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Substantiation of resource-saving technology when mining the deposits for the production of crushed-stone products
(Dnipro University of Technology, 2021-12-30)
Purpose. Scientific substantiation of the expedient depth of mining the non-metallic deposits of rocky minerals on the basis
of mathematical and statistical methods, which will ensure resource-saving and rational use of ...
Neural simulation-based analysis of the well wall stability while productive seam penetrating
(Dnipro University of Technology, 2021-12-30)
Purpose is the development of mathematical models to evaluate deformation of parameters of the rock mass-well geological
and engineering system within the anisotropic media.
Methods. Both mathematical and neural modeling ...
Choosing the flow part geometric shape of the dredge pumps for viscous fluids
(Dnipro University of Technology, 2021-12-30)
Purpose. Search for the possibility of increasing the efficiency of dredge pumps for viscous fluids by determining the rational
values of the blade-outlet inclination angles in the pump impellers.
Methods. During the ...
Assessment of the factors influencing on the formation of energy-oriented modes of electric power consumption by water-drainage installations of the mines
(Dnipro University of Technology, 2021-12-30)
Purpose. Performing the analysis to determine energy-efficient modes and assess the characteristics of the main indicators
of electric power consumption by mine water-drainage installations based on the developed research ...
Experimental research on the haulage drifts stability in steeply dipping seams
(Dnipro University of Technology, 2021-12-30)
Purpose. Substantiation of the conditions for haulage drifts stability using different protection methods in steeply dipping
seams based on a set of experimental studies.
Methods. To achieve the purpose set, mine ...
Analysis of blasted rocks fragmentation using digital image processing (Case study: Limestone quarry of Obajana Cement Company)
(Dnipro University of Technology, 2021-12-30)
Purpose. Blasting is an important aspect of mining activities in which fragmentation is the key component that determines
its efficiency. Fragmentation is the first result of blasting, and is directly related to the costs ...
Prediction of the number of consumed disc cutters of tunnel boring machine using intelligent methods
(Dnipro University of Technology, 2021-12-30)
Purpose. Disc cutters are the main cutting tools for the Tunnel Boring Machines (TBMs). Prediction of the number of consumed
disc cutters of TBMs is one of the most significant factors in the tunneling projects. Choosing ...
Theoretical basis for the formation of damaging factors during the coal aerosol explosion
(Dnipro University of Technology, 2021-12-30)
Purpose. Assessing the process of damaging factors formation during the coal aerosol explosion in mine workings on the
basis of theoretical research of the explosion of coal dust deposits in order to substantiate promising ...
Application of radio-wave geointoscopy method to study the nature of spreading the solutions in the process of uranium underground leaching
(Dnipro University of Technology, 2021-12-30)
Purpose. Assessment of the effectiveness of using the method of radio-wave geointoscopy of the inter-well space for threedimensional
mapping of the zone of the leaching solution actual propagation in the process of uranium ...
Interaction of rock-bolt supports while weak rock reinforcing by means of injection rock bolts
(Dnipro University of Technology, 2021-12-30)
Purpose is to analyze changes in shape and dimensions of a rock mass area, fortified with the help of a polymer, depending
upon the density of injection rock bolts as well as the value of initial permeability of enclosing ...