Перегляд Physical & Chemical Geotechnologies – 2020 : materials of the International Scientific & Practical Conference (Program of report) = Фізико-хімічні геотехнології – 2020 : матеріали міжнар. наук.-практ. конф. (програма виступів), 04–05 листопада 2020 р. за датою

Зараз показуються 1-20 з 33

    • Analysis of manganese distribution of coal seam c 5 of “blahodatna” mine field 

      Ishkov, Valerii (Видавництво НТУ ДП, 2020)
      Purpose. Study of the spatial distribution of manganese in the coal seam c 5 of the “Blagodatna” mine field and the establishment of relationship between its content and the main technological parameters of coal ...

    • Substantiation of parameters of technology insulation of absorbing horizons of boreholes 

      Sudakov, Andrey; Sudakova, Diana (Видавництво НТУ ДП, 2020)
      Purpose. By robots є improved thermomechanical technology for isolation of clay horizons in drill holes Methodology. The tasks were solved by a comprehensive research method. Containing analysis and generalization ...

    • Methodology of researching the process of obtaining composite fuel from coal processing waste 

      Pavlychenko, Artem; Haidai, Oleksandr; Firsova, Valeriia; Lampika, Tetiana (Видавництво НТУ «ДП», 2020)
      In solving the problem of developing coal preparation wastes in the production of composite fuels, such as coal sludge and braize, reliable knowledge about various physical and mechanical characteristics of waste is important ...

    • Preliminary assessment of the content of valuable components in coal mine waste dumps 

      Petlovanyi, Mykhailo; Sai, Kateryna (Видавництво НТУ «ДП», 2020)
      Study of the mineralogical and chemical composition of waste rocks from the Western Donbass coal mines dumps to establish the presence of valuable components and their subsequent industrial development. The present work ...

    • New theory of rock massif fragmentation by using explosion energy 

      Kononenko, Maksym; Khomenko, Oleh (Видавництво НТУ ДП, 2020)
      Purpose. Ore mining involves the destruction of large volumes of hard rocks, which requires preliminary fragmentation by using drilling-and-blasting operations. Therefore, special attention is paid to the ...

    • Some effective method of processing copper concentrate 

      Kravchenko, Volodymyr; Hankevich, Valentyn; Pashchenko, Oleksandr; Kuts, Oleksandra (Видавництво НТУ ДП, 2020)
      Purpose. Using the special methods of processing it is proposed the forming of copper concentrate for further industrial usage. Methodology. The studies were carried on using continuous smelting of copper ...

    • Substantiation into parameters of the conveyor transport system in the main cargo flow at the mine under conditions of mining works intensification 

      Koroviaka, Yevhenii; Lubenets, Tetiana (Видавництво НТУ ДП, 2020)
      Purpose. Substantiation of parameters of the conveyor transport system of the main cargo flow of the mine in the conditions of intensification of mining works, which are determined by the actual cargo flow in the coalfaces ...

    • Peculiarities of international and national legislation and modern activity of leading companies in the extraction of colored gems 

      Shevchenko, Serhii; Husenko, Olha (Видавництво НТУ ДП, 2020)
      Purpose. Study the impact of the peculiarities of international and national legislation in the field of colored gems mining on the success of the world's leading companies in order to activate the gemstone market ...

    • Systematization of data on the modern threat of slagheaps 

      Zvoryhin, Kyrylo; Kovrov, Oleksandr (Видавництво НТУ «ДП», 2020)
      Improve the technology of phytoremediation of degraded lands in mining regions. The research was carried out by studying an extensive knowledge base, studying practical application in Ukraine and European countries.

    • Ways of transmitting information via the cable power line 

      Zibalov, Dmitriy (Видавництво НТУ ДП, 2020)
      Purpose. Study the possibility of transmitting information via the cable power line of using NLS based on pseudorandom sequences(PRS). Methodology. At the moment there are two methods to study extensive power networks. ...

    • Double-unit longwalls as the method for mining concentration 

      Shavarskyi, Yaroslav (Видавництво НТУ ДП, 2020)
      Purpose. Justifying the mining concentration by using double-unit longwalls in different geological conditions at economically expedient level. Methodology. Using the practical researches and analytical strengths ...

    • Destruction of rocks by non-explosive destroying mixtures in underground mining 

      Sakhno, Ivan; Kachalov, Nikita (Видавництво НТУ ДП, 2020)
      Purpose. Study of hydration kinetics of non-explosive destructive mixtures and dynamics of pressure increase of their expansion. Methodology. The first group of experiments was performed on an autodyne NMR spectrometer. ...

    • Some aspects of tailing dump development 

      Saik, Pavlo; Hrytsenko, Leonid; Lozynskyi, Vasyl (Видавництво НТУ ДП, 2020)
      Purpose. The technology of underground coal mining and its enrichment is accompanied by a significant accumulation of man-made deposits - tailings. Today’s development of mining companies, based ...

    • The trends of world mining and power generation development 

      Shashenko, Olexandr; Pivnyak, Gennadiy (Видавництво НТУ ДП, 2020)
      The studies were carried according the national plan for the development of mining and power energy sectors in Ukraine and means the improving generation technologies and wastes utilization for ...

    • Cavitation processes in well drilling 

      Femiak, Yaroslav; Fedyk, Ostap (Видавництво НТУ ДП, 2020)
      Purpose. Studies of energy distribution at different frequency ranges in the process of propagation of cavitation-pulsation action on an array of rocks found that the maximum value of energy is realized ...

    • Vanadium in the coal seam C10B of the dniprovska mine (western donbass) 

      Pashchenko, Pavlo (Видавництво НТУ ДП, 2020)
      Purpose. The research of peculiarities of vanadium distribution in the coal seam c 10в of the Dniprovska mine and establishment of connections of its content with the main technological parameters of coal. ...

    • Some issues of the thin coal explortion at jsw group mines 

      Dychko, Artur; Dupliak, Maria (Видавництво НТУ ДП, 2020)
      Purpose. Carrying out the research for application of the extraction technologies for thin coal seams at JSW Group mines at economically expedient level. Methodology. Applying the methods of mathematical statistics, as ...

    • Analytical and experimental studies of the gradual-rotational flow of fluid in a vortex heat generator 

      Nikolsky, Valeriy; Yaris, Vadim; Alieksandrov, Oleksandr; Lobodenko, Antonina (Видавництво НТУ ДП, 2020)
      Purpose. Obtain the results of the hydrodynamics of translational and rotational motion of the viscous fluid flow in the working space of a vortex heat generator of variable geometry through analytical and ...

    • Influence of deformation parameters on drill string dynamics 

      Chudyk, Igor; Grydzhuk, Jaroslav (Видавництво НТУ ДП, 2020)
      Purpose. Identifying the causes of additional energy consumption for deformation of the drill string. Methodology. The study was conducted by analyzing the causes of deformations and justifying their impact on the ...

    • The review on international practices of thermal energy recovery at closed mines 

      Rudakov, Dmytro; Inkin, Oleksandr (Видавництво НТУ ДП, 2020)
      Purpose. Comparative study and efficiency analysis of operating geothermal systems installed in different countries to recover heat from mine water and rocks in post-coalmining areas. Methodology. The research ...