Перегляд Ukrainian School of Mining Engineering по назві
Зараз показуються 15-34 з 41
-
Hereditary model of loose mined rock layer deformation in disintegrators
(2018)The objective of this work is to substantiate the hereditary character of the stresses and deformations accumulation in loose mined rock during the disintegrators working surfaces convergence. It is ... -
Improving the process of coal extraction based on the parameter optimization of mining equipment
(2018)The aim of this paper is to develop and validate methods of choosing the means of the mining face mechanization. This paper analyses existing methods of optimizing processes in mining. It was established ... -
Influence of man-made edaphotopes of the spoil heap on biota
(2018)The aim of the work is to investigate the influence of man- made edaphotopes of colliery spoil heap on biota by bioindication method. The physicochemical properties of edaphotopes were investigated: ... -
Integrated analysis of geofiltrational parameters in the context of underground coal gasification relying upon calculations and modeling
(2018)Objective of the paper is to substantiate and implement the integrated approach aimed at the studies of filtration and mass-transfer processes within roof rocks of coal seams in the context ... -
Interaction of deformation-strength characteristics of the support load-bearing elements in the preparatory workings
(2018)The objective of this work is to study the relationship of the deformation-strength characteristics of the fastening system with its displacement value. The tendencies of influence are divided ... -
Investigation of muck drawing in blocks with trapezoid sills
(2018)The article is aimed at determining regularities of muck drawing in blocks and developing the technology of enhancing of muck ore parameters through shaping a trapezoid block sill. To confirm ... -
Investigation of the influence of polyelectrolytes hydrodynamic properties on the hydrate formation process
(2018)One of the most perspective non-traditional sources of hydrocarbon raw materials and energy is gas hydrates (GH), which stimulates their large-scale study in many laboratories and scientific ... -
Maintenance of reusable mine workings during the augering mining of coal seams
(2018)The augering mining of thin and very thin coal seams has been proposed for using the efficiency of this task, related to the stability of reusable mine workings. The interrelation has been established ... -
Mathematical modeling of tight roof periodical falling
(2018)The paper proposes a method to determine of a coal seam roof falling step basing upon the analysis of stress and strain state of the rock mass area with mine workings formed as a result of coal preparatory and extraction ... -
Modeling the process of hydromechanical amber extraction
(2018)The paper represents a process of hydromechanical amber extraction modeling to obtain input data and substantiate operation parameters of mining equipment to develop the improved hydromechanical ... -
Parameters of selective martite ores disintegration in structured ore bodies deposits by borehole hydraulic monitors
(2018)The work is aimed at determining parameters of advance borehole stoping by hydraulic monitors leading to rational use of reserves structured according to ore types at deposits by means of advance stoping ... -
Physical simulation of integrated protective structures
(2018)An effective way of protecting development workings by integrated rock wall structures is considered. The necessity of improving this method and its experimental verification is substantiated. Integrated ... -
Productive flows control in coal mines under the condition of diversification of production
(2018)The objective of the work consists in methodical bases of concept development for control by productive flows in coal mines with the use of cost-effective mechanisms. These mechanisms would provide ... -
Recommended and experimental values of the earth surface shift troughs parameters when conducting the stope works
(2018)The correspondence of angular and linear parameters of the undermined rocks displacement and the crustal movement to their values determined according to the normative document has been established. ... -
Resource evaluation of geothermal power plant under the conditions of carboniferous deposits usage in the Dnipro-Donetsk depression
(2018)The objective of the work is to substantiate the actualization of the problem of obtaining geothermal energy from oil and gas wells of oil and gas production facilities in the central-eastern part of the ... -
Results of the experimental research of the heat-transfer jet pressure to the rock surface during thermal reaming of the borehole
(2018)The performed analysis of scientific sources confirms the existence of a small number of publications devoted to the experimental research of the gasdynamics and plasmodynamics of jets used as a ... -
Rheology effect determination of the heterogeneous rock massif on the stress-strain state of the breakage face geomechanical system
(2018)The purpose of this study is to determine the nature of influence of the rheological properties of the rocks on the results of computational experiments simulating the mine workings contour condition during the ... -
Scientific and methodological foundations to develop numerical hydrodynamical models of mine fields in Donbas
(2018)The paper considers specific character of hydrogeological problems arising during the whole cycle of a mining enterprise operation; the most reliable their solutions are implemented in the context of ... -
Scientific-practical results of monitoring anthropogenic influence upon environment of mining territories
(2018)The objective of this paper is to improve the ecological monitoring system and to take effective technological measures by way of wastes neutralization. The scientific-practical results of monitoring ... -
Selective underground mining of complex structured ore bodies of Kryvyi Rih Iron Ore Basin
(2018)Selective mining of complex structured ore bodies will enable increased iron content in the mined ore mass in underground mining at Kryvyi Rih iron ore basin applying the existing mining systems. ...