Effects of powder particle charging during RF plasma spheroidisation process

Plasma spheroidisation converts irregular shaped particles to spherical morphology. The transformation occurs rapidly due to the high temperature of the plasma. This study highlights the effects of particle charging during spheroidisation of Ti6Al4V utilising a 15 kW radio frequency (RF) inductively...

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Main Authors: Makhofane Milton, Bissett Hertzog, Kolesnikov Andrei
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:MATEC Web of Conferences
Online Access:https://www.matec-conferences.org/articles/matecconf/pdf/2023/15/matecconf_rapdasa2023_03014.pdf
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author Makhofane Milton
Bissett Hertzog
Kolesnikov Andrei
author_facet Makhofane Milton
Bissett Hertzog
Kolesnikov Andrei
author_sort Makhofane Milton
collection DOAJ
description Plasma spheroidisation converts irregular shaped particles to spherical morphology. The transformation occurs rapidly due to the high temperature of the plasma. This study highlights the effects of particle charging during spheroidisation of Ti6Al4V utilising a 15 kW radio frequency (RF) inductively coupled Tekna plasma system. Particles introduced into the RF plasma system acquire an equilibrium charge below 10-9 seconds. The determined Coulomb coupling parameters of the particle in the RF plasma indicates that the particle will form a Coulomb crystal when flowing through the plasma section.
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spelling doaj.art-700bcd5463fa4e4db398e51ee5d6ce942024-01-26T16:40:09ZengEDP SciencesMATEC Web of Conferences2261-236X2023-01-013880301410.1051/matecconf/202338803014matecconf_rapdasa2023_03014Effects of powder particle charging during RF plasma spheroidisation processMakhofane Milton0Bissett Hertzog1Kolesnikov Andrei2The South African Nuclear Energy Corporation SOC Ltd (Necsa)The South African Nuclear Energy Corporation SOC Ltd (Necsa)Department of Chemical, Metallurgical, and Material Engineering, Tshwane University of TechnologyPlasma spheroidisation converts irregular shaped particles to spherical morphology. The transformation occurs rapidly due to the high temperature of the plasma. This study highlights the effects of particle charging during spheroidisation of Ti6Al4V utilising a 15 kW radio frequency (RF) inductively coupled Tekna plasma system. Particles introduced into the RF plasma system acquire an equilibrium charge below 10-9 seconds. The determined Coulomb coupling parameters of the particle in the RF plasma indicates that the particle will form a Coulomb crystal when flowing through the plasma section.https://www.matec-conferences.org/articles/matecconf/pdf/2023/15/matecconf_rapdasa2023_03014.pdf
spellingShingle Makhofane Milton
Bissett Hertzog
Kolesnikov Andrei
Effects of powder particle charging during RF plasma spheroidisation process
MATEC Web of Conferences
title Effects of powder particle charging during RF plasma spheroidisation process
title_full Effects of powder particle charging during RF plasma spheroidisation process
title_fullStr Effects of powder particle charging during RF plasma spheroidisation process
title_full_unstemmed Effects of powder particle charging during RF plasma spheroidisation process
title_short Effects of powder particle charging during RF plasma spheroidisation process
title_sort effects of powder particle charging during rf plasma spheroidisation process
url https://www.matec-conferences.org/articles/matecconf/pdf/2023/15/matecconf_rapdasa2023_03014.pdf
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