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Proceedings Papers

Insights Into the Unsteady Shock Boundary Layer Interaction

A. Hergt, J. Klinner, C. Willert, S. Grund, W. Steinert

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A033, June 13–17, 2022

Paper No: GT2022-82720

DOI: https://doi.org/10.1115/GT2022-82720

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Topics: Boundary layers, Shock (Mechanics), Oscillations, Blades, Flow (Dynamics), Cascades (Fluid dynamics), Compressors, Inflow, Vibration, Mach number

Proceedings Papers

Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions

Kaihe Geng, Ce Yang, Xinyu He, Chenxing Hu, Hanzhi Zhang, Xin Shi

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A014, June 13–17, 2022

Paper No: GT2022-81890

DOI: https://doi.org/10.1115/GT2022-81890

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Topics: Inflow, Turbines, Vortices, Wells, Vorticity, Stall inception, Convection, Flow (Dynamics), Rotors, Shear (Mechanics)

Proceedings Papers

Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification (O 3 KID) Algorithm

Nikhil Balasubramanian, Driek Rouwenhorst, Jakob Hermann

Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A001, June 13–17, 2022

Paper No: GT2022-80650

DOI: https://doi.org/10.1115/GT2022-80650

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Topics: Algorithms, Filters, Modeling, Dynamics (Mechanics), Noise (Sound), Combustion, Kalman filters, Combustion chambers, Damping, Gas turbines

Proceedings Papers

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Byeonguk Ahn, Kyu Tae Kim

Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A012, June 13–17, 2022

Paper No: GT2022-79706

DOI: https://doi.org/10.1115/GT2022-79706

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Topics: Combustion, Flames, Sprays, Pressure, Diffusion flames, Flow (Dynamics), Heat, Oscillations, Atmospheric pressure, Combustion chambers

Proceedings Papers

Prediction of Thermoacoustic Instability and Fluid-Structure Interactions for Gas Turbine Combustor

Yu Xia, Patrick Sharkey, Ishan Verma, Alok Khaware, Davor Cokljat

Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A003, June 13–17, 2022

Paper No: GT2022-78296

DOI: https://doi.org/10.1115/GT2022-78296

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Topics: Combustion chambers, Fluid structure interaction, Gas turbines, Flow (Dynamics), Oscillations, Deformation, Turbulence, Combustion, Computational fluid dynamics, Design

Proceedings Papers

Computation of Intrinsic Instability and Sound Generation From Autoignition Fronts

Harish Subramanian Gopalakrishnan, Andrea Gruber, Jonas Moeck

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A022, June 13–17, 2022

Paper No: GT2022-82480

DOI: https://doi.org/10.1115/GT2022-82480

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Topics: Computation, Combustion chambers, Flames, Oscillations, Acoustics, Ignition, Combustion, Heat, Carbon, Emissions

Proceedings Papers

Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor

T. Jeremy P. Karpowski, Federica Ferraro, Matthias Steinhausen, Sebastian Popp, Christoph M. Arndt, Christian Kraus, Henning Bockhorn, Wolfgang Meier, Christian Hasse

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A056, June 13–17, 2022

Paper No: GT2022-83810

DOI: https://doi.org/10.1115/GT2022-83810

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Topics: Acoustics, Combustion chambers, Gas turbines, Flames, Oscillations, Cycles, Delays, Enthalpy, Heat losses, Accounting

Proceedings Papers

Cost-Effective CFD Analysis of the Acoustic Response of a Perforated Plate

Nunzio Dimola, Michele Stefanizzi, Tommaso Capurso, Thierry Schuller, Marco Torresi, Sergio Mario Camporeale

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A032, June 13–17, 2022

Paper No: GT2022-82670

DOI: https://doi.org/10.1115/GT2022-82670

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Topics: Acoustics, Computational fluid dynamics, Flow (Dynamics), Plates (structures), Combustion chambers, Gas turbines, Sound absorption, Temperature, Combustion, Damage

Proceedings Papers

The Effect of Rectangular Confinement Aspect Ratio on the Flame Transfer Function of a Turbulent Swirling Flame

Aksel Ånestad, Byeonguk Ahn, Håkon T. Nygård, Nicholas A. Worth

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A041, June 13–17, 2022

Paper No: GT2022-83014

DOI: https://doi.org/10.1115/GT2022-83014

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Topics: Flames, Swirling flow, Transfer functions, Turbulence, Dynamics (Mechanics), Flow (Dynamics), Heat, Oscillations, Shapes

Proceedings Papers

System Parameter Identification of a Colored-Noise-Driven Rijke Tube Simulator

Neha Vishnoi, Vikrant Gupta, Aditya Saurabh, Lipika Kabiraj

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A040, June 13–17, 2022

Paper No: GT2022-83006

DOI: https://doi.org/10.1115/GT2022-83006

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Topics: Noise (Sound), White noise, Approximation, Acoustics, Bifurcation, Fokker-Planck equation, Oscillations, System identification

Proceedings Papers

Nonlinear Dynamic Analysis of the Pressure Signals on a Swirl-Stabilized Atmospheric LDI Burner Across Different Operating Conditions

Antonio Torregrosa, Alberto Broatch Jacobi, Jorge García-Tíscar, Marc Rodríguez Pastor

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A031, June 13–17, 2022

Paper No: GT2022-82665

DOI: https://doi.org/10.1115/GT2022-82665

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Topics: Combustion, Combustion chambers, Dynamic analysis, Emissions, Pressure, Signals, Flow (Dynamics), Flames, Fuels, Oscillations

Proceedings Papers

Preliminary Numerical Validation of the Frequency Response Method on the Study of Aero-Damping in a Linear Oscillating Compressor Cascade

Xin Tong, Fanfu Yin, Xin Shen, Xiaoqing Qiang, Hua Ouyang

Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A018, June 13–17, 2022

Paper No: GT2022-82382

DOI: https://doi.org/10.1115/GT2022-82382

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Topics: Cascades (Fluid dynamics), Compressors, Damping, Frequency response, Oscillations, Stiffness

Proceedings Papers

Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency vs. Time Domain Methods

Christian Berthold, Johann Groß, Christian Frey, Malte Krack

Paper No: GT2022-77999

DOI: https://doi.org/10.1115/GT2022-77999

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Topics: Flutter (Aerodynamics), Limit cycles, Fluid structure interaction, Oscillations, Blades, Friction, Vibration, Aircraft engines, Boundary-value problems, Damping

Proceedings Papers

Highly Resolved Large-Eddy Simulations of a Transonic Compressor Stage Midspan Section Part I: Effect of Inflow Disturbances

Christoph Bode, Pawel J. Przytarski, John Leggett, Richard D. Sandberg

Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A011, June 13–17, 2022

Paper No: GT2022-81673

DOI: https://doi.org/10.1115/GT2022-81673

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Topics: Compressors, Inflow, Large eddy simulation, Shock (Mechanics), Boundary layers, Rotors, Suction, Flow (Dynamics), Stators, Turbulence

Proceedings Papers

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Ahmed S. Saad, Mahmoud Ahmed

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A001, June 13–17, 2022

Paper No: GT2022-80198

DOI: https://doi.org/10.1115/GT2022-80198

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Topics: Blades, Computer simulation, Cycles, Design, Flow (Dynamics), Fluctuations (Physics), Navier-Stokes equations, Oscillations, Rotation, Rotors

Proceedings Papers

Direct Numerical Simulations of Aerodynamic Performance of Wind Turbine Airfoil by Considering Flap-Wise Blade Oscillations

Mahdi Erfanian Nakhchi Toosi, Mohammad Rahmati

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A009, June 13–17, 2022

Paper No: GT2022-81988

DOI: https://doi.org/10.1115/GT2022-81988

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Topics: Airfoils, Blades, Computer simulation, Flow separation, Oscillations, Vibration, Wind turbines

Proceedings Papers

Mechanism of Circumferential Static Pressure Oscillation in a Centrifugal Compressor With Volute

Ce Yang, Botai Su, Xin Shi, Hanzhi Zhang, Wenli Wang, Changmao Yang

Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A006, June 7–11, 2021

Paper No: GT2021-59051

DOI: https://doi.org/10.1115/GT2021-59051

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Topics: Compressors, Oscillations, Pressure, Diffusers, Strips, Impellers, Flow (Dynamics), Boundary-value problems, Pressure gradient, Air flow

Proceedings Papers

On the Effect of Noise Induced Dynamics on Linear Growth Rates of Oscillations in an Electroacoustic Rijke Tube Simulator

Neha Vishnoi, Pankaj Wahi, Aditya Saurabh, Lipika Kabiraj

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A013, June 7–11, 2021

Paper No: GT2021-58691

DOI: https://doi.org/10.1115/GT2021-58691

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Topics: Dynamics (Mechanics), Noise (Sound), Oscillations, Stability, Combustion chambers, Acoustics, Gas turbines, Bifurcation, Combustion, Damping

Proceedings Papers

Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor

Thomas Hofmeister, Thomas Sattelmayer

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A004, June 7–11, 2021

Paper No: GT2021-58456

DOI: https://doi.org/10.1115/GT2021-58456

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Topics: Combustion chambers, Damping, Gas turbines, Oscillations, Flow (Dynamics), Acoustics, Computational fluid dynamics, Engineering simulation, Flames, Simulation

Proceedings Papers

Influence of Acoustically Excited Airflows on a Planar Airblast Prefilmer

Thomas Christou, Björn Stelzner, Nikolaos Zarzalis

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A022, June 7–11, 2021

Paper No: GT2021-58862

DOI: https://doi.org/10.1115/GT2021-58862

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Topics: Acoustics, Air flow, Jet engines, Sprays, Combustion chambers, Emissions, Excitation, Oscillations, Drops, Flames

2 3 4 5

NARROW

Insights Into the Unsteady Shock Boundary Layer Interaction

Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions

Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification (O 3 KID) Algorithm

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Prediction of Thermoacoustic Instability and Fluid-Structure Interactions for Gas Turbine Combustor

Computation of Intrinsic Instability and Sound Generation From Autoignition Fronts

Numerical Investigation of the Local Thermo-Chemical State in a Thermo-Acoustically Unstable Dual Swirl Gas Turbine Model Combustor

Cost-Effective CFD Analysis of the Acoustic Response of a Perforated Plate

The Effect of Rectangular Confinement Aspect Ratio on the Flame Transfer Function of a Turbulent Swirling Flame

System Parameter Identification of a Colored-Noise-Driven Rijke Tube Simulator

Nonlinear Dynamic Analysis of the Pressure Signals on a Swirl-Stabilized Atmospheric LDI Burner Across Different Operating Conditions

Preliminary Numerical Validation of the Frequency Response Method on the Study of Aero-Damping in a Linear Oscillating Compressor Cascade

Fully Coupled Analysis of Flutter Induced Limit Cycles: Frequency vs. Time Domain Methods

Highly Resolved Large-Eddy Simulations of a Transonic Compressor Stage Midspan Section Part I: Effect of Inflow Disturbances

Effect of Twist Angle on the Performance of Darrieus Vertical Axis Wind Turbines

Direct Numerical Simulations of Aerodynamic Performance of Wind Turbine Airfoil by Considering Flap-Wise Blade Oscillations

Mechanism of Circumferential Static Pressure Oscillation in a Centrifugal Compressor With Volute

On the Effect of Noise Induced Dynamics on Linear Growth Rates of Oscillations in an Electroacoustic Rijke Tube Simulator

Amplitude-Dependent Damping and Driving Rates of High-Frequency Thermoacoustic Oscillations in a Lab-Scale Lean-Premixed Gas Turbine Combustor

Influence of Acoustically Excited Airflows on a Planar Airblast Prefilmer

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