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Journal Articles

Method for Predicting the Damping Ratio of Ring Dampers in Radial Standing Waves

Available to Purchase
Chenhong Du, Yanrong Wang, Xianghua Jiang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2025, 147(11): 111004.
Paper No: GTP-24-1761
https://doi.org/10.1115/1.4068388
Published Online: May 12, 2025
View Articletitled, Method for Predicting the Damping Ratio of Ring Dampers in Radial Standing Waves
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Topics: Bladed disks, Dampers, Damping, Displacement, Finite element methods, Friction, Vibration
Journal Articles

Numerical and Experimental Investigation of Friction Damping in Shrouded Blades

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Accepted Manuscript
Chenhong Du, Yanrong Wang, Xianghua Jiang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power.
Paper No: GTP-24-1829
https://doi.org/10.1115/1.4068653
Published Online: May 12, 2025
View Articletitled, Numerical and Experimental Investigation of Friction Damping in Shrouded Blades
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Topics: Blades, Damping, Friction, High cycle fatigue, Performance, Resonance, Simulation, Stress, Displacement, Excitation
Journal Articles

Modeling of Frictional Interbristle Contact in Brush Seals With Shaft Radial Movements

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H. M. Phan, M. J. Pekris, J. W. Chew, T. J. Greenslade
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091015.
Paper No: GTP-24-1708
https://doi.org/10.1115/1.4067268
Published Online: January 29, 2025
View Articletitled, Modeling of Frictional Interbristle Contact in Brush Seals With Shaft Radial Movements
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Topics: Clearances (Engineering), Friction, Modeling, Pressure, Computer simulation, Algorithms
Journal Articles

The Impact of Different Equilibrium Hypotheses on the Nonlinear Response of Bladed Disks

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Gianmarco Zara, Teresa Maria Berruti, Stefano Zucca
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2025, 147(9): 091002.
Paper No: GTP-24-1753
https://doi.org/10.1115/1.4067218
Published Online: January 20, 2025
View Articletitled, The Impact of Different Equilibrium Hypotheses on the Nonlinear Response of Bladed Disks
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Topics: Bladed disks, Blades, Computation, Dampers, Equilibrium (Physics), Optimization algorithms, Friction, Vibration, Coulombs
Journal Articles

Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads

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Pascal Jolly, Mihai Arghir, Hidetoshi Kasahara, Wataru Kimura
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061014.
Paper No: GTP-24-1642
https://doi.org/10.1115/1.4066788
Published Online: December 11, 2024
View Articletitled, Experimental Investigations on Carbon Segmented Seals With Smooth and Pocketed Pads
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Topics: Friction, Leakage, Pressure, Rotors, Shorelines, Torque, Carbon
Journal Articles

On a New Cyclic Symmetry Formulation Accounting for Boundaries Undergoing Nonlinear Forces

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Samuel Quaegebeur, Fabrice Thouverez
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061007.
Paper No: GTP-24-1608
https://doi.org/10.1115/1.4066605
Published Online: November 22, 2024
View Articletitled, On a New Cyclic Symmetry Formulation Accounting for Boundaries Undergoing Nonlinear Forces
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Topics: Blades, Displacement, Excitation, Finite element model, Friction, Standing waves, Frequency response, Accounting, Traveling waves, Shapes
Journal Articles

Application of Interface Reduction Methods to Rotordynamic Casing Models

Open Access
Martin Paehr, Lars Panning-von Scheidt
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2025, 147(5): 051019.
Paper No: GTP-24-1605
https://doi.org/10.1115/1.4066606
Published Online: November 22, 2024
View Articletitled, Application of Interface Reduction Methods to Rotordynamic Casing Models
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Topics: Damping, Friction, Manufacturing, Rotors, Polynomials, Stiffness, Bearings, Eigenvalues, Equations of motion, Excitation
Journal Articles

Validation of a Methodology to Assess the Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed Disks—Part II: Rotational Speed Effects

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Alvaro Escudero, Salvador Rodríguez-Blanco, Roque Corral
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2025, 147(6): 061002.
Paper No: GTP-24-1534
https://doi.org/10.1115/1.4066584
Published Online: November 14, 2024
View Articletitled, Validation of a Methodology to Assess the Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed Disks—Part II: Rotational Speed Effects
Open the PDF for Validation of a Methodology to Assess the Flutter Limit Cycle Oscillation Amplitude of Low-Pressure Turbine Bladed Disks—Part II: Rotational Speed Effects in another window
Topics: Blades, Flutter (Aerodynamics), Pressure, Rotors, Vibration, Damping, Turbines, Friction, Mach number, Bladed disks
Journal Articles

Tribological Performance of Soft Magnetic Composite Materials for Gas Turbine Applications

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Alessio Suman, Annalisa Fortini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2025, 147(4): 041010.
Paper No: GTP-24-1497
https://doi.org/10.1115/1.4066423
Published Online: October 15, 2024
View Articletitled, Tribological Performance of Soft Magnetic Composite Materials for Gas Turbine Applications
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Topics: Composite materials, Friction, Stress, Surface mount components, Temperature, Tribology, Wear, Disks, Gas turbines, Viscosity
Journal Articles

Relationship Between Wavy Liquid Film Dynamics and Droplet Formation From Trailing Edge

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Yoshiaki Kamada, Keito Murakami, Zhenying Wang, Chihiro Inoue, Shigeki Senoo
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2025, 147(3): 031014.
Paper No: GTP-24-1498
https://doi.org/10.1115/1.4066375
Published Online: October 4, 2024
View Articletitled, Relationship Between Wavy Liquid Film Dynamics and Droplet Formation From Trailing Edge
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Topics: Air flow, Drops, Film thickness, Flow (Dynamics), Liquid films, Dynamics (Mechanics), Friction, Fluorescence, Brightness (Photometry)
Journal Articles

Multidisciplinary Design Methodology for Micro-Gas-Turbines—Part I: Reduced Order Component Design and Modeling

Free
Lukas Badum, Felix Schirrecker, Beni Cukurel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2024, 146(10): 101001.
Paper No: GTP-23-1652
https://doi.org/10.1115/1.4064825
Published Online: April 12, 2024
View Articletitled, Multidisciplinary Design Methodology for Micro-Gas-Turbines—Part I: Reduced Order Component Design and Modeling
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Topics: Combustion chambers, Compressors, Design, Flow (Dynamics), Generators, Rotors, Turbines, Design methodology, Computational fluid dynamics, Blades
Journal Articles

Insights Into Frictional Brush Seal Hysteresis

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H. M. Phan, M. J. Pekris, J. W. Chew
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2024, 146(8): 081010.
Paper No: GTP-23-1521
https://doi.org/10.1115/1.4064151
Published Online: February 8, 2024
View Articletitled, Insights Into Frictional Brush Seal Hysteresis
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Topics: Displacement, Friction, Pressure
Journal Articles

Friction Saturated Limit Cycle Oscillations—Test Rig Design and Validation of Numerical Prediction Methods

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Stefan Schwarz, Johannes Reil, Johann Gross, Andreas Hartung, David Rittinger, Malte Krack
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051020.
Paper No: GTP-23-1367
https://doi.org/10.1115/1.4063769
Published Online: December 26, 2023
View Articletitled, Friction Saturated Limit Cycle Oscillations—Test Rig Design and Validation of Numerical Prediction Methods
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Topics: Damping, Design, Feedback, Friction, Limit cycles, Oscillations, Simulation, Excitation systems, Excitation
Journal Articles

Development and Validation of a Segregated Conjugate Heat Transfer Procedure on a sCO 2 Dry Gas Seal Test Bench

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Isacco Rafanelli, Giulio Generini, Antonio Andreini, Tommaso Diurno, Gabriele Girezzi, Andrea Paggini
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2024, 146(5): 051003.
Paper No: GTP-23-1514
https://doi.org/10.1115/1.4063716
Published Online: December 8, 2023
View Articletitled, Development and Validation of a Segregated Conjugate Heat Transfer Procedure on a sCO 2 Dry Gas Seal Test Bench
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Topics: Computational fluid dynamics, Design, Flow (Dynamics), Fluids, Friction, Heat, Heat transfer, Temperature, Pressure, Simulation
Journal Articles

Numerical Investigation of Friction Induced Interaction of Flutter Modes in a Realistic Low Pressure Turbine Rotor

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Salvador Rodríguez-Blanco, Javier González-Monge, Carlos Martel
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2023, 145(11): 111021.
Paper No: GTP-23-1319
https://doi.org/10.1115/1.4063374
Published Online: October 3, 2023
View Articletitled, Numerical Investigation of Friction Induced Interaction of Flutter Modes in a Realistic Low Pressure Turbine Rotor
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Topics: Bladed disks, Blades, Displacement, Flutter (Aerodynamics), Friction, Rotors, Traveling waves, Turbines, Pressure, Vibration
Journal Articles

Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals

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Erwan Fourt, Mihai Arghir, Pascal Jolly, Mohamed Andasmas
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2023, 145(9): 091005.
Paper No: GTP-23-1163
https://doi.org/10.1115/1.4062692
Published Online: July 19, 2023
View Articletitled, Experimental Analysis of the Leakage Characteristics of Three Types of Annular Segmented Seals
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Topics: Leakage, Leakage flows, Pressure, Rotors, Temperature, Torque, Clearances (Engineering), Friction, Experimental analysis, Flow (Dynamics)
Journal Articles

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

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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 Articletitled, Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing
Open the PDF for Mechanical Behavior of Variable Nozzle Guide Vane Systems Based on Full-Scale Testing in another window
Topics: Blades, Bushings, Friction, Nozzle guide vanes, Testing, Stress, Manufacturing, Modal analysis, Finite element model
Journal Articles

Experimental Investigation of Friction Damping in Blade Root Joints

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Daniele Botto, Federica Cuccovillo, Veronica Iannotti
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051010.
Paper No: GTP-22-1539
https://doi.org/10.1115/1.4056099
Published Online: December 22, 2022
View Articletitled, Experimental Investigation of Friction Damping in Blade Root Joints
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Topics: Blades, Damping, Displacement, Friction, Stress, Stiffness, Vibration, Signals, Lubricants
Journal Articles

Sound Generation in Multicomponent Nozzle Flows With Dissipation

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Animesh Jain, Luca Magri
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051003.
Paper No: GTP-22-1333
https://doi.org/10.1115/1.4055761
Published Online: December 20, 2022
View Articletitled, Sound Generation in Multicomponent Nozzle Flows With Dissipation
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Topics: Flow (Dynamics), Noise (Sound), Nozzles, Acoustics, Friction
Journal Articles

The Numerical and Experimental Evaluation of a Coupled Blade Dynamic Limit Response With Friction Contacts

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Kelly Grant, Chiara Gastaldi, Teresa M. Berruti, Rudolf Kellerer
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2023, 145(4): 041022.
Paper No: GTP-22-1469
https://doi.org/10.1115/1.4055786
Published Online: December 14, 2022
View Articletitled, The Numerical and Experimental Evaluation of a Coupled Blade Dynamic Limit Response With Friction Contacts
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Topics: Blades, Displacement, Excitation, Friction, Strain gages, Damping, Stiffness