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Journal Articles

Aeroelastic Influence of Blade-Shaft Coupling in a 1 1/2-Stage Axial Compressor

Accepted Manuscript
Niklas Maroldt, Joerg R. Seume
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1513
https://doi.org/10.1115/1.4066372
Published Online: August 27, 2024
View Article titled, Aeroelastic Influence of Blade-Shaft Coupling in a 1 1/2-Stage Axial Compressor
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Topics: Blades, Compressors, Damping, Design, Vibration, Acoustics, Aerodynamics, Bladed disks, Computational fluid dynamics, Excitation systems
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

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

Application of Machine Learning to Forced Response Predictions of an Industrial Axial Compressor Rotor Blade

Giuseppe Bruni, Senthil Krishnababu, Simon Jackson
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011019.
Paper No: GTP-22-1341
https://doi.org/10.1115/1.4055634
Published Online: October 21, 2022
View Article titled, Application of Machine Learning to Forced Response Predictions of an Industrial Axial Compressor Rotor Blade
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Topics: Artificial neural networks, Blades, Compressors, Computational fluid dynamics, Damping, Design, Machine learning, Mode shapes, Resonance, Modal analysis
Journal Articles

The Application of the Arbitrary-Order Galerkin Reduction Method to the Dynamic Analysis of a Rotor With a Preloaded Single-Pad Foil-Air Bearing

Ibrahim Ghalayini, Philip Bonello
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091015.
Paper No: GTP-22-1240
https://doi.org/10.1115/1.4055188
Published Online: August 26, 2022
View Article titled, The Application of the Arbitrary-Order Galerkin Reduction Method to the Dynamic Analysis of a Rotor With a Preloaded Single-Pad Foil-Air Bearing
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Topics: Clearances (Engineering), Foil bearings, Rotors, Vibration, Dynamic analysis, Equilibrium (Physics), Stability, Modal analysis, Damping, Simulation
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

Determining the Influence of Casing Vibrational Behavior on Rotordynamics

Mona Amer, Martin Paehr, Lars Panning-von Scheidt, Joerg R. Seume, Joachim Schmied
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2022, 144(5): 051012.
Paper No: GTP-21-1556
https://doi.org/10.1115/1.4053123
Published Online: February 21, 2022
View Article titled, Determining the Influence of Casing Vibrational Behavior on Rotordynamics
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Topics: Bearings, Compressors, Computer simulation, Damping, Excitation, Manufacturing, Modal analysis, Modeling, Rotordynamics, Rotors
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

A Model Reduction Method for Bladed Disks With Large Geometric Mistuning Using a Partially Reduced Intermediate System Model

Lukas Schwerdt, Lars Panning-von Scheidt, Jörg Wallaschek
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071031.
Paper No: GTP-20-1571
https://doi.org/10.1115/1.4049357
Published Online: March 31, 2021
View Article titled, A Model Reduction Method for Bladed Disks With Large Geometric Mistuning Using a Partially Reduced Intermediate System Model
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Topics: Blades, Compressors, Disks, Modal analysis, Prisms (Optics), Errors, Maintenance, Simulation, Damage, Finite element analysis
Journal Articles

Interaction Between Coriolis Forces and Mistuning on a Cyclic Symmetric Structure With Geometrical Nonlinearity

Anthony Tacher, Fabrice Thouverez, Jason Armand
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051006.
Paper No: GTP-20-1398
https://doi.org/10.1115/1.4048844
Published Online: March 11, 2021
View Article titled, Interaction Between Coriolis Forces and Mistuning on a Cyclic Symmetric Structure With Geometrical Nonlinearity
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Topics: Coriolis force, Eigenvalues, Modal analysis, Standing waves, Traveling waves, Stiffness, Disks
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

Analysis of Friction-Saturated Flutter Vibrations With a Fully Coupled Frequency Domain Method

Christian Berthold, Johann Gross, Christian Frey, Malte Krack
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2020, 142(11): 111007.
Paper No: GTP-20-1508
https://doi.org/10.1115/1.4048650
Published Online: October 20, 2020
View Article titled, Analysis of Friction-Saturated Flutter Vibrations With a Fully Coupled Frequency Domain Method
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Topics: Aerodynamics, Damping, Deflection, Deformation, Flow (Dynamics), Fluid-dynamic forces, Flutter (Aerodynamics), Friction, Limit cycles, Shapes
Journal Articles

Validation of a Turbine Blade Component Test With Frictional Contacts by Phase-Locked-Loop and Force-Controlled Measurements

Stefan Schwarz, Lukas Kohlmann, Andreas Hartung, Johann Gross, Maren Scheel, Malte Krack
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2020, 142(5): 051006.
Paper No: GTP-19-1376
https://doi.org/10.1115/1.4044772
Published Online: March 27, 2020
View Article titled, Validation of a Turbine Blade Component Test With Frictional Contacts by Phase-Locked-Loop and Force-Controlled Measurements
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Topics: Blades, Damping, Excitation, Modal analysis, Turbine blades, Frequency response, Control equipment, Force measurement, Friction, Vibration
Journal Articles

A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks

Eric Kurstak, Kiran D'Souza
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2020, 142(4): 041015.
Paper No: GTP-19-1441
https://doi.org/10.1115/1.4045023
Published Online: February 3, 2020
View Article titled, A Statistical Characterization of the Effects and Interactions of Small and Large Mistuning on Multistage Bladed Disks
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Topics: Blades, Design, Disks, Dynamics (Mechanics), Modeling, Modal analysis, Engines, Rotors, Stiffness, Damage
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

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

Nonlinear Vibration of Rotating Corotational Two-Dimensional Beams With Large Displacement

Zihan Shen, Benjamin Chouvion, Fabrice Thouverez, Aline Beley, Jean-Daniel Beley
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2019, 141(5): 051008.
Paper No: GTP-18-1365
https://doi.org/10.1115/1.4041024
Published Online: December 7, 2018
View Article titled, Nonlinear Vibration of Rotating Corotational Two-Dimensional Beams With Large Displacement
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Topics: Deformation, Displacement, Rotation, Kinetic energy, Rotating beams, Vibration, Dynamics (Mechanics), Modal analysis, Nonlinear vibration, Transient analysis
Journal Articles

Benchmark of a Novel Aero-Elastic Simulation Code for Small Scale VAWT Analysis

David Marten, Matthew Lennie, George Pechlivanoglou, Christian Oliver Paschereit, Alessandro Bianchini, Giovanni Ferrara, Lorenzo Ferrari
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 041014.
Paper No: GTP-18-1489
https://doi.org/10.1115/1.4041519
Published Online: November 28, 2018
View Article titled, Benchmark of a Novel Aero-Elastic Simulation Code for Small Scale VAWT Analysis
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Topics: Blades, Rotors, Simulation, Turbines, Vertical axis wind turbines, Modal analysis, Flow (Dynamics), Vortices
Journal Articles

Modal Analysis of Fuel Injection Systems and the Determination of a Transfer Function Between Rail Pressure and Injection Rate

A. Ferrari, F. Paolicelli
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112808.
Paper No: GTP-16-1549
https://doi.org/10.1115/1.4039348
Published Online: July 30, 2018
View Article titled, Modal Analysis of Fuel Injection Systems and the Determination of a Transfer Function Between Rail Pressure and Injection Rate
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Topics: Ejectors, Flow (Dynamics), Fuels, Pipes, Pressure, Pumps, Rails, Transfer functions, Modal analysis, Eigenvalues
Journal Articles

Modal Analyses of an Axial Turbine Blisk With Intentional Mistuning

Bernd Beirow, Felix Figaschewsky, Arnold Kühhorn, Alfons Bornhorn
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2018, 140(1): 012503.
Paper No: GTP-17-1260
https://doi.org/10.1115/1.4037588
Published Online: September 19, 2017
View Article titled, Modal Analyses of an Axial Turbine Blisk With Intentional Mistuning
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Topics: Blades, Damping, Design, Modal analysis, Mode shapes, Optimization, Turbines, Excitation, Engineering prototypes, Engines