Перегляд по Автору "Khomenko, O."
Зараз показуються 1-20 з 30
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Analytical modeling of the backfill massif deformations around the chamber with mining depth increase
Khomenko, O; Kononenko, M; Petlovanyi, M (CRC: Press, 2015)Using thermodynamic analytical research method, the investigation of strains formation in the backfill massif around the chamber of second stage was performed. It was established that the horizontal and vertical dimensions ... -
Assessment of environmental and resource-saving technologies and technical means for processing and disposal of man-made formations and waste
Lyashenko, V.; Khomenko, O.; Chekushina, T.; Topolnij, F.; Dudar, T. (2020)The object of research is environmental and resource-saving technologies and technical means for the processing and disposal of man-made formations and waste in the underground mining of mineral deposits with backfilling ... -
Development of natural underground ore mining technologies in energy distributed massifs
Lyashenko, V.; Khomenko, O.; Topolny, F.; Golik, V. (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
Khomenko, O.; Lyashenko, V. (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
Khomenko, O.; Lyashenko, V. (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 ... -
Ecological and technological aspects of iron-ore underground mining
Khomenko, O; Kononenko, M; Myronova, I (National Mining University, 2017-06-30)Purpose. To substantiate drilling-and-blasting technologies allowing to reduce the amount of hazardous substances affecting the level of ecological safety during underground ore mining. Methods. The laboratory research ... -
Economic and environmental aspects of using mining equipment and emulsion explosives for ore mining
Kononenko, M.; Khomenko, O.; Myronova, I.; Kovalenko, I. (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 ... -
Environmental assessment of the use of emulsion explosives in underground iron ore mining
Khomenko, O.; Kononenko, M.; Myronova, I.; Kosenko, A.; Cabana, Edgar Cáceres (2024)The article provides a comprehensive analysis of using TNT-free explosives (E) in the iron ore mining sector in Ukraine. It delves into the development and application of a specific type of emulsion explosive known as ... -
Evaluation of efficiency and environmental safety of leaching metals from ore: ways of development and prospects
Lyashenko, V.; Khomenko, O.; Chekushina, T.; Dudar, T.; Topolnij, F. (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
Kononenko, M.; Khomenko, O.; Kovalenko, I.; Myronova, I. (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 ... -
Improvement of filling systems for deep ore mine depth
Khomenko, O.; Lyashenko, V. (Mine surveying and subsurface use, 2018)Purpose of study – improvement of filling systems for deep ore mine depth.The studies have been undertaken for improvement of filling systems for deep ore mine depth and with purpose to increase the safety level of subsoil ... -
Justification of safe underground development of mountain deposits of complex structure by geophysical methods
Lyashenko, V.; Khomenko, O.; Chekushina, T.; Topolnij, F. (2020)The object of research is the technology and technical means for underground mining of ores in energy disturbed massifs of complex structure. One of the most problematic areas is the formation of man-made voids, which ... -
Laboratory research of zonal structuring of massif around mine workings
Khomenko, O.; Kononenko, M.; Dronov, A. (2016)Objective is research of zonal structuring of massif around mine workings. The main methods of research conducting are following: equivalent, optic-polarization and electri-cally conductive materials. Boundaries of zones ... -
Mathematic simulation for the rock mass destruction by blasting
Kononenko, M; Khomenko, O. (2021)Modeling of rock mass destruction by explosion allowed to obtain mathematical models of the formation of crushing zones, intensive grinding and crack formation, which are formed around the charging cavity in the rock mass ... -
Method for calculation of drilling-and-blasting operations parameters for emulsion explosives
Kononenko, M; Khomenko, O; Savchenko, M; Kovalenko, I (National Mining University, 2019-09-30)Purpose. Development of a new method for calculation of drilling-and-blasting operations parameters during underground mining with application of emulsion explosives taking into account their energy characteristics as well ... -
Modeling of bearing massif condition during chamber mining of ore deposits
Khomenko, O; Kononenko, M; Danylchenko, M (National Mining University, 2016-06-30)Purpose. To examine rock mass stress changes in hanging wall and footwall rocks of the deposit during mining of primary and secondary stoping chambers. Methods. Analytical research into stress-strain state around stoping ... -
NEW THEORY OF ROCK MASSIF FRAGMENTATION BY USING EXPLOSION ENERGY
Kononenko, M.; Khomenko, O. (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 ... -
Nuclear-and-fuel power industry of Ukraine: production, science, education
Khomenko, O; Tsendjav, L; Kononenko, M; Janchiv, B (National Mining University, 2017-12-30)Purpose. To define relevant problems and propose ways for development of production, scientific and educational spheres associated with nuclear-and-fuel power industry of Ukraine. Methods. The current state of uranium and ... -
Numerical modelling of massif zonal structuring around underground working
Kononenko, M; Khomenko, O; Sudakov, A; Drobot, S; Lkhagva, Ts (National Mining University, 2016-09-30)Purpose. To identify indicators of massif zonal structuring around underground working using numerical modeling techniques. Methods. Research into massif zonal structuring was performed using finite element method and ... -
On the formation of a mine-based energy resource complex
Falshtynskyi, V.; Dychkovskyi, R.; Khomenko, O.; Kononenko, M. (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 ...