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Journal Articles

Tuning Modal Behavior of Additively Manufactured Lattice Structures

Marco Beghini, Tommaso Grossi, Giuseppe Macoretta, Bernardo Disma Monelli, Ivan Senegaglia, Paolo del Turco, Andrea Fardelli, Francesco Morante
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2024, 146(7): 071008.
Paper No: GTP-23-1508
https://doi.org/10.1115/1.4064264
Published Online: February 8, 2024
View Article titled, Tuning Modal Behavior of Additively Manufactured Lattice Structures
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Topics: Additive manufacturing, Density, Design, Finite element methods, Finite element model, Geometry, Hammers, Metamaterials, Modal analysis, Optimization
Journal Articles

Proper Orthogonal Decomposition-Based Surrogate Modeling Approximation for Aeroengines Nonlinear Unbalance Responses

Francesco D'Alessandro, Hugo Festjens, Gael Chevallier, Scott Cogan, Tariq Benamara, Caroline Sainvitu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2024, 146(1): 011013.
Paper No: GTP-23-1345
https://doi.org/10.1115/1.4063519
Published Online: October 26, 2023
View Article titled, Proper Orthogonal Decomposition-Based Surrogate Modeling Approximation for Aeroengines Nonlinear Unbalance Responses
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Topics: Approximation, Damping, Experimental design, Finite element model, Metamodeling, Rotors, Simulation, Stators, Design, Rotordynamics
Journal Articles

Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing

Giuseppe Macoretta, Bernardo Disma Monelli, Paolo Neri, Federico Bucciarelli, Enrico Giusti, Damaso Checcacci, Gianfranco Maffulli
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051021.
Paper No: GTP-22-1510
https://doi.org/10.1115/1.4056129
Published Online: January 10, 2023
View Article titled, Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing
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Topics: Blades, Bushings, Friction, Nozzle guide vanes, Testing, Stress, Manufacturing, Modal analysis, Finite element model
Journal Articles

Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091010.
Paper No: GTP-22-1020
https://doi.org/10.1115/1.4054946
Published Online: August 17, 2022
View Article titled, Gaussian Stochastic Process Modeling of Blend Repaired Airfoil Modal Response Using Reduced Basis Mode Shape Approach
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Topics: Airfoils, Modal assurance criterion, Mode shapes, Design, Finite element model, Geometry
Journal Articles

Operational Modal Analyses of Brush Seals and Seating Load Simulations

Ertuğrul Tolga Duran
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071005.
Paper No: GTP-21-1610
https://doi.org/10.1115/1.4053964
Published Online: May 20, 2022
View Article titled, Operational Modal Analyses of Brush Seals and Seating Load Simulations
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Topics: Fibers, Modeling, Pressure, Stress, Simulation, Modal analysis, Stability, Finite element analysis, Rotors, Design
Journal Articles

Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models

Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh, Emily B. Carper, Joseph A. Beck
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031013.
Paper No: GTP-21-1063
https://doi.org/10.1115/1.4051174
Published Online: January 3, 2022
View Article titled, Optimization of Airfoil Blend Limits With As-Manufactured Geometry Finite Element Models
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Topics: Airfoils, Blades, Geometry, Optimization, Finite element model, Mode shapes, Design, Rotors
Journal Articles

Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Daniel L. Gillaugh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2022, 144(3): 031006.
Paper No: GTP-21-1487
https://doi.org/10.1115/1.4052427
Published Online: December 7, 2021
View Article titled, Numerical Methods for Calculating Component Modes for Geometric Mistuning Reduced-Order Models
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Topics: Algorithms, Density, Errors, Finite element model, Geometry, Numerical analysis, Storage, Stiffness, Parallel processing
Journal Articles

Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models

Daniel L. Gillaugh, Timothy J. Janczewski, Alexander A. Kaszynski, Jeffrey M. Brown, Joseph A. Beck, Chase Nessler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111023.
Paper No: GTP-21-1059
https://doi.org/10.1115/1.4051358
Published Online: October 13, 2021
View Article titled, Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models
Open the PDF for Forced Response Variation of a Compressor Utilizing Blade Tip Timing, Strain Gages, and As-Manufactured Finite Element Models in another window
Topics: Blades, Finite element model, Strain gages, Stress, Compressors, Probes
Journal Articles

Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models

Joseph A. Beck, Jeffrey M. Brown, Daniel L. Gillaugh, Emily B. Carper, Alex A. Kaszynski
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121012.
Paper No: GTP-20-1576
https://doi.org/10.1115/1.4051111
Published Online: October 12, 2021
View Article titled, Integrally Bladed Rotor Mistuning Identification and Model Updating Using Geometric Mistuning Models
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Topics: Algorithms, Approximation, Blades, Eigenvalues, Elastic moduli, Errors, Excitation, Finite element model, Geometry, Materials properties
Journal Articles

Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors

Christoph Rocky Heinrich, Arnold Kühhorn, Klaus Steff, Nico Petry
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071022.
Paper No: GTP-20-1449
https://doi.org/10.1115/1.4049447
Published Online: March 31, 2021
View Article titled, Generalized Model for the Approximation of Coupled Acousto-Mechanical Natural Frequencies in High-Pressure Centrifugal Compressors
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Topics: Acoustics, Cavities, Compressors, Computer simulation, Fluids, Impellers, Pressure, Finite element model, High pressure (Physics), Finite element analysis
Journal Articles

Nonlinear Modal Analysis of Frictional Ring Damper for Compressor Blisk

Yekai Sun, Jie Yuan, Enora Denimal, Loïc Salles
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031008.
Paper No: GTP-20-1592
https://doi.org/10.1115/1.4049761
Published Online: February 8, 2021
View Article titled, Nonlinear Modal Analysis of Frictional Ring Damper for Compressor Blisk
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Topics: Dampers, Damping, Friction, Modal analysis, Resonance, Compressors, Finite element model, Nonlinear vibration, Disks
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
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031010.
Paper No: GTP-20-1629
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)
Journal Articles

A Methodology to Characterize Modal Damping in Vibrating Systems: Application to the Case of Gas Turbine Combustion Chambers

Andrea Amedei, Enrico Meli, Andrea Rindi, Egidio Pucci
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2021, 143(1): 011009.
Paper No: GTP-20-1755
https://doi.org/10.1115/1.4049229
Published Online: December 24, 2020
View Article titled, A Methodology to Characterize Modal Damping in Vibrating Systems: Application to the Case of Gas Turbine Combustion Chambers
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Topics: Combustion chambers, Damping, Finite element model, Gas turbines
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

A New Mistuning Identification Method Based on the Subset of Nominal System Modes Method

Christian U. Waldherr, Patrick Buchwald, Damian M. Vogt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2020, 142(2): 021016.
Paper No: GTP-19-1474
https://doi.org/10.1115/1.4045517
Published Online: January 16, 2020
View Article titled, A New Mistuning Identification Method Based on the Subset of Nominal System Modes Method
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Topics: Blades, Compressors, Eigenvalues, Errors, Mode shapes, Noise (Sound), Probability, Resonance, Stiffness, Traveling waves
Journal Articles

Geometric Mistuning Reduced-Order Model Development Utilizing Bayesian Surrogate Models for Component Mode Calculations

Joseph A. Beck, Jeffrey M. Brown, Alex A. Kaszynski, Emily B. Carper, Daniel L. Gillaugh
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101013.
Paper No: GTP-19-1355
https://doi.org/10.1115/1.4044454
Published Online: September 16, 2019
View Article titled, Geometric Mistuning Reduced-Order Model Development Utilizing Bayesian Surrogate Models for Component Mode Calculations
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Topics: Blades, Eigenvalues, Errors, Finite element model, Geometry, Modal analysis, Mode shapes, Model development, Rotors, Uncertainty
Journal Articles

Reduced-Order Modeling for Stability and Steady-State Response Analysis of Asymmetric Rotor Using Three-Dimensional Finite Element Model

Zhaoli Zheng, Yonghui Xie, Di Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101001.
Paper No: GTP-19-1328
https://doi.org/10.1115/1.4044217
Published Online: July 22, 2019
View Article titled, Reduced-Order Modeling for Stability and Steady-State Response Analysis of Asymmetric Rotor Using Three-Dimensional Finite Element Model
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Topics: Bearings, Modeling, Rotors, Stability, Steady state, Damping, Anisotropy, Stiffness, Equations of motion, Finite element model
Journal Articles

Numerical Study on Fretting Wear of Mating Surface Between Piston Crown and Skirt in Heavy Duty Diesel Engine

Yi Wang, Limin Wu, Shuo Liu, Mei Li, Xianghui Meng, Yi Cui
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2019, 141(8): 081013.
Paper No: GTP-19-1106
https://doi.org/10.1115/1.4043274
Published Online: April 16, 2019
View Article titled, Numerical Study on Fretting Wear of Mating Surface Between Piston Crown and Skirt in Heavy Duty Diesel Engine
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Topics: Pistons, Wear, Finite element model, Cycles
Journal Articles

Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed

Eric Kurstak, Ryan Wilber, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051018.
Paper No: GTP-18-1495
https://doi.org/10.1115/1.4041204
Published Online: March 8, 2019
View Article titled, Parametric Reduced Order Models for Bladed Disks With Mistuning and Varying Operational Speed
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Topics: Blades, Coordinate measuring machines, Disks, Finite element methods, Finite element model, Stiffness, Modal analysis, Errors
Journal Articles

An Efficient Approach for the Frequency Analysis of Nonaxisymmetric Rotating Structures: Application to a Coupled Bladed Birotor System

Cécile Dumartineix, Benjamin Chouvion, Fabrice Thouverez, Marie-Océane Parent
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041033.
Paper No: GTP-18-1371
https://doi.org/10.1115/1.4040865
Published Online: December 10, 2018
View Article titled, An Efficient Approach for the Frequency Analysis of Nonaxisymmetric Rotating Structures: Application to a Coupled Bladed Birotor System
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Topics: Bearings, Disks, Equations of motion, Rotors, Blades, Stress, Rotation, Resolution (Optics), Finite element model