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Proceedings Papers

On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade

Matthias Schuff, Virginie Anne Chenaux
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, V08AT21A015, June 13–17, 2022
Paper No: GT2022-82160
DOI: https://doi.org/10.1115/GT2022-82160
View Paper titled, On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade
Click here to open pdf in another window PDF for On the Effect of Frequency Separation, Mass Ratio, Solidity and Aerodynamic Resonances in Coupled Mode Flutter of a Linear Compressor Cascade
Topics: Cascades (Fluid dynamics), Compressors, Flutter (Aerodynamics), Resonance, Separation (Technology), Aerodynamics, Fluid-dynamic forces, Acoustics, Cycles, Damping
Proceedings Papers

Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections

Jan Gößling, Joerg R. Seume, Jan Peter Flüh, Nicola Paletta, Torben Eggers, Jens Friedrichs, Nunzio Natale
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, V08AT21A008, June 13–17, 2022
Paper No: GT2022-81777
DOI: https://doi.org/10.1115/GT2022-81777
View Paper titled, Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections
Click here to open pdf in another window PDF for Aerodynamic Damping of Composite UHBR Fans Under the Consideration of Acoustic Intake Reflections
Topics: Acoustics, Composite materials, Damping, Fans, Reflection, Blades, Engines, Fibers, Rotors, Stiffness
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
View Paper titled, Development of an Acoustic Excitation Test Bench to Support the Validation of Bladed Disks
Click here to open pdf in another window PDF for Development of an Acoustic Excitation Test Bench to Support the Validation of Bladed Disks
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
View Paper titled, Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling
Click here to open pdf in another window PDF for Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling
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
View Paper titled, Impact of Operating Conditions on Rotor/Stator Interaction of a High-Pressure Ratio Centrifugal Compressor
Click here to open pdf in another window PDF for Impact of Operating Conditions on Rotor/Stator Interaction of a High-Pressure Ratio Centrifugal Compressor
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
View Paper titled, A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows
Click here to open pdf in another window PDF for A Coupled Computational Aero-Acoustics (CAA)/ Large-Eddy Simulation (LES) Approach for the Pressure Calculation in Internal Low-Mach Number Flows
Topics: Acoustics, Flow (Dynamics), Large eddy simulation, Pressure, Simulation, Algorithms, Entropy, Fluctuations (Physics), Internal flow, Navier-Stokes equations
Proceedings Papers

Acoustic Scattering Behaviour of an Aero Engine Injector: Numerical Investigation Using Compressible CFD and CAA

Çetin Alanyalıoğlu, Hanna Reinhardt, André Fischer, Claus Lahiri, Christian Hasse
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A017, June 13–17, 2022
Paper No: GT2022-82901
DOI: https://doi.org/10.1115/GT2022-82901
View Paper titled, Acoustic Scattering Behaviour of an Aero Engine Injector: Numerical Investigation Using Compressible CFD and CAA
Click here to open pdf in another window PDF for Acoustic Scattering Behaviour of an Aero Engine Injector: Numerical Investigation Using Compressible CFD and CAA
Topics: Acoustics, Aircraft engines, Computational fluid dynamics, Ejectors, Electromagnetic scattering, Radiation scattering, Scattering (Physics), Combustion chambers, Emissions, Engineering simulation
Proceedings Papers

Analysis of Turbomachinery Averaging Techniques

Christian Frey, Graham Ashcroft, Michael Müller, Jens Wellner
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A039, June 13–17, 2022
Paper No: GT2022-82959
DOI: https://doi.org/10.1115/GT2022-82959
View Paper titled, Analysis of Turbomachinery Averaging Techniques
Click here to open pdf in another window PDF for Analysis of Turbomachinery Averaging Techniques
Topics: Turbomachinery, Entropy, Turbines, Inflow, Acoustics, Engineering simulation, Film cooling, Simulation, Unsteady flow, Vorticity
Proceedings Papers

A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities

Hanna Reinhardt, Çetin Alanyalıoğlu, André Fischer, Claus Lahiri, Christian Hasse
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A014, June 13–17, 2022
Paper No: GT2022-82515
DOI: https://doi.org/10.1115/GT2022-82515
View Paper titled, A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities
Click here to open pdf in another window PDF for A Hybrid, Runtime Coupled Incompressible CFD/CAA Method for Analysis of Thermoacoustic Instabilities
Topics: Computational fluid dynamics, Acoustics, Engineering simulation, Simulation, Flow (Dynamics), Mach number, Navier-Stokes equations, Combustion, Combustion chambers, Computation
Proceedings Papers

Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling

Felix Fischer, Jörg Seume
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A002, June 13–17, 2022
Paper No: GT2022-80517
DOI: https://doi.org/10.1115/GT2022-80517
View Paper titled, Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling
Click here to open pdf in another window PDF for Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling
Topics: Acoustics, Diffusers, Modeling, Optimization, Turbomachinery, Waves, Design, Reflection, Boundary-value problems, Computer simulation
Proceedings Papers

Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach

Simone Giaccherini, Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Arnone
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A007, June 13–17, 2022
Paper No: GT2022-81984
DOI: https://doi.org/10.1115/GT2022-81984
View Paper titled, Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach
Click here to open pdf in another window PDF for Validation of an Analytical Model for the Acoustic Impedance Eduction of Multi-Cavity Resonant Liners by a High-Fidelity LES Approach
Topics: Acoustics, Cavities, Resonance, Design, Emissions, Engineering simulation, Noise (Sound), Simulation, Absorption, Air traffic control
Proceedings Papers

Analytical Modeling of the Injector Response to High Frequency Modes in a Tubular Multi-Jet-Combustor

Jan-Andre Rosenkranz, Thomas Sattelmayer
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A006, June 13–17, 2022
Paper No: GT2022-81957
DOI: https://doi.org/10.1115/GT2022-81957
View Paper titled, Analytical Modeling of the Injector Response to High Frequency Modes in a Tubular Multi-Jet-Combustor
Click here to open pdf in another window PDF for Analytical Modeling of the Injector Response to High Frequency Modes in a Tubular Multi-Jet-Combustor
Topics: Combustion chambers, Ejectors, Modeling, Acoustics, Emissions, Flames, Fuels, Combustion, Computation, Computer simulation
Proceedings Papers

Acoustic Signature of Flow Instabilities Present in Industrial Centrifugal Compressor

Grzegorz Liskiewicz, Andrzej Jaeschke, Władysław Kryłłowicz
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A027, June 13–17, 2022
Paper No: GT2022-83018
DOI: https://doi.org/10.1115/GT2022-83018
View Paper titled, Acoustic Signature of Flow Instabilities Present in Industrial Centrifugal Compressor
Click here to open pdf in another window PDF for Acoustic Signature of Flow Instabilities Present in Industrial Centrifugal Compressor
Topics: Acoustics, Compressors, Flow instability, Surges
Proceedings Papers

The Effects of Swirling Flows in Entropy Wave Convection Through High Pressure Turbine Stage

Lorenzo Pinelli, Michele Marconcini, Roberto Pacciani, Andrea Notaristefano, Paolo Gaetani
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A020, June 13–17, 2022
Paper No: GT2022-82594
DOI: https://doi.org/10.1115/GT2022-82594
View Paper titled, The Effects of Swirling Flows in Entropy Wave Convection Through High Pressure Turbine Stage
Click here to open pdf in another window PDF for The Effects of Swirling Flows in Entropy Wave Convection Through High Pressure Turbine Stage
Topics: Convection, Entropy, High pressure (Physics), Swirling flow, Turbines, Waves, Combustion chambers, Computer simulation, Flow (Dynamics), Fluctuations (Physics)
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
View Paper titled, Real Time Precursor Calculation for the Early Detection of Combustion Instabilities
Click here to open pdf in another window PDF for Real Time Precursor Calculation for the Early Detection of Combustion Instabilities
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
View Paper titled, Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve
Click here to open pdf in another window PDF for Vortex-Generators Reduce the Dynamic Axial Forces in the Model of a Steam Turbine Control Valve
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
View Paper titled, Sound Generation in Multicomponent Nozzle Flows With Dissipation
Click here to open pdf in another window PDF for Sound Generation in Multicomponent Nozzle Flows With Dissipation
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
View Paper titled, High-Frequency Mode Shape Dependent Flame-Acoustic Interactions in Reheat Flames
Click here to open pdf in another window PDF for High-Frequency Mode Shape Dependent Flame-Acoustic Interactions in Reheat Flames
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
View Paper titled, Acoustic Flame Transfer Function Measurements in a Liquid Fueled High Pressure Aero-Engine Combustor
Click here to open pdf in another window PDF for Acoustic Flame Transfer Function Measurements in a Liquid Fueled High Pressure Aero-Engine Combustor
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
View Paper titled, An Analytical-Empirical Approach to Model Liquid Fuel Combustion Dynamics
Click here to open pdf in another window PDF for An Analytical-Empirical Approach to Model Liquid Fuel Combustion Dynamics
Topics: Acoustics, Combustion, Combustion chambers, Dynamics (Mechanics), Flames, Fuels, Transfer functions