Journal of Tribology: Recent submissions
Now showing items 901-920 of 7312
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A Review on Corrosion and Wear of Additively Manufactured Alloys
(The American Society of Mechanical Engineers (ASME), 2021)Products made from additive manufacturing processes have attracted great attention in engineering, health care, and society at large. However, there is little knowledge about the failure of additively manufactured alloys, ... -
Recent Developments in Hybrid Surface Metal Matrix Composites Produced by Friction Stir Processing: A Review
(The American Society of Mechanical Engineers (ASME), 2021)The metal matrix composites combine the metallic properties of a tough and ductile matrix with properties of reinforcement particles, simultaneously develop the functional properties by proper selection of reinforcements ... -
Development and Optimization of a Tribometer for Radial Shaft Seals
(The American Society of Mechanical Engineers (ASME), 2021)In order to systematically investigate the tribological behavior of machine elements, several different tribometers based on simplifications of the contact situation have been developed and used successfully in the past. ... -
Surface Texturing of Prosthetic Hip Implant Bearing Surfaces: A Review
(The American Society of Mechanical Engineers (ASME), 2020)More than 300,000 total hip replacement surgeries are performed in the United States each year to treat degenerative joint diseases that cause pain and disability. The statistical survivorship of these implants declines ... -
Reviewer’s Recognition
(The American Society of Mechanical Engineers (ASME), 2021)The Editor and Editorial Board of the ASME Journal of Tribology would like to thank all of the reviewers for volunteering their expertise and time reviewing manuscripts in 2020. Serving as reviewers for the journal is a ... -
Analysis of Fluid Flow in the Sealing Gap of Radial Shaft Seals and Elastic Deformation of the Sealing Surface
(The American Society of Mechanical Engineers (ASME), 2021)The function of a radial shaft seal is based on interactions between the sealing edge and the shaft counterface. To better understand these mechanisms, a look inside the sealing contact was taken. The procedure and the ... -
Optimization of Herringbone Grooved Thrust Air Bearings for Maximum Load Capacity
(The American Society of Mechanical Engineers (ASME), 2021)Many studies in herringbone grooved thrust bearings are focused on searching for the optimal groove parameters to improve the load capacity, but none of them adopt different grooves in different sections. In this study, a ... -
Tilting Pad Bearing Pivot Friction and Design Effects on Thermal Bow-Induced Rotor Vibration
(The American Society of Mechanical Engineers (ASME), 2021)The Morton effect (ME) is a thermally induced vibration problem observed in a rotor supported by hydrodynamic bearings. The journal’s synchronous orbiting induces nonuniform viscous heating on its circumference, and the ... -
Experimental Data Mining Research on Factors Influencing Friction Coefficient of Wet Clutch
(The American Society of Mechanical Engineers (ASME), 2021)In this study, an experiment is conducted for assessing the friction characteristics of a wet clutch on actual working conditions, to determine how various factors influence the friction coefficient in the actual working ... -
In-Depth Exploration of the Multigrid Method to Simulate Elastohydrodynamic Line Lubrications With Smooth, Wavy, and Rough Surfaces
(The American Society of Mechanical Engineers (ASME), 2021)Due to high efficiency, multigrid (MG) algorithms developed by Lubrecht and Venner or others have been widely applied to solve the Reynolds equation in lubrication simulations. However, such algorithms are complex in nature ... -
Quantitative Analysis of Reynolds and Navier–Stokes Based Modeling Approaches for Isothermal Newtonian Elastohydrodynamic Lubrication
(The American Society of Mechanical Engineers (ASME), 2021)When simulating elastohydrodynamic lubrication, two main approaches are usually followed to predict the pressure and fluid film thickness distribution throughout the contact. The conventional approach relies on the Reynolds ... -
Improved Tribological Performance of Polydopamine/Polytetrafluoroethylene Thin Coatings With Silica Nanoparticles Incorporated into the Polydopamine Underlayer
(The American Society of Mechanical Engineers (ASME), 2021)Polytetrafluoroethylene (PTFE) is a solid lubricant with low friction coefficient. However, it lacks durability as a thin coating. Prior studies have shown that a polydopamine (PDA) underlayer enhances the coating durability. ... -
Enhancement of Cu Nanoparticles Dispersion in Nanolubricants by Magnetron Sputtering Deposition and Its Influence on the Tribological Behavior
(The American Society of Mechanical Engineers (ASME), 2021)We investigated the chemical, physical, and tribological properties of nanolubricants consisting of epoxidized sunflower oil with Cu nanoparticles as additive. These latter are produced by magnetron sputtering at distinct ... -
A Review of Journal Bearing Induced Nonlinear Rotordynamic Vibrations
(The American Society of Mechanical Engineers (ASME), 2021)Nonlinear elements found in fluid film journal bearings and their surrounding structures are known to induce sub- and super-synchronous, chaos and thermally induced instability responses in rotor-bearing systems. The current ... -
A Smaller Bearing Ratio, as a Surface Texture Measure, Promotes Faster Sliding on Ice
(The American Society of Mechanical Engineers (ASME), 2021)Surfaces only characterized by a roughness Ra or Sa may have a totally different surface texture and include complex patterns such as grooves, dimples, or a mirror-polish. Here, the bearing ratio is proposed as an additional ... -
Wear Behavior of TiB2/GNPs and B4C/GNPs Reinforced AA6061 Matrix Composites
(The American Society of Mechanical Engineers (ASME), 2021)In this study, it was aimed to investigate the effects of reinforcements used for improving the thermal properties of AA6061 alloy on wear resistance. For this purpose, AA6061 matrix composites were produced by pressure ... -
Effect of Pitch Error on Static and Dynamic Characteristics of Hydrostatic Worm-Rack-Drive
(The American Society of Mechanical Engineers (ASME), 2021)Hydrostatic worm-rack-drive has obvious advantages on large-sized machine tools, and its performance is significantly affected by pitch errors. This paper theoretically researches the axial static and dynamic characteristics ... -
Comparative Study on Static Characteristics of Double-Pad Inwardly and Outwardly Pumping Water-Lubricated Spiral-Groove Thrust Bearings
(The American Society of Mechanical Engineers (ASME), 2021)The purpose of this technical brief is to investigate comparatively the static characteristics of the double-pad inwardly pumping and outwardly pumping water-lubricated spiral-groove thrust bearings (SGTBs). Firstly, a ... -
A New Deterministic Model for Mixed Lubricated Point Contact With High Accuracy
(The American Society of Mechanical Engineers (ASME), 2021)Mixed lubrication is a major lubrication regime in the presence of surface roughness. A deterministic model is established to solve mixed lubricated point contact in this paper, using a new method to solve the asperity ... -
The Current-Carrying Tribological Properties of Cu/Graphene Composites
(The American Society of Mechanical Engineers (ASME), 2021)Excellent current-carrying tribological properties including the low-friction, high anti-wear, high current-carrying efficiency, and stability are important for the current-carrying application in transmitting electrical ...