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Journal Articles

An Efficient Uncertainty Quantification Method Based on Inter-Blade Decoupling for Compressors

Accepted Manuscript
Yu Fu, Junying Wang, Dalin Shi, Kai Tang, Jiantong Zhao
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1246
https://doi.org/10.1115/1.4066734
Published Online: September 30, 2024
View Article titled, An Efficient Uncertainty Quantification Method Based on Inter-Blade Decoupling for Compressors
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Topics: Blades, Compressors, Uncertainty quantification, Uncertainty, Rotors, Stators, Aerodynamic flow, Engineering systems and industry applications, Machine learning, Principal component analysis
Journal Articles

Investigation of the Coupling Between the Dynamics of Vortical Structures and Flame Stability in Bluff-Body Premixed Combustion Using Extended Spectral Proper Orthogonal Decomposition

Morteza Khalifehei, Yagiz Yalcinkaya, Iván Padilla-Montero, Ayse Gul Gungor, Daniel Rodríguez
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031001.
Paper No: GTP-24-1496
https://doi.org/10.1115/1.4066362
Published Online: September 27, 2024
View Article titled, Investigation of the Coupling Between the Dynamics of Vortical Structures and Flame Stability in Bluff-Body Premixed Combustion Using Extended Spectral Proper Orthogonal Decomposition
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Topics: Dynamics (Mechanics), Flames, Flow (Dynamics), Principal component analysis, Temperature, Vorticity, Torque, Chemically reactive flow, Combustion, Wakes
Journal Articles

Investigation of Viscor and Methanol Spray Dynamics using Proper Orthogonal Decomposition in Siemens Energy Industrial Atomisers

Accepted Manuscript
Ali Alshahrani, Izwan Mohni, Adesile Ajisafe, Midhat Talibi, Ramanarayanan Balachandran, Andrea Ducci, Marc Furi, Michel Houde, Suresh Sadasivuni, Ernest Geoffrey Engelbrecht, Ghenadie Bulat
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1488
https://doi.org/10.1115/1.4066597
Published Online: September 23, 2024
View Article titled, Investigation of Viscor and Methanol Spray Dynamics using Proper Orthogonal Decomposition in Siemens Energy Industrial Atomisers
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Topics: Dynamics (Mechanics), Methanol, Principal component analysis, Sprays, Fuels, Diesel, Oscillations, Industrial gases, Turbines, Wavelength
Journal Articles

Schlieren Image Velocimetry and Modal Decomposition Study of Preheated Isothermal Flow From a Generic Multi-Swirl Burner

Neha Vishnoi, Aditya Saurabh, Lipika Kabiraj
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011012.
Paper No: GTP-24-1360
https://doi.org/10.1115/1.4066243
Published Online: September 19, 2024
View Article titled, Schlieren Image Velocimetry and Modal Decomposition Study of Preheated Isothermal Flow From a Generic Multi-Swirl Burner
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Topics: Flow (Dynamics), Principal component analysis, Excitation, Acoustics, Turbulence
Includes: Supplementary data
Journal Articles

Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response

Accepted Manuscript
Óscar Pérez Escobar, Vicente Timón, Juan Manuel Gallardo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1524
https://doi.org/10.1115/1.4066585
Published Online: September 19, 2024
View Article titled, Numerical Study of Low Engine Order Excitations due to Manufacturing Variability Part 1: Characterization of the Geometric Scatter and its Effect on Forced Response
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Topics: Electromagnetic scattering, Engines, Excitation, Manufacturing, Geometry, Aerodynamics, Airfoils, Blades, Computational fluid dynamics, Dynamics (Mechanics)
Journal Articles

Advancements in Sustainable Aviation Fuels: Impact of Nano-Additives and Ammonia-Based Strategies on Emissions

P. Di Gloria, M. G. De Giorgi, L. Strafella, G. Ciccarella, G. G. Castelluzzo, F. Baldassarre, A. Ficarella
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111029.
Paper No: GTP-24-1276
https://doi.org/10.1115/1.4066154
Published Online: August 23, 2024
View Article titled, Advancements in Sustainable Aviation Fuels: Impact of Nano-Additives and Ammonia-Based Strategies on Emissions
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Topics: Chemiluminescence, Combustion, Emissions, Flames, Fuels, Principal component analysis, Water, Sprays, Nitrogen oxides, Dynamics (Mechanics)
Journal Articles

Local Surrogate Modeling for Spatial Emulation of Gas-Turbine Combustion Via Similarity-Based Sample Processing

Junjie Geng, Haiying Qi, Jialu Li, Xingjian Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101019.
Paper No: GTP-24-1150
https://doi.org/10.1115/1.4065994
Published Online: August 16, 2024
View Article titled, Local Surrogate Modeling for Spatial Emulation of Gas-Turbine Combustion Via Similarity-Based Sample Processing
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Topics: Combustion, Combustion chambers, Design, Errors, Flow (Dynamics), Gas turbines, Metamodeling, Methane, Rotation, Turbulence
Journal Articles

Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan

Lorenzo Tieghi, Stefan Becker, Alessandro Corsini, Giovanni Delibra, Stefan Schoder, Felix Czwielong
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2023, 145(3): 031020.
Paper No: GTP-22-1291
https://doi.org/10.1115/1.4055417
Published Online: December 8, 2022
View Article titled, Machine-Learning Clustering Methods Applied to Detection of Noise Sources in Low-Speed Axial Fan
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Topics: Algorithms, Blades, Flow (Dynamics), Machine learning, Noise (Sound), Simulation, Optimization, Pressure, Turbulence, Computation
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
Publisher: ASME
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

Spray Combustion Characteristics of Single/Multicomponent Surrogate Fuel for Aviation Kerosene

Wenjin Qin, Dengbiao Lu, Lihui Xu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031024.
Paper No: GTP-21-1203
https://doi.org/10.1115/1.4052782
Published Online: January 21, 2022
View Article titled, Spray Combustion Characteristics of Single/Multicomponent Surrogate Fuel for Aviation Kerosene
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Topics: Aviation, Combustion, Flow (Dynamics), Fuels, Large eddy simulation, Principal component analysis, Sprays, Temperature, Turbulence, Flames
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
Publisher: ASME
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
Publisher: ASME
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

Study on the Influence of Inlet Asymmetry on Aerodynamic Noise of Cooling Fan

Jie Tian, Zonghan Sun, Pengfei Chai, Hua Ouyang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2020, 142(12): 121014.
Paper No: GTP-20-1390
https://doi.org/10.1115/1.4048449
Published Online: December 2, 2020
View Article titled, Study on the Influence of Inlet Asymmetry on Aerodynamic Noise of Cooling Fan
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Topics: Acoustics, Aerodynamic noise, Blades, Computational fluid dynamics, Cooling, Flow (Dynamics), Noise (Sound), Pressure, Rotors, Struts (Engineering)
Journal Articles

Reduced Order Models for Nonlinear Dynamic Analysis With Application to a Fan Blade

Mikel Balmaseda, G. Jacquet-Richardet, A. Placzek, D.-M. Tran
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041002.
Paper No: GTP-19-1339
https://doi.org/10.1115/1.4044805
Published Online: January 29, 2020
View Article titled, Reduced Order Models for Nonlinear Dynamic Analysis With Application to a Fan Blade
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Topics: Blades, Computation, Construction, Dynamic analysis, Equilibrium (Physics), Polynomials, Principal component analysis, Rotation, Stiffness, Vibration
Journal Articles

Flow Dynamics in a Multiswirler Model Combustor Based on Large Eddy Simulation and Proper Orthogonal Decomposition Analysis

Weijie Liu, Huiru Wang, Qian Yang, Ranran Xue, Bing Ge, Yongbin Ji
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2019, 141(12): 121014.
Paper No: GTP-19-1532
https://doi.org/10.1115/1.4045338
Published Online: November 15, 2019
View Article titled, Flow Dynamics in a Multiswirler Model Combustor Based on Large Eddy Simulation and Proper Orthogonal Decomposition Analysis
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Topics: Combustion chambers, Flow (Dynamics), Principal component analysis, Large eddy simulation, Swirling flow
Journal Articles

A Multidimensional Extension of Balje Chart for Axial Flow Turbomachinery Using Artificial Intelligence-Based Meta-Models

Gino Angelini, Alessandro Corsini, Giovanni Delibra, Lorenzo Tieghi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2019, 141(11): 111012.
Paper No: GTP-19-1439
https://doi.org/10.1115/1.4044935
Published Online: October 16, 2019
View Article titled, A Multidimensional Extension of Balje Chart for Axial Flow Turbomachinery Using Artificial Intelligence-Based Meta-Models
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Topics: Axial flow, Blades, Cascades (Fluid dynamics), Design, Principal component analysis, Turbomachinery, Fans, Flow (Dynamics), Artificial neural networks, Chords (Trusses)
Journal Articles

Time-Volume Estimation of Velocity Fields From Nonsynchronous Planar Measurements Using Linear Stochastic Estimation

Daniel Butcher, Adrian Spencer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101004.
Paper No: GTP-19-1350
https://doi.org/10.1115/1.4044240
Published Online: July 29, 2019
View Article titled, Time-Volume Estimation of Velocity Fields From Nonsynchronous Planar Measurements Using Linear Stochastic Estimation
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Topics: Flow (Dynamics), Principal component analysis, Sensors, Combustion chambers, Velocity measurement, Resolution (Optics), Particulate matter
Journal Articles

Effects of Outlier Flow Field on the Characteristics of In-Cylinder Coherent Structures Identified by Proper Orthogonal Decomposition-Based Conditional Averaging and Quadruple Proper Orthogonal Decomposition

Rui Gao, Li Shen, Kwee-Yan Teh, Penghui Ge, Fengnian Zhao, David L.S. Hung
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2019, 141(8): 081012.
Paper No: GTP-19-1125
https://doi.org/10.1115/1.4043307
Published Online: April 15, 2019
View Article titled, Effects of Outlier Flow Field on the Characteristics of In-Cylinder Coherent Structures Identified by Proper Orthogonal Decomposition-Based Conditional Averaging and Quadruple Proper Orthogonal Decomposition
Open the PDF for Effects of Outlier Flow Field on the Characteristics of In-Cylinder Coherent Structures Identified by Proper Orthogonal Decomposition-Based Conditional Averaging and Quadruple Proper Orthogonal Decomposition in another window
Topics: Flow (Dynamics), Principal component analysis, Cylinders, Engines, Kinetic energy, Shapes
Journal Articles

Investigation of In-Cylinder Engine Flow Quadruple Decomposition Dynamical Behavior Using Proper Orthogonal Decomposition and Dynamic Mode Decomposition Methods

Wenjin Qin, Lei Zhou, Daming Liu, Ming Jia, Maozhao Xie
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2019, 141(8): 081004.
Paper No: GTP-18-1167
https://doi.org/10.1115/1.4042725
Published Online: February 15, 2019
View Article titled, Investigation of In-Cylinder Engine Flow Quadruple Decomposition Dynamical Behavior Using Proper Orthogonal Decomposition and Dynamic Mode Decomposition Methods
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Topics: Algorithms, Cycles, Cylinders, Flow (Dynamics), Principal component analysis, Turbulence, Vortices
Journal Articles

Proper Orthogonal Decomposition and Extended- Proper Orthogonal Decomposition Analysis of Pressure Fluctuations and Vortex Structures Inside a Steam Turbine Control Valve

Peng Wang, Hongyu Ma, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041035.
Paper No: GTP-18-1455
https://doi.org/10.1115/1.4040903
Published Online: December 12, 2018
View Article titled, Proper Orthogonal Decomposition and Extended- Proper Orthogonal Decomposition Analysis of Pressure Fluctuations and Vortex Structures Inside a Steam Turbine Control Valve
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Topics: Flow (Dynamics), Fluctuations (Physics), Pressure, Principal component analysis, Steam turbines, Valves, Vortices