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Journal Articles

A Surge/Stall-Capable Dynamic Performance Simulation Methodology for a Turbojet Engine

Accepted Manuscript
Emrah Güllü, Gökhan Aran
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1358
https://doi.org/10.1115/1.4063422
Published Online: September 13, 2023
View Article titled, A Surge/Stall-Capable Dynamic Performance Simulation Methodology for a Turbojet Engine
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Topics: Engines, Simulation, Surges, Turbojets, Flow (Dynamics), Cycles, Modeling, Transients (Dynamics), Combustion chambers, Compressors
Journal Articles

Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans with Forward Skewed Blades

Accepted Manuscript
Lorenzo Tieghi, Felix Czwielong, Valerio Francesco Barnabei, Christof Ocker, Giovanni Delibra, Stefan Becker, Alessandro Corsini
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1410
https://doi.org/10.1115/1.4063420
Published Online: September 12, 2023
View Article titled, Aerodynamics and Aeroacoustics of Leading Edge Serration in Low-Speed Axial Fans with Forward Skewed Blades
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Topics: Aerodynamic noise, Aerodynamics, Blades, Fans, Noise (Sound), Flow (Dynamics), Rotors, Sound, Anechoic chambers, Dynamics (Mechanics)
Journal Articles

Effects of the Seal Wire On the Nonlinear Dynamics of the Aircraft Engine Turbine Blades

Accepted Manuscript
Mertol Tufekci, Fadi El-Haddad, Loic Salles, Richard Setchfield, Ludovic Renson
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1305
https://doi.org/10.1115/1.4063413
Published Online: September 12, 2023
View Article titled, Effects of the Seal Wire On the Nonlinear Dynamics of the Aircraft Engine Turbine Blades
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Topics: Aircraft engines, Nonlinear dynamics, Turbine blades, Wire, Blades, Damping, Boundary-value problems, Disks, Locks (Waterways), Time-domain analysis
Journal Articles

Acoustic And Optical Investigations Of The Flame Dynamics Of Rich And Lean Kerosene Flames In The Primary Zone Of An Air-Staged Combustion Test-Rig

Accepted Manuscript
Martin March, Julian Renner, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1355
https://doi.org/10.1115/1.4063380
Published Online: September 8, 2023
View Article titled, Acoustic And Optical Investigations Of The Flame Dynamics Of Rich And Lean Kerosene Flames In The Primary Zone Of An Air-Staged Combustion Test-Rig
Open the PDF for Acoustic And Optical Investigations Of The Flame Dynamics Of Rich And Lean Kerosene Flames In The Primary Zone Of An Air-Staged Combustion Test-Rig in another window
Topics: Acoustics, Combustion, Dynamics (Mechanics), Flames, Chemiluminescence, Thermal energy, Aircraft engines, Calibration, Carbon dioxide, Combustion chambers
Journal Articles

Mimo Robust Control Of Turbofan Engines Based On Off-Equilibrium Linearization Lpv Model

Accepted Manuscript
Yifeng Tang, Yan Li, Wenchong Yang, Wenxiang Zhou, Jinquan Huang, Tao Cui
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1054
https://doi.org/10.1115/1.4063278
Published Online: August 30, 2023
View Article titled, Mimo Robust Control Of Turbofan Engines Based On Off-Equilibrium Linearization Lpv Model
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Topics: Engines, Equilibrium (Physics), Robust control, Turbofans, Control equipment, Computer programming, Design, Dynamics (Mechanics), Modeling, Polynomials
Journal Articles

The Effect of Methane-Ammonia and Methane-Hydrogen Blends On Ignition and Light-Around in an Annular Combustor

Accepted Manuscript
Yi Hao Kwah, Samuel Wiseman, James Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1321
https://doi.org/10.1115/1.4063315
Published Online: August 1, 2023
View Article titled, The Effect of Methane-Ammonia and Methane-Hydrogen Blends On Ignition and Light-Around in an Annular Combustor
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Topics: Combustion chambers, Hydrogen, Ignition, Methane, Flames, Fossil fuels, Fuels, Certainty, Chemiluminescence, Collapse
Journal Articles

Supercritical Carbon Dioxide Bottoming Cycles for Off-Shore Applications - An Optimization Study

Accepted Manuscript
Giacomo Persico, David Sánchez, Dario Alfani, Paolo Silva, Rene Vijgen, Marco Ruggiero, Stefan Glos, Renaud Le Pierres, Ulrich Schmitz, Rasmus Rubycz, Albannie Cagnac, Scott Macadam, Dominique H. Orhon
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1317
https://doi.org/10.1115/1.4063314
Published Online: August 1, 2023
View Article titled, Supercritical Carbon Dioxide Bottoming Cycles for Off-Shore Applications - An Optimization Study
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Topics: Cycles, Ocean engineering, Optimization, Supercritical carbon dioxide, Gas turbines, Steam, Combined cycles, Dynamics (Mechanics), Energy storage, Heat
Journal Articles

The Effect of Hydrogen On Non-linear Flame Saturation

Accepted Manuscript
Eirik Æs⊘y, Thomas Indlekofer, Mirko R. Bothien, James Dawson
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1324
https://doi.org/10.1115/1.4063316
Published Online: August 1, 2023
View Article titled, The Effect of Hydrogen On Non-linear Flame Saturation
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Topics: Flames, Hydrogen, Shear (Mechanics), Acoustics, Dynamics (Mechanics), Methane, Gas turbines, Heat, Imaging, Limit cycles
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
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
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
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
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
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
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
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
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
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
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
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
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