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Satyanarayanan R. Chakravarthy
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Proceedings Papers

Effect of Outlet Boundary Condition on the Acoustic Mode Shape and Flame Dynamics of a Partially Premixed Swirl Stabilised Combustor

Sharan Sreedeep, Vikram Ramanan, Aritra Chakraborty, Satyanarayanan R. Chakravarthy
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A054, June 13–17, 2022
Paper No: GT2022-82001
DOI: https://doi.org/10.1115/GT2022-82001
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Topics: Acoustics, Boundary-value problems, Combustion chambers, Dynamics (Mechanics), Flames, Mode shapes, Reflectance, High pressure (Physics), Testing, Chemiluminescence
Journal Articles

Effect of Outlet Boundary Condition on the Acoustic Modeshape and Flame Dynamics of a Partially Premixed Swirl Stabilized Combustor

Sharan Sreedeep, Vikram Ramanan, Aritra Chakraborty, Satyanarayanan R. Chakravarthy
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011015.
Paper No: GTP-22-1337
DOI: https://doi.org/10.1115/1.4055534
Published Online: October 21, 2022
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Topics: Acoustics, Boundary-value problems, Combustion chambers, Dynamics (Mechanics), Flames, Pressure, Reflectance, Flow (Dynamics), Mode shapes
Journal Articles

The Effect of Multiple Coexisting Convective Modes in Determining Thermoacoustic Behavior of a Partially Premixed Swirl Flame

Sharan Sreedeep, Vikram Ramanan, Aritra Chakraborty, Satyanarayanan R. Chakravarthy
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061009.
Paper No: GTP-21-1594
DOI: https://doi.org/10.1115/1.4054014
Published Online: March 29, 2022
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Topics: Acoustics, Chemiluminescence, Combustion chambers, Flames, Heat, Oscillations, Pressure, Wavelet transforms, Flow (Dynamics), Fluctuations (Physics)
Journal Articles

Partially Premixed Flame Stabilization in the Presence of a Combined Swirl and Bluff Body Influenced Flowfield: An Experimental Investigation

Rajesh Sadanandan, Aritra Chakraborty, Vinoth Kumar Arumugam, Satyanarayanan R. Chakravarthy
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2020, 142(7): 071010.
Paper No: GTP-19-1083
DOI: https://doi.org/10.1115/1.4046965
Published Online: July 1, 2020
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Topics: Flames, Flow (Dynamics), Fuels
Proceedings Papers

Asymmetric Transverse Acoustic Excitation of a Hollow Cone Spray Sheet With Air Swirl

Rohit R. Bhattacharjee, Aravind I. Babu, Satyanarayanan R. Chakravarthy
Proc. ASME. GTINDIA2019, Volume 2: Combustion, Fuels, and Emissions; Renewable Energy: Solar and Wind; Inlets and Exhausts; Emerging Technologies: Hybrid Electric Propulsion and Alternate Power Generation; GT Operation and Maintenance; Materials and Manufacturing (Including Coatings, Composites, CMCs, Additive Manufacturing); Analytics and Digital Solutions for Gas Turbines/Rotating Machinery, V002T04A016, December 5–6, 2019
Paper No: GTINDIA2019-2580
DOI: https://doi.org/10.1115/GTINDIA2019-2580
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Topics: Acoustics, Excitation, Sprays
Proceedings Papers

Detection and Analysis of Combustion Instability From Hi-Speed Flame Images Using Dynamic Mode Decomposition

Sambuddha Ghosal, Vikram Ramanan, Soumalya Sarkar, Satyanarayanan R. Chakravarthy, Soumik Sarkar
Proc. ASME. DSCC2016, Volume 1: Advances in Control Design Methods, Nonlinear and Optimal Control, Robotics, and Wind Energy Systems; Aerospace Applications; Assistive and Rehabilitation Robotics; Assistive Robotics; Battery and Oil and Gas Systems; Bioengineering Applications; Biomedical and Neural Systems Modeling, Diagnostics and Healthcare; Control and Monitoring of Vibratory Systems; Diagnostics and Detection; Energy Harvesting; Estimation and Identification; Fuel Cells/Energy Storage; Intelligent Transportation, V001T12A005, October 12–14, 2016
Paper No: DSCC2016-9907
DOI: https://doi.org/10.1115/DSCC2016-9907
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Topics: Combustion, Flames, Dynamics (Mechanics), Flow (Dynamics), Stability, Combustion chambers, Computer simulation, Feature extraction, Flight, Fluid dynamics