The motion and heating of feedstock particles in the jet during plasma spraying have been
simulated using a theoretical model based on a CFD code. The main parameters affecting …

This paper presents a numerical simulation of the plasma-spraying of alumina particles. The
first section deals with the coating formation. The latter is governed by various time-scales …

This paper presents an investigation of the influence of plasma spray process conditions on
the in-flight particle behavior and their cumulative deposition to form a coating on the …

The key phenomena controlling the properties of sprayed coatings are the heat and
momentum transfer between the plasma jet and the injected particles. Modern on-line …

This paper presents a numerical simulation of the plasma spraying of alumina particles
using a three-dimensional commercial fluid dynamics code ESTET 3.4. The objective of this …

In the plasma spray coating process, solid particles are injected into a plasma jet. The heat
transfer from the plasma to the particles results in heating and melting of the particles. The …

High plasma temperatures in air plasma spraying enable the processing of ceramic powder
particles which have high melting points and low heat conductance. Short dwelling times in …

The quality of plasma sprayed coatings depends strongly on substrate surface preparation,
especially roughness, grit residue, and oxidation stage; particle spray jet position and size …

In Atmospheric plasma spray process, the in-flight particle characteristics such as their
particle size, velocity and surface temperature influence significantly their flight duration and …

A three-dimensional computational fluid dynamic (CFD) analysis using Fluent V5. 4 was
conducted on the in-flight particle behavior during the plasma spraying process with external …