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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

Experimental and Numerical Characterization of the Self-Excited Dynamics Behavior of a Technically Premixed Burner

R. Meloni, S. Gori, G. Riccio, N. Chiarizia, D. Pampaloni, A. Andreini

Proc. ASME. GT2022, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A013, June 13–17, 2022

Paper No: GT2022-82248

DOI: https://doi.org/10.1115/GT2022-82248

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Topics: Acoustics, Computational fluid dynamics, Computer simulation, Design, Dynamics (Mechanics), Flames, Fluctuations (Physics), Gas turbines, Large eddy simulation, Limit cycles

Proceedings Papers

Design and Evaluation of a Flow Capturing Device for a High-Speed Wind Tunnel

Mattia Graiff, Marian Staggl, Emil Göttlich, Christian Wakelam

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A003, June 7–11, 2021

Paper No: GT2021-58667

DOI: https://doi.org/10.1115/GT2021-58667

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Topics: Design, Flow (Dynamics), Wind tunnels, Cascades (Fluid dynamics), Ducts, Sealing (Process), Sound pressure, Temperature, Test facilities, Testing

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

Response of Autoignition-Stabilized Flames to One-Dimensional Disturbances: Intrinsic Response

Harish S. Gopalakrishnan, Andrea Gruber, Jonas Moeck

Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A052, June 7–11, 2021

Paper No: GT2021-59351

DOI: https://doi.org/10.1115/GT2021-59351

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Topics: Flames, Acoustics, Combustion chambers, Fluctuations (Physics), Combustion, Oscillations, Temperature, Carbon, Chemistry, Computer simulation

Proceedings Papers

Isentropic Formulation of the Linearized Euler Equations For Perfectly Premixed Combustion Systems

Pedro Romero Vega, Thomas Hofmeister, Gerrit Heilmann, Christoph Hirsch, Thomas Sattelmayer

Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A026, June 7–11, 2021

Paper No: GT2021-60055

DOI: https://doi.org/10.1115/GT2021-60055

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Topics: Acoustics, Combustion chambers, Combustion systems, Damping, Density, Entropy, Flow (Dynamics), Gas turbines, Heat, Momentum

Proceedings Papers

Dynamical Characterization of Thermoacoustic Oscillations in a Hydrogen-Enriched Partially Premixed Swirl-Stabilized Methane/Air Combustor

Abhishek Kushwaha, Praveen Kasthuri, Samadhan A. Pawar, R. I. Sujith, Ianko Chterev, Isaac Boxx

Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A024, June 7–11, 2021

Paper No: GT2021-60011

DOI: https://doi.org/10.1115/GT2021-60011

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Topics: Combustion chambers, Hydrogen, Methane, Oscillations, Sound pressure, Cycles, Heat, Flames, Acoustics, Flow (Dynamics)

Proceedings Papers

Spectral Analysis of an Aeronautical Lean Direct Injection Burner Through Large Eddy Simulation

M. Carreres, L. M. García-Cuevas, J. García-Tíscar, M. Belmar-Gil

Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A027, September 21–25, 2020

Paper No: GT2020-14998

DOI: https://doi.org/10.1115/GT2020-14998

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Topics: Emission spectroscopy, Large eddy simulation, Spectroscopy, Swirling flow, Combustion chambers, Acoustics, Computational fluid dynamics, Flow (Dynamics), Combustion, Computer simulation

Proceedings Papers

Data Driven Fault Detection of Premixer Centerbody Degradation in a Swirl Combustor

Raghul Manosh Kumar, Benjamin Peters, Benjamin Emerson, Kamran Paynabar, Nagi Gebraeel, Timothy Lieuwen

Proc. ASME. GT2020, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A007, September 21–25, 2020

Paper No: GT2020-14222

DOI: https://doi.org/10.1115/GT2020-14222

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Topics: Combustion chambers, Condition monitoring, Flaw detection, Algorithms, Flames, Gas turbines, Sensors, Sound pressure

Proceedings Papers

Measurements of Multiple Pure Tone Propagation From a High Bypass Turbofan Rotor in an Internal Flow Facility

Richard F. Bozak

Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A002, September 21–25, 2020

Paper No: GT2020-14161

DOI: https://doi.org/10.1115/GT2020-14161

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Topics: Internal flow, Rotors, Turbofans, Blades, Shock (Mechanics), Acoustics, Ducts, Pressure, Pressure transducers, Noise (Sound)

Proceedings Papers

Protection and Identification of Thermoacoustic Azimuthal Modes

G. Ghirardo, F. Gant, F. Boudy, M. R. Bothien

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A008, September 21–25, 2020

Paper No: GT2020-15354

DOI: https://doi.org/10.1115/GT2020-15354

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Topics: Acoustics, Annulus, Combustion, Combustion chambers, Damping, Dynamic systems, Dynamics (Mechanics), Engines, Flames, Limit cycles

Proceedings Papers

Smart Passive Control of Thermoacoustic Instability in a Bluff-Body Stabilized Combustor: A Lagrangian Analysis of Critical Structures

C. P. Premchand, Manikandan Raghunathan, Midhun Raghunath, K. V. Reeja, R. I. Sujith, Vineeth Nair

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A040, September 21–25, 2020

Paper No: GT2020-16073

DOI: https://doi.org/10.1115/GT2020-16073

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Topics: Combustion chambers, Passive control, Flow (Dynamics), Heat, Pressure, Fluctuations (Physics), Shear (Mechanics), Wavelet transforms, Acoustics, Dynamics (Mechanics)

Proceedings Papers

Identification of High-Frequency Transverse Acoustic Modes in Multi-Nozzle Can Combustors

J. Kim, W. Gillman, D. Wu, B. Emerson, V. Acharya, R. Mckinney, T. Lieuwen, M. Isono, T. Saitoh

Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A051, September 21–25, 2020

Paper No: GT2020-16130

DOI: https://doi.org/10.1115/GT2020-16130

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Topics: Acoustics, Combustion chambers, Nozzles, Finite element methods, Mode shapes, Pressure, Boundary-value problems, Combustion, Flames, Gas turbines

Proceedings Papers

On the Interaction of Swirling Flames in a Lean Premixed Combustor

Gopakumar Ramachandran, Ankit Kumar Dutta, Harish Durairaj, Swetaprovo Chaudhuri

Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A041, June 17–21, 2019

Paper No: GT2019-90679

DOI: https://doi.org/10.1115/GT2019-90679

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Topics: Combustion chambers, Flames, Swirling flow, Flow (Dynamics), Nozzles, Emissions, Gas turbines, Ignition, Chemiluminescence, Density

Proceedings Papers

Impact of Combustion Chamber Dynamics on the Temperature Distribution in a Resonator

Michael Betz, Max Zahn, Christoph Hirsch, Thomas Sattelmayer

Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A012, June 17–21, 2019

Paper No: GT2019-90239

DOI: https://doi.org/10.1115/GT2019-90239

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Topics: Combustion chambers, Dynamics (Mechanics), Temperature distribution, Temperature, Cavities, Sound pressure, Flow (Dynamics), Air flow, Cooling, Cycles

Proceedings Papers

Lagrangian Saddle Point Analysis in the Flow-Field of a Bluff-Body Stabilized Combustor

C. P. Premchand, Nitin B. George, Manikandan Raghunathan, Vishnu R. Unni, R. I. Sujith, Vineeth Nair

Proc. ASME. GT2019, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A041, June 17–21, 2019

Paper No: GT2019-91713

DOI: https://doi.org/10.1115/GT2019-91713

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Topics: Combustion chambers, Flow (Dynamics), Heat, Acoustics, Dynamics (Mechanics), Flames, Fluctuations (Physics), Pressure, Sound pressure, Turbulence

Proceedings Papers

Sound Power Measurements at Radial Compressors Using Compressed Sensing Based Signal Processing Methods

Jakob Hurst, Maximilian Behn, Ulf Tapken, Lars Enghardt

Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT43A003, June 17–21, 2019

Paper No: GT2019-90782

DOI: https://doi.org/10.1115/GT2019-90782

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Topics: Compressors, Signal processing, Algorithms, Sensors, Acoustics, Engineering simulation, Resolution (Optics), Simulation, Sound pressure

Proceedings Papers

Adjoint Methods for Elimination of Thermoacoustic Oscillations in a Model Annular Combustor via Small Geometry Modifications

José G. Aguilar, Matthew P. Juniper

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A054, June 11–15, 2018

Paper No: GT2018-75692

DOI: https://doi.org/10.1115/GT2018-75692

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Topics: Combustion chambers, Geometry, Oscillations, Acoustics, Delays, Flames, Heat, Sensitivity analysis, Sound pressure, Boundary-value problems

Proceedings Papers

Thermoacoustic Instability Model With Porous Media: Linear Stability Analysis and the Impact of Porous Media

Cody S. Dowd, Joseph W. Meadows

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A019, June 11–15, 2018

Paper No: GT2018-75406

DOI: https://doi.org/10.1115/GT2018-75406

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Topics: Porous materials, Stability, Acoustics, Bulk modulus, Combustion systems, Damping, Delays, Ducts, Electrical resistivity, Flames

Proceedings Papers

Part-Load Limit Reduction of a Frame 9E Using a Precursor for Combustion Dynamics

Driek Rouwenhorst, Robert Widhopf-Fenk, Jakob Hermann, Matthias Häringer, Julius Becker, Jürgen Gerhard, Julian Niedermeier

Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A028, June 11–15, 2018

Paper No: GT2018-75468

DOI: https://doi.org/10.1115/GT2018-75468

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Topics: Combustion, Dynamics (Mechanics), Stress, Gas turbines, Emissions, Acoustics, Combined cycle power stations, Combustion chambers, Control systems, Electric power generation

2 3 4 5

NARROW

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

Experimental and Numerical Characterization of the Self-Excited Dynamics Behavior of a Technically Premixed Burner

Design and Evaluation of a Flow Capturing Device for a High-Speed Wind Tunnel

Delay Identification in Thermoacoustics

Response of Autoignition-Stabilized Flames to One-Dimensional Disturbances: Intrinsic Response

Isentropic Formulation of the Linearized Euler Equations For Perfectly Premixed Combustion Systems

Dynamical Characterization of Thermoacoustic Oscillations in a Hydrogen-Enriched Partially Premixed Swirl-Stabilized Methane/Air Combustor

Spectral Analysis of an Aeronautical Lean Direct Injection Burner Through Large Eddy Simulation

Data Driven Fault Detection of Premixer Centerbody Degradation in a Swirl Combustor

Measurements of Multiple Pure Tone Propagation From a High Bypass Turbofan Rotor in an Internal Flow Facility

Protection and Identification of Thermoacoustic Azimuthal Modes

Smart Passive Control of Thermoacoustic Instability in a Bluff-Body Stabilized Combustor: A Lagrangian Analysis of Critical Structures

Identification of High-Frequency Transverse Acoustic Modes in Multi-Nozzle Can Combustors

On the Interaction of Swirling Flames in a Lean Premixed Combustor

Impact of Combustion Chamber Dynamics on the Temperature Distribution in a Resonator

Lagrangian Saddle Point Analysis in the Flow-Field of a Bluff-Body Stabilized Combustor

Sound Power Measurements at Radial Compressors Using Compressed Sensing Based Signal Processing Methods

Adjoint Methods for Elimination of Thermoacoustic Oscillations in a Model Annular Combustor via Small Geometry Modifications

Thermoacoustic Instability Model With Porous Media: Linear Stability Analysis and the Impact of Porous Media

Part-Load Limit Reduction of a Frame 9E Using a Precursor for Combustion Dynamics

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