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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 ...
Study and evaluation of the stability of underground mining method used in shallow-dip vein deposits hosted in poor quality rock
(Dnipro University of Technology, 2021-09-30)
Purpose. This article proposes to analyze and determine the mining design for shallow-dip deposits hosted in poor quality rock.
Methods. We used the UBC tool to find the optimal exploitation method, the Rock mass rating ...
New theory for the rock mass destruction by blasting
(Dnipro University of Technology, 2021-06-30)
Purpose. To develop a new theory for the rocks destruction by blasting using a description of the formation processes of
zones with various mass state around the charging cavity.
Methods. The new theory for the rock mass ...
Research into rock mass geomechanical situation in the zone of stope operations influence at the 10th Anniversary of Kazakhstan’s Independence mine
(Dnipro University of Technology, 2021-03-31)
Purpose. Predicting the stress-strain state (SSS) of the rock mass in the zone of stope operations influence using the selfcaving
mining system and the calculation of the load-bearing capacity of mine workings support at ...
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 ...