Browsing Кафедра гірничої інженерії та освіти by Title
Now showing items 61-80 of 272
-
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 ... -
Research an adaptation process of the system «Rock and coal massif–underground gasgenerator» on stand setting
(Instytut Gospodarki Surowcami miniralnymi i energiją Polskiej akademii nauk, 2012-02)The results of borehole underground coal gasification researches on the stand seating with account tech-nological and geological conditions and technological parameters at coal seam gasification process are examined. During ... -
Research into peculiarities of phase transitions during the dissociation of gas hydrates
(2021)Purpose. Analytical study of the dissociation process of gas hydrates taking into account the peculiarities of phase transitions occurring during their dissociation and described by the Clausius-Clapeyron equation. Methods. ... -
Research into thermobaric processes of methane gas hydrates formation
(2020)Based on experimental studies, the paper deals with the dynamics of the methane gas hydrates formation, influenced by the organized media, such as surface-active agents (surfactants, SAA), namely, dibutylphenol treated ... -
Research of technologies and technical means for drilling and blasting of horizontal mine workings
(2020)The main scientific and practical results of the study of technologies and technical means for drilling and blasting horizontal and inclined (up to 120) mine workings based on high-performance self-propelled drilling, ... -
Resource-saving technologies for ore extraction at great depths
(Izvestiya vysshikh uchebnykh zavedenii. Gornyi zhurnal, 2018)Introduction. Underground mining of ore deposits is characterized by deterioration of mining and geological and mining conditions, increased requirements for environmental protection and subsurface resourses protection, ... -
Revisiting the research of coal gasification proces
(Донецький національний технічний університет, 2017)The paper presents the last studies of the underground coal gasification process intensification by determining the concentration of combustible producer gases (CO, H2, CH4), depending on the temperature of reducing zone ... -
Revisiting the underground gasification of coal reserves from contiguous seams
(Національний гірничий університет, 2016)Purpose. Substantiating of contiguous coal seams coefficient during application of borehole underground coal gasification technology based on dependences of interstratial rocks subsidence on gasification duration. Methodology. ... -
Safe development of the decorative jaspilites in the energetically disturbed massifs
(Occupational Safety in Industry, 2018)Investigations were conducted in the field of the development of the decorative jaspilites in the energetically disturbed zones of massifs based on the results of the analysis of the rock pressure energy manifestation ...