YaBeSH Digital Library: Recent submissions
Now showing items 14301-14320 of 316660
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A Novel Non-Contact Method for Monitoring the Acoustic Emission From Mixed Elastohydrodynamic Lubrication Contacts
(The American Society of Mechanical Engineers (ASME), 2024)Lubricated non-conformal contacts, such as between gear teeth, operate with high levels of mixed lubrication, where the amount of direct asperity contact depends on operating parameters that influence the film thickness. ... -
Research on Prediction Methods for Eccentric Wear of the Slipper Pair in Axial Piston Pumps and Lubrication Performance Analysis
(The American Society of Mechanical Engineers (ASME), 2024)The axial piston pump (APP) is the core power component of hydraulic systems. Its friction pair wear can cause the degradation of piston pump performance until the function is completely lost or the service life is terminated. ... -
Tribological Properties and Wear Mechanisms of Laser Cladded Cu–Mo Coatings at 25–500 °C
(The American Society of Mechanical Engineers (ASME), 2024)Surface modification is the major means to improving the wear resistance of copper alloys. In this study, Cu–Mo coatings were prepared on Cu–Cr–Zr alloy by laser cladding, and the high-temperature tribological properties ... -
In Memoriam: Tribute to President Michael R. Lovell
(The American Society of Mechanical Engineers (ASME), 2024)It is with profound sorrow that we announce the passing of Prof. Michael R. Lovell on June 9, 2024. Professor Lovell, who was the President of Marquette University and a distinguished tribologist, passed away in Rome while ... -
Using Fluid Curtains to Improve Sealing Performance in Turbomachinery Applications
(The American Society of Mechanical Engineers (ASME), 2024)The results from an investigation into the physics of how fluid curtains can be applied to improve the aerodynamic performance of conventional turbomachinery shaft and rotor seals are described in this paper. Computational ... -
Investigating the Wear Mechanism of TiAlN/TiN PVD-Coated WC Inserts in End Milling of Incoloy 925 Under Synergy of Bio-Degradable Fatty Acids and Nano-Metallic Solid Lubricant
(The American Society of Mechanical Engineers (ASME), 2024)Rapid tool wear in machining difficult-to-cut material is a significant challenge since it is related to tool cost, surface integrity of machined components, and power consumption. The reduction in tool wear may be ... -
Three-Dimensional-Digital Image Correlation Methodology for Kinematic Measurements of Non-Penetrating Blunt Impacts
(The American Society of Mechanical Engineers (ASME), 2024)Blunt force trauma remains a serious threat to many populations and is commonly seen in motor vehicle crashes, sports, and military environments. Effective design of helmets and protective armor should consider biomechanical ... -
Surrogate Model Development for Air Foil Thrust Bearings With Chevron-Patterned Trailing Edge1
(The American Society of Mechanical Engineers (ASME), 2024)Air foil thrust bearings provide some advantages over oil-lubricated thrust bearings. The use of these bearings reduces weight and increases dynamic stability, making it possible to reach high rotational speeds. However, ... -
Effects of Eccentric Errors on Sliding Velocity and Accumulative Wear Depth of Planetary Roller Screw Mechanism
(The American Society of Mechanical Engineers (ASME), 2024)The eccentric errors of planetary roller screw mechanism (PRSM) affect the contact kinematic characteristics and exacerbate the cumulative wear of thread pairs, which will reduce its transmission accuracy and reliability. ... -
Study on Fretting Wear Properties of GCr15 Steel Via Ultrasonic Surface Rolling Process
(The American Society of Mechanical Engineers (ASME), 2024)Ultrasonic surface rolling (USR) was applied to GCr15 steel with different static loads and passes to improve the friction and wear properties, and then the fretting wear mechanism of GCr15 steel after USR treatment was ... -
A Discrete Element Model of High-Pressure Torsion Test to Assess the Effect of Particle Characteristics in the Interface
(The American Society of Mechanical Engineers (ASME), 2024)Sand particles have been used since the early stages of the railway industry to increase adhesion at the wheel–rail contact. However, there is a limited understanding of how sand particle characteristics affect the ... -
Research on Friction and Wear Behaviors of Different Solid Lubricant Coatings on Aluminum-Based Piston Skirts
(The American Society of Mechanical Engineers (ASME), 2024)Stringent requirements in emissions drive the application of low-carbon fuel engines, which result in prominent friction and lubrication problems in the cylinder. Solid coating technology is an effective way to enhance the ... -
Quantitative Elastohydrodynamic Lubrication—Seventeen Years In
(The American Society of Mechanical Engineers (ASME), 2024)Seventeen years have passed since the first full elastohydrodynamic lubrication (EHL) simulation employed the real pressure and shear dependence of viscosity measured in viscometers to accurately predict film thickness and ... -
Simplified Formulation for Bush, Gibson, and Thomas Model
(The American Society of Mechanical Engineers (ASME), 2024)The random process model, also known as the multi-asperity contact model or statistical model, is one of the dominant methodologies for analyzing the contact between nominally flat rough surfaces. In 1975, Bush, Gibson, ... -
Power Loss and Damage Behavior of Gears Operating Under Loss of Lubrication
(The American Society of Mechanical Engineers (ASME), 2024)Geared turbofans need to withstand loss of lubrication due to inevitable off-design conditions. Additionally, the loss of lubrication specifications that have to be fulfilled are getting stricter. For a loss of lubrication ... -
Reviewer’s Recognition
(The American Society of Mechanical Engineers (ASME), 2024)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 2023. Serving as reviewers for the journal is a ... -
Performance Analysis and Reliability Optimization of Internal Feedback Hydrostatic Rotary Table Support
(The American Society of Mechanical Engineers (ASME), 2024)The internal feedback hydrostatic rotary table is a precision support device, and its performance relies heavily on the oil pad. However, uncertainties in the manufacturing process are often overlooked during the stiffness ... -
Enzymatic Digestion of the Intervertebral Disc Alters Intradiscal Injection and Leakage Mechanics
(The American Society of Mechanical Engineers (ASME), 2024)Intradiscal injection is required to deliver therapeutic agents to the intervertebral disc (IVD) nucleus pulposus (NP). However, injectate leakage following needle retraction may result in decreased treatment efficacy and ... -
Tribological Behavior of Direct Metal Laser Sintering–Manufactured Ti6Al4V Alloy in Different Biofluids for Orthopedic Implants
(The American Society of Mechanical Engineers (ASME), 2024)Ti6Al4V alloy is widely used in several engineering applications, especially in the biomedical field, because of its excellent biocompatibility, mechanical strength, and corrosion resistance. However, the Ti6Al4V alloy ... -
Atomic-Scale Insights Into Graphene/Fullerene Tribological Mechanisms and Machine Learning Prediction of Properties
(The American Society of Mechanical Engineers (ASME), 2024)Graphene/fullerene carbon–based nanoparticles exhibit excellent tribological properties in solid–liquid two-phase lubrication systems. However, the tribological mechanism still lacks profound insights into dynamic friction ...