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Simulation of production of hollow silica particles in a plasma flow. Part 2. Hollow particle production dynamics

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Thermophysics and Aeromechanics Aims and scope

Abstract

The paper presents the results of numerical simulation for the process of production of hollow microspheres during heating and melting of porous particles of silica (the precursor) by a flow of low-temperature plasma. This model takes into account the partial capturing of gas in the particle and offers the laws of evolution for the hollow microsphere diameter and the wall thickness for different precursors with the size D0 = (50–150) microns and porosity Pp = (0.2–0.6).

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Correspondence to V. A. Arkhipov or V. V. Shekhovtsov.

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Research was supported by the grant from the Russian Science Foundation, Project No. 20-79-10102 (regarding the problem statement and results analysis) and due to scientific Project No. 8.2.06.2018 L, supported by a Program “Science Foundation of Tomsk State University named after D.I. Mendeleev”.

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Arkhipov, V.A., Goldin, V.D., Shekhovtsov, V.V. et al. Simulation of production of hollow silica particles in a plasma flow. Part 2. Hollow particle production dynamics. Thermophys. Aeromech. 27, 595–605 (2020). https://doi.org/10.1134/S0869864320040125

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  • DOI: https://doi.org/10.1134/S0869864320040125

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