Method of Comprehensive Assessment of Efficiency of Decrease of Fire and Explosion Risk of Coal Suspended Particles

Autor: Arkhipov Vladimir, Patrakov Yuriy, Sechin Aleksandr, Usanina Anna
Jazyk: English<br />French
Rok vydání: 2016
Předmět:
Zdroj: MATEC Web of Conferences, Vol 72, p 01002 (2016)
Druh dokumentu: article
ISSN: 2261-236X
DOI: 10.1051/matecconf/20167201002
Popis: Methods and results of experimental study of explosive and wetting characteristics of coal dust are presented. Modified evaluation method of explosive characteristics of coal dust allows estimating critical concentrations of suspended dust at variation of temperature of ionizing ignition source corresponding to beginning of flame propagation by means of approximation method. Method of measuring the contact angle of particles of coal powder is based on visualization of the drop placed on the pressed coal.
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