Browsing Кафедра гірничої інженерії та освіти by Title
Now showing items 9-28 of 290
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Classification of Theories about Rock Pressure
(2018)The first classificationsw of physical properties of rocks and hypotheses of rock pressure in the world practice are analysed. The analysis of internationally widely known theories about rock pressure and physical processes ... -
Design improvement of the holding bridge structure while in combined backfilling of the mined-out space of chambers
(Chernaya metallurgiya. Byulleten nauchno-tehnicheskoj i ekonomicheskoj informacii, 2018)Main scientific and practical results of the design improvement of the holding bridge structure (isolating elements) while in combined backfilling of the mined-out space of chambers, that provides safety betterment while ... -
Determination of granulometric composition of technogenic raw materials for producing composite fuel
(Naukovyi Visnyk Natsionalnoho Hirnychoho Universytetu, 2022-08)Ukraine’s energy sector needs commercial coal from 19 to 21 million tons annually. At the same time, in 2020, coal production amounted to 28.82 million tons. This is less than in 2019 by 2,406.3 thousand tons or 7.7 %. The ... -
Development and implementation of technical and economic model of the potential of operation schedules of coal mines
(2021-11)The purpose of this research is to determine parameters concerning development of the perspective time program to extract reserves providing complete predictability of the progress of mining operations within the sequent ... -
Development and implementation of technical and economic model of the potential of operation schedules of coal mines
(Нац. техн. ун-т «Дніпровська політехніка», 2019)Purpose is to determine parameters concerning development of the perspective time program to extract reserves providing complete predictability of the progress of mining operations within the sequent areas of a mine ... -
Development of natural underground ore mining technologies in energy distributed massifs
(2020)The object of research is the technology and facilities for underground mining of ores in the disrupted massifs. One of the most problematic places is the formation of man-made voids; which influence the occurrence and ... -
Development of principles of opening strength during underground mining
(Mine surveying and subsurface use, 2018)There have been analyzed fundament a land applied research work saimed at development, testing and manufacturing application of efficient technological plans for developing, supporting and maintaining underground workings. ... -
Development of the geoenergetic monitoring methodology during underground development of the ore deposits
(Mine surveying and subsurface use, 2017)The scientific and practical results of the investigations in the domain of the geoenergetic monitoring methodology have been provided. The method of investigation of the zonal destruction processes of the massif surrounding ... -
Development of the stochastic component assessment model internal potential of technological schemes for the development of strategies for the restoration of coal industry regions
(Відділення фізики гірничих процесів НАН України Інституту геотехнічної механіки ім. М.С. Полякова, 2023)Purpose. To develop a new approach to the assessment of stochastic components of the internal potential of technological schemes of coal mines, which will allow to develop a methodology for the development of strategies ... -
Economic and environmental aspects of using mining equipment and emulsion explosives for ore mining
(2022)The calculation of economic efficiency during the preparatory mine operations using various mining equipment and types of explosives was performed. The general exponential regularity of determining the cost of carrying out ... -
Effect of mechanoactivated chemical additives on the process of gas hydrate formation
(2018-02)This study addresses the production of gas hydrate of methane with a high gas-hydrate-forming content in a solid phase in the isolated system at T=274 K and pressure of 5 MPa and presence of mechanically activated rocks ... -
Effectiveness of Geo-Energy Usage during Underground Mining of Deposits
(2017)Topicality of rock pressure energy usage in technologies of underground mining of deposits is revealed. Methodology of geo-energy processes research in the interior of the Earth is described. Energy theory of zonal ... -
Energy Efficiency and Economic Aspects of Mining Wastes Utilization within the Closed Cycle of Underground Gas Generator
(Trans Tech Publications, 2017-11)Energy efficiency of coal gasification with possible utilization of mining wastes within ecologically closed gas generator cycle has been considered. Technical and technological performance of such gas generator and ... -
Enhancement of confined blasting of ore
(2019)Underground mining of ore deposits features worsening of geological and geotechnical conditions, exclusive standards of environmental protection and subsoil conservation as well as more stringent requirements of life safety ... -
Environmental safety of phytogenic fields formation on coal mines tailings
(2021)Objective of the study is to research peculiarities of phytogenic fields formation of natural and artificial plantations of shrub and ruderal vegetation on coal mining waste heaps within the Novovolynsk mining area (Ukraine). ... -
Evaluation of efficiency and environmental safety of leaching metals from ore: ways of development and prospects
(2021)The object of research is traditional mining technologies and technical means in combination with underground block leaching (UBL) of metals from rock ores with their preliminary crushing with explosives in installations ... -
Examination of density and detonation velocity of emulsion explosives
(2022)Purpose. To develop a method for calculating the change in the density of emulsion explosives (EE) along the length of the charge column under the action of hydrostatic pressure at different angles of inclination of the ... -
Experimental studies of crossing the disjunctive geological faults with underground gasifier
(Central Mining Institute, 2015) -
Field preparation of long excavatory pillars in the conditions of the Western Donbass mines
(2020)Purpose. Reduce the cost of preparing pillars up to 3000 m in length. Methods. The analytical method of research was used to analyze the mining-geological conditions of the field development, the production situation for ... -
Formation of a modern approach to the synthesis of technologies when mining gas-coal deposits
(Baltija Publishing, 2022)