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Journal Articles

Experimental Investigation of Combustion Dynamics in a High-Pressure Liquid-Fueled Swirl Combustor

Aravind Chandh, Subodh Adhikari, David Wu, Randall McKinney, Benjamin Emerson, Qingguo Zhang, Dibesh Joshi, Baris Sen, Dustin Davis
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061018.
Paper No: GTP-22-1477
DOI: https://doi.org/10.1115/1.4056718
Published Online: February 15, 2023
View Article titled, Experimental Investigation of Combustion Dynamics in a High-Pressure Liquid-Fueled Swirl Combustor
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Topics: Combustion, Combustion chambers, Dynamics (Mechanics), High pressure (Physics), Noise (Sound), Pressure, Signals, Turbulence, Bifurcation, Acoustics
Journal Articles

Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification Algorithm

Nikhil Balasubramanian, Driek Rouwenhorst, Jakob Hermann
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051024.
Paper No: GTP-22-1598
DOI: https://doi.org/10.1115/1.4056308
Published Online: January 10, 2023
View Article titled, Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification Algorithm
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Topics: Algorithms, Combustion chambers, Damping, Errors, Filters, Kalman filters, Noise (Sound), System identification, Combustion, Impulse (Physics)
Journal Articles

Numerical Investigation of a Coupled Blow-Off/Flashback Process in a High-Pressure Lean-Burn Combustor

Alessandro Soli, Ivan Langella
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021010.
Paper No: GTP-22-1329
DOI: https://doi.org/10.1115/1.4055483
Published Online: November 28, 2022
View Article titled, Numerical Investigation of a Coupled Blow-Off/Flashback Process in a High-Pressure Lean-Burn Combustor
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Topics: Combustion, Combustion chambers, Ejectors, Flames, Fuels, Turbulence, Vortices, Temperature, High pressure (Physics), Flow (Dynamics)
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
View Article titled, Effect of Outlet Boundary Condition on the Acoustic Modeshape and Flame Dynamics of a Partially Premixed Swirl Stabilized Combustor
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Topics: Acoustics, Boundary-value problems, Combustion chambers, Dynamics (Mechanics), Flames, Pressure, Reflectance, Flow (Dynamics), Mode shapes
Journal Articles

Unsteady Analysis of Aeroengine Intake Distortion Mechanisms: Vortex Dynamics in Crosswind Conditions

Anirudh Narayan Rao, Prathiban Sureshkumar, Sina Stapelfeldt, Bharat Lad, Kuen-Bae Lee, Ricardo Puente Rico
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2022, 144(12): 121005.
Paper No: GTP-22-1296
DOI: https://doi.org/10.1115/1.4055279
Published Online: October 4, 2022
View Article titled, Unsteady Analysis of Aeroengine Intake Distortion Mechanisms: Vortex Dynamics in Crosswind Conditions
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Topics: Flow (Dynamics), Vortices, Dynamics (Mechanics), Simulation
Journal Articles

Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multinozzle Can Combustor

Jeongwon Kim, Tony John, Subodh Adhikari, David Wu, Benjamin Emerson, Vishal Acharya, Mitsunori Isono, Toshihiko Saito, Timothy Lieuwen
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101021.
Paper No: GTP-22-1279
DOI: https://doi.org/10.1115/1.4055362
Published Online: September 20, 2022
View Article titled, Experimental Investigation of Interactions Between Two Closely Spaced Azimuthal Modes in a Multinozzle Can Combustor
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Topics: Combustion chambers, Dynamics (Mechanics), Oscillations, Pressure, Signals, Spectra (Spectroscopy), Spin (Aerodynamics), Standing waves, Time series, Waves
Journal Articles

Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames

Byeonguk Ahn, Kyu Tae Kim
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2022, 144(10): 101020.
Paper No: GTP-22-1391
DOI: https://doi.org/10.1115/1.4055354
Published Online: September 12, 2022
View Article titled, Effect of Counter- and Co-Swirl on Low-Frequency Combustion Instabilities of Jet A-1 Spray Flames
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Topics: Combustion, Combustion chambers, Flames, Heat, Oscillations, Pressure, Sprays, Dynamics (Mechanics), Fuels, Flow (Dynamics)
Journal Articles

Valve Vibration Induced Intake Air Flow Dynamics Analysis Using Near Valve Particle Image Velocimetry

Fenghao Shi, Mengqi Liu, David L. S. Hung, Xuesong Li, Min Xu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091004.
Paper No: GTP-22-1233
DOI: https://doi.org/10.1115/1.4055021
Published Online: July 28, 2022
View Article titled, Valve Vibration Induced Intake Air Flow Dynamics Analysis Using Near Valve Particle Image Velocimetry
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Topics: Flow (Dynamics), Particulate matter, Valves, Vibration, Air flow, Dynamics (Mechanics), Oscillating frequencies
Journal Articles

Modal Decomposition Analysis of Combustion Instability Due to External Perturbation in a Mesoscale Burner Array

Jeongan Choi, Rajavasanth Rajasegar, Qili Liu, Tonghun Lee, Jihyung Yoo
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051011.
Paper No: GTP-21-1498
DOI: https://doi.org/10.1115/1.4053445
Published Online: February 21, 2022
View Article titled, Modal Decomposition Analysis of Combustion Instability Due to External Perturbation in a Mesoscale Burner Array
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Topics: Acoustics, Combustion, Flames, Dynamics (Mechanics), Principal component analysis, Lasers
Journal Articles

Impact of a Centerbody on the Unsteady Flow Dynamics of a Swirl Nozzle: Intermittency of Precessing Vortex Core Oscillations

Saarthak Gupta, Santosh Shanbhogue, Masayasu Shimura, Ahmed Ghoniem, Santosh Hemchandra
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021014.
Paper No: GTP-21-1399
DOI: https://doi.org/10.1115/1.4052144
Published Online: November 8, 2021
View Article titled, Impact of a Centerbody on the Unsteady Flow Dynamics of a Swirl Nozzle: Intermittency of Precessing Vortex Core Oscillations
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Topics: Flow (Dynamics), Oscillations, Principal component analysis, Wavelets, Nozzles, Vortices, Dynamics (Mechanics), Combustion chambers
Journal Articles

Impact of Hydrogen Addition on the Thermoacoustic Instability and Precessing Vortex Core Dynamics in a CH 4 /H 2 /Air Technically Premixed Combustor

Anindya Datta, Saarthak Gupta, Ianko Chterev, Isaac Boxx, Santosh Hemchandra
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021013.
Paper No: GTP-21-1391
DOI: https://doi.org/10.1115/1.4052202
Published Online: November 8, 2021
View Article titled, Impact of Hydrogen Addition on the Thermoacoustic Instability and Precessing Vortex Core Dynamics in a CH 4 /H 2 /Air Technically Premixed Combustor
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Topics: Combustion chambers, Flames, Flow (Dynamics), Fuels, Methane, Oscillations, Vortices, Wavelets, Dynamics (Mechanics), Nozzles
Journal Articles

Experimental Investigation Into the Role of Mean Flame Stabilization on the Combustion Dynamics of High-Hydrogen Fuels in a Turbulent Combustor

Nikhil A. Baraiya, Vikram Ramanan, N. Baladandayuthapani, Chetankumar S. Vegad, S. R. Chakravarthy
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081021.
Paper No: GTP-20-1588
DOI: https://doi.org/10.1115/1.4050067
Published Online: April 19, 2021
View Article titled, Experimental Investigation Into the Role of Mean Flame Stabilization on the Combustion Dynamics of High-Hydrogen Fuels in a Turbulent Combustor
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Topics: Acoustics, Combustion, Combustion chambers, Dynamics (Mechanics), Flames, Fuels, Hydrogen, Pressure, Oscillations, Chemiluminescence
Journal Articles

Model-Based Unified Framework for Detection and Mitigation of Cyclic Torque Imbalance in a Gasoline Engine

Raheel Anjum, Ahmed Yar, Ghulam Murtaza, Qadeer Ahmed, A. I. Bhatti
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071013.
Paper No: GTP-20-1276
DOI: https://doi.org/10.1115/1.4049620
Published Online: March 31, 2021
View Article titled, Model-Based Unified Framework for Detection and Mitigation of Cyclic Torque Imbalance in a Gasoline Engine
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Topics: Dynamics (Mechanics), Engines, Fuels, Pistons, Torque, Gasoline engines, Control equipment
Journal Articles

Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics

John Strollo, Stephen Peluso, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071023.
Paper No: GTP-20-1456
DOI: https://doi.org/10.1115/1.4049481
Published Online: March 31, 2021
View Article titled, Effect of Hydrogen on Steady-State and Transient Combustion Instability Characteristics
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Topics: Combustion chambers, Flames, Hydrogen, Pressure, Steady state, Transients (Dynamics), Oscillations, Heat, Combustion, Dynamics (Mechanics)
Journal Articles

The Effect of the Degree of Premixedness on Self-Excited Combustion Instability

Adam Howie, Daniel Doleiden, Stephen Peluso, Jacqueline O'Connor
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071024.
Paper No: GTP-20-1458
DOI: https://doi.org/10.1115/1.4049486
Published Online: March 31, 2021
View Article titled, The Effect of the Degree of Premixedness on Self-Excited Combustion Instability
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Topics: Combustion chambers, Flames, Fluctuations (Physics), Nozzles, Oscillations, Heat, Fuels, Pressure, Dynamics (Mechanics), Combustion
Journal Articles

Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling

Samarjeet Singh, Amitesh Roy, Reeja K. V., Asalatha Nair, Swetaprovo Chaudhuri, R. I. Sujith
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051028.
Paper No: GTP-20-1669
DOI: https://doi.org/10.1115/1.4049407
Published Online: March 29, 2021
View Article titled, Intermittency, Secondary Bifurcation and Mixed-Mode Oscillations in a Swirl-Stabilized Annular Combustor: Experiments and Modeling
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Topics: Bifurcation, Combustion chambers, Dynamics (Mechanics), Flames, Oscillations, Pressure, Modeling
Journal Articles

Hybrid Numerical-Experimental Model Update Based on Correlation Approach for Turbine Components

Zeeshan Saeed, Christian Maria Firrone, Teresa Maria Berruti
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041009.
Paper No: GTP-20-1627
DOI: https://doi.org/10.1115/1.4049767
Published Online: February 26, 2021
View Article titled, Hybrid Numerical-Experimental Model Update Based on Correlation Approach for Turbine Components
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Topics: Blades, Computer simulation, Disks, Overlays (Materials engineering), Sensors, Dynamics (Mechanics), Turbine components
Journal Articles

Protection and Identification of Thermoacoustic Azimuthal Modes

G. Ghirardo, F. Gant, F. Boudy, M. R. Bothien
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2021, 143(4): 041021.
Paper No: GTP-20-1736
DOI: https://doi.org/10.1115/1.4049909
Published Online: February 26, 2021
View Article titled, Protection and Identification of Thermoacoustic Azimuthal Modes
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Topics: Acoustics, Combustion chambers, Engines, Flames, Noise (Sound), Phase space, Sound pressure, Time series, Annulus, Dynamics (Mechanics)
Journal Articles

Combustion Tuning for a Gas Turbine Power Plant Using Data-Driven and Machine Learning Approach

Suhui Li, Huaxin Zhu, Min Zhu, Gang Zhao, Xiaofeng Wei
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031021.
Paper No: GTP-20-1699
DOI: https://doi.org/10.1115/1.4050020
Published Online: February 24, 2021
View Article titled, Combustion Tuning for a Gas Turbine Power Plant Using Data-Driven and Machine Learning Approach
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Topics: Artificial neural networks, Combustion, Combustion chambers, Emissions, Fuels, Gas turbines, Nitrogen oxides, Optimization, Machine learning, Stress
Journal Articles

Experimental and Numerical Assessment of Mistuning Effects on Vibratory Response of a Bladed Disk With Underplatform Dampers

S. Mehrdad Pourkiaee, Teresa Berruti, Stefano Zucca, Geoffrey Neuville
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031010.
Paper No: GTP-20-1629
DOI: https://doi.org/10.1115/1.4049772
Published Online: February 8, 2021
View Article titled, Experimental and Numerical Assessment of Mistuning Effects on Vibratory Response of a Bladed Disk With Underplatform Dampers
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Topics: Blades, Dampers, Damping, Disks, Excitation, Friction, Modeling, Finite element model, Computer simulation, Dynamics (Mechanics)