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Proceedings Papers

Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction

Robert Meier zu Ummeln, Antoine Moreau, Markus Schnoes

Proc. ASME. GT2022, Volume 5: Education; Electric Power; Fans and Blowers, V005T10A002, June 13–17, 2022

Paper No: GT2022-78406

DOI: https://doi.org/10.1115/GT2022-78406

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Topics: Design, Flow (Dynamics), Noise (Sound), Rotors, Wakes, Turbulence, Acoustics, Aircraft engines, Engines, Flow simulation

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

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Topics: Acoustics, Aircraft engines, Computational fluid dynamics, Ejectors, Electromagnetic scattering, Radiation scattering, Scattering (Physics), Combustion chambers, Emissions, Engineering simulation

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

The Effects of Forcing Direction on the Flame Transfer Function of a Lean-Burn Spray Flame

Nicholas C. W. Treleaven, André Fischer, Claus Lahiri, Max Staufer, Andrew Garmory, Gary J. Page

Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A010, June 7–11, 2021

Paper No: GT2021-59553

DOI: https://doi.org/10.1115/GT2021-59553

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Topics: Flames, Sprays, Transfer functions, Simulation, Engineering simulation, Acoustics, Fluctuations (Physics), Heat, Microphones, Fuel injectors

Proceedings Papers

Ranking of Aircraft Fuel-Injectors Regarding Low Frequency Thermoacoustics Based on an Energy Balance Method

André Fischer, Claus Lahiri

Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A011, June 7–11, 2021

Paper No: GT2021-59561

DOI: https://doi.org/10.1115/GT2021-59561

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Topics: Acoustics, Aircraft, Energy budget (Physics), Flames, Fuel injectors, Thermoacoustics, Transfer functions, Aircraft engines, Combustion chambers, Combustion systems

Proceedings Papers

Towards Reduced Order Models of Small-Scale Acoustically Significant Components in Gas Turbine Combustion Chambers

Suhas A. Kowshik, Sumukha Shridhar, N. C. W. Treleaven

Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A013, June 7–11, 2021

Paper No: GT2021-59601

DOI: https://doi.org/10.1115/GT2021-59601

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Topics: Acoustics, Combustion chambers, Gas turbines, Simulation, Computational fluid dynamics, Flow (Dynamics), Artificial neural networks, Damping, Cooling, Design

Proceedings Papers

Signal Processing Techniques to Detect Centrifugal Compressors Instabilities in Large Volume Power Plants

Carlo Alberto Niccolini Marmont Du Haut Champ, Mario Luigi Ferrari, Paolo Silvestri, Aristide Fausto Massardo

Proc. ASME. GT2020, Volume 5: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage, V005T06A009, September 21–25, 2020

Paper No: GT2020-14795

DOI: https://doi.org/10.1115/GT2020-14795

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Topics: Compressors, Power stations, Signal processing, Surges, Wavelets, Microturbines, Signals, Accelerometers, Acoustics, Combustion chambers

Proceedings Papers

Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation

Sumit Tambe, Ugaitz Bartolomé Oseguera, Arvind Gangoli Rao

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A040, September 21–25, 2020

Paper No: GT2020-14956

DOI: https://doi.org/10.1115/GT2020-14956

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Topics: Aircraft, Boundary layers, Design, Engines, Flight, Flow (Dynamics), Fuels, Inflow, Microphones, Noise (Sound)

Proceedings Papers

Aeroacoustical and Aerodynamical Investigations of Riblets Applied on Low Pressure Turbine Exit Guide Vanes for Two Different Operating Points

M. Zenz, A. Hafizovic, L. Simonassi, P. Leitl, F. Heitmeir, A. Marn

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT43A001, June 17–21, 2019

Paper No: GT2019-90283

DOI: https://doi.org/10.1115/GT2019-90283

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Topics: Guide vanes, Pressure, Turbines, Suction, Acoustics, Blades, Design, Fuel consumption, Probes, Aircraft

Proceedings Papers

Numerical and Experimental Investigation of Acoustic Characteristics of Model Ultra High Bypass Ratio Counter Rotating Fan

Anton Rossikhin, Iaroslav Druzhinin, Iurii Khaletskii, Victor Mileshin

Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT43A011, June 11–15, 2018

Paper No: GT2018-76878

DOI: https://doi.org/10.1115/GT2018-76878

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Topics: Acoustics, Rotation, Rotors, Noise (Sound), Aircraft engines, Microphones, Nozzles, Simulation

Proceedings Papers

Continuous-Scan Phased Array Measurement Methods for Turbofan Engine Acoustic Testing

Parthiv N. Shah, Andrew White, Dan Hensley, Dimitri Papamoschou, Håvard Vold

Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT43A012, June 11–15, 2018

Paper No: GT2018-77033

DOI: https://doi.org/10.1115/GT2018-77033

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Topics: Acoustics, Engines, Testing, Turbofans, Sensors, Algorithms, Noise (Sound), Data acquisition systems, Delays, Density

Proceedings Papers

Validation of a Physics-Based Low-Order Thermo-Acoustic Model of Combustion Driven Oscillations in a Liquid Fueled Gas Turbine Combustor

M. Knadler, T. Caley, J. G. Lee, S. Jung, S. Kim, H. Park

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A041, June 11–15, 2018

Paper No: GT2018-75559

DOI: https://doi.org/10.1115/GT2018-75559

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Topics: Acoustics, Combustion, Combustion chambers, Gas turbines, Oscillations, Physics, Flames, Microphones, Transfer functions, Boundary-value problems

Proceedings Papers

Stability and Limit Cycles of a Nonlinear Damper Acting on a Linearly Unstable Thermoacoustic Mode

Claire Bourquard, Nicolas Noiray

Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A036, June 11–15, 2018

Paper No: GT2018-76838

DOI: https://doi.org/10.1115/GT2018-76838

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Topics: Dampers, Limit cycles, Stability, Acoustics, Cavities, Combustion chambers, Engines, Feedback, Computation, Delays

Proceedings Papers

Flame and Spray Dynamics During the Light-Round Process in an Annular System Equipped With Multiple Swirl Spray Injectors

Kevin Prieur, Daniel Durox, Guillaume Vignat, Thierry Schuller, Sébastien Candel

Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A037, June 11–15, 2018

Paper No: GT2018-76840

DOI: https://doi.org/10.1115/GT2018-76840

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Topics: Dynamics (Mechanics), Ejectors, Flames, Sprays, Combustion chambers, Drops, Heptane, Arches, Ignition, Microphones

Proceedings Papers

Flame Describing Functions of a Confined Premixed Swirled Combustor With Upstream and Downstream Forcing

R. Gaudron, M. Gatti, C. Mirat, T. Schuller

Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A021, June 11–15, 2018

Paper No: GT2018-76381

DOI: https://doi.org/10.1115/GT2018-76381

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Topics: Combustion chambers, Flames, Signals, Wire, Microphones, Acoustics, Ejectors, Loudspeakers, Probes, Energy dissipation

Proceedings Papers

Combined Aerodynamic and Phased Array Microphone Studies on Basic Models of Low-Speed Axial Fan Blade Sections

Esztella Balla, János Vad

Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A004, June 11–15, 2018

Paper No: GT2018-75778

DOI: https://doi.org/10.1115/GT2018-75778

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Topics: Blades, Microphones, Noise (Sound), Airfoils, Fans, Reynolds number, Acoustics, Design, Dipoles (Electromagnetism), Filtration

Proceedings Papers

APU-Noise Reduction by Novel Muffler Concepts

Karsten Knobloch, Lars Enghardt, Friedrich Bake

Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT43A009, June 11–15, 2018

Paper No: GT2018-76762

DOI: https://doi.org/10.1115/GT2018-76762

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Topics: Noise (Sound), Silencers, Cavities, Design, Flow (Dynamics), Absorption, Acoustics, Damping, Ducts, Microphones

Proceedings Papers

Experimental Investigation of Vibrational and Acoustic Phenomena for Detecting the Stall and Surge of a Multistage Compressor

Enrico Munari, Gianluca D’Elia, Mirko Morini, Emiliano Mucchi, Michele Pinelli, Pier Ruggero Spina

Proc. ASME. GT2017, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A025, June 26–30, 2017

Paper No: GT2017-64894

DOI: https://doi.org/10.1115/GT2017-64894

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Topics: Acoustics, Compressors, Surges, Maintenance, Accelerometers, Compression, Damage, Data acquisition systems, Engines, Flow (Dynamics)

Proceedings Papers

A Study of Power Production and Noise Generation of a Small Wind Turbine for an Urban Environment

Andrew Hays, Kenneth Van Treuren

Proc. ASME. GT2017, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T49A014, June 26–30, 2017

Paper No: GT2017-64385

DOI: https://doi.org/10.1115/GT2017-64385

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Topics: Cities, Energy generation, Noise (Sound), Wind turbines, Airfoils, Rotors, Turbines, Blades, Chords (Trusses), Design

Proceedings Papers

Small Aircraft Turbine Noise From Combustion of Synthetic Kerosene Fuels

Valentin Soloiu, Aliyah Knowles, Jose Moncada, Emerald Simons, Martin Muinos, Huong Kim Ngo

Proc. ASME. GT2017, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T01A030, June 26–30, 2017

Paper No: GT2017-65044

DOI: https://doi.org/10.1115/GT2017-65044

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Topics: Aircraft, Combustion, Fuels, Noise (Sound), Turbines, Exhaust systems, Microphones, Gas turbines, Accelerometers, Aerospace engines

NARROW

Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction

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

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

The Effects of Forcing Direction on the Flame Transfer Function of a Lean-Burn Spray Flame

Ranking of Aircraft Fuel-Injectors Regarding Low Frequency Thermoacoustics Based on an Energy Balance Method

Towards Reduced Order Models of Small-Scale Acoustically Significant Components in Gas Turbine Combustion Chambers

Signal Processing Techniques to Detect Centrifugal Compressors Instabilities in Large Volume Power Plants

Performance of a Low Speed Axial Fan Under Distortion: An Experimental Investigation

Aeroacoustical and Aerodynamical Investigations of Riblets Applied on Low Pressure Turbine Exit Guide Vanes for Two Different Operating Points

Numerical and Experimental Investigation of Acoustic Characteristics of Model Ultra High Bypass Ratio Counter Rotating Fan

Continuous-Scan Phased Array Measurement Methods for Turbofan Engine Acoustic Testing

Validation of a Physics-Based Low-Order Thermo-Acoustic Model of Combustion Driven Oscillations in a Liquid Fueled Gas Turbine Combustor

Stability and Limit Cycles of a Nonlinear Damper Acting on a Linearly Unstable Thermoacoustic Mode

Flame and Spray Dynamics During the Light-Round Process in an Annular System Equipped With Multiple Swirl Spray Injectors

Flame Describing Functions of a Confined Premixed Swirled Combustor With Upstream and Downstream Forcing

Combined Aerodynamic and Phased Array Microphone Studies on Basic Models of Low-Speed Axial Fan Blade Sections

APU-Noise Reduction by Novel Muffler Concepts

Experimental Investigation of Vibrational and Acoustic Phenomena for Detecting the Stall and Surge of a Multistage Compressor

A Study of Power Production and Noise Generation of a Small Wind Turbine for an Urban Environment

Small Aircraft Turbine Noise From Combustion of Synthetic Kerosene Fuels

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