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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

The Nonlinear Thermoacoustic Eigenvalue Problem and Its Rational Approximations: Assessment of Solution Strategies

Moritz Merk, Philip E. Buschmann, Jonas P. Moeck, Wolfgang Polifke

Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A011, June 13–17, 2022

Paper No: GT2022-79653

DOI: https://doi.org/10.1115/GT2022-79653

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Topics: Approximation, Eigenvalues, Combustion chambers, Flames, Thermoacoustics

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

Gradient-Free Optimization in Thermoacoustics: Application to A Low-Order Model

Johann Moritz Reumschüssel, Jakob G. R. von Saldern, Yiqing Li, Christian Oliver Paschereit, Alessandro Orchini

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A001, June 7–11, 2021

Paper No: GT2021-58341

DOI: https://doi.org/10.1115/GT2021-58341

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Topics: Optimization, Thermoacoustics, Fuels, Algorithms, Combustion chambers, Optimization algorithms, Design, Evolutionary algorithms, Fuel injectors, Gradient methods

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

Proceedings Papers

Delay Identification in Thermoacoustics

F. Gant, G. Ghirardo, A. Cuquel, M. R. Bothien

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A024, June 7–11, 2021

Paper No: GT2021-58903

DOI: https://doi.org/10.1115/GT2021-58903

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Topics: Delays, Thermoacoustics, Flames, Noise (Sound), Acoustics, Combustion, Time series, Damping, Dynamics (Mechanics), Engineering simulation

Proceedings Papers

Scale Resolving CFD Investigations of Aerothermal Field and Emissions of a Lean Burn Aeroengine Combustor

S. Paccati, L. Mazzei, A. Andreini, S. Patil, S. Shrivastava, D. Bessette, C. Arguinzoni, R. Yadav

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 7–11, 2021

Paper No: GT2021-59387

DOI: https://doi.org/10.1115/GT2021-59387

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Topics: Combustion chambers, Computational fluid dynamics, Emissions, Reynolds-averaged Navier–Stokes equations, Flames, Nitrogen oxides, Simulation, Aircraft engines, Boundary layers, Chemically reactive flow

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

Evaluation of Thermoacoustic Applications Using Waste Heat to Reduce Carbon Footprint

Philip Spoor, Deoras Prabhudharwadkar, Srinath Somu, Saumitra Saxena, Deanna Lacoste, William Roberts

Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T07A003, June 7–11, 2021

Paper No: GT2021-59688

DOI: https://doi.org/10.1115/GT2021-59688

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Topics: Carbon, Thermoacoustics, Waste heat

Proceedings Papers

Shape Optimization of Thermoacoustic Systems Using a 2D Adjoint Helmholtz Solver

Stefano Falco, Matthew P. Juniper

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A051, September 21–25, 2020

Paper No: GT2020-14971

DOI: https://doi.org/10.1115/GT2020-14971

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Topics: Shape optimization, Combustion chambers, Geometry, Turbulence, Wavelength, Acoustics, Design, Finite element analysis, Flames, Shapes

Proceedings Papers

Analysis of Thermoacoustic Modes in Can-Annular Combustors Using Effective Bloch-Type Boundary Conditions

Jakob G. R. von Saldern, Alessandro Orchini, Jonas P. Moeck

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A036, September 21–25, 2020

Paper No: GT2020-14665

DOI: https://doi.org/10.1115/GT2020-14665

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Topics: Boundary-value problems, Combustion chambers, Acoustics, Eigenvalues, Waves, Combustion systems, Compressors, Electrical conductivity, Flames, Frequency response

Proceedings Papers

Quantification of Energy Transformation Processes Between Acoustic and Hydrodynamic Modes in Non-Compact Thermoacoustic Systems via a Helmholtz-Hodge Decomposition Approach

Thomas Hofmeister, Tobias Hummel, Bruno Schuermans, Thomas Sattelmayer

Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A013, June 17–21, 2019

Paper No: GT2019-90240

DOI: https://doi.org/10.1115/GT2019-90240

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Topics: Acoustics, Energy transformation, Damping, Stability, Vortex shedding, Engineering simulation, Simulation, Combustion chambers, Entropy, Excitation

Proceedings Papers

Effect of Noise and Nonlinearities on Thermoacoustics of Can-Annular Combustors

G. Ghirardo, J. P. Moeck, M. R. Bothien

Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A032, June 17–21, 2019

Paper No: GT2019-90546

DOI: https://doi.org/10.1115/GT2019-90546

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Topics: Combustion chambers, Noise (Sound), Thermoacoustics, Flames, Ducts, Engineering simulation, Simulation, Turbines, Acoustics, Engines

Proceedings Papers

Thermo-Acoustic Analysis of a Realistic Liquid-Fueled GT Combustor

Owen Graham, Nicholas Magina, A. J. Wickersham, Fei Han, Sebastiano Sorato, Sven Bethke

Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A032, June 17–21, 2019

Paper No: GT2019-91547

DOI: https://doi.org/10.1115/GT2019-91547

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Topics: Acoustics, Combustion chambers, Fuels, Design, Emissions, Nozzles, Complex systems, Diffusion flames, Energy generation, Feedback

Proceedings Papers

Thermoacoustics of Can-Annular Combustors

G. Ghirardo, C. Di Giovine, J. P. Moeck, M. R. Bothien

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A057, June 11–15, 2018

Paper No: GT2018-75799

DOI: https://doi.org/10.1115/GT2018-75799

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Topics: Combustion chambers, Thermoacoustics, Ducts, Acoustics, Turbines, Geometry, Oscillations

Proceedings Papers

Methods for the Calculation of Thermoacoustic Stability Margins and Monte Carlo-Free Uncertainty Quantification

Georg A. Mensah, Luca Magri, Jonas P. Moeck

Proc. ASME. GT2017, Volume 4B: Combustion, Fuels and Emissions, V04BT04A048, June 26–30, 2017

Paper No: GT2017-64829

DOI: https://doi.org/10.1115/GT2017-64829

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Topics: Stability, Uncertainty quantification, Uncertainty, Combustion chambers, Eigenvalues, Flames, Gas turbines, Network models, Risk, Algebra

Proceedings Papers

Assessment of Scale Resolved CFD Methods for the Investigation of Lean Burn Spray Flames

A. Andreini, D. Bertini, L. Mazzei, S. Puggelli

Proc. ASME. GT2016, Volume 4A: Combustion, Fuels and Emissions, V04AT04A057, June 13–17, 2016

Paper No: GT2016-57143

DOI: https://doi.org/10.1115/GT2016-57143

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Topics: Computational fluid dynamics, Flames, Sprays, Simulation, Engineering simulation, Combustion, Flamelet generated manifold, Combustion chambers, Eddies (Fluid dynamics), Electrical discharge machining

Proceedings Papers

Impact of Flame Stretch and Heat Loss on Heat Release Distributions in Gas Turbine Combustors: Model Comparison and Validation

Noah Klarmann, Thomas Sattelmayer, Weiqun Geng, Benjamin Timo Zoller, Fulvio Magni

Proc. ASME. GT2016, Volume 4B: Combustion, Fuels and Emissions, V04BT04A031, June 13–17, 2016

Paper No: GT2016-57625

DOI: https://doi.org/10.1115/GT2016-57625

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Topics: Combustion chambers, Flames, Gas turbines, Heat, Heat losses, Combustion, Flamelet generated manifold, Chemiluminescence, Dimensions, Emissions

Proceedings Papers

Effect of Preheating on Flame Structure of a Swirl Stabilized Combustor With Porous Insert to Control Thermoacoustics

Daniel L. Depperschmidt, John A. Kornegay, James C. Allen, Ajay K. Agrawal

Proc. ASME. GT2016, Volume 4B: Combustion, Fuels and Emissions, V04BT04A053, June 13–17, 2016

Paper No: GT2016-58064

DOI: https://doi.org/10.1115/GT2016-58064

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Topics: Combustion chambers, Flames, Thermoacoustics, Combustion, Oscillations, Pressure, Emissions, Energy generation, Flow (Dynamics), Fluorescence

Proceedings Papers

Numerical Procedure for the Investigation of Combustion Dynamics in Industrial Gas Turbines: LES, RANS and Thermoacoustics

Luca Rofi, Giovanni Campa, Vyacheslav Anisimov, Federico Daccá, Edoardo Bertolotto, Enrico Gottardo, Federico Bonzani

Proc. ASME. GT2015, Volume 4A: Combustion, Fuels and Emissions, V04AT04A016, June 15–19, 2015

Paper No: GT2015-42168

DOI: https://doi.org/10.1115/GT2015-42168

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Topics: Combustion, Dynamics (Mechanics), Industrial gases, Reynolds-averaged Navier–Stokes equations, Thermoacoustics, Turbines, Flames, Acoustics, Combustion systems, Finite element methods

NARROW

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

The Nonlinear Thermoacoustic Eigenvalue Problem and Its Rational Approximations: Assessment of Solution Strategies

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

Gradient-Free Optimization in Thermoacoustics: Application to A Low-Order Model

Influence of Acoustically Excited Airflows on a Planar Airblast Prefilmer

Delay Identification in Thermoacoustics

Scale Resolving CFD Investigations of Aerothermal Field and Emissions of a Lean Burn Aeroengine Combustor

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

Evaluation of Thermoacoustic Applications Using Waste Heat to Reduce Carbon Footprint

Shape Optimization of Thermoacoustic Systems Using a 2D Adjoint Helmholtz Solver

Analysis of Thermoacoustic Modes in Can-Annular Combustors Using Effective Bloch-Type Boundary Conditions

Quantification of Energy Transformation Processes Between Acoustic and Hydrodynamic Modes in Non-Compact Thermoacoustic Systems via a Helmholtz-Hodge Decomposition Approach

Effect of Noise and Nonlinearities on Thermoacoustics of Can-Annular Combustors

Thermo-Acoustic Analysis of a Realistic Liquid-Fueled GT Combustor

Thermoacoustics of Can-Annular Combustors

Methods for the Calculation of Thermoacoustic Stability Margins and Monte Carlo-Free Uncertainty Quantification

Assessment of Scale Resolved CFD Methods for the Investigation of Lean Burn Spray Flames

Impact of Flame Stretch and Heat Loss on Heat Release Distributions in Gas Turbine Combustors: Model Comparison and Validation

Effect of Preheating on Flame Structure of a Swirl Stabilized Combustor With Porous Insert to Control Thermoacoustics

Numerical Procedure for the Investigation of Combustion Dynamics in Industrial Gas Turbines: LES, RANS and Thermoacoustics

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