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Fundamental and applied issues of mining

2020 year, number 2

IDENTIFICATION OF FACTORS AFFECTING THE NEED TO IMPLEMENT TRANSITION PROCESSES OF BLASTHOLE DRILLING IN ROCK MASSES WITH COMPLEX STRUCTURE

A. S. Regotunov, R. I. Sukhov, D. A. Grashchenko
Institute of Mining of the Ural branch of the Russian Academy of Sciences, Ekaterinburg, Russia
Keywords: System, factors, transition processes, open-pit mine, blasthole drilling, measurement, equipment

Abstract

A new methodological approach is proposed to identify the effect of changing conditions on the performance of drilling operations of a mining enterprise using an open-pit method. Drilling is presented as a subsystem of the more general system called “mining enterprise”, the stability of which is affected by multiple factors. The first stage of implementing the proposed methodological approach to identify the factors of blasthole drilling determining the transition processes as necessary reactions of the “drilling operations” subsystem to adapt for changing conditions is described. The results of revealing the main factors which affect the stability of “drilling operations” subsystem at the level of blastholes at the pilot site of a mining enterprise are presented.