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Mathematical model to optimize drilling-and-blasting operations in the process of open-pit hard rock mining
(Dnipro University of Technology, 2021-06-30)
Purpose is to determine a function of the reduced expenditures connected with drilling-and-blasting operations, loading and
hauling operations, and rock fragmentation depending upon the cost of machine-shift of the applied ...
On the possibilities to apply indices of industrial coal-rank classification to determine hazardous characteristics of workable beds
(Dnipro University of Technology, 2021-06-30)
Purpose is to identify behaviour of the graded indices as well as their correspondence to grades, groups, and subgroups of
similar coal metamorphic degrees to determine hazardous characteristics of workable beds while ...
Determination of the injury probability among coal mine workers
(Dnipro University of Technology, 2021-06-30)
Purpose. Establishing regularities of change in the injury probability and development of a methodology for determining the
injury probability of coal mine workers to improve the occupational health and safety (OSH) ...
Numerical analysis of reducing tunneling effect on viaduct piles foundation by jet grouted wall
(Dnipro University of Technology, 2021-03-31)
Purpose. The target of this study is divided into two parts. The first part is concerned with capability of numerical model to
simulate the tunneling process. The second part is related to studying the interaction mechanism ...
Hazards identification and risk analysis in surface mines of Pakistan using fault tree analysis technique
(Dnipro University of Technology, 2021-03-31)
Purpose. Technology has advanced significantly but still mining industry faces a higher number of accidents. The purpose
of the research is to identify the common hazards and associated risk which are the root causes of ...
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 ...
New technology for mineral deposits prediction to identify prospective areas in the Zhezkazgan ore region
(Dnipro University of Technology, 2021-06-30)
Purpose. Exploration and predicting the prospective areas in the Zhezkazgan ore region to set up detailed prospecting and
evaluation works using new integrated technologies of prediction constructions in the mineral ...