Search
Now showing items 1-6 of 6
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, ...
Analyzing kinetics of deformation of boundary rocks of mine workings
(National Mining University, 2018-12-30)
Purpose is to analyze nature of rock deformation and to estimate experimentally state of mine workings being supported under the conditions of areas disturbed by coal mining.
Methods. The studies involved field instrumental ...
Analysis of operation parameters of partial backfilling in the context of selective coal mining
(National Mining University, 2019-12-30)
Purpose is to determine factors of effect of mechanical parameters and geometry of packs, constructed using the undercut rocks in the process of selective coal mining, on the state of geomechanical system within a mine ...
Analysis of the efficiency of geomechanical model of mine working based on computational and field studies
(National Mining University, 2018-12-30)
Purpose is to substantiate the efficiency of geomechanical model of the mine working on the basis of qualitative and quantitative parameters of stress and strain state of the mine working and to compare the results of ...
Research into stress-strain state of the rock mass condition in the process of the operation of double-unit longwalls
(National Mining University, 2020-06-30)
Purpose. To substantiate changes in stress-strain state of rock mass in the process of long-pillar mining with the help of double-unit longwalls while evaluating stress of a mine field in terms of Lvivvuhillia SE mine.
Methods. ...
Analysis of the stress deformed state of rocks around the haulage roadway of the Beskempir field (Kazakhstan)
(National Mining University, 2020-09-30)
Purpose. To perform research and detailed analysis of the stress deformed state of rocks around the haulage roadway based on the numerical modeling with the purpose to select the rational type and design of the haulage ...