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Proceedings Papers

Development of an Acoustic Excitation Test Bench to Support the Validation of Bladed Disks

Jérôme Ligot, Sophie Denis, Sébastien Hoffait, Jean de Cazenove, Jean-Claude Golinval
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A012, June 13–17, 2022
Paper No: GT2022-81933
DOI: https://doi.org/10.1115/GT2022-81933
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Topics: Acoustics, Disks, Excitation, Blades, Calibration, Computer software, Engines, Hardware, Laser Doppler vibrometers, Measurement systems
Proceedings Papers

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Joerg R. Seume, Lukas Schwerdt, Lars Panning von-Scheidt, Jörg Wallaschek, Ricarda Berger, Raimund Rolfes
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A007, June 13–17, 2022
Paper No: GT2022-81090
DOI: https://doi.org/10.1115/GT2022-81090
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Topics: Compressors, Modeling, Vibration, Rotors, Blades, Damping, Engineering simulation, Fatigue life, High cycle fatigue, Simulation
Proceedings Papers

Impact of Operating Conditions on Rotor/Stator Interaction of a High-Pressure Ratio Centrifugal Compressor

Fabrizio Lottini, Andrea Agnolucci, Lorenzo Pinelli, Roberto Pacciani, Lorenzo Toni, Alberto Guglielmo, Angelo Grimaldi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A007, June 13–17, 2022
Paper No: GT2022-82108
DOI: https://doi.org/10.1115/GT2022-82108
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Topics: Compressors, High pressure (Physics), Rotors, Stators, Design, Machinery, Acoustics, Chain, Computational fluid dynamics, Engineering simulation
Proceedings Papers

A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows

Pierre Bénez, Ghislain Lartigue, Vincent Moureau, Guillaume Ribert, Marine Robin
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A009, June 13–17, 2022
Paper No: GT2022-80476
DOI: https://doi.org/10.1115/GT2022-80476
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Topics: Acoustics, Flow (Dynamics), Large eddy simulation, Pressure, Simulation, Algorithms, Entropy, Fluctuations (Physics), Internal flow, Navier-Stokes equations
Proceedings Papers

Research on Acoustic Resonance Characteristics of Flat Plate Cascades Based on Acoustic Analogy

Feng Tong Zhao, Bo Cui, Mingsui Yang, Yun Dong Sha
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A019, June 13–17, 2022
Paper No: GT2022-81955
DOI: https://doi.org/10.1115/GT2022-81955
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Topics: Acoustics, Flat plates, Large eddy simulation, Resonance, Vortices
Proceedings Papers

Development of a Test Article for Acoustic Streaming in High-Speed Flow

Iman Rahbari, Michael Butzen, James Twaddle, Guillermo Paniagua
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A012, June 13–17, 2022
Paper No: GT2022-82344
DOI: https://doi.org/10.1115/GT2022-82344
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Topics: Acoustics, Flow (Dynamics), Schlieren methods
Proceedings Papers

An Innovative Concept for the Complete and Low-NO x Combustion of Non-Carbon Eco-Fuels Using a Thermo-Acoustically-Driven, Hydrogen-Powered Pilot Stage

Nina Paulitsch, Fabrice Giuliani, Andrea Hofer, Johannes Hofer, Lukas Andracher
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T03A006, June 13–17, 2022
Paper No: GT2022-80886
DOI: https://doi.org/10.1115/GT2022-80886
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Topics: Acoustics, Carbon, Combustion, Fuels, Hydrogen, Flames, Actuators, Pollution, Turbulence, Climate change
Proceedings Papers

Acoustic Localisation of High-Pressure Burst in a Confined Space

David Bacci, Peter Ireland, Zahid Hussain
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A008, June 13–17, 2022
Paper No: GT2022-81744
DOI: https://doi.org/10.1115/GT2022-81744
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Topics: Acoustics, High pressure (Physics), Pipes, Turbofans
Proceedings Papers

Real Time Precursor Calculation for the Early Detection of Combustion Instabilities

R. Meloni, N. Giannini
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A006, June 13–17, 2022
Paper No: GT2022-81310
DOI: https://doi.org/10.1115/GT2022-81310
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Topics: Combustion, Algorithms, Combustion chambers, Engines, Gas turbines, Pressure, Signals, Acoustics, Control systems, Emissions
Proceedings Papers

Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve

Stefan Wallat, Christian Musch, Dieter Brillert
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T20A007, June 13–17, 2022
Paper No: GT2022-80688
DOI: https://doi.org/10.1115/GT2022-80688
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Topics: Generators, Steam turbines, Valves, Vortices, Acoustics, Excitation, Cavities, Flow (Dynamics), Diffusers, Pressure
Proceedings Papers

Sound Generation in Multicomponent Nozzle Flows With Dissipation

Animesh Jain, Luca Magri
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A018, June 13–17, 2022
Paper No: GT2022-80431
DOI: https://doi.org/10.1115/GT2022-80431
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Topics: Energy dissipation, Flow (Dynamics), Nozzles, Friction, Combustion, Combustion chambers, Geometry, Noise (Sound), Acoustics, Aircraft engines
Proceedings Papers

High-Frequency Mode Shape Dependent Flame-Acoustic Interactions in Reheat Flames

Jonathan McClure, Mirko Bothien, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A031, June 13–17, 2022
Paper No: GT2022-81127
DOI: https://doi.org/10.1115/GT2022-81127
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Topics: Acoustics, Flames, Mode shapes, Combustion chambers, Combustion systems, Stress, Atmospheric pressure, Combined cycles, Combustion, Engines
Proceedings Papers

Acoustic Flame Transfer Function Measurements in a Liquid Fueled High Pressure Aero-Engine Combustor

Krishna Venkatesan, Arin Cross, Fei Han
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A049, June 13–17, 2022
Paper No: GT2022-81769
DOI: https://doi.org/10.1115/GT2022-81769
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Topics: Acoustics, Aircraft engines, Combustion chambers, Flames, High pressure (Physics), Microphones, Transfer functions
Proceedings Papers

An Analytical-Empirical Approach to Model Liquid Fuel Combustion Dynamics

Nicholas Magina, Fei Han, Janith Samarasinghe, Krishna Venkatesan
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A047, June 13–17, 2022
Paper No: GT2022-81745
DOI: https://doi.org/10.1115/GT2022-81745
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Topics: Acoustics, Combustion, Combustion chambers, Dynamics (Mechanics), Flames, Fuels, Transfer functions
Proceedings Papers

Hysteresis and Bi-Stability in Transversely Excited Swirling Flows

Ravi Gupta, Rajat Gohiya, Chandan Vempati, Santosh Hemchandra, Pratikash Panda
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A025, June 13–17, 2022
Paper No: GT2022-80771
DOI: https://doi.org/10.1115/GT2022-80771
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Topics: Acoustics, Stability, Swirling flow
Proceedings Papers

Interplay of Clusters of Acoustic and Intrinsic Thermoacoustic Modes in Can-Annular Combustors

Guillaume J. J. Fournier, Felicitas Schaefer, Matthias Haeringer, Camilo F. Silva, Wolfgang Polifke
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A026, June 13–17, 2022
Paper No: GT2022-80785
DOI: https://doi.org/10.1115/GT2022-80785
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Topics: Acoustics, Combustion chambers, Cavities, Dimensionless numbers, Eigenvalues, Flames, Flow (Dynamics), Gas turbines, Network models, Switches
Proceedings Papers

Effect of Outlet Boundary Condition on the Acoustic Mode Shape and Flame Dynamics of a Partially Premixed Swirl Stabilised Combustor

Sharan Sreedeep, Vikram Ramanan, Aritra Chakraborty, Satyanarayanan R. Chakravarthy
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 13–17, 2022
Paper No: GT2022-82001
DOI: https://doi.org/10.1115/GT2022-82001
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Topics: Acoustics, Boundary-value problems, Combustion chambers, Dynamics (Mechanics), Flames, Mode shapes, Reflectance, High pressure (Physics), Testing, Chemiluminescence
Proceedings Papers

Dynamic Response of Stratified Flames to Acoustic Excitation in a Multi-Swirler Model Combustor

Weijie Liu, Ming Jin, Bing Ge, Ranran Xue, He Su, Shusheng Zang
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A035, June 13–17, 2022
Paper No: GT2022-82871
DOI: https://doi.org/10.1115/GT2022-82871
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Topics: Acoustics, Combustion chambers, Dynamic response, Excitation, Flames, Flow (Dynamics), Principal component analysis, Swirling flow, Transfer functions
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

Flame Response of a Lean Premixed Swirl Flame to High Frequency Azimuthal Forcing

Tobias O. Mangold, Alessandro Orchini, Christian Oliver Paschereit, Jonas P. Moeck, Myles D. Bohon
Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A057, June 13–17, 2022
Paper No: GT2022-84211
DOI: https://doi.org/10.1115/GT2022-84211
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Topics: Flames, Acoustics, Excitation, Wavelength, Chemiluminescence, Combustion chambers, Longitudinal waves, Turbulence, Waves