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Proceedings Papers

Wave Reformer Channel Shape Design for Enhanced Hydrogen Pyrolysis

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Ghislain Madiot, Stefan Tüchler, Pejman Akbari, Colin D. Copeland
Proc. ASME. GT2024, Volume 2: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels, V002T03A023, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126877
https://doi.org/10.1115/GT2024-126877
View Paper titled, Wave Reformer Channel Shape Design for Enhanced Hydrogen Pyrolysis
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Topics: Heating, Hydrogen, Methane, Pyrolysis, Rotors, Shape design, Shock waves, Waves
Proceedings Papers

Numerical Investigation of Two-Phase N-Decane/Air Rotating Detonation Engines With Different Numbers of Fuel Orifices

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Xiaofeng Shao, Ningbo Zhao, Wei Zhang, Hongtao Zheng
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A030, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123851
https://doi.org/10.1115/GT2024-123851
View Paper titled, Numerical Investigation of Two-Phase N-Decane/Air Rotating Detonation Engines With Different Numbers of Fuel Orifices
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Topics: Engines, Explosions, Fuels, Orifices, Waves
Proceedings Papers

The Onset of Hydrodynamic Instability in Dual Orifice Atomizers

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Hıdır Yankı Kılıçgedik
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A055, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125255
https://doi.org/10.1115/GT2024-125255
View Paper titled, The Onset of Hydrodynamic Instability in Dual Orifice Atomizers
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Topics: Deformation, Ejectors, Flow (Dynamics), Flow instability, Hydrodynamic stability, Large eddy simulation, Mathematical analysis, Nozzles, Pressure, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Performance Characterization of a Radial Rotating Detonation Combustor With Axial Exhaust

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Dalton Langner, Apurav Gupta, Ashley James, Ajay K. Agrawal
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A079, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129429
https://doi.org/10.1115/GT2024-129429
View Paper titled, Performance Characterization of a Radial Rotating Detonation Combustor With Axial Exhaust
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Topics: Combustion chambers, Exhaust systems, Explosions, Performance characterization, Waves
Proceedings Papers

Intrinsic Thermoacoustic Feedback in Auto-Ignition Flames Stabilized in a Converging-Diverging Nozzle

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Fernando Biagioli, Khawar J. Syed
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A038, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128594
https://doi.org/10.1115/GT2024-128594
View Paper titled, Intrinsic Thermoacoustic Feedback in Auto-Ignition Flames Stabilized in a Converging-Diverging Nozzle
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Topics: Feedback, Flames, Ignition, Nozzles, Acoustics, Combustion, Ducts, Reflection, Waves, Dynamics (Mechanics)
Proceedings Papers

Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System

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Pinaki Pal, James Braun, Yiqing Wang, Venkat Athmanathan, Guillermo Paniagua, Terrence R. Meyer
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A059, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129058
https://doi.org/10.1115/GT2024-129058
View Paper titled, Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System
Open the PDF for Numerical Study of Flow and Combustion Dynamics in a Hydrogen-Air Rotating Detonation Combustor-Stator Integrated System in another window
Topics: Combustion, Combustion chambers, Dynamics (Mechanics), Explosions, Flow (Dynamics), Hydrogen, Integrated systems, Stators, Waves, Nozzle guide vanes
Proceedings Papers

Detailed Sliding-Mesh Computation of Turbulent Jet Ignition and Combustion in a Wave Rotor Combustor With Stationary Pre-Chamber

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Rasheed K. Yinusa, Mohamed Razi Nalim
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A033, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128674
https://doi.org/10.1115/GT2024-128674
View Paper titled, Detailed Sliding-Mesh Computation of Turbulent Jet Ignition and Combustion in a Wave Rotor Combustor With Stationary Pre-Chamber
Open the PDF for Detailed Sliding-Mesh Computation of Turbulent Jet Ignition and Combustion in a Wave Rotor Combustor With Stationary Pre-Chamber in another window
Topics: Combustion, Combustion chambers, Computation, Gas turbines, Ignition, Kinetic energy, Rotors, Turbulence, Waves
Proceedings Papers

LES Investigation of Film Cooling in Rotating Detonation Combustors

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Shreyas Ramanagar Sridhara, Antonio Andreini, Marc D. Polanka, Myles D. Bohon
Proc. ASME. GT2024, Volume 7: Heat Transfer: Combustors; Heat Transfer: Film Cooling, V007T11A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-123796
https://doi.org/10.1115/GT2024-123796
View Paper titled, LES Investigation of Film Cooling in Rotating Detonation Combustors
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Topics: Combustion chambers, Explosions, Film cooling, Flow (Dynamics), Coolants, Cooling, Waves, Combustion, Cooling systems, Density
Proceedings Papers

Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response

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Óscar Pérez Escobar, Vicente Timón, Juan Manuel Gallardo
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126586
https://doi.org/10.1115/GT2024-126586
View Paper titled, Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response
Open the PDF for Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response in another window
Topics: Electromagnetic scattering, Engines, Excitation, Geometry, Manufacturing, Airfoils, Aerodynamics, Blades, Aeroelasticity, Computational fluid dynamics
Proceedings Papers

Conceptual Analysis on the Impact of Acoustic Liners in Fan Flutter

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Javier González-Monge, José Miguel Pérez, Roque Corral, Fanzhou Zhao, Mehdi Vahdati
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129249
https://doi.org/10.1115/GT2024-129249
View Paper titled, Conceptual Analysis on the Impact of Acoustic Liners in Fan Flutter
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Topics: Acoustics, Flutter (Aerodynamics), Waves, Reflection, Axial flow, Blades, Ducts, Electromagnetic scattering, Radiation scattering, Scattering (Physics)
Proceedings Papers

Parametric Study on the Duct Intake Reflection Coefficients for Fan Flutter Analyses

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Jose Miguel Perez, Roque Corral
Proc. ASME. GT2024, Volume 10A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing, V10AT21A019, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129159
https://doi.org/10.1115/GT2024-129159
View Paper titled, Parametric Study on the Duct Intake Reflection Coefficients for Fan Flutter Analyses
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Topics: Ducts, Flutter (Aerodynamics), Reflectance, Acoustics, Waves, Aircraft engines, Reflection, Mach number, Noise (Sound), Vibration
Proceedings Papers

Design, Analysis, and Testing of an Additively Manufactured Catalytic Combustor for a Micro-Wave Rotor Turbine

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Stefan Tüchler, Adamos Adamou, Pejman Akbari, Colin D. Copeland
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T18A014, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125961
https://doi.org/10.1115/GT2024-125961
View Paper titled, Design, Analysis, and Testing of an Additively Manufactured Catalytic Combustor for a Micro-Wave Rotor Turbine
Open the PDF for Design, Analysis, and Testing of an Additively Manufactured Catalytic Combustor for a Micro-Wave Rotor Turbine in another window
Topics: Additive manufacturing, Combustion, Combustion chambers, Design, Rotors, Testing, Turbines, Waves
Proceedings Papers

Unsteady Pressure Behavior on Blade Surface Induced by Wake-Blade Interaction in an Axial Compressor Stage

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Xuedong Zheng, Baotong Wang, Jia’an Li, Chuanxiang Yan, Xinqian Zheng
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A038, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127731
https://doi.org/10.1115/GT2024-127731
View Paper titled, Unsteady Pressure Behavior on Blade Surface Induced by Wake-Blade Interaction in an Axial Compressor Stage
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Topics: Blades, Compressors, Pressure, Vibration, Wakes, Excitation, Suction, Chords (Trusses), Stators, Annulus
Proceedings Papers

On the Development of an Efficient Sliding Mesh Interface for the Harmonic Balance Method, Part I: Implementation and Verification

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Georg Geiser, Felix Schwarzenthal, Graham Ashcroft, Maximilian Hartmann, Daniel Schlüß
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125015
https://doi.org/10.1115/GT2024-125015
View Paper titled, On the Development of an Efficient Sliding Mesh Interface for the Harmonic Balance Method, Part I: Implementation and Verification
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Topics: Algorithms, Ansätze (Mathematics), Blades, Cavities, Compressors, Design, Ducts, Entropy, Excitation, Flow (Dynamics)
Proceedings Papers

Understanding Entropy Wave Evolution in High-Pressure Turbines: the Role of Hot Spot Position and Features

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Lorenzo Pinelli, Giovanni Giannini, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127446
https://doi.org/10.1115/GT2024-127446
View Paper titled, Understanding Entropy Wave Evolution in High-Pressure Turbines: the Role of Hot Spot Position and Features
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Topics: Combustion chambers, Entropy, High pressure (Physics), Turbines, Waves
Proceedings Papers

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

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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

Open Access

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

Investigation on the Effect of Resolving Waves Motion in the Simulation of Offshore Wind Farms

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Filippo De Girolamo, Alessio Castorrini, Vincenzo Morici, Lorenzo Tieghi, Franco Rispoli
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124860
https://doi.org/10.1115/GT2024-124860
View Paper titled, Investigation on the Effect of Resolving Waves Motion in the Simulation of Offshore Wind Farms
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Topics: Ocean engineering, Simulation, Waves, Wind farms, Turbulence, Wakes, Seas, Wind, Fluctuations (Physics), Modeling
Proceedings Papers

Power Analysis of Wave Speed Coincidence Stability and the Effect of Asymmetry

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Chris Ma, Seamus D. Garvey, Punithavathy Kamesh, Andrew I. J. Rix
Proc. ASME. GT2024, Volume 1: Aircraft Engine, V001T01A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122913
https://doi.org/10.1115/GT2024-122913
View Paper titled, Power Analysis of Wave Speed Coincidence Stability and the Effect of Asymmetry
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Topics: Stability, Waves, Design, Disks, Blades, Cycles, Engines, Modeling, Risk, Structural dynamics
Proceedings Papers

Investigation of Water Film Behavior on the Surface of an Airfoil in a High-Speed Flow and Subsequent Ligament Formation and Breakup From the Trailing Edge

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S. Safiullah, Brandon Esquivias, Brendan Hickey, Vincent McDonell, Soichiro Tabata, Shigeki Senoo
Proc. ASME. GT2023, Volume 10: Steam Turbine, V010T20A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101583
https://doi.org/10.1115/GT2023-101583
View Paper titled, Investigation of Water Film Behavior on the Surface of an Airfoil in a High-Speed Flow and Subsequent Ligament Formation and Breakup From the Trailing Edge
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Topics: Airfoils, Computational fluid dynamics, Dynamics (Mechanics), Flow (Dynamics), Liquid films, Water, Film thickness, Drops, Sprays, Engineering simulation