Journal of Tribology: Recent submissions
Now showing items 381-400 of 7312
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Probing the Synergy of Calcium Sulfonate Complex Soap and Polyurea Complex Thickener Toward Good Lubrication and Rheological Properties
(The American Society of Mechanical Engineers (ASME), 2024)Polyurea complex thickener was introduced into calcium sulfonate complex grease (CSCG) to prepare a new type of grease. The microstructure, rheological properties, and tribological properties of new greases were studied ... -
Influence of Wear on the Performance Parameters of the Rigid Bore Aerodynamic Journal Bearing
(The American Society of Mechanical Engineers (ASME), 2025)Rigid bore aerodynamic journal bearings are widely used in precision machinery, high-speed small turbomachinery, etc., to support and guide the motion of shafts. Due to several starts/stops of the machinery, these bearings ... -
Microstructure, Mechanical, and Tribological Characteristics of Heat-Treated AA7075 Composite Reinforced With High-Entropy Alloy Particles
(The American Society of Mechanical Engineers (ASME), 2025)This research examines the microstructural, mechanical, and tribological characteristics of an AA7075 alloy composite reinforced with high-entropy alloy (HEA) particulates, synthesized through advanced stir-squeeze casting ... -
Effect of TiO2–SiC and Heat Treatment on Tribological Characteristics of Bimodal Hybrid Aluminum Composites Under Dry Sliding Condition
(The American Society of Mechanical Engineers (ASME), 2024)The dry sliding wear behavior of bimodal TiO2np/SiCp/Al6082 composites was studied using a pin-on-disk tribometer. The investigation included both as-cast alloy and T6 heat-treated composites, with variations in applied ... -
Elastohydrodynamic Lubrication Traction Coefficient is Not a Property of the Liquid Alone
(The American Society of Mechanical Engineers (ASME), 2025)The slow progress in the prediction of elastohydrodynamic film thickness and friction may be attributed to the mistaken notion that a traction curve is equivalent to a rheological flow curve. A similar concept is being ... -
Oil Viscosity Effects on Lithium 12-Hydroxystearate Grease Modulus and Thixotropy
(The American Society of Mechanical Engineers (ASME), 2025)The effect of base oil viscosity and temperature on the thixotropic recovery of lubricating grease (LG) is investigated via shear rheology. The viscosity of the base lubricant phase of LGs impacts the storage modulus in ... -
Curve Smoothening for the Analysis of Fractal Dimensions of Blast-Cleaned Steel Surface Textures for Tribological and Adhesion Interfaces
(The American Society of Mechanical Engineers (ASME), 2024)Fractal dimensions are increasingly used for the characterization of surface textures for tribological and adhesion applications. The resolution of 2D profiles acquired from various measurement methods can be adjusted via ... -
Long-Range Electrostatic Adhesive Contact Between an Elastic Half-Space and a Rigid Indenter With Power-Law Profile
(The American Society of Mechanical Engineers (ASME), 2024)In this study, the electrostatic adhesive contact between a smooth indenter with a power-law geometry and an elastic half-space is studied using both a theoretical and numerical approach. Both the indenter and substrate ... -
Optimization of Oil Bores on Connecting Rod Small End to Prevent Bushing Failures at Maximum Speed
(The American Society of Mechanical Engineers (ASME), 2024)The bushing of connecting rod small end is one of the most prone components to failure in diesel engines. According to the previous study, the oil flowrate and storage of small-end bearing with splash lubrication are both ... -
Fluid–Structure Interaction Lubrication Analysis of Compliant Journal Bearing Lubricated With Non-Newtonian Plastic Fluid
(The American Society of Mechanical Engineers (ASME), 2025)High-viscosity plastic fluids and polymer liners are expected to improve the lubrication and load-carrying performance of low-speed and heavy-load journal bearings. The objective of this article is to investigate the ... -
Study on the Looseness Caused by Local Slip and Load Bearing Capacity of Threaded Connections Under Transverse Cyclic Loading
(The American Society of Mechanical Engineers (ASME), 2025)Under transverse cyclic loading, slip will occur on the contact surfaces in a threaded connection, causing rotational loosening of the connection. It is necessary to detect and analyze the loosening behavior of threaded ... -
Data-Driven Prediction of Coefficient of Friction in Wet Friction Components: A Model Development and Interpretability Analysis
(The American Society of Mechanical Engineers (ASME), 2024)Predicting the coefficient of friction (COF) is essential for enhancing the efficiency and reliability of mechanical systems. Nevertheless, traditional mechanistic models relying on fixed values or fitted curves fail to ... -
Analysis of the Film-Forming Characteristics of Water Lubrication Assisted by Small Amount of Secondary Lubricating Oil
(The American Society of Mechanical Engineers (ASME), 2024)This study investigates the film formation mechanism of lubrication using a small quantity of lubricating medium in a water environment. A roller-on-disc test rig combined with a fluorescent technique is employed to directly ... -
MoS2/Ti Co-Deposited Coatings and Their Fretting Wear Properties at Elevated Temperatures
(The American Society of Mechanical Engineers (ASME), 2024)Fretting wear refers to the damage phenomenon experienced by the mechanical components undergoing micro-amplitude relative slip at their contact region due to vibration. Titanium alloys find their extensive application in ... -
Bearing Electrical Erosion Signal Detection Technique Based on Current Signal Analysis for Electric Motors
(The American Society of Mechanical Engineers (ASME), 2024)In modern industries, enhancing the efficiency and performance of electric motors is a critical requirement. Pulse-width modulation (PWM) inverters utilized to enhance the energy efficiency of electric motors generate ... -
Improving the Tribological Behavior of NiTi Alloy via Self-Catalytically Flame Growing Amorphous Carbon Coating
(The American Society of Mechanical Engineers (ASME), 2025)In this work, for surface protection of NiTi alloy, an amorphous carbon layer was directly deposited onto it via a self-catalytic flame coating method. The effect of the flame coating time on the physicochemical structure ... -
Effect of Pulse Current on Friction Coefficient of 7075-T6 Aluminum Alloy and Microstructure Analysis
(The American Society of Mechanical Engineers (ASME), 2024)A study on friction is necessary to improve the forming quality of stamped parts. It has been found that pulsed current can improve the forming properties of aluminum alloys, mainly in terms of Joule heat and electroplasticity. ... -
Research on Working Mechanism and Structural Optimization of High-Speed Bearing of Tricone Bits Based on Finite Difference Method
(The American Society of Mechanical Engineers (ASME), 2024)To analyze the working mechanism of the floating sleeve bearing of the cone bit, the life of the floating sleeve bearing was tested. The experimental results show that adhesive wear will form on the bearing surface with ... -
Investigating the High Temperature Tribological Efficacy of AlCoCrFeNiTi High Entropy Alloy Coating
(The American Society of Mechanical Engineers (ASME), 2024)The current work elucidates the tribological behavior of thermally sprayed AlCoCrFeNiTi high entropy alloy coatings under various temperatures of 200 °C, 400 °C, and 600 °C. Typically, most metallic alloys demonstrate ... -
Factor Analysis-Based Selection of Xanthoceras sorbifolia Bunge Oil as a Promising Bio-Based Lubricant
(The American Society of Mechanical Engineers (ASME), 2024)With increasing environmental awareness, the demand for bio-based lubricants is escalating, positioning vegetable oils as viable alternatives to traditional industrial lubricants. This study employs comprehensive factor ...