Перегляд Volume 11, Issue 2 по назві
Зараз показуються 9-14 з 14
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Mathematical modeling of unsteady water filtration into anchored mine opening
(National Mining University, 2017-06-30)Purpose. To develop a mathematical model of the interrelated processes of coal-rock mass deformation and water filtration in the disturbed area to study the change in the value of water inflow into the mine working de-pending ... -
Modeling hydrodynamics of the flushing fluid intermittent flow in the hydraulic system of the diamond bit
(National Mining University, 2017-06-30)Purpose. To study the effect produced by the intermittent flushing on hydrodynamic processes in the hydraulic system of a diamond bit. Methods. Mathematical modeling methods and CFD experiment. Findings. A mathematical ... -
Modeling the drainage facilities operation at the prospective construction site on the Dnipro floodland
(National Mining University, 2017-06-30)Purpose. To carry out predictive assessment of the hydrodynamic regime at the prospective construction site on the Dnipro floodland in order to choose an expedient drainage system and substantiate the drainage parameters ... -
Peculiarities of britlle and ductile materials destruction and deformation during the explosion of industrial shaped charges
(National Mining University, 2017-06-30)Purpose. To study the laws of deformation and destruction of brittle and ductile rocks and concretes under explosion of industrial shaped charges. Methods. In experiments, the following methods of investigation were used: ... -
Scientific and technical fundamentals for explosive destruction of the mass composed of rocks with different hardness
(National Mining University, 2017-06-30)Purpose. To develop the technology for explosive destruction of solid inclusions in the mass of rocks with different hardness on the basis of established correlations between changes in the radius of hard streaks fragmenting, ... -
Technological safety of sustainable development of coal enterprises
(National Mining University, 2017-06-30)Purpose. Substantiation of conceptual base of searching the ways of threats prevention to sustainable development of coal enterprises in the presence of multidirectional vectors of economic pressure of the external ...