YaBeSH Digital Library: Recent submissions
Now showing items 14321-14340 of 316660
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A Root Cause of Curve Squeal: Self-Excited Frictional Vibration of a Wheelset–Track System
(The American Society of Mechanical Engineers (ASME), 2024)When a metro vehicle navigates a tight curve, it invariably causes a squealing noise. Most researchers proposed the negative friction–velocity slope as the generation mechanism for curve squeal. However, some phenomena of ... -
Investigations on Ways to Improve the Scuffing and Wear Behavior of Oil-Free Water-Based Lubricants for Gear Applications
(The American Society of Mechanical Engineers (ASME), 2024)Today, mineral or synthetic oils that are made out of fossil raw materials are the most common lubricants in gear drive applications. Most of them are nonbiodegradable and may pose a risk to the environment. An important ... -
Tribocorrosion and Mechanical Properties of Nanotubes Grown on Ti–35Nb Alloy by Anodization
(The American Society of Mechanical Engineers (ASME), 2024)In this study, we evaluated the tribocorrosion and mechanical properties of nanotubes grown on a Ti–35Nb alloy. The nanotube arrays, approximately 2.0 µm thick, were formed through controlled anodization and annealing, ... -
Experimental Investigations on the Development of Hybrid Metal Matrix Composite of Al7075 on Microstructural, Mechanical, and Dry Sliding Aspects
(The American Society of Mechanical Engineers (ASME), 2024)This research work aims to synthesize a hybrid Al7075 metal matrix composite reinforced with sustainable and synthetic reinforcement. With the employment of an ultrasonic transducer, two-stage stir casting is used to ... -
Structural Optimization of the Main Bearing in a Tunnel Boring Machine Considering Clearance
(The American Society of Mechanical Engineers (ASME), 2024)An optimal design method for the main bearing of a tunnel boring machine is proposed. In this method, the fatigue life is used as the objective function. Structural parameters, including clearance, are considered as design ... -
Semi-Analytical Model for 3D Multilayered Rolling Contact Problems With Different Creepage Combinations
(The American Society of Mechanical Engineers (ASME), 2024)In this work, a semi-analytical model replicating 3D rolling contact problems with elastic coating layers has been proposed. The dimension reduced boundary element-based model rests on the conventional half-space assumptions, ... -
Analysis of Friction Characteristics of Valve Plate Pair in an Axial Piston Pump Considering Cylinder Block Dynamics
(The American Society of Mechanical Engineers (ASME), 2024)The lubrication properties and friction characteristics of the valve plate pair play a vital role in determining the overall lifespan of the axial piston pump, which makes the analysis of these parameters of significant ... -
An Anisotropic Side Contact Model Based on the Peak Description Method of Surface Profile
(The American Society of Mechanical Engineers (ASME), 2024)In contact models, traditional profile description methods are based on all sampling points of the profile. The methods can only describe the features in the height direction of profile, but are difficult to describe the ... -
Experimental Analysis of Robotic Cortical Bone Specimen Drilling Performance: Effect of Cryogen
(The American Society of Mechanical Engineers (ASME), 2024)In orthopedic surgery, precise bone screw insertion is crucial for stabilizing fractures, necessitating a preliminary cortical bone drilling procedure. However, this process can induce temperatures exceeding 70 °C due to ... -
Optimization Design of Oil Groove Shape on the Surface of Friction Plate in High-Speed Wet Clutch Aimed at Minimizing Drag Torque
(The American Society of Mechanical Engineers (ASME), 2024)The wet clutch, a crucial component of the vehicle transmission system, experiences high-frequency impact and friction between the friction plate and the steel plate under high-speed separation conditions. This leads to a ... -
Experimental Vibration Investigation of Roller Element Bearing With Combined Faults Using Surface Response Methodology
(The American Society of Mechanical Engineers (ASME), 2023)The empirical and mathematical approach is presented in the present paper for multiple distributed and localized flaws analyses in the shaft-rotor-bearing arrangement. These flaws in the combination of the inner raceway, ... -
Performance Evaluation of Micro-Textured Inserts Coupled With Solid Lubricants During the Sustainable Dry Machining of Inconel 825
(The American Society of Mechanical Engineers (ASME), 2023)In this research work, the turning of Inconel 825 has been carried out using uncoated and coated laser-textured hard tungsten carbide (WC) cutting inserts. The efficacy of uncoated textured inserts has been tried to improve ... -
Analysis on Effects of Material Parameters on Thermoelastic Instability of Separate Plate in Wet Clutch
(The American Society of Mechanical Engineers (ASME), 2023)The working characteristics of wet clutches have an important impact on the safety performance of vehicles. In order to obtain the thermoelastic instability characteristics of wet clutch separate plate, a finite element ... -
Thermohydrodynamic Analysis of a Controllable Stiffness Foil Bearing With Shape Memory Alloy Springs: Experimental Tests and Theoretical Predictions
(The American Society of Mechanical Engineers (ASME), 2023)Shape memory alloy (SMA)-gas foil bearings (SMA-GFBs) are novel gas bearings comprising top foil, SMA springs, and housing. The radial clearance, stiffness, and damping coefficients of SMA-GFBs can be regulated by the ... -
Nano Magnesium Silicate Hydroxide as Synergistic Lubricant Additive With Micro Carbon Sphere for Enhanced Tribological Properties
(The American Society of Mechanical Engineers (ASME), 2023)In this study, the tribological properties of the mixture of nano magnesium silicate hydroxide (MSH) and micro carbon sphere (CS) are studied, and a superior synergistic anti-wear performance is exhibited under 600 N and ... -
A Novel Method of Designing Random Rough Surface Considering Its Contact Force–Deformation Characteristic Requirement
(The American Society of Mechanical Engineers (ASME), 2023)The height probability distribution (HPD) of random rough surface topography has significant effect on its contact behaviors. In this paper, an optimization model to calculate the optimal HPD of random rough surface ... -
Point Contact Elastohydrodynamic Lubrication and Wear in Intermittent Motion
(The American Society of Mechanical Engineers (ASME), 2024)Intermittent motion is a complex process that involves constant speed, deceleration, static stages, and acceleration. Theoretical analysis suggests that shortening the period of intermittent motion can increase the film ... -
Effect of Entrainment Sliding Direction to the Traction Coefficient for Elastohydrodynamic Lubrication Elliptical Contacts in the Linear Isothermal Region
(The American Society of Mechanical Engineers (ASME), 2024)In many mechanical systems, elastohydrodynamic lubrication (EHL) is apparent in the interfaces between rolling/sliding parts. Even at small slide-to-roll ratios, detailed knowledge about the oil film thickness and the ... -
Hydrodynamic Thrust Bearing Test Rig With Novel Bearing Alignment System
(The American Society of Mechanical Engineers (ASME), 2024)This study presents the design and development of a new hydrodynamic thrust bearing test rig with a novel hydrodynamic pressure feedback bearing alignment control system. The bearing alignment system maintains an even ... -
A Mathematical Model for Postimplant Collagen Remodeling in an Autologous Engineered Pulmonary Arterial Conduit
(The American Society of Mechanical Engineers (ASME), 2024)This study was undertaken to develop a mathematical model of the long-term in vivo remodeling processes in postimplanted pulmonary artery (PA) conduits. Experimental results from two extant ovine in vivo studies, wherein ...