu, Qiang Shi, Sanqun Ren, Wei Zhao, Qingjun Zhao
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123297
https://doi.org/10.1115/GT2024-123297
View Paper titled, Experimental and Numerical Study of Thermoacoustic Instability Characteristics and Mechanisms of Swirling Flame With Outer Flame
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Topics: Chemiluminescence, Combustion, Flames, Swirling flow, Vortices
Proceedings Papers

Experimental Studies on Lean Blowout Limits for a Hydrogen-Enriched Methane-Fueled Trapped Vortex Combustor

Nikhil Verma, R. V. Ravikrishna
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A071, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126746
https://doi.org/10.1115/GT2024-126746
View Paper titled, Experimental Studies on Lean Blowout Limits for a Hydrogen-Enriched Methane-Fueled Trapped Vortex Combustor
Open the PDF for Experimental Studies on Lean Blowout Limits for a Hydrogen-Enriched Methane-Fueled Trapped Vortex Combustor in another window
Topics: Chemiluminescence, Combustion, Combustion chambers, Hydrogen, Methane, Vortices
Proceedings Papers

Schlieren Image Velocimetry and Modal Decomposition Study of Preheated Isothermal Flow From a Generic Multi-Swirl Burner

Neha Vishnoi, Aditya Saurabh, Lipika Kabiraj
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A078, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127060
https://doi.org/10.1115/GT2024-127060
View Paper titled, Schlieren Image Velocimetry and Modal Decomposition Study of Preheated Isothermal Flow From a Generic Multi-Swirl Burner
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Topics: Flow (Dynamics), Excitation, Acoustics, Jets, Principal component analysis, Swirling flow, Turbulence, Vortices
Proceedings Papers

Reduced Order Model for Cavity-Based Combustors Describing Various Bifurcations As Cavity Size Is Varied

Ashutosh Singh, Vineeth Nair
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A033, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128504
https://doi.org/10.1115/GT2024-128504
View Paper titled, Reduced Order Model for Cavity-Based Combustors Describing Various Bifurcations As Cavity Size Is Varied
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Topics: Attractors, Bifurcation, Cavities, Chaos, Combustion chambers, Vortices
Proceedings Papers

A Deep Learning Based Model for Identifying Recirculation Zones From Experimental Images of Trapped Vortex Combustors

Priyabrat Dash, Tanaya Mallik, Nikhil Verma, Aritra Roy Choudhury, R. V. Ravikrishna, Konduri Aditya
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127369
https://doi.org/10.1115/GT2024-127369
View Paper titled, A Deep Learning Based Model for Identifying Recirculation Zones From Experimental Images of Trapped Vortex Combustors
Open the PDF for A Deep Learning Based Model for Identifying Recirculation Zones From Experimental Images of Trapped Vortex Combustors in another window
Topics: Combustion chambers, Deep learning, Vortices
Proceedings Papers

Thermodynamic Analysis of a Novel Transcritical CO 2 Pumped Thermal Energy Storage System With a Vortex Tube Driven by Photovoltaic Thermal Collector

Liangqi Chen, Juwei Lou, Bofeng Wang, Jiangfeng Wang, Pan Zhao, Yiping Dai
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T09A003, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124448
https://doi.org/10.1115/GT2024-124448
View Paper titled, Thermodynamic Analysis of a Novel Transcritical CO 2 Pumped Thermal Energy Storage System With a Vortex Tube Driven by Photovoltaic Thermal Collector
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Topics: Carbon dioxide, Thermal energy storage, Vortices
Proceedings Papers

Comparison of Vortex Detection Methods on the Numerical Simulation of Tip Leakage Flow of a Low-Speed Axial Fan

Esztella Balla, Kinga Andrea Kovács, Bálint Lendvai
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A002, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121322
https://doi.org/10.1115/GT2024-121322
View Paper titled, Comparison of Vortex Detection Methods on the Numerical Simulation of Tip Leakage Flow of a Low-Speed Axial Fan
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Topics: Computer simulation, Leakage, Leakage flows, Vortices
Proceedings Papers

Enhanced Modelling of the Phenomenon of Vortex Shedding From a Low-Speed Axial Flow Rotor Blade Profile

Gábor Daku, János Vad
Proc. ASME. GT2024, Volume 6: Education; Electric Power; Energy Storage; Fans and Blowers, V006T10A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123991
https://doi.org/10.1115/GT2024-123991
View Paper titled, Enhanced Modelling of the Phenomenon of Vortex Shedding From a Low-Speed Axial Flow Rotor Blade Profile
Open the PDF for Enhanced Modelling of the Phenomenon of Vortex Shedding From a Low-Speed Axial Flow Rotor Blade Profile in another window
Topics: Airfoils, Axial flow, Blades, Modeling, Noise (Sound), Rotors, Vibration, Vortex shedding, Vortices
Proceedings Papers

Assessment of a Simplified Conjugate Heat Transfer Perforated Wall Model for the Effusion Cooling by LES Method

Mengming Wang, Chenzhen Ji, Shikang Lu, Wentao Shi, Tong Zhu
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T11A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128480
https://doi.org/10.1115/GT2024-128480
View Paper titled, Assessment of a Simplified Conjugate Heat Transfer Perforated Wall Model for the Effusion Cooling by LES Method
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Topics: Cooling, Heat transfer, Large eddy simulation, Vortices
Proceedings Papers

The Axial-Throughflow Influence on the Taylor Vortices In Taylor-Couette-Poiseuille System

Siyi Li, Qiang Du, Yaguang Xie, Guang Liu, Zengyan Lian, Yifu Luo, Lei Xie
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T14A013, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126931
https://doi.org/10.1115/GT2024-126931
View Paper titled, The Axial-Throughflow Influence on the Taylor Vortices In Taylor-Couette-Poiseuille System
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Topics: Flow (Dynamics), Vortices, Heat transfer, Aircraft engines, Clearances (Engineering), Computer simulation, Cooling, Cylinders, Flow control, High pressure (Physics)
Proceedings Papers

Numerical Investigation on a Baseline Shaped Film Cooling Hole: One- and Two-Dimensional Cooling Performance

Yejia Jin, Xuezhi Dong, Wenchao Sun, Chunqing Tan
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A012, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123117
https://doi.org/10.1115/GT2024-123117
View Paper titled, Numerical Investigation on a Baseline Shaped Film Cooling Hole: One- and Two-Dimensional Cooling Performance
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Topics: Cooling, Film cooling, Vortices
Proceedings Papers

Experimental and Numerical Study on Turbulent Flow Heat Transfer and Turbulent Flow in Rotating Channel Roughened With Vortex Ribs

Chao Xu, Yu Rao, Jianian Chen, Yong Luan
Proc. ASME. GT2024, Volume 8: Heat Transfer: Internal Air Systems; Heat Transfer: Internal Cooling; Industrial and Cogeneration, V008T15A027, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128372
https://doi.org/10.1115/GT2024-128372
View Paper titled, Experimental and Numerical Study on Turbulent Flow Heat Transfer and Turbulent Flow in Rotating Channel Roughened With Vortex Ribs
Open the PDF for Experimental and Numerical Study on Turbulent Flow Heat Transfer and Turbulent Flow in Rotating Channel Roughened With Vortex Ribs in another window
Topics: Cooling, Heat transfer, Turbulence, Vortices, Pressure, Convection, Fluids, Heat, Reynolds number, Rotation
Proceedings Papers

A Combined LES and PIV Investigation of Trenched Fan-Shaped Hole Aerodynamics

Giovanna Barigozzi, Ali Zamiri, Stefano Gamba, Ilaria Spozio, Jin Taek Chung
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A006, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122510
https://doi.org/10.1115/GT2024-122510
View Paper titled, A Combined LES and PIV Investigation of Trenched Fan-Shaped Hole Aerodynamics
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Topics: Aerodynamics, Particle image velocimetry, Cavities, Computer simulation, Coolants, Corners (Structural elements), Design, Eddies (Fluid dynamics), Film cooling, Flat plates
Proceedings Papers

Numerical Study on the Console Hole Film Cooling Performance With Varied Hole Inlet Shape

Yiming Luo, Haiwang Li, Zhiyu Zhou, Gang Xie, Long Meng
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T12A034, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127255
https://doi.org/10.1115/GT2024-127255
View Paper titled, Numerical Study on the Console Hole Film Cooling Performance With Varied Hole Inlet Shape
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Topics: Film cooling, Shapes, Vortices
Proceedings Papers

Leakage Loss Reduction by Shroud Cavity Shape Improvement in Reaction Turbine

Masahiro Sato, Kazunobu Ndong, Hiroaki Taniguchi
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124167
https://doi.org/10.1115/GT2024-124167
View Paper titled, Leakage Loss Reduction by Shroud Cavity Shape Improvement in Reaction Turbine
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Topics: Cavities, Leakage, Shapes, Turbines, Blades, Leakage flows, Clearances (Engineering), Flow (Dynamics), Design, Fins
Proceedings Papers

Effect of Variable Stator Vanes With Penny Cavities on the Performance and Secondary Flow of a Single-Stage Axial Compressor

Shuaitong Chen, Shaowen Chen, Yimin Zhang, Pengcheng Yang
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A041, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128277
https://doi.org/10.1115/GT2024-128277
View Paper titled, Effect of Variable Stator Vanes With Penny Cavities on the Performance and Secondary Flow of a Single-Stage Axial Compressor
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Topics: Cavities, Compressors, Flow (Dynamics), Leakage, Stators, Vortices
Proceedings Papers

RANS Prediction of Low-Pressure Turbine Tip Shroud Flows

Fatih Uncu, Benjamin François, Nicolas Buffaz, Sébastien Le Guyader
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A041, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128691
https://doi.org/10.1115/GT2024-128691
View Paper titled, RANS Prediction of Low-Pressure Turbine Tip Shroud Flows
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Topics: Flow (Dynamics), Pressure, Reynolds-averaged Navier–Stokes equations, Turbines, Engineering simulation, Simulation, Geometry, Design, Eddies (Fluid dynamics), Engines