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Experimental Investigation of Mechanical Properties of Sepak Takraw Ball Based on Different Ball Orientation
Sepak Takraw players have intensively practiced heading the ball as the game’s primary movement. Repetitive takraw ball heading can result in head...
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Effect of Ball to Powder Ratios on the Phase Transformation of Austenite and Ferrite During Ball Milling of SAF-2507 Super Duplex Stainless Steel Powders
Nanostructured SAF-2507 super duplex stainless steel powders were prepared in a Retsch PM-100 planetary ball mill for 20 h at 5:1 and 10:1 ball to...
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Self-dispersed molybdenum disulfide quantum dot/graphene crumpled ball as efficient high temperature lubricant additive
Inorganic nanoparticles have been proved as powerful lubricant additives at elevated temperature. However, the tribological properties are inevitably...
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Electrochemical Curved Hole Drilling by Magnetic Manipulation of a Steel Ball Electrode
In this research, a three-dimensional curved hole drilling technique is developed using a steel ball electrode through electrochemical machining...
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An Innovative Review on the Oscillating Drum Ball Milling Process
In the present scenarios, ceramic matrix composites (CMCs) have been mixed under the action of ball milling operations. Generally, the ball milling...
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Mechanism of Collision and Adhesion Between Adhesive Impact Ball and Spacecraft
In the non-cooperative space object close-proximity tracking problem, a method of utilizing an impact ball to collide with the object is proposed to...
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Adaptive Dual-Layer Sliding Mode Control for Ball on Plate System Driven by Shape Memory Alloy Wire
This paper describes a dual-layer adaptive sliding mode control for a ball-on-plate system propelled by shape memory alloy (SMA) wire actuators....
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Methodology for the assessment of the friction torque of ball slewing bearings considering preload scatter
This manuscript presents an innovative methodology for the assessment of the friction torque of ball slewing bearings. The methodology aims to...
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Effect of ball end mills errors on cutting forces
The size of the removed chip area in 3-axis high speed ball end milling is affected by cutting Parameters, and changes throughout the point of...
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On the Importance of Modeling Ball Raceway Impact Force for Evaluating the Plastic Deformation at Spall Edge of Rolling Element Bearing: Theoretical Modeling
PurposeThe knowledge of spall propagation rate is highly crucial for estimating the remaining useful life of a spalled bearing. The actual mechanism...
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Simulation analysis and experimental research on mechanical properties of water hydraulic ball poppet valve
The working performance of a hydraulic system depends on the control valves, and the working performance of the control valves depends on their...
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Experimental investigation of coatings efficiency in micro-ball-end milling of pre-sintered 5Y-TZP ceramic
This study deals with micro-ball-end milling of a pre-sintered yttria tetragonal zirconia polycrystal. The aim is to underline the reliability of...
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Clearance-induced contact trajectory uncertainty of angular contact ball bearing under coupling operating condition
It is essential to establish a dynamic model of angular contact ball bearing with clearance for investigating the nonlinear dynamic behavior. In...
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Optimisation of Ball Burnishing Parameters for Surface Finish in AL6082
Enhancing surface texture, hardness, corrosion resistance, wear resistance and fatigue life by post-machining finishing procedures are a common use....
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Analysis and optimization of the process parameters on surface roughness in ball burnishing of AISI O2 hardened steel
In this study, analysis and optimization of the machining parameters on the surface roughness in the ball burnishing process of AISI O2 hardened...
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Experimental Study of Low-Speed Over-Rotating Steel Ball Oblique Collision
Collision problem is one of the most basic studies in mechanics. This paper aims are to study the characteristics of oblique collision between steel...
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Wear resistance and friction analysis of Ti6Al4V cylindrical ball-burnished specimens with and without vibration assistance
The objective of the research is to analyze the impact of the ultrasonic vibration assistance on the wear resistance due to the topography...
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Starved lubrication analysis of angular contact ball bearing based on a multi-degree-of-freedom tribo-dynamic model
When the oil supply is not adequate to maintain the ideal lubrication, angular contact ball bearing will enter into the starved lubrication regime...
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Combined analysis of stiffness and fatigue life of deep groove ball bearings under interference fits, preloads and tilting moments
The stiffness and fatigue life of deep groove ball bearings are greatly affected by interference fits, preloads and tilting moments. Up to now, most...
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Modeling Rotordynamic Effects of Angular Contact Ball Bearing in X- and O-arrangements with Full Bearing Matrix
Since ball bearings are one of the most commonly used bearing type in rotating machinery, predicting their dynamic performance is of utmost...