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Experimental and numerical study of frictional size effects in micro-metal forming
Due to the size effect phenomenon, the conventional friction models commonly used in metal forming are not accurate for use in micro-metal forming....
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Pore form and size dependence on plastic joining characteristics of resin/metallic foam by friction stir incremental forming
A metallic foam specimen was plastically joined with a resin (polymethyl methacrylate, PMMA) sheet by applying friction stir incremental forming...
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Effects of Rockwool Fiber Arrangement on the Tribological Behaviour of Composite Brake Friction Materials
Arrangements and morphologies of Rockwool fibres have a great influence on the brake friction material microstructure, properties and performances.... -
Model-Based Friction Compensation
Compensation of nonlinear friction terms is a most challenging application of high resolution encoders, which are nowadays getting available for... -
Analysis of Heat Input and its Effects on Microstructure Development and Mechanical Properties of Friction Stir-Processed AA7075 Alloy
The effects of varying heat inputs with friction stir processing on the evolution of grains and mechanical performance of the AA7075 alloy are...
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Thermal analysis of revolution pitch effects on friction stir welding of polypropylene
This study explores the relationship between revolution pitch, heat generation, and flow properties in polypropylene friction stir welding joints....
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Effects of process parameters on properties of friction stir additive manufactured copper
This article investigated the effects of friction stir additive manufacturing (FSAM) process parameters on the microstructure and mechanical...
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Effect of friction stir processing on microstructure and friction and wear properties of as-cast SiCp/ZL101 composites
Friction stir lap welding (FSLW) was used to weld as-cast SiC p /ZL101 composite plate and ZL101 alloy plate to prepare a new brake disc material, and...
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Effect of Surface Roughness Size on the Skin Friction Drag for NACA0012 Airfoil
The generated lift and drag forces for any airfoil represent the crucial parameters that measure the airfoil’s performance. The high lifting force to... -
Influence of Groove Type on Friction Coefficient of Wet Friction Clutch Pair
The shape of the groove in the friction plate of a wet friction clutch has an influence on the dynamic friction coefficient of the friction pair....
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Numerical simulation of friction extrusion: process characteristics and material deformation due to friction
This study employs a finite element thermo-mechanical model, using a Lagrangian incremental setting to investigate friction extrusion (FE) under...
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Quantum “contact” friction: The contribution of kinetic friction coefficient from thermal fluctuations
A thermal model of kinetic friction is assigned to a classical loaded particle moving on a fluctuating smooth surface. A sinusoidal wave resembles...
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Simulation of Sliding Friction with Lubrication in the Hydrodynamic Friction Regime
AbstractComparative studies of the numerical method of determining the temperature of an alloyed lubricating layer and the friction moment with...
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Effects of Tool Rotational Speed on Friction Stir Welded Joints of 1120 Al
In friction stir welding heat is generated by develo** friction between the rotating tool and the workpiece material. This frictional heat is used...
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A friction model of fractal rough surfaces accounting for size dependence at nanoscale
Traditional laws of friction believe that the friction coefficient of two specific solids takes a constant value. However, molecular simulations...
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Effects of pore size on the lubrication properties of porous polyimide retainer material
An oil-impregnated porous polyimide (PI) retainer is used in space rolling bearings to improve the lubrication performance, which depends on the...
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The Effects of Near-fault Ground Motions on Optimized Triple Friction Pendulum in Asymmetric Superstructures
The effect of near-fault ground motions containing translational and rotational components is investigated by considering the analytic seismic...
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Optimum design parameters for double concave friction pendulum system considering ground motion characteristics and friction heating
Double concave friction pendulum system (DCFPS) performs well in the vibration control of building structures, while its effectiveness is limited due...
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Study on the Microcrack Friction Ignition Mechanism of Explosive Charge
Launching overload rapidly loads the explosive charge and its bottom gaps, pores, and cracks, which will lead to the formation of hot spots in the... -
Effects of primary sintering on microstructure and properties of friction stir back extruded Cu–Ti2SnC wire composite
The present work investigated the effects of primary sintering on the microstructure, mechanical, electrical, and wear properties of the Cu–5vol%Ti 2 Sn...