Volume 130 Issue 4 | J. Tribol. | ASME Digital Collection

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Research Papers

Applications

An Investigation of Rolling Element Vibrations Caused by Local Defects

H. Arslan, N. Aktürk

J. Tribol. October 2008, 130(4): 041101. doi: https://doi.org/10.1115/1.2958070

Abstract

View articletitled, An Investigation of Rolling Element Vibrations Caused by Local Defects

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Topics: Ball bearings , Vibration , Bearings

Nonlinear Dynamic Behavior of a Rigid Rotor Supported by Hydrostatic Squeeze Film Dampers

A. Bouzidane, M. Thomas, A. A. Lakis

J. Tribol. October 2008, 130(4): 041102. doi: https://doi.org/10.1115/1.2958079

Abstract

View articletitled, Nonlinear Dynamic Behavior of a Rigid Rotor Supported by Hydrostatic Squeeze Film Dampers

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Topics: Bearings , Dampers , Hydrostatics , Pressure , Rotors , Vibration , Viscosity

A New Approach to Modeling Surface Defects in Bearing Dynamics Simulations

Ankur Ashtekar, Farshid Sadeghi, Lars-Erik Stacke

J. Tribol. October 2008, 130(4): 041103. doi: https://doi.org/10.1115/1.2959106

Abstract

View articletitled, A New Approach to Modeling Surface Defects in Bearing Dynamics Simulations

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Topics: Bearings , Dynamics (Mechanics) , Deflection , Simulation , Ball bearings

Biotribology

A Potential Elastohydrodynamic Origin of Load-Support and Coulomb-Like Friction in Lung∕Chest Wall Lubrication

James P. Butler, Stephen H. Loring

J. Tribol. October 2008, 130(4): 041201. doi: https://doi.org/10.1115/1.2958076

Abstract

View articletitled, A Potential Elastohydrodynamic Origin of Load-Support and Coulomb-Like Friction in Lung∕Chest Wall Lubrication

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Topics: Coulombs , Deformation , Friction , Lubrication , Stress , Surface roughness , Lung , Biological tissues , Shapes

Contact Mechanics

The Effects of Interfacial Particles on the Contact of an Elastic Sphere With a Rigid Flat Surface

Dinçer Bozkaya, Sinan Müftü

J. Tribol. October 2008, 130(4): 041401. doi: https://doi.org/10.1115/1.2958073

Abstract

View articletitled, The Effects of Interfacial Particles on the Contact of an Elastic Sphere With a Rigid Flat Surface

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Topics: Particulate matter , Pressure

Thermomechanical Analysis of Elastoplastic Bodies in a Sliding Spherical Contact and the Effects of Sliding Speed, Heat Partition, and Thermal Softening

W. Wayne Chen, Q. Jane Wang

J. Tribol. October 2008, 130(4): 041402. doi: https://doi.org/10.1115/1.2959110

Abstract

View articletitled, Thermomechanical Analysis of Elastoplastic Bodies in a Sliding Spherical Contact and the Effects of Sliding Speed, Heat Partition, and Thermal Softening

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Topics: Heat , Heating , Pressure , Stress , Temperature , Thermomechanics , Friction , Work hardening , Heat flux , Deformation

Contact Pressure of Indented Wide Elliptical Contacts: Dry and Lubricated Cases

N. Biboulet, A. A. Lubrecht, L. Houpert

J. Tribol. October 2008, 130(4): 041403. doi: https://doi.org/10.1115/1.2960496

Abstract

View articletitled, Contact Pressure of Indented Wide Elliptical Contacts: Dry and Lubricated Cases

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Topics: Pressure

Elastohydrodynamic Lubrication

Film Thickness Modulations in Starved Elastohydrodynamically Lubricated Contacts Induced by Time-Varying Lubricant Supply

C. H. Venner, G. Popovici, P. M. Lugt, M. Organisciak

J. Tribol. October 2008, 130(4): 041501. doi: https://doi.org/10.1115/1.2958069

Abstract

View articletitled, Film Thickness Modulations in Starved Elastohydrodynamically Lubricated Contacts Induced by Time-Varying Lubricant Supply

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Topics: Film thickness , Lubricants , Wavelength , Stress , Lubrication , Bearings , Oscillations , Computer simulation , Steady state , Shapes

Influence of Two-Sided Surface Waviness on the EHL Behavior of Rolling/Sliding Point Contacts Under Thermal and Non-Newtonian Conditions

Peiran Yang, Jinlei Cui, Z. M. Jin, D. Dowson

J. Tribol. October 2008, 130(4): 041502. doi: https://doi.org/10.1115/1.2958078

Abstract

View articletitled, Influence of Two-Sided Surface Waviness on the EHL Behavior of Rolling/Sliding Point Contacts Under Thermal and Non-Newtonian Conditions

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Topics: Film thickness , Lubricants , Pressure , Steel , Temperature , Transients (Dynamics) , Wavelength , Steady state , Viscosity , Surface roughness

CFD Modeling of a Thermal and Shear-Thinning Elastohydrodynamic Line Contact

Markus Hartinger, Marie-Laure Dumont, Stathis Ioannides, David Gosman, Hugh Spikes

J. Tribol. October 2008, 130(4): 041503. doi: https://doi.org/10.1115/1.2958077

Abstract

View articletitled, CFD Modeling of a Thermal and Shear-Thinning Elastohydrodynamic Line Contact

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Topics: Cavitation , Computational fluid dynamics , Pressure , Shear (Mechanics) , Temperature , Viscosity , Fluids , Flow (Dynamics) , Shear rate , Film thickness

Scale Effects in Generalized Newtonian Elastohydrodynamic Films

Ilya I. Kudish, P. Kumar, M. M. Khonsari, Scott Bair

J. Tribol. October 2008, 130(4): 041504. doi: https://doi.org/10.1115/1.2959104

Abstract

View articletitled, Scale Effects in Generalized Newtonian Elastohydrodynamic Films

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Topics: Film thickness , Lubricants , Pressure , Rheology , Shear (Mechanics) , Viscosity , Fluids

Combined Effects of Shear Thinning and Viscous Heating on EHL Characteristics of Rolling/Sliding Line Contacts

Punit Kumar, M. M. Khonsari

J. Tribol. October 2008, 130(4): 041505. doi: https://doi.org/10.1115/1.2959111

Abstract

View articletitled, Combined Effects of Shear Thinning and Viscous Heating on EHL Characteristics of Rolling/Sliding Line Contacts

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Topics: Film thickness , Fluids , Heating , Pressure , Shear (Mechanics) , Stress , Temperature , Temperature effects , Viscosity , Lubricants

EHL Circular Contact Film Thickness Correction Factor for Shear-Thinning Fluids

Punit Kumar, M. M. Khonsari

J. Tribol. October 2008, 130(4): 041506. doi: https://doi.org/10.1115/1.2959115

Abstract

View articletitled, EHL Circular Contact Film Thickness Correction Factor for Shear-Thinning Fluids

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Topics: Film thickness , Pressure , Shear (Mechanics) , Fluids , Viscosity

Running Torque of Ball Bearings With Polymer Lubricant (Running Torque Formulas of Deep Groove Ball Bearings Under Axial Loads)

Masayuki Kanatsu, Hiroyuki Ohta

J. Tribol. October 2008, 130(4): 041507. doi: https://doi.org/10.1115/1.2959119

Abstract

View articletitled, Running Torque of Ball Bearings With Polymer Lubricant (Running Torque Formulas of Deep Groove Ball Bearings Under Axial Loads)

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Topics: Ball bearings , Release agents (Additives) , Torque , Stress , Bearings , Friction

Friction & Wear

A Probabilistic Model to Characterize Erosion-Oxidation Damage on Boiler Grade Steel Impacted by Solid Particle

S. K. Das, Shubha Hegde, K. M. Godiwalla, S. P. Mehrotra, P. K. Dey

J. Tribol. October 2008, 130(4): 041601. doi: https://doi.org/10.1115/1.2958080

Abstract

View articletitled, A Probabilistic Model to Characterize Erosion-Oxidation Damage on Boiler Grade Steel Impacted by Solid Particle

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Topics: Erosion , Oxidation , Steel , Temperature , Particulate matter , Damage

Computation of Sliding Friction and Ratcheting Strain of Sintered and Hardened Steels Under Contact Fatigue Conditions

N. Govindarajan, R. Gnanamoorthy

J. Tribol. October 2008, 130(4): 041602. doi: https://doi.org/10.1115/1.2959107

Abstract

View articletitled, Computation of Sliding Friction and Ratcheting Strain of Sintered and Hardened Steels Under Contact Fatigue Conditions

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Topics: Fatigue , Martensitic steel , Sliding friction , Friction , Steel , Failure

Quantitative Analysis of Cavitation Erosion Particle Morphology in Dilute Emulsions

A. Abouel-Kasem, B. Saleh, S. M. Ahmed

J. Tribol. October 2008, 130(4): 041603. doi: https://doi.org/10.1115/1.2959108

Abstract

View articletitled, Quantitative Analysis of Cavitation Erosion Particle Morphology in Dilute Emulsions

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Topics: Cavitation erosion , Emulsions , Particulate matter , Water , Wear , Elongation

Influence of Crystallographic Orientation on Energy Dissipation During Sliding

Jeremy J. Dawkins, Richard W. Neu

J. Tribol. October 2008, 130(4): 041604. doi: https://doi.org/10.1115/1.2959114

Abstract

View articletitled, Influence of Crystallographic Orientation on Energy Dissipation During Sliding

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Topics: Copper , Crystals , Cylinders , Deformation , Energy dissipation , Plasticity , Simulation , Friction , Stress , Finite element analysis

Carbon-Fiber Reinforced Paper-Based Friction Material: Study on Friction Stability as a Function of Operating Variables

Jie Fei, He-Jun Li, Le-Hua Qi, Ye-Wei Fu, Xin-Tao Li

J. Tribol. October 2008, 130(4): 041605. doi: https://doi.org/10.1115/1.2966388

Abstract

View articletitled, Carbon-Fiber Reinforced Paper-Based Friction Material: Study on Friction Stability as a Function of Operating Variables

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Topics: Braking , Friction , Pressure , Stability , Temperature , Friction materials , Flow (Dynamics) , Carbon fibers , Torque

Lubricants

A Pin-on-Disk Experimental Study on a Green Particulate-Fluid Lubricant

M. A. Kabir, C. Fred Higgs, III, Michael R. Lovell

J. Tribol. October 2008, 130(4): 041801. doi: https://doi.org/10.1115/1.2908913

Abstract

View articletitled, A Pin-on-Disk Experimental Study on a Green Particulate-Fluid Lubricant

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Topics: Disks , Friction , Lubricants , Lubrication , Particle size , Particulate matter , Viscosity , Wear , Fluids

A Scaling Parameter and Function for the Accurate Correlation of Viscosity With Temperature and Pressure Across Eight Orders of Magnitude of Viscosity

Scott Bair, Riccardo Casalini

J. Tribol. October 2008, 130(4): 041802. doi: https://doi.org/10.1115/1.2959116

Abstract

View articletitled, A Scaling Parameter and Function for the Accurate Correlation of Viscosity With Temperature and Pressure Across Eight Orders of Magnitude of Viscosity

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Topics: Pressure , Temperature , Viscosity , Lubricants , Compressibility

Magnetic Storage

Air Bearing Surface Designs in Consideration of Thermomechanical Actuation Efficiency

Shuyu Zhang, Sung-Chang Lee, Dongman Kim, Joerg Ferber, Brian Strom, George Tyndall

J. Tribol. October 2008, 130(4): 041901. doi: https://doi.org/10.1115/1.2958075

Abstract

View articletitled, Air Bearing Surface Designs in Consideration of Thermomechanical Actuation Efficiency

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Topics: Air bearings , Design , Pressure , Thermomechanics

Air Bearing Interface Characteristics of Opposed Asymmetric Recording Head Sliders Flying on a 1 in. Titanium Foil Disk

James White

J. Tribol. October 2008, 130(4): 041902. doi: https://doi.org/10.1115/1.2966386

Abstract

View articletitled, Air Bearing Interface Characteristics of Opposed Asymmetric Recording Head Sliders Flying on a 1 in. Titanium Foil Disk

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Topics: Air bearings , Disks , Titanium , Stress

Other (Seals, Manufacturing)

A Statistical Damage Mechanics Model for Subsurface Initiated Spalling in Rolling Contacts

Nihar Raje, Farshid Sadeghi, Richard G. Rateick, Jr.

J. Tribol. October 2008, 130(4): 042201. doi: https://doi.org/10.1115/1.2959109

Abstract

View articletitled, A Statistical Damage Mechanics Model for Subsurface Initiated Spalling in Rolling Contacts

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Topics: Bearings , Cycles , Damage , Damage mechanics , Electromagnetic scattering , Fatigue , Fracture (Materials) , Microcracks , Pressure , Rolling contact

Tribochemistry & Tribofilms

Formation and Characterization of Tribofilms

Prasenjit Kar, Pranay Asthana, Hong Liang

J. Tribol. October 2008, 130(4): 042301. doi: https://doi.org/10.1115/1.2958071

Abstract

View articletitled, Formation and Characterization of Tribofilms

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Topics: Lubricants , Tribological films , Steel , Wear , Nanoparticles , Particulate matter , Mineral oil

Tribochemical Interactions of Friction Modifier and Antiwear Additives With CrN Coating Under Boundary Lubrication Conditions

T. Haque, A. Morina, A. Neville, S. Arrowsmith

J. Tribol. October 2008, 130(4): 042302. doi: https://doi.org/10.1115/1.2961808

Abstract

View articletitled, Tribochemical Interactions of Friction Modifier and Antiwear Additives With CrN Coating Under Boundary Lubrication Conditions

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Topics: Coating processes , Coatings , Friction , Tribological films , Wear , Atomic force microscopy , Boundary lubrication , Steel

Technical Briefs

Approximate Analytical Model for Hertzian Elliptical Wheel/Rail or Wheel/Crossing Contact Problems

F. D. Fischer, M. Wiest

J. Tribol. October 2008, 130(4): 044501. doi: https://doi.org/10.1115/1.2958074

Abstract

View articletitled, Approximate Analytical Model for Hertzian Elliptical Wheel/Rail or Wheel/Crossing Contact Problems

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Topics: Contact mechanics , Rails , Wheels

A Finite Element Based Study on the Elastic-Plastic Transition Behavior in a Hemisphere in Contact With a Rigid Flat

S. Shankar, M. M. Mayuram

J. Tribol. October 2008, 130(4): 044502. doi: https://doi.org/10.1115/1.2958081

Abstract

View articletitled, A Finite Element Based Study on the Elastic-Plastic Transition Behavior in a Hemisphere in Contact With a Rigid Flat

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Topics: Finite element analysis , Finite element methods , Finite element model , Stress , Yield strength , Surface roughness , Deformation , Pressure

Design Innovation

Load Redistribution on Lead Screw Threads Wearing Under Varying Operating Conditions

David J. Murphy, Thierry A. Blanchet

J. Tribol. October 2008, 130(4): 045001. doi: https://doi.org/10.1115/1.2959118

Abstract

View articletitled, Load Redistribution on Lead Screw Threads Wearing Under Varying Operating Conditions

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Topics: Stress , Temperature , Thread , Wear , Steady state

Issues

Research Papers

Applications

Biotribology

Contact Mechanics

Elastohydrodynamic Lubrication

Friction & Wear

Lubricants

Magnetic Storage

Other (Seals, Manufacturing)

Tribochemistry & Tribofilms

Technical Briefs

Design Innovation

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