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Proceedings Papers

Determination of Dynamic Coefficients in a Hydrodynamic Journal Bearing Based on the 3-D Navier-Stokes Equations and Considering Cavitation Effects

Changhu Xing, Minel J. Braun
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 209-211, October 7–10, 2012
Paper No: IJTC2012-61192
DOI: https://doi.org/10.1115/IJTC2012-61192
View Paper titled, Determination of Dynamic Coefficients in a Hydrodynamic Journal Bearing Based on the 3-D Navier-Stokes Equations and Considering Cavitation Effects
Click here to open pdf in another window PDF for Determination of Dynamic Coefficients in a Hydrodynamic Journal Bearing Based on the 3-D Navier-Stokes Equations and Considering Cavitation Effects
Topics: Cavitation, Journal bearings, Navier-Stokes equations, Algorithms, Bearings, Pressure, Computational fluid dynamics, Damping, Design, Lubricants
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
View Paper titled, Experimental and Numerical Investigation of the High-Speed Instability of Aerodynamic Foil Journal Bearings for Micro Turbomachinery
Click here to open pdf in another window PDF for Experimental and Numerical Investigation of the High-Speed Instability of Aerodynamic Foil Journal Bearings for Micro Turbomachinery
Topics: Journal bearings, Turbomachinery, Foil bearings, Rotors, Compressors, Durability, Frequency response, High temperature, Stability
Proceedings Papers

Performance Analysis of Worn Misaligned 4-Lobe Multirecess Hybrid Journal Bearing System Compensated With Orifice Restrictor

Vikas M. Phalle, Satish C. Sharma
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 147-150, October 7–10, 2012
Paper No: IJTC2012-61018
DOI: https://doi.org/10.1115/IJTC2012-61018
View Paper titled, Performance Analysis of Worn Misaligned 4-Lobe Multirecess Hybrid Journal Bearing System Compensated With Orifice Restrictor
Click here to open pdf in another window PDF for Performance Analysis of Worn Misaligned 4-Lobe Multirecess Hybrid Journal Bearing System Compensated With Orifice Restrictor
Topics: Journal bearings, Bearings, Wear, Stiffness, Clearances (Engineering), Cycles, Design, Finite element methods, Finite element model, Flow (Dynamics)
Proceedings Papers

Local Adaptive Multi-Grid Control Volume Method for the Air Bearing Problem in Hard Disk Drives

Liping Li, David B. Bogy
Proc. ASME. IJTC2012, ASME/STLE 2012 International Joint Tribology Conference, 185-187, October 7–10, 2012
Paper No: IJTC2012-61118
DOI: https://doi.org/10.1115/IJTC2012-61118
View Paper titled, Local Adaptive Multi-Grid Control Volume Method for the Air Bearing Problem in Hard Disk Drives
Click here to open pdf in another window PDF for Local Adaptive Multi-Grid Control Volume Method for the Air Bearing Problem in Hard Disk Drives
Topics: Air bearings, Disks, Algorithms, Simulation, Stability, Steady state
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
View Paper titled, Non-Linear Analysis of Floating Ring Annular Seals
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Topics: Rotors, Stability
Proceedings Papers

Design and Test of a Tilting Pad Bearing for a High Speed Turbocharger

R. Gordon Kirk, Brandon Morgan, Michael Midkiff, Jordan Thompson
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 219-221, October 24–26, 2011
Paper No: IJTC2011-61123
DOI: https://doi.org/10.1115/IJTC2011-61123
View Paper titled, Design and Test of a Tilting Pad Bearing for a High Speed Turbocharger
Click here to open pdf in another window PDF for Design and Test of a Tilting Pad Bearing for a High Speed Turbocharger
Topics: Bearings, Design, Stability, Turbochargers
Proceedings Papers

Dynamic Characteristics of the Combined Smart Bearing

Yong Bok Lee, Kyung Min Lee, Jin-Taek Chung, Seung Jong Kim, Se Na Jeong
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 337-339, October 24–26, 2011
Paper No: IJTC2011-61179
DOI: https://doi.org/10.1115/IJTC2011-61179
View Paper titled, Dynamic Characteristics of the Combined Smart Bearing
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Topics: Bearings, Finite element methods, Damping, Foil bearings, Machinery, Reliability, Stability, Stiffness, Turbochargers
Proceedings Papers

Elasto-Aerodynamic Lubrication Analysis of a Self-Acting Foil Air Journal Bearing

Hamza Bensouilah, Mustapha Lahmar, Benyebka Bou-Sai¨d
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 159-162, October 24–26, 2011
Paper No: IJTC2011-61143
DOI: https://doi.org/10.1115/IJTC2011-61143
View Paper titled, Elasto-Aerodynamic Lubrication Analysis of a Self-Acting Foil Air Journal Bearing
Click here to open pdf in another window PDF for Elasto-Aerodynamic Lubrication Analysis of a Self-Acting Foil Air Journal Bearing
Topics: Journal bearings, Lubrication, Deformation, Stability, Compressibility, Damping, Equations of motion, Excitation, Finite element analysis, Performance characterization
Proceedings Papers

A Fully Coupled 3D Finite Element Analysis for a Bump-Type Compliant Foil Bearing

Serdar Aksoy, M. Bulut Coskun, Mahmut F. Aksit
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 131-134, October 24–26, 2011
Paper No: IJTC2011-61066
DOI: https://doi.org/10.1115/IJTC2011-61066
View Paper titled, A Fully Coupled 3D Finite Element Analysis for a Bump-Type Compliant Foil Bearing
Click here to open pdf in another window PDF for A Fully Coupled 3D Finite Element Analysis for a Bump-Type Compliant Foil Bearing
Topics: Finite element analysis, Foil bearings, Damping, Geometry, Pressure, Shapes, Sheet metal, Stability, Stress, Wedges
Proceedings Papers

Friction-Induced Vibrations: From Linear Stability Criteria to Non-Linear Analysis of Limiting Cycles

Michael Nosonovsky
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 419-421, October 17–20, 2010
Paper No: IJTC2010-41158
DOI: https://doi.org/10.1115/IJTC2010-41158
View Paper titled, Friction-Induced Vibrations: From Linear Stability Criteria to Non-Linear Analysis of Limiting Cycles
Click here to open pdf in another window PDF for Friction-Induced Vibrations: From Linear Stability Criteria to Non-Linear Analysis of Limiting Cycles
Topics: Cycles, Friction, Stability, Vibration, Elastic waves, Elasticity, Pattern formation, Thermal expansion, Wear
Proceedings Papers

Pattern Formation During Frictional Mechanical Contact

Michael Nosonovsky, Vahid Mortazavi
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 357-359, October 17–20, 2010
Paper No: IJTC2010-41219
DOI: https://doi.org/10.1115/IJTC2010-41219
View Paper titled, Pattern Formation During Frictional Mechanical Contact
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Topics: Pattern formation, Friction, Wear, Contact mechanics, Energy dissipation, Irreversible processes (Thermodynamics), Self-organization, Stability, Steady state
Proceedings Papers

Effects of Angular Motion on Planar Rough Surfaces Contact From Static to Sliding

Ting Ni, Xi Shi
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 281-283, October 17–20, 2010
Paper No: IJTC2010-41034
DOI: https://doi.org/10.1115/IJTC2010-41034
View Paper titled, Effects of Angular Motion on Planar Rough Surfaces Contact From Static to Sliding
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Topics: Displacement, Friction, Surface roughness, Computer simulation, Engineering simulation, Simulation, Stability
Proceedings Papers

A New Mechanism for Squealing Noise and Friction-Induced Vibrations in the Railway Industry

G. X. Chen, Z. R. Zhou
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 447-448, October 17–20, 2010
Paper No: IJTC2010-41296
DOI: https://doi.org/10.1115/IJTC2010-41296
View Paper titled, A New Mechanism for Squealing Noise and Friction-Induced Vibrations in the Railway Industry
Click here to open pdf in another window PDF for A New Mechanism for Squealing Noise and Friction-Induced Vibrations in the Railway Industry
Topics: Friction, Noise (Sound), Railroads, Vibration, Delays, Wheelsets, Rails, Stability, Finite element model, Subways
Proceedings Papers

A Numerical Solution for Fretting Contacts

Zhan-jiang Wang, Yuan-zhong Hu, Wen-zhong Wang, Hui Wang
Proc. ASME. IJTC2010, STLE/ASME 2010 International Joint Tribology Conference, 289-291, October 17–20, 2010
Paper No: IJTC2010-41041
DOI: https://doi.org/10.1115/IJTC2010-41041
View Paper titled, A Numerical Solution for Fretting Contacts
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Topics: Algorithms, Contact mechanics, Cycles, Displacement, Fast Fourier transforms, Gradient methods, Pressure, Shear (Mechanics), Stability, Stress
Proceedings Papers

Experimental Investigation of the Effect of Angular Misalignment on the Instability of Plain Journal Bearings

Aly El-Shafei, Sameh H. Tawfick, Mokhtar O. A. Mokhtar
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 171-173, October 19–21, 2009
Paper No: IJTC2009-15057
DOI: https://doi.org/10.1115/IJTC2009-15057
View Paper titled, Experimental Investigation of the Effect of Angular Misalignment on the Instability of Plain Journal Bearings
Click here to open pdf in another window PDF for Experimental Investigation of the Effect of Angular Misalignment on the Instability of Plain Journal Bearings
Topics: Journal bearings, Bearings, Displacement, Whirls, Delays, Fluid films, Sensors, Stability, Vibration
Proceedings Papers

Influence of Turbocharger Imbalance on Subsynchronous Vibration Amplitude

R. Gordon Kirk, John Sterling, William Sawyers, Mitchell Saville, T. Bradley McNiff, Lauren Wilvert
Proc. ASME. IJTC2009, ASME/STLE 2009 International Joint Tribology Conference, 213-215, October 19–21, 2009
Paper No: IJTC2009-15027
DOI: https://doi.org/10.1115/IJTC2009-15027
View Paper titled, Influence of Turbocharger Imbalance on Subsynchronous Vibration Amplitude
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Topics: Stability, Turbochargers, Vibration
Proceedings Papers

Development of a Bench Test Stand for High Speed Turbochargers

R. Gordon Kirk, William J. Papke, James Thomas East, Tobias Mueller, Andrew Samuel Newman
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 513-515, October 20–22, 2008
Paper No: IJTC2008-71260
DOI: https://doi.org/10.1115/IJTC2008-71260
View Paper titled, Development of a Bench Test Stand for High Speed Turbochargers
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Topics: Stability, Turbochargers, Vibration
Proceedings Papers

Post-CMP Cleaning Applications

V. Khosla, M. Vinogradov, N. V. Gitis, R. K. Singh, D. W. Stockbower, C. R. Wargo
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 719-720, October 20–22, 2008
Paper No: IJTC2008-71017
DOI: https://doi.org/10.1115/IJTC2008-71017
View Paper titled, Post-CMP Cleaning Applications
Click here to open pdf in another window PDF for Post-CMP Cleaning Applications
Topics: Adhesion, Contamination, Ethanol, Particulate matter, Polishing, Semiconductor wafers, Stability, Surface roughness
Proceedings Papers

Statistical Analysis of Contact-Induced Air Bearing Vibrations

Adam Himes, Rick Budde
Proc. ASME. IJTC2008, STLE/ASME 2008 International Joint Tribology Conference, 175-177, October 20–22, 2008
Paper No: IJTC2008-71309
DOI: https://doi.org/10.1115/IJTC2008-71309
View Paper titled, Statistical Analysis of Contact-Induced Air Bearing Vibrations
Click here to open pdf in another window PDF for Statistical Analysis of Contact-Induced Air Bearing Vibrations
Topics: Air bearings, Statistical analysis, Vibration, Clearances (Engineering), Design, Experimental methods, Reliability, Simulation, Stability
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
View Paper titled, Parametric Study of the Imbalance Response of a Squeeze Film Damper
Click here to open pdf in another window PDF for Parametric Study of the Imbalance Response of a Squeeze Film Damper
Topics: Dampers, Rotors, Bearings, Computer simulation, Springs, Stability, Viscosity