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Journal Articles

Robust Controller Development via Iterative Model Updating for Active Magnetic Bearing Rotor Systems

Accepted Manuscript
Giovanni Donati, Massimiliano Ortiz Neri, Marco Mugnaini, Michele Basso, Jerzy T. Sawicki
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1253
https://doi.org/10.1115/1.4066614
Published Online: September 26, 2024
View Article titled, Robust Controller Development via Iterative Model Updating for Active Magnetic Bearing Rotor Systems
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Topics: Control equipment, Magnetic bearings, Rotors, Optimization algorithms, Finite element analysis, Frequency response, Model-based control, Press fits, Reliability, Rotordynamics
Journal Articles

Mistuning Sensitivity of a Fan Bladed-Disk With Geometrical Nonlinearities

Samuel Quaegebeur, Fabrice Thouverez
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2023, 145(12): 121012.
Paper No: GTP-23-1342
https://doi.org/10.1115/1.4063318
Published Online: October 17, 2023
View Article titled, Mistuning Sensitivity of a Fan Bladed-Disk With Geometrical Nonlinearities
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Topics: Blades, Excitation, Frequency response, Nonlinear systems, Waves, Bladed disks, Displacement, Linear systems
Journal Articles

Identification of Mistuning Based on Forced Response Measurements and Assessment for a Real Compressor Blisk

Benjamin Seeger, Lukas Kohlmann, Harald Schoenenborn, Stefan Schwarz, Malte Krack
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091006.
Paper No: GTP-22-1116
https://doi.org/10.1115/1.4055019
Published Online: August 1, 2022
View Article titled, Identification of Mistuning Based on Forced Response Measurements and Assessment for a Real Compressor Blisk
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Topics: Blades, Cantilevers, Damping, Frequency response, Stiffness, Compressors, Resonance, Excitation, Vibration, Electromagnetic spectrum
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

Measured and Simulated Forced Response of a Rotating Turbine Disk With Asymmetric and Cylindrical Underplatform Dampers

Thomas Hoffmann, 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. May 2020, 142(5): 051002.
Paper No: GTP-19-1297
https://doi.org/10.1115/1.4045337
Published Online: February 14, 2020
View Article titled, Measured and Simulated Forced Response of a Rotating Turbine Disk With Asymmetric and Cylindrical Underplatform Dampers
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Topics: Blades, Dampers, Disks, Excitation, Turbines, Rotation, Resonance, Simulation, Dynamics (Mechanics), Frequency response
Journal Articles

Rotational Speed-Dependent Contact Formulation for Nonlinear Blade Dynamics Prediction

Torsten Heinze, Lars Panning-von Scheidt, Jörg Wallaschek, Andreas Hartung
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2019, 141(4): 042503.
Paper No: GTP-18-1332
https://doi.org/10.1115/1.4040843
Published Online: December 5, 2018
View Article titled, Rotational Speed-Dependent Contact Formulation for Nonlinear Blade Dynamics Prediction
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Topics: Blades, Disks, Dynamics (Mechanics), Equations of motion, Frequency response, Friction, Interpolation, Stiffness, Errors, Computation
Journal Articles

Numerical Assessment of Reduced Order Modeling Techniques for Dynamic Analysis of Jointed Structures With Contact Nonlinearities

Jie Yuan, Fadi El-Haddad, Loic Salles, Chian Wong
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2019, 141(3): 031027.
Paper No: GTP-18-1396
https://doi.org/10.1115/1.4041147
Published Online: November 1, 2018
View Article titled, Numerical Assessment of Reduced Order Modeling Techniques for Dynamic Analysis of Jointed Structures With Contact Nonlinearities
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Topics: Displacement, Dynamic analysis, Errors, Excitation, Friction, Modeling, Stiffness, Frequency response, Springs
Journal Articles

A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Toward Understanding the Onset of Low Frequency Shaft Motions

Luis San Andrés, Bonjin Koo, Makoto Hemmi
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2018, 140(5): 052506.
Paper No: GTP-17-1382
https://doi.org/10.1115/1.4038043
Published Online: January 3, 2018
View Article titled, A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Toward Understanding the Onset of Low Frequency Shaft Motions
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Topics: Bearings, Flow (Dynamics), Stress, Frequency response, Rotors, Damping, Lubricants
Journal Articles

A Study of Bulk Modulus, Entrained Air, and Dynamic Pressure Measurements in Liquids

Adam M. Hurst, Joe VanDeWeert
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2016, 138(10): 101601.
Paper No: GTP-16-1109
https://doi.org/10.1115/1.4033215
Published Online: April 26, 2016
View Article titled, A Study of Bulk Modulus, Entrained Air, and Dynamic Pressure Measurements in Liquids
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Topics: Air entrainment, Bulk modulus, Fluids, Frequency response, Geometry, Pressure, Pressure transducers, Speed of sound, Transducers, Damping
Journal Articles

Quantitative Stability Analysis Using Real-Valued Frequency Response Data

Martin Schmid, Ralf S. Blumenthal, Moritz Schulze, Wolfgang Polifke, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2013, 135(12): 121601.
Paper No: GTP-13-1240
https://doi.org/10.1115/1.4025299
Published Online: September 20, 2013
View Article titled, Quantitative Stability Analysis Using Real-Valued Frequency Response Data
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Topics: Approximation, Filters, Flames, Frequency response, Stability, Transfer functions, Cycles, Extruding
Journal Articles

An Experimental and Theoretical Investigation of Wave Propagation in Teflon and Nylon Tubing With Methods to Prevent Aliasing in Pressure Scanners

Adam M. Hurst, Joe VanDeWeert
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2013, 135(10): 101602.
Paper No: GTP-13-1196
https://doi.org/10.1115/1.4025004
Published Online: September 6, 2013
View Article titled, An Experimental and Theoretical Investigation of Wave Propagation in Teflon and Nylon Tubing With Methods to Prevent Aliasing in Pressure Scanners
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Topics: Nylon fabrics, Pressure, Tubing, Resonance, Transmission lines, Frequency response, Generators, Pressure measurement
Journal Articles

Rotordynamic Evaluation of Centrifugal Compressor Using Electromagnetic Exciter

Naohiko Takahashi, Yohei Magara, Mitsuhiro Narita, Haruo Miura
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 032505.
https://doi.org/10.1115/1.4004439
Published Online: January 4, 2012
View Article titled, Rotordynamic Evaluation of Centrifugal Compressor Using Electromagnetic Exciter
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Topics: Bearings, Compressors, Damping, Eigenvalues, Excitation systems, High pressure (Physics), Rotors, Stability, Frequency response, Magnetic bearings
Journal Articles

Power Reserve Control for Gas Turbines in Combined Cycle Applications

Eric A. Müller, Andrew Wihler
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2012, 134(1): 011601.
https://doi.org/10.1115/1.4004188
Published Online: November 4, 2011
View Article titled, Power Reserve Control for Gas Turbines in Combined Cycle Applications
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Topics: Combined cycle power stations, Control equipment, Gas turbines, Stress, Frequency response, Energy generation, Combined cycles, Power stations, Steam turbines
Journal Articles

Experimental Analysis of a Waveguide Pressure Measuring System

Matthew A. White, Manuj Dhingra, J. V. R. Prasad
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 2010, 132(4): 041603.
https://doi.org/10.1115/1.3159387
Published Online: January 26, 2010
View Article titled, Experimental Analysis of a Waveguide Pressure Measuring System
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Topics: Blades, Pressure, Sensors, Waveguides, Compressors, Frequency response, Oscillations, Temperature, Probes, Pressure measurement
Journal Articles

Dynamics of Multistage Bladed Disks Systems

Denis Laxalde, Jean-Pierre Lombard, Fabrice Thouverez
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2007, 129(4): 1058–1064.
https://doi.org/10.1115/1.2747641
Published Online: April 27, 2007
View Article titled, Dynamics of Multistage Bladed Disks Systems
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Topics: Compressors, Disks, Dynamics (Mechanics), Modal analysis, Excitation, Engines, Degrees of freedom, Finite element model, Gas turbines, Finite element analysis
Journal Articles

Identification of Frequency-Dependent Parameters in a Flexible Rotor System

Qingyu Wang, Eric H. Maslen
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2006, 128(3): 670–676.
https://doi.org/10.1115/1.2135814
Published Online: September 28, 2005
View Article titled, Identification of Frequency-Dependent Parameters in a Flexible Rotor System
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Topics: Bearings, Engineering models, Rotors, Uncertainty, Dynamics (Mechanics), Frequency response, Errors, Simulation
Journal Articles

Frequency Response Analysis of an Actively Lubricated Rotor/Tilting-Pad Bearing System

Rodrigo Nicoletti, Ilmar Ferreira Santos
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2005, 127(3): 638–645.
https://doi.org/10.1115/1.1850940
Published Online: June 24, 2005
View Article titled, Frequency Response Analysis of an Actively Lubricated Rotor/Tilting-Pad Bearing System
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Topics: Bearings, Lubrication, Rotors, Frequency response, Excitation, Vibration, Machinery
Journal Articles

Model Identification of a Rotor With Magnetic Bearings

J. A. Va´zquez, E. H. Maslen, H.-J. Ahn, D.-C. Han
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2003, 125(1): 149–155.
https://doi.org/10.1115/1.1499730
Published Online: December 27, 2002
View Article titled, Model Identification of a Rotor With Magnetic Bearings
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Topics: Frequency response, Magnetic bearings, Rotors, Transfer functions, Wire, Errors
Journal Articles

Control System Design for Active Lubrication With Theoretical and Experimental Examples

I. F. Santos, A. Scalabrin
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2003, 125(1): 75–80.
https://doi.org/10.1115/1.1451757
Published Online: December 27, 2002
View Article titled, Control System Design for Active Lubrication With Theoretical and Experimental Examples
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Topics: Bearings, Control systems, Damping, Design, Eigenvalues, Feedback, Lubrication, Rotors, Stiffness, Frequency response
Journal Articles

Combustion Instabilities in Industrial Gas Turbines—Measurements on Operating Plant and Thermoacoustic Modeling

David E. Hobson, John E. Fackrell, Gary Hewitt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2000, 122(3): 420–428.
https://doi.org/10.1115/1.1287238
Published Online: May 15, 2000
View Article titled, Combustion Instabilities in Industrial Gas Turbines—Measurements on Operating Plant and Thermoacoustic Modeling
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Topics: Acoustics, Combustion, Damping, Delays, Flames, Fuels, Pressure, Frequency response, Stress, Ducts