Ukrainian School of Mining Engineering (Berdyansk, Ukraine, September 4 - 8, 2018): Recent submissions
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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 ... -
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 ... -
Dependence of gas emission from the sources undermined by stope mine workings on the rocks displacement parameters
(2018)The parameters are established in the work of the stope mine workings and rocks displacement, which correspond to the maxima of gas emission into the gas drainage boreholes. The angular and linear parameters ... -
Expanding of spheres the application of borehole hydro-production technology to develop deposits of non-traditional hydrocarbons
(2018)The reserves of oceanic hydrates of methane and natural bitumen in times exceed the stocks of traditional oil and gas. The purpose is the analysis of the adaptation possibility of borehole mining technology ... -
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 ... -
Formation of safety conditions for development of deposits by open mining
(2018)The researched parameters of the catching device, which ensures the safe operation of equipment and working people in deep open pits, where are formed the benches by steep dipping layers. For obtaining the ... -
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 ... -
A modern vision of simulation modelling in mining and near mining activity
(2018)The paper represents the creation of the software simulation system, which reproduce the basic processes of mining and near production. It presents the consideration of such systems for both ... -
Ecological aspects of managing the stressed- deformed state of the mountain massif during the development of multiple coal layers
(2018)The ecological consequences of long-term development of coal deposits for the components of the environment, buildings, communications and infrastructure facilities have been analysed. The stress-deformed ... -
Analysis of pressure difference changes in respirator filters while dusting
(2018)Objective is to determine the relation between pressure difference of a filter and parameters of a filtering layer to lengthen the protection period. The study involved elements of system ... -
Explosive wave propagation in the presence of antiseismic protective curtain
(2018)The objective of this work is to study theoretically the stress wave formation in the borehole-to-borehole space and on the boundary with the borehole contour set by creating a directed fracture system in it. ... -
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: ... -
Self-regulating roof-bolting with the rock pressure energy use
(2018)The perspective of discovery of zonal disintegration phenomenon of rocks around underground mine workings is analyzed. The methodological stages for research of this phenomenon are shown. The physics ... -
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 ... -
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 ... -
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 ... -
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 ... -
A concept to use energy of air flows of technogenic area of mining enterprises
(2018)Topical issues concerning the possibilities of effective energy generation on the basis of Ukrainian mining enterprises have been highlighted. Attention is drawn to one of the most challenging tendencies of ... -
Fire resistance evaluation of reinforced concrete floors with fire-retardant coating by calculation and experimental method
(2018)With the help of a previously developed technique based on the solution of inverse and direct problems of heat conductivity, the fire resistance of a hollow-core reinforced concrete floor with “Neosprei” ... -
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 ...