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Proceedings Papers

Experimental Investigation of Forced Intermittency in Swirl-Stabilised Turbulent Methane-Air Flames

Nuno Rocha, Midhat Talibi, Izwan Mohni, Jadeed Beita, Ramanarayanan Balachandran
Proc. ASME. GT2023, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A047, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103598
https://doi.org/10.1115/GT2023-103598
View Paper titled, Experimental Investigation of Forced Intermittency in Swirl-Stabilised Turbulent Methane-Air Flames
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Topics: Combustion, Flames, Methane, Phase space, Turbulence
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82665
https://doi.org/10.1115/GT2022-82665
View Paper titled, Nonlinear Dynamic Analysis of the Pressure Signals on a Swirl-Stabilized Atmospheric LDI Burner Across Different Operating Conditions
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Topics: Combustion, Combustion chambers, Dynamic analysis, Emissions, Pressure, Signals, Flow (Dynamics), Flames, Fuels, Oscillations
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
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15354
https://doi.org/10.1115/GT2020-15354
View Paper titled, Protection and Identification of Thermoacoustic Azimuthal Modes
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Topics: Acoustics, Annulus, Combustion, Combustion chambers, Damping, Dynamic systems, Dynamics (Mechanics), Engines, Flames, Limit cycles
Proceedings Papers

A Mutual Nearest Neighbours Based Chaotic Synchronization Index to Detect Thermo-Acoustic Coupling in Gas Turbine Combustion Instabilities

S. Chiocchini, T. Pagliaroli, R. Camussi, E. Giacomazzi
Proc. ASME. GT2016, Volume 4A: Combustion, Fuels and Emissions, V04AT04A015, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56222
https://doi.org/10.1115/GT2016-56222
View Paper titled, A Mutual Nearest Neighbours Based Chaotic Synchronization Index to Detect Thermo-Acoustic Coupling in Gas Turbine Combustion Instabilities
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Topics: Acoustics, Combustion, Gas turbines, Synchronization, Oscillations, Pressure, Signals, Combustion chambers, Fluctuations (Physics), Heat
Proceedings Papers

Investigation of Ducted Inverse Nonpremixed Flame Using Dynamic Systems Approach

Uddalok Sen, Tryambak Gangopadhyay, Chandrachur Bhattacharya, Arpan Misra, Suman Karmakar, Preetam Sengupta, Achintya Mukhopadhyay, Swarnendu Sen
Proc. ASME. GT2016, Volume 4B: Combustion, Fuels and Emissions, V04BT04A059, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-58179
https://doi.org/10.1115/GT2016-58179
View Paper titled, Investigation of Ducted Inverse Nonpremixed Flame Using Dynamic Systems Approach
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Topics: Dynamic systems, Flames, Diffusion flames, Ducts, Fuels, Gas turbines, Acoustics, Air flow, Aviation, Combustion
Proceedings Papers

Fouling Detection in Low Speed Fan Using Near-Field DIY Sound Pressure Sensors

Alessandro Corsini, Cecilia Tortora
Proc. ASME. GT2016, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A013, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57557
https://doi.org/10.1115/GT2016-57557
View Paper titled, Fouling Detection in Low Speed Fan Using Near-Field DIY Sound Pressure Sensors
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Topics: Acoustics, Blades, Condensers (steam plant), Dust, Dynamics (Mechanics), Frequency-domain analysis, Microphones, Particulate matter, Phase space, Sensors
Proceedings Papers

Estimation of the Rotordynamic Coefficients of a Compressor Mounted on Gas Bearings Using the Phase Diagram and the Unbalance Response

Claudia Aide González, Juan Carlos Jáuregui, Oscar De Santiago, Víctor Solórzano
Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT31A010, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42735
https://doi.org/10.1115/GT2015-42735
View Paper titled, Estimation of the Rotordynamic Coefficients of a Compressor Mounted on Gas Bearings Using the Phase Diagram and the Unbalance Response
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Topics: Compressors, Gas bearings, Phase diagrams, Rotors, Damping, Dynamic systems, Excitation, Stiffness, Bearings, Construction
Proceedings Papers

Intermittency Route to Combustion Instability in a Laboratory Spray Combustor

S. A. Pawar, R. Vishnu, M. Vadivukkarasan, M. V. Panchagnula, Sujith Raman
Proc. ASME. GT2015, Volume 4A: Combustion, Fuels and Emissions, V04AT04A069, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42919
https://doi.org/10.1115/GT2015-42919
View Paper titled, Intermittency Route to Combustion Instability in a Laboratory Spray Combustor
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Topics: Combustion, Combustion chambers, Sprays, Oscillations, Limit cycles, Combustion systems, Ejectors, Flames, Phase space, Acoustics
Proceedings Papers

Intermittency in the Dynamics of Turbulent Combustors

Vineeth Nair, R. I. Sujith
Proc. ASME. GT2014, Volume 4B: Combustion, Fuels and Emissions, V04BT04A004, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26018
https://doi.org/10.1115/GT2014-26018
View Paper titled, Intermittency in the Dynamics of Turbulent Combustors
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Topics: Combustion chambers, Dynamics (Mechanics), Turbulence, Oscillations, Combustion, Flames, Reynolds number, Acoustics, Chaos, Dynamic systems
Proceedings Papers

CFD Investigation of Turbulent Premixed Flame Response to Transverse Forcing

C. Y. Lee, R. S. Cant
Proc. ASME. GT2013, Volume 1A: Combustion, Fuels and Emissions, V01AT04A018, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94312
https://doi.org/10.1115/GT2013-94312
View Paper titled, CFD Investigation of Turbulent Premixed Flame Response to Transverse Forcing
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Topics: Computational fluid dynamics, Flames, Turbulence, Oscillations, Signals, Wakes, Acoustics, Excitation, Flow (Dynamics), Fluid mechanics
Proceedings Papers

Dynamics of Thermoacoustic Oscillations Leading to Lean Flame Blowout

Lipika Kabiraj, R. I. Sujith
Proc. ASME. GT2012, Volume 2: Combustion, Fuels and Emissions, Parts A and B, 469-477, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-68696
https://doi.org/10.1115/GT2012-68696
View Paper titled, Dynamics of Thermoacoustic Oscillations Leading to Lean Flame Blowout
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Topics: Dynamics (Mechanics), Flames, Oscillations, Bifurcation, Pressure, Dynamic systems, Phase space, Propulsion, Steady state, Time series