Перегляд Персональні колекції співробітників та підрозділів по назві
Зараз показуються 257-276 з 1559
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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 ... -
Reforming and modernizing the public service of Ukraine under European standards management of personnel policy
(2021)The study outlines the importance of effective public administration. It was determined that the reform of the public service in Ukraine was the discrepancy between the Ukrainian system of public administration and ... -
REINVESTMENT ACTIVITY OF INDUSTRIAL ENTERPRISE – STIMULATORS AND MOTIVATORS: CASE OF UKRAINE
(2011)Basic tendencies in investment climate of Ukraine are discovered. The principal sources of investments of industrial enterprises are examined. The process of reinvestment activity of industrial enterprises and its influence ... -
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 AND DEVELOPMENT OF METHODS TO REDUCE ENERGY CONSUMPTION CLOSED JOINT STOCK COMPANY "ERLAN"
(Nauka i studia, 2017)The work developed economic model selecting optimal heating of industrial facilities to reduce energy consumption. To construct a mathematical model of optimization criteria have been established, the analysis of the most ... -
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, ... -
Responsibility development as academic integrity tool for translation and public administration students
(2019)This paper deals with the development of students’ responsibility as a tool of academic integrity and it aims to develop the way of improvement of students’ responsibility of dealing with information and consider the results ... -
Restoring trust in government as a prerequisite for the formation of effective public administration in Ukraine
(2020)This article concerns research on the basic ways to increase the trust of Ukrainian society in its government via a sociological study conducted among public servants. Based on this study, it is established that the main ... -
Results data of the regression and correlation analysis of the concentration of germanium with thickness and ashity in the coal seam C 8Н of the Dniprovska mine
(Graz, 2022)For an objective geological and economic assessment of the possibility of simultaneous extraction of germanium from coal, waste and products of its processing and planning of the most effective organizational and technical ... -
Results of correlation and regression analysis of germanium concentrations with thickness and ash content of coal seam c8b of Dniprovska mine field (Ukraine)
(Stockholm, 2022)The analysis of the result of the regression analysis of the modeling of the quadratic relationship of germanium with the ash content of the coal seam с8в of the "Dniprovska" mine clearly indicates the existence of a ... -
RESULTS OF DISPERSION AND SPATIAL ANALYSIS OF THE GERMANIUM DISTRIBUTION IN COAL SEAM C8B OF ZAHIDNO-DONBASKA MINE FIELD (UKRAINE)
(International Science Group, 2022)The research actuality of studying the content of germanium in coal seams is due to the possibility of its industrial extraction and use as a valuable accompanying component. In coal, germanium belongs to the group of ... -
Results of dispersion and spatial analysis of the germanium distribution in coal seam c8B of Zahidno-Donbaska mine field (Ukraine)
(Milan, 2022)The research actuality of studying the content of germanium in coal seams is due to the possibility of its industrial extraction and use as a valuable accompanying component. The main practical value of the performed ... -
Review of methods for energy-efficiency improvement in induction machine
(2020)Purpose. To present a comprehensive analysis of domestic and foreign experience regarding the existing optimization techniques in the problems of the power losses minimization in electromechanical systems with an induction ... -
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 ...