Перегляд Volume 13, Issue 3 по назві
Зараз показуються 7-15 з 15
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Optimization of position of the cyclical-and-continuous method complexes when cleaning-up the deep iron ore quarries
(National Mining University, 2019-09-30)Purpose. An algorithm development for calculating the optimum depth for cyclical-and-continuous method schemes introduction when cleaning-up the deep iron ore quarries. Methods. When developing an algorithm for calculating ... -
Overview of technologies for constructing the facilities at the Dniester pumped storage power station
(National Mining University, 2019-09-30)Purpose. Perform an overview of the construction technologies and substantiate the effectiveness of the Ukrainian experience in building a pumped storage power station (PSPS) on the Dniester River in difficult engineerin ... -
Predicting remaining lifetime of drill pipes basing upon the fatigue crack kinetics within a pre-critical period
(National Mining University, 2019-09-30)Purpose is to determine regularities of the development of corrosive fatigue cracks in terms of high-strength drill pipes. Methods. Basing upon the approaches of the material failure mechanics, the crack has been characterized ... -
Preliminary assessment of roadheaders efficiency based on empirical methods and index of equivalent rock strength
(National Mining University, 2019-09-30)Purpose. The choice of a proper roadheader is a critically important step in planning of a project or some of its stages. Nowadays various manufacturers produce numerous models of these vehicles, hence it is unreasonable ... -
Restoration of the tribotechnical pairs in equipment of mining industry
(National Mining University, 2019-09-30)Purpose. Substantiation of the possibilities and development of technology for the restoration of the worn-out tribotechnical pairs of mining equipment by methods of hot radial stamping in powder metallurgy using technogenic ... -
Risk assessment of blasting operations in open pit mines using FAHP method
(National Mining University, 2019-09-30)Purpose. In the mining blasting operation, fragmentation is the most important output. Fly rock, ground vibration, air blast, and environmental effects are detrimental effects of blasting operations. Identifying and ranking ... -
Selecting a variant to allocate a plant producing shotcrete while implementing method of “wet” pneumatic concrete placing in Orlovskaia mine
(National Mining University, 2019-09-30)Purpose. Mining and geological conditions are complicated due to the decreased level of mining within deposits of West Kazakhstan. It results in significant increase in the amount of metal framed support which cannot always ... -
Solving the tasks of subsurface resources management in GIS RAPID environment
(National Mining University, 2019-09-30)Purpose. Solving the tasks of subsurface resources management based on the created GIS RAPID geoinformation technology. Methods. Close spatial relationships of lineament network characteristics and earthquake epicenters ... -
Typomorphic characteristics of apatite morphology of carbonate-bearing variations of complex ores in the context of Kovdor deposit
(National Mining University, 2019-09-30)Purpose. A comprehensive analysis of apatite morphology in carbonate-bearing variations of complex ores in the context of Kovdor deposit as an important typomorphic characteristic of a mineral being of high genetic and ...