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Journal Articles

Effect of a Reduced Oil Flow Rate on the Static and Dynamic Performance of a Tilting Pad Journal Bearing Running in Both the Flooded and Evacuated Conditions

Luis San Andrés, Andy Alcantar

J. Eng. Gas Turbines Power. June 2023, 145(6): 061012.

Paper No: GTP-22-1468

DOI: https://doi.org/10.1115/1.4056535

Published Online: January 17, 2023

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Topics: Bearings, Flow (Dynamics), Stress, Temperature

Journal Articles

Finite Element Analysis of Bent Rotors

Konrad Juethner, Ted Rose, J. S. Kumar, Jianming Cao, Gregory M. Savela, Chris J. Zuck, Parag H. Mathuria

J. Eng. Gas Turbines Power. January 2023, 145(1): 011025.

Paper No: GTP-22-1404

DOI: https://doi.org/10.1115/1.4055452

Published Online: December 14, 2022

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Topics: Rotors, Bearings

Journal Articles

Stability of a Rotor Partially Filled With Fluid: Test Facility and Experimental Results

Marie Kasprzyk, John Sentmanat, Adolfo Delgado

J. Eng. Gas Turbines Power. April 2023, 145(4): 041019.

Paper No: GTP-22-1517

DOI: https://doi.org/10.1115/1.4055946

Published Online: December 13, 2022

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Topics: Damping, Fluids, Rotors, Vibration, Waves, Bearings, Whirls

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

J. Eng. Gas Turbines Power. February 2023, 145(2): 021008.

Paper No: GTP-22-1312

DOI: https://doi.org/10.1115/1.4055482

Published Online: November 28, 2022

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Topics: Bearings, Film thickness, Journal bearings, Pressure, Rotors, Stiffness, Stress, Temperature, Displacement, Damping

Journal Articles

Roller Bearing Skidding for Aero-Engine Applications: All-Steel Versus Hybrid Bearings

Azzedine Dadouche, Rami Kerrouche

J. Eng. Gas Turbines Power. January 2023, 145(1): 011004.

Paper No: GTP-22-1385

DOI: https://doi.org/10.1115/1.4055510

Published Online: October 19, 2022

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Topics: Bearings, Roller bearings, Stress, Rollers

Journal Articles

Nonlinear Dynamics of Turbine Generator Shaft Trains: Evaluation of Bifurcation Sets Applying Numerical Continuation

Ioannis Gavalas, Athanasios Chasalevris

J. Eng. Gas Turbines Power. January 2023, 145(1): 011003.

Paper No: GTP-22-1375

DOI: https://doi.org/10.1115/1.4055533

Published Online: October 19, 2022

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Topics: Bearings, Bifurcation, Rotors, Trains, Design, Turbogenerators, Limit cycles, Stability

Journal Articles

Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators

Acar Çelik, David Linsky, Ron Miezner, Alex Kleiman, Boris Leizeronok, Michael Palman, Sercan Acarer, Beni Cukurel

J. Eng. Gas Turbines Power. December 2022, 144(12): 121010.

Paper No: GTP-22-1353

DOI: https://doi.org/10.1115/1.4055461

Published Online: October 7, 2022

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Topics: Additive manufacturing, Bearings, Biomedicine, Design, Flow (Dynamics), Hydrostatics, Pressure, Turbines, Turbomachinery, Manufacturing

Journal Articles

On the Pneumatic Hammer of Hybrid Gas Bearings: Measurements and Predictions

Hyunsung Jung, Seki Sin, Kyuman Kim, Junwon Heo, Minsoo Wee, Keun Ryu

J. Eng. Gas Turbines Power. December 2022, 144(12): 121011.

Paper No: GTP-22-1366

DOI: https://doi.org/10.1115/1.4055485

Published Online: October 7, 2022

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Topics: Bearings, Damping, Hammers, Pressure, Gas bearings, Stress, Vibration

Journal Articles

A Nonlinear Rotordynamics Model for Automotive Turbochargers Coupled to a Physical Model for A (Semi) Floating Ring Bearing System

Wonbae Jung, Luis San Andrés, Jungbae Kim

J. Eng. Gas Turbines Power. November 2022, 144(11): 111002.

Paper No: GTP-22-1275

DOI: https://doi.org/10.1115/1.4055365

Published Online: September 20, 2022

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Topics: Bearings, Rotors, Clearances (Engineering)

Journal Articles

Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

I. Hur, Z. S. Spakovszky

J. Eng. Gas Turbines Power. October 2022, 144(10): 101008.

Paper No: GTP-22-1310

DOI: https://doi.org/10.1115/1.4055216

Published Online: September 2, 2022

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Topics: Aircraft engines, Damping, Engines, System identification, Rotors, Modeling, Design, Bearings, Vibration

Journal Articles

How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?

Avick Sinha, Benjamin Brewster, Kathy Johnson, Mike Walsh, David Hann

J. Eng. Gas Turbines Power. October 2022, 144(10): 101001.

Paper No: GTP-22-1037

DOI: https://doi.org/10.1115/1.4055211

Published Online: August 25, 2022

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Topics: Aircraft engines, Bearings, Film thickness, Flow (Dynamics), Gravity (Force), Shear (Mechanics), Stress, Waves, Imaging

Journal Articles

Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry

Leonardo Urbiola-Soto, Paolo Pennacchi

J. Eng. Gas Turbines Power. August 2022, 144(8): 081009.

Paper No: GTP-22-1010

DOI: https://doi.org/10.1115/1.4054606

Published Online: June 20, 2022

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Topics: Bearings, Clearances (Engineering), Rotors, Stability, Stiffness, Shells, Journal bearings, American Petroleum Institute, Manufacturing

Journal Articles

Experimental Study of Various Low-Friction Coatings for High-Temperature Gas Foil Bearings Under Cold-Start Conditions

Paweł Bagiński, Grzegorz Żywica

J. Eng. Gas Turbines Power. August 2022, 144(8): 081007.

Paper No: GTP-21-1459

DOI: https://doi.org/10.1115/1.4054746

Published Online: June 20, 2022

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Topics: Bearings, Coatings, Cycles, Foil bearings, Friction, Stress, Temperature, Torque, High temperature, Wear

Journal Articles

Influence of Ambient Pressure on Measured Stiffness and Damping of Radial Gas Foil Bearings

Jason Wilkes, Steve White

J. Eng. Gas Turbines Power. July 2022, 144(7): 071008.

Paper No: GTP-22-1015

DOI: https://doi.org/10.1115/1.4054059

Published Online: May 20, 2022

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Topics: Bearings, Damping, Foil bearings, Pressure, Stiffness, Gas bearings

Journal Articles

Static and Dynamic Characteristics of Journal Bearings Under Uncertainty: A Nonprobabilistic Perspective

Chao Fu, Weidong Zhu, Jiaojiao Ma, Fengshou Gu

J. Eng. Gas Turbines Power. July 2022, 144(7): 071012.

Paper No: GTP-22-1040

DOI: https://doi.org/10.1115/1.4054376

Published Online: May 20, 2022

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Topics: Bearings, Journal bearings, Uncertainty, Viscosity, Clearances (Engineering), Pressure, Lubricants, Stress, Film thickness

Journal Articles

The Influence of Ambient Pressure on the Measured Load Capacity of Bump-Foil and Spiral-Groove Gas Thrust Bearings at Ambient Pressures up to 69 Bar on a Novel High-Pressure Gas Bearing Test Rig

Jason Wilkes, Ryan Cater, Erik Swanson, Kevin Passmore, Jerry Brady

J. Eng. Gas Turbines Power. June 2022, 144(6): 061003.

Paper No: GTP-21-1574

DOI: https://doi.org/10.1115/1.4053715

Published Online: March 11, 2022

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Topics: Bearings, Pressure, Stress, Thrust, Thrust bearings, Gas bearings, High pressure (Physics)

Journal Articles

Novel Cyclo-Nonstationary Indicators for Monitoring of Rotating Machinery Operating Under Speed and Load Varying Conditions

Alexandre Mauricio, Dustin Helm, Markus Timusk, Jerome Antoni, Konstantinos Gryllias

J. Eng. Gas Turbines Power. April 2022, 144(4): 041018.

Paper No: GTP-20-1600

DOI: https://doi.org/10.1115/1.4049778

Published Online: February 21, 2022

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Topics: Machinery, Signals, Stress, Damage, Bearings

Journal Articles

Comparison of Blind Diagnostic Indicators for Condition Monitoring of Wind Turbine Gearbox Bearings

Junyu Qi, Alexandre Mauricio, Konstantinos Gryllias

J. Eng. Gas Turbines Power. April 2022, 144(4): 041019.

Paper No: GTP-20-1604

DOI: https://doi.org/10.1115/1.4049797

Published Online: February 21, 2022

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Topics: Entropy, Wind turbines, Bearings

Journal Articles

Determining the Influence of Casing Vibrational Behavior on Rotordynamics

Mona Amer, Martin Paehr, Lars Panning-von Scheidt, Joerg R. Seume, Joachim Schmied

J. Eng. Gas Turbines Power. May 2022, 144(5): 051012.

Paper No: GTP-21-1556

DOI: https://doi.org/10.1115/1.4053123

Published Online: February 21, 2022

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Topics: Bearings, Compressors, Computer simulation, Damping, Excitation, Manufacturing, Modal analysis, Modeling, Rotordynamics, Rotors

Journal Articles

Influence of Lubricant Film Cavitation on the Vibration Behavior of a Semifloating Ring Supported Turbocharger Rotor With Thrust Bearing

Christian Ziese, Cornelius Irmscher, Steffen Nitzschke, Christian Daniel, Elmar Woschke, Thomas Klimpel

J. Eng. Gas Turbines Power. April 2022, 144(4): 041014.

Paper No: GTP-21-1437

DOI: https://doi.org/10.1115/1.4053266

Published Online: February 10, 2022

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Topics: Bearings, Cavitation, Lubricants, Lubrication, Pressure, Rotors, Temperature, Thrust bearings, Bushings, Simulation

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Journal citation

NARROW

Effect of a Reduced Oil Flow Rate on the Static and Dynamic Performance of a Tilting Pad Journal Bearing Running in Both the Flooded and Evacuated Conditions

Finite Element Analysis of Bent Rotors

Stability of a Rotor Partially Filled With Fluid: Test Facility and Experimental Results

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

Roller Bearing Skidding for Aero-Engine Applications: All-Steel Versus Hybrid Bearings

Nonlinear Dynamics of Turbine Generator Shaft Trains: Evaluation of Bifurcation Sets Applying Numerical Continuation

Design Methodology and Concept Demonstration of Preassembled Additively Manufactured Turbomachinery Systems: Case Study of Turbocharger Based Medical Ventilators

On the Pneumatic Hammer of Hybrid Gas Bearings: Measurements and Predictions

A Nonlinear Rotordynamics Model for Automotive Turbochargers Coupled to a Physical Model for A (Semi) Floating Ring Bearing System

Forced Response System Identification of Full Aero-Engine Rotordynamic Systems for Prognostics and Diagnostics

How Do Interfacial Shear and Gravity Affect the Oil Film Characteristics Near an Aero-Engine Bearing?

Rotor Stability Effects of Tilting Pad Journal Bearings With Assembled Clearance Asymmetry

Experimental Study of Various Low-Friction Coatings for High-Temperature Gas Foil Bearings Under Cold-Start Conditions

Influence of Ambient Pressure on Measured Stiffness and Damping of Radial Gas Foil Bearings

Static and Dynamic Characteristics of Journal Bearings Under Uncertainty: A Nonprobabilistic Perspective

The Influence of Ambient Pressure on the Measured Load Capacity of Bump-Foil and Spiral-Groove Gas Thrust Bearings at Ambient Pressures up to 69 Bar on a Novel High-Pressure Gas Bearing Test Rig

Novel Cyclo-Nonstationary Indicators for Monitoring of Rotating Machinery Operating Under Speed and Load Varying Conditions

Comparison of Blind Diagnostic Indicators for Condition Monitoring of Wind Turbine Gearbox Bearings

Determining the Influence of Casing Vibrational Behavior on Rotordynamics

Influence of Lubricant Film Cavitation on the Vibration Behavior of a Semifloating Ring Supported Turbocharger Rotor With Thrust Bearing

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