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Proceedings Papers

Crack Detection in a Rotor Dynamic System by Vibration Monitoring: Analysis and Experimental Results

Philip Varney, Itzhak Green

Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 359-361, October 7–10, 2012

Paper No: IJTC2012-61076

DOI: https://doi.org/10.1115/IJTC2012-61076

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Topics: Crack detection, Dynamic systems, Rotors, Vibration, Fracture (Materials), Dynamics (Mechanics), Fatigue cracks, Gravity (Force), Maintenance, Stiffness

Proceedings Papers

Experimental and Numerical Investigation of the High-Speed Instability of Aerodynamic Foil Journal Bearings for Micro Turbomachinery

Kei Somaya, Toru Yamashita, Shigeka Yoshimoto

Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 243-245, October 7–10, 2012

Paper No: IJTC2012-61130

DOI: https://doi.org/10.1115/IJTC2012-61130

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Topics: Journal bearings, Turbomachinery, Foil bearings, Rotors, Compressors, Durability, Frequency response, High temperature, Stability

Proceedings Papers

Non-Linear Analysis of Floating Ring Annular Seals

Mihai Arghir

Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 193-195, October 7–10, 2012

Paper No: IJTC2012-61147

DOI: https://doi.org/10.1115/IJTC2012-61147

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Topics: Rotors, Stability

Proceedings Papers

Extended 3-D Thermo-Hydrodynamic Model of Radial Foil Bearing

Daejong Kim, Jeongpill Ki, Youngcheol Kim, Kookyoung Ahn

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 151-154, October 24–26, 2011

Paper No: IJTC2011-61129

DOI: https://doi.org/10.1115/IJTC2011-61129

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Topics: Foil bearings, Thermohydrodynamics, Rotors, Bearings, Computational fluid dynamics, Turbines, Boundary-value problems, Contact resistance, Cooling, Energy generation

Proceedings Papers

Vibration Control of a High Speed Rotor Supported by the Combined Smart Bearing

Se Na Jeong, Tae Ho Kim, Chang Ho Kim, Yong Bok Lee

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 333-335, October 24–26, 2011

Paper No: IJTC2011-61177

DOI: https://doi.org/10.1115/IJTC2011-61177

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Topics: Bearings, Rotors, Vibration control, Design, Dynamic analysis, Dynamic stability, Foil bearings, Load bearing capacity, Machinery, Magnetic bearings

Proceedings Papers

Catcher Bearing Life Prediction Using a Rainflow Counting Approach

Jung Gu Lee, Alan Palazzolo

Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 233-235, October 24–26, 2011

Paper No: IJTC2011-61186

DOI: https://doi.org/10.1115/IJTC2011-61186

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Topics: Bearings, Rotors, Stress, Failure, Magnetic bearings, Algorithms, Ball bearings, Clearances (Engineering), Computer simulation, Fatigue life

Proceedings Papers

An Analysis of a Journal Bearing Sleeve Motion With a Transient Approach

Nicoleta M. Ene, Florin Dimofte, David A. Clark

Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 149-151, October 17–20, 2010

Paper No: IJTC2010-41183

DOI: https://doi.org/10.1115/IJTC2010-41183

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Topics: Journal bearings, Transients (Dynamics), Bearings, Damping, Rotors, Stiffness

Proceedings Papers

Clearance Effects on the Impact Behavior of Large Aspect Ratio Silicon Journal Microbearings

S. Demiri, S. Boedo

Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 21-23, October 17–20, 2010

Paper No: IJTC2010-41189

DOI: https://doi.org/10.1115/IJTC2010-41189

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Topics: Clearances (Engineering), Silicon, Bearings, Design, Impulse (Physics), Journal bearings, Metrology, Microfabrication, Momentum, Polysilicon

Proceedings Papers

A Dynamic Analysis of a Dual Clearance Squeeze Film Damper

L. Moraru, T. G. Keith, Jr., F. Dimofte, S. Cioc, N. Ene, D. P. Fleming

Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 135-136, October 17–20, 2010

Paper No: IJTC2010-41139

DOI: https://doi.org/10.1115/IJTC2010-41139

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Topics: Clearances (Engineering), Dampers, Dynamic analysis, Algorithms, Bearings, Dynamic response, Machinery, Pressure, Rotors

Proceedings Papers

A Study of a Dual Clearance Squeeze Film Damper

L. Moraru, T. G. Keith, Jr., F. Dimofte, S. Cioc, D. P. Fleming

Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 197-199, October 19–21, 2009

Paper No: IJTC2009-15132

DOI: https://doi.org/10.1115/IJTC2009-15132

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Topics: Clearances (Engineering), Dampers, Bearings, Lubricants, Machinery, Pressure, Rotors, Vibration

Proceedings Papers

Application of Computational Fluid Dynamics and Fluid-Solid-Interaction Method to Rotor-Bearing System

Huiping Liu, Hua Xu, Peter Ellison, Zhongmin Jin

Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 183-185, October 19–21, 2009

Paper No: IJTC2009-15070

DOI: https://doi.org/10.1115/IJTC2009-15070

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Topics: Bearings, Computational fluid dynamics, Fluids, Rotors, Lubrication, Cavitation, Fluid structure interaction, Boundary-value problems, Journal bearings, Deformation

Proceedings Papers

Evaluation of Oil Bearing Supported Rotors Coupled by Flexible Coupling

Choong Hyun Kim, Kyeong Soo Lee, Yong-Bok Lee

Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 187-188, October 19–21, 2009

Paper No: IJTC2009-15082

DOI: https://doi.org/10.1115/IJTC2009-15082

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Topics: Bearings, Rotors

Proceedings Papers

Effect of Mechanical Preloads on the Dynamic Performance of Gas Foil Bearings

Tae Ho Kim, Luis San Andre´s

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 379-381, October 20–22, 2008

Paper No: IJTC2008-71195

DOI: https://doi.org/10.1115/IJTC2008-71195

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Topics: Foil bearings, Bearings, Rotors, Clearances (Engineering), Delays, Density, Limit cycles, Maintenance, Metals, Stress

Proceedings Papers

Parametric Study of the Imbalance Response of a Squeeze Film Damper

Changhu Xing, Minel J. Braun, Hongmin Li

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 383-385, October 20–22, 2008

Paper No: IJTC2008-71213

DOI: https://doi.org/10.1115/IJTC2008-71213

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Topics: Dampers, Rotors, Bearings, Computer simulation, Springs, Stability, Viscosity

Proceedings Papers

Modeling of Flexible Tilting Pad Journal Bearings With Radial Oil Injection

Asger M. Haugaard, Ilmar F. Santos

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 335-337, October 20–22, 2008

Paper No: IJTC2008-71097

DOI: https://doi.org/10.1115/IJTC2008-71097

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Topics: Journal bearings, Modeling, Flow (Dynamics), Rotors, Finite element analysis, Pressure, Servomechanisms, Valves, Degrees of freedom, Differential equations

Proceedings Papers

Tribological Tests of Friction Pair Materials for the GT-MHR Turbomachine Catcher Bearings

C. B. Baxi, N. G. Kodochigov, S. E. Belov, M. N. Borovkov

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 19-25, October 20–22, 2008

Paper No: IJTC2008-71259

DOI: https://doi.org/10.1115/IJTC2008-71259

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Topics: Bearings, Friction, Tribology, Turbomachinery, Helium, Rotors, Suspension systems, Circuits, Control systems, Coolants

Proceedings Papers

Blade Bearing Friction and Fatigue Mathematical Mode

Jon Plaza Gonza´lez, Francisco Javier Echarte Casquero, Javier Va´zquez Mato, Miguel A´ngel Gonza´lez-Posada

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 427-431, October 20–22, 2008

Paper No: IJTC2008-71147

DOI: https://doi.org/10.1115/IJTC2008-71147

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Topics: Bearings, Blades, Fatigue, Friction, Stress, Brakes, Damage, Design, Energy generation, Fatigue life

Proceedings Papers

Complete Modeling of Squeeze Film Dampers Using the Bulk Flow Model

Je´roˆme Gehannin, Mihai Arghir, Olivier Bonneau

Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 363-365, October 20–22, 2008

Paper No: IJTC2008-71172

DOI: https://doi.org/10.1115/IJTC2008-71172

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Topics: Dampers, Flow (Dynamics), Modeling, Orifices, Piston rings, Thin films, Whirls, Inertia (Mechanics), Numerical analysis, Rotors

Proceedings Papers

A Parametric Experimental Investigation and Performance Comparison of Four Finger Seal Embodiments

Ian M. Smith, Minel J. Braun

Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 349-351, October 22–24, 2007

Paper No: IJTC2007-44403

DOI: https://doi.org/10.1115/IJTC2007-44403

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Topics: High pressure (Physics), Laminates, Leakage, Pressure, Rotors

Proceedings Papers

Tribology of High Pressure Rotor Seals: Friction and Failure

Markus Henzler, W. Haas

Proc. ASME. IJTC2007, ASME/STLE 2007 International Joint Tribology Conference, Parts A and B, 455-457, October 22–24, 2007

Paper No: IJTC2007-44274

DOI: https://doi.org/10.1115/IJTC2007-44274

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Topics: Failure, Friction, High pressure (Physics), Rotors, Tribology, Pressure, Construction, Indexing (Machining), Machine components, Machinery

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NARROW

Crack Detection in a Rotor Dynamic System by Vibration Monitoring: Analysis and Experimental Results

Experimental and Numerical Investigation of the High-Speed Instability of Aerodynamic Foil Journal Bearings for Micro Turbomachinery

Non-Linear Analysis of Floating Ring Annular Seals

Extended 3-D Thermo-Hydrodynamic Model of Radial Foil Bearing

Vibration Control of a High Speed Rotor Supported by the Combined Smart Bearing

Catcher Bearing Life Prediction Using a Rainflow Counting Approach

An Analysis of a Journal Bearing Sleeve Motion With a Transient Approach

Clearance Effects on the Impact Behavior of Large Aspect Ratio Silicon Journal Microbearings

A Dynamic Analysis of a Dual Clearance Squeeze Film Damper

A Study of a Dual Clearance Squeeze Film Damper

Application of Computational Fluid Dynamics and Fluid-Solid-Interaction Method to Rotor-Bearing System

Evaluation of Oil Bearing Supported Rotors Coupled by Flexible Coupling

Effect of Mechanical Preloads on the Dynamic Performance of Gas Foil Bearings

Parametric Study of the Imbalance Response of a Squeeze Film Damper

Modeling of Flexible Tilting Pad Journal Bearings With Radial Oil Injection

Tribological Tests of Friction Pair Materials for the GT-MHR Turbomachine Catcher Bearings

Blade Bearing Friction and Fatigue Mathematical Mode

Complete Modeling of Squeeze Film Dampers Using the Bulk Flow Model

A Parametric Experimental Investigation and Performance Comparison of Four Finger Seal Embodiments

Tribology of High Pressure Rotor Seals: Friction and Failure

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