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Journal Articles

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

Salvador Rodríguez-Blanco, Javier González-Monge, Carlos Martel
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
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 Article titled, 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

Dynamic Characterization of an Adaptive Film-Riding Seal

Accepted Manuscript
Josh Bird, Patrick S Keogh, Carl M. Sangan, Aaron Bowsher, Peter Crudgington, James Scobie
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1368
https://doi.org/10.1115/1.4063549
Published Online: September 29, 2023
View Article titled, Dynamic Characterization of an Adaptive Film-Riding Seal
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Topics: Clearances (Engineering), Computer simulation, Damping, Design, Displacement, Eddies (Fluid dynamics), Eddy currents (Electricity), Fluid films, Fluids, High pressure (Physics)
Journal Articles

Measurement of Temperature and Load Vs. Bearing Displacement in a Thrust Foil Bearing: Differences Between Light Load and High Load Operation

Accepted Manuscript
Luis San Andres, Azael Duran-Castillo, Juan C. Jauregui, Oscar De Santiago Duran, Daniel Lubell
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1382
https://doi.org/10.1115/1.4063545
Published Online: September 29, 2023
View Article titled, Measurement of Temperature and Load Vs. Bearing Displacement in a Thrust Foil Bearing: Differences Between Light Load and High Load Operation
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Topics: Bearings, Displacement, Foil bearings, Stress, Temperature measurement, Thrust, Knudsen number, Deformation, Cooling, Film thickness
Journal Articles

Effects of the Seal Wire On the Nonlinear Dynamics of the Aircraft Engine Turbine Blades

Accepted Manuscript
Mertol Tufekci, Fadi El-Haddad, Loic Salles, Richard Setchfield, Ludovic Renson
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
Publisher: ASME
J. Eng. Gas Turbines Power.
Paper No: GTP-23-1305
https://doi.org/10.1115/1.4063413
Published Online: September 12, 2023
View Article titled, Effects of the Seal Wire On the Nonlinear Dynamics of the Aircraft Engine Turbine Blades
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Topics: Aircraft engines, Nonlinear dynamics, Turbine blades, Wire, Blades, Damping, Boundary-value problems, Disks, Locks (Waterways), Time-domain analysis
Journal Articles

Dynamic Characteristics of Rotor-Squeeze Film Damper-Support System Excited by Base Harmonic Excitations Using MHB-AFT Method

Bo Zhang, Xi Chen, Fengguang Xiang, Xiaohua Gan, Guangming Ren
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2023, 145(6): 061008.
Paper No: GTP-22-1555
https://doi.org/10.1115/1.4056048
Published Online: January 13, 2023
View Article titled, Dynamic Characteristics of Rotor-Squeeze Film Damper-Support System Excited by Base Harmonic Excitations Using MHB-AFT Method
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Topics: Dampers, Excitation, Rotation, Rotors, Steady state, Displacement, Yaw
Journal Articles

Direct Numerical Simulation of Partial Fuel Stratification Assisted Lean Premixed Combustion for Assessment of Hybrid G-Equation/Well-Stirred Reactor Model

Chao Xu, Muhsin Ameen, Pinaki Pal, Sibendu Som
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2023, 145(5): 051018.
Paper No: GTP-22-1425
https://doi.org/10.1115/1.4055873
Published Online: January 10, 2023
View Article titled, Direct Numerical Simulation of Partial Fuel Stratification Assisted Lean Premixed Combustion for Assessment of Hybrid G-Equation/Well-Stirred Reactor Model
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Topics: Combustion, Engines, Flames, Fuels, Computer simulation, Pyrolysis, Displacement, Modeling, Temperature, Pressure
Journal Articles

Experimental Investigation of Friction Damping in Blade Root Joints

Daniele Botto, Federica Cuccovillo, Veronica Iannotti
Journal: Journal of Engineering for Gas Turbines and Power
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 Article titled, 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

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

Kelly Grant, Chiara Gastaldi, Teresa M. Berruti, Rudolf Kellerer
Journal: Journal of Engineering for Gas Turbines and Power
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 Article titled, 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
Journal Articles

Theoretical and Experimental Comparisons for Rotordynamic Coefficients of a Multiscratched Tilting Pad Journal Bearing

Mohamed-Amine Hassini, Silun Zhang, Steven Chatterton, Paolo Pennacchi
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021008.
Paper No: GTP-22-1312
https://doi.org/10.1115/1.4055482
Published Online: November 28, 2022
View Article titled, Theoretical and Experimental Comparisons for Rotordynamic Coefficients of a Multiscratched Tilting Pad Journal Bearing
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Topics: Bearings, Film thickness, Journal bearings, Pressure, Rotors, Stiffness, Stress, Temperature, Displacement, Damping
Journal Articles

Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring

Tao Yuan, Zhigang Li, Jun Li, Qi Yuan
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2023, 145(1): 011011.
Paper No: GTP-22-1145
https://doi.org/10.1115/1.4055787
Published Online: October 20, 2022
View Article titled, Static and Rotordynamic Characteristics for Supercritical Carbon Dioxide Spiral Groove Dry Gas Seal With the Tilted Seal Ring
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Topics: Damping, Displacement, Film thickness, Fluid films, Fluids, Leakage, Pressure, Sealing (Process), Stiffness, Supercritical carbon dioxide
Journal Articles

A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations

Gerrit Heilmann, Tong Liu, Pedro Romero Vega, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091013.
Paper No: GTP-22-1270
https://doi.org/10.1115/1.4055189
Published Online: August 22, 2022
View Article titled, A Novel Decomposition Approach Preventing Spurious Entropy Generation in Hybrid Thermoacoustic Stability Computations
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Topics: Acoustics, Combustion chambers, Computation, Entropy, Flames, Flow (Dynamics), Heat, Stability, Fluctuations (Physics), Displacement
Journal Articles

Prediction of Thermoacoustic Instability and Fluid–Structure Interactions for Gas Turbine Combustor

Yu Xia, Patrick Sharkey, Ishan Verma, Alok Khaware, Davor Cokljat
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091005.
Paper No: GTP-22-1237
https://doi.org/10.1115/1.4055015
Published Online: July 28, 2022
View Article titled, Prediction of Thermoacoustic Instability and Fluid–Structure Interactions for Gas Turbine Combustor
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Topics: Displacement, Fluid structure interaction, Pressure, Oscillations, Limit cycles, Combustion chambers, Deformation, Flow (Dynamics), Flames, Fluids
Journal Articles

Dynamic Strain Reconstruction of Rotating Blades Based on Tip Timing and Response Transmissibility

Chunyan Ao, Baijie Qiao, Meiru Liu, Shunguo Fu, Zhibo Yang, Xuefeng Chen
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2022, 144(6): 061011.
Paper No: GTP-21-1338
https://doi.org/10.1115/1.4054220
Published Online: May 20, 2022
View Article titled, Dynamic Strain Reconstruction of Rotating Blades Based on Tip Timing and Response Transmissibility
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Topics: Blades, Displacement, Resonance, Rotating blades, Mode shapes, Rotors
Journal Articles

Impact of Mistuned Underplatform Dampers on the Nonlinear Vibration of Bladed Disks

Samuel Quaegebeur, Benjamin Chouvion, Fabrice Thouverez
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121023.
Paper No: GTP-21-1277
https://doi.org/10.1115/1.4051868
Published Online: October 13, 2021
View Article titled, Impact of Mistuned Underplatform Dampers on the Nonlinear Vibration of Bladed Disks
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Topics: Dampers, Disks, Displacement, Friction, Optimization, Blades, Nonlinear vibration
Journal Articles

Investigation on the Robustness of Rotor/Stator Contact Interactions With Respect to Small Mistuning

Florence Nyssen, Alain Batailly
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121015.
Paper No: GTP-21-1287
https://doi.org/10.1115/1.4051957
Published Online: October 12, 2021
View Article titled, Investigation on the Robustness of Rotor/Stator Contact Interactions With Respect to Small Mistuning
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Topics: Blades, Disks, Displacement, Engines, Simulation, Robustness, Rotors, Stators, Engineering simulation
Journal Articles

Assessment of Geometric Nonlinearities Influence on NASA Rotor 37 Response to Blade Tip/Casing Rubbing Events

Elise Delhez, Florence Nyssen, Jean-Claude Golinval, Alain Batailly
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2021, 143(11): 111022.
Paper No: GTP-21-1320
https://doi.org/10.1115/1.4051968
Published Online: October 12, 2021
View Article titled, Assessment of Geometric Nonlinearities Influence on NASA Rotor 37 Response to Blade Tip/Casing Rubbing Events
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Topics: Blades, Coating processes, Coatings, Rotors, NASA, Displacement
Journal Articles

Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors

Ryota Takeuchi, Hidetsugu Ishimaru, Hideaki Yamashita, Takahiko Inoue, Shota Yabui, Tsuyoshi Inoue
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2021, 143(12): 121006.
Paper No: GTP-21-1342
https://doi.org/10.1115/1.4051986
Published Online: October 4, 2021
View Article titled, Numerical Evaluation and High-Speed Rotating Test on Circular Arc Spring Dampers for Centrifugal Compressors
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Topics: Bearings, Cavitation, Compressors, Dampers, Damping, Excitation, Fluids, Springs, Pressure, Stiffness
Journal Articles

Improvement of the Inverse Finite Element Analysis Approach for Tensile and Toughness Predictions by Means of Small Punch Technique

Dirk Kulawinski, Kevin Iding, Robin Schornstein, Dasgin Özdemir-Weingart, Peter Dumstorff
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2021, 143(7): 071008.
Paper No: GTP-20-1763
https://doi.org/10.1115/1.4049900
Published Online: March 29, 2021
View Article titled, Improvement of the Inverse Finite Element Analysis Approach for Tensile and Toughness Predictions by Means of Small Punch Technique
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Topics: Damage, Displacement, Finite element analysis, Fracture (Materials), Fracture toughness, Hardening, Optimization, Simulation, Failure
Journal Articles

Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation

Alwin Förster, Lars Panning-von Scheidt, Jörg Wallaschek
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051005.
Paper No: GTP-20-1396
https://doi.org/10.1115/1.4048407
Published Online: March 11, 2021
View Article titled, Equivalent Linearization of Bladed Disk Assemblies With Friction Nonlinearities Under Random Excitation
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Topics: Coulombs, Disks, Excitation, Friction, Manufacturing, Random excitation, Displacement, Errors, Energy dissipation, Turbomachinery
Journal Articles

Elimination of Numerical Damping in the Stability Analysis of Noncompact Thermoacoustic Systems With Linearized Euler Equations

Thomas Hofmeister, Tobias Hummel, Frederik Berger, Noah Klarmann, Thomas Sattelmayer
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031013.
Paper No: GTP-20-1528
https://doi.org/10.1115/1.4049651
Published Online: February 10, 2021
View Article titled, Elimination of Numerical Damping in the Stability Analysis of Noncompact Thermoacoustic Systems With Linearized Euler Equations
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Topics: Acoustics, Combustion chambers, Damping, Flames, Simulation, Stability, Computational fluid dynamics, Displacement, Deformation, Vortex shedding