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New approach to the design of mining operations
(2019)Analysis of the production development scenarios is proposed for strategic activity planning; criteria to make decisions under the uncertainty conditions as well as decision-making trees for day-to-day management are ... -
New approach to the design of mining operations
(Нац. техн. ун-т «Дніпровська політехніка», 2019)Purpose is to develop a new approach to the design of mining operations basing upon models and methods of decision making. Methodology. The paper has applied a complex approach involving approaches of decision-making ... -
New technologies and technical means of fixing mine workings using geo-energy
(2020)The main scientific and practical results of the development and implementation of new technologies and equipment for mining using geo-energy, allowing the use of the maximum amount of energy generated in the safety capsule ... -
NEW THEORY OF ROCK MASSIF FRAGMENTATION BY USING EXPLOSION ENERGY
(2020)The hypotheses of the explosive action and the theory of calculating the values of the zones' radiuses of contortion and cracks formation around the charging cavity have been analyzed for developing the theory of the rock ... -
On the formation of a mine-based energy resource complex
(2020)The paper represents the analysis, which has helped to determine tendencies of the formation of energy resource complex based on the available mining facilities. The approach helps prolong operating life of the mine with ... -
On the formation of a mine-based energy resource complex
(2020)The paper represents the analysis, which has helped to determine tendencies of the formation of energy resource complex based on the available mining facilities. The approach helps prolong operating life of the mine with ... -
Optimization of parameters of technological schemes of coal mines
(Нац. техн. ун-т «Дніпровська політехніка», 2019)Purpose. Develop a tool for assessing the state of technological schemes of coal mines, based on the study of the real state of the technological scheme, taking into account the hierarchical links between the elements of ... -
Organization of production activities of a regional coal-mining complex
(2021)Objective is to propose a new approach to investment allocation in the group of coal-mining enterprises. Methods. To solve the specified objective, a complex approach has been applied including assessment of enterprise ... -
Peculiarities of geological and thermobaric conditions for the gas hydrate deposits occurence in the Black Sea and the prospects for their development
(2019)The actuality has been revealed of the necessity to attract the gas hydrate deposits of the Black Sea into industrial development as an alternative to traditional gas fields. This should be preceded by the identification ... -
Peculiarities of the underground mining of high-grade iron ores in anomalous geological conditions
(2019)This paper is dedicated to research into the geological peculiarities, shape of the ore body and the occurrence of the host rocks in the hanging wall of the Pivdenno-Bilozerske deposit , as well as their influence on the ... -
Physicochemical mechanism of structure formation and strengthening in the backfill massif when filling underground cavities
(2020)The strength and microstructural properties of the backfill massif have been studied and assessed when filling underground cavities that pose a threat of mine rocks collapsing in the process of mining mineral deposits. It ... -
Predicting the producing well stability in the place of its curving at the underground coal seams gasification
(2019)The relevant issues have been studied of ensuring the stability of producing wells in the place of their curving when uncovering the mining extracted area for the underground gas generator operation. It is emphasized that ... -
Preliminary assessment of the content of valuable components in coal mine waste dumps
(Dnipro University of Technology, 2020) -
PRINCIPLES OF ROCK PRESSURE ENERGY USAGE DURING UNDERGROUND MINING OF DEPOSITS
(Національний гірничий університет, 2017-04)Purpose. To substantiate principles of rock pressure usage during underground mining of deposits. Methodology. Zonal structuring indices of massif around mine workings were established with help of industrial, laboratory ... -
Process pattern of heterogeneous gas hydrate deposits dissociation
(National Mining University, 2018-04)Purpose. Justification of the effective dissociation process parameters of heterogeneous gas hydrate deposits and elaboration of their classification according to the thermal energy consumption. Methodology. The ... -
Prospects of utilization mining methane on the basis of gas hydrate technologies
(2019)The peculiarities of the innovative approach to the utilization of coal mine methane, which is extracted by significant volumes due to the technological process of underground development of coal-gas fields, are revealed. ... -
Rational parameters of drilling-and-blasting operations at mine workings construction in the conditions of PJSC “Zaporizskyi iron-ore plant”
(2020)Purpose. Substantiation and choice of rational parameters of drilling-and-blasting operations for mine workings construction with the use of emulsion ex-plosives. Methods. The tasks were solved by a complex method, which ... -
Rational use and protection of subsurface resources in the underground mining of ore deposits in conditions of technogenesis
(2019)The basic scientific and practical results of rational use and protection of subsoil under underground mining of ore deposits in the conditions of technogenesis are based on reliable geological and surveying and geomechanical ... -
RATIONALIZATION OF DEEP BOREHOLES DRILLING IN THE CONDITIONS OF PJSC “ZAPORIZSKYI IRON-ORE PLANT”
(2018)Purpose. To develop effective approach to determination of parameters of deep boreholes location which would consider stress of the ore massif in the course of layers breaking. Methods. It has been established that energy ...