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A 3D Computational Model of Nanosecond Pulsed Laser Texturing of Metals for Designing Engineered Surfaces
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Laser surface texturing uses a pulsed laser that is scanned on the surface, wherein each pulse creates a micro-crater through material ablation. A variety of textures can be generated depending on the laser parameters and ...
Atomized Dielectric Spray Based Electric Discharge Machining for Sustainable Manufacturing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A novel method of using atomized dielectric spray in microelectric discharge machining (EDM) (sprayEDM) to reduce the consumption of dielectric is developed in this study. The atomized dielectric droplets form a moving ...
A Computational Model to Study Film Formation and Debris Flushing Phenomena in Spray Electric Discharge Machining
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A computational model to investigate the flushing of electric discharge machining (EDM) debris from the interelectrode gap during the sprayEDM process is developed. SprayEDM differs from conventional EDM in that an atomized ...
A Thermal Model to Predict Tool Temperature in Machining of Ti–6Al–4V Alloy With an Atomization-Based Cutting Fluid Spray System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this study, a heat transfer model of machining of Ti–6Al–4V under the application of atomization-based cutting fluid (ACF) spray coolant is developed to predict the temperature of the cutting tool. Owing to high tool ...
Laser Surface Modification of Wire-Electric Discharge Machined Graphene Nanoparticle Reinforced SiC Composites
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Electrical discharge machining of conducting ceramics is often associated with high roughness and porosity, which hinders their application. This porosity-laden surface morphology necessitates a postprocessing technique ...
Ply-Blocking Phenomenon and Hole Size Effects in Modeling Progressive Damage in Fiber-Reinforced Plastics Laminates
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work presents a 3D progressive damage model based on Puck’s failure theory and linear damage evolution in fiber-reinforced plastic (FRP) laminates. It includes shear nonlinearity, in situ strengths, equivalent ...
Transient Analysis of Laser Ablation Process With Plasma Shielding: One Dimensional Model Using Finite Volume Method
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a comprehensive transient model of various phenomena that occur during laser ablation of TiC target at subnanosecond timesteps. The model is a 1D numerical simulation using finite volume method (FVM) ...