Now showing items 21-40 of 41

    • Ecological aspects of managing the stressed- deformed state of the mountain massif during the development of multiple coal layers 

      Buzylo, Volodymyr; Бузило, Володимир Іванович; Бузило, В. І.; Бузило, Владимир Иванович; Бузило, В. И.; Pavlychenko, Artem; Павличенко, Артем Володимирович; Павличенко, А. В.; Павличенко, Артем Владимирович; Savelieva, Tamara; Borysovska, Olena; бор (2018)
      The ecological consequences of long-term development of coal deposits for the components of the environment, buildings, communications and infrastructure facilities have been analysed. The stress-deformed ...
    • Formation of safety conditions for development of deposits by open mining 

      Anisimov, Oleh; Анісімов, Олег Олександрович; Анісімов, О. О.; Анисимов, Олег Александрович; Анисимов, О. А.; Symonenko, Volodymyr; Симоненко; Симоненко, Володимир Іванович; Симоненко, В. І.; Симоненко, Владимир Иванович; Симоненко, В. И.; Cherniaiev, Oleksii; Shustov, Oleksandr (2018)
      The researched parameters of the catching device, which ensures the safe operation of equipment and working people in deep open pits, where are formed the benches by steep dipping layers. For obtaining the ...
    • Parameters of selective martite ores disintegration in structured ore bodies deposits by borehole hydraulic monitors 

      Stupnik, Mykola; Tarasiutin, Viktor; Fedorenko, Pavlo (2018)
      The work is aimed at determining parameters of advance borehole stoping by hydraulic monitors leading to rational use of reserves structured according to ore types at deposits by means of advance stoping ...
    • Technological aspects of technogenic disturbance liquidation in the areas of coal-gas deposits development 

      Mediаnyk, Volodymyr; Медяник, Володимир Юрійович; Медяник, В. Ю.; Медяник, Владимир Юрьевич; Cherniaiev, Oleksii (2018)
      The objective of this work is to develop the technological measures for liquidation of technogenic disturbances that have arisen within the residential areas. Based on the results of geophysical studies, ...
    • Maintenance of reusable mine workings during the augering mining of coal seams 

      Bondarenko, Volodymyr; Бондаренко, Володимир Ілліч; Бондаренко, В. І.; Бондаренко, Владимир Ильич; Бондаренко, В. И.; Symanovych, Hennadii; Симанович, Геннадій Анатолійович; Симанович, Г. А.; Симанович, Геннадий Анатольевич; Симанович, Г. А.; Kovalevska, Iryna; Ковалевська, Ірина Анатоліївна; Ковалевська, І. А.; Ковалевская, Ирина Анатольевна; Ковалевская, И. А.; Chervatiuk, Viktor; Черватюк, В. Г. (2018)
      The augering mining of thin and very thin coal seams has been proposed for using the efficiency of this task, related to the stability of reusable mine workings. The interrelation has been established ...
    • Integrated analysis of geofiltrational parameters in the context of underground coal gasification relying upon calculations and modeling 

      Inkin, Oleksandr; Інкін, Олександр Вікторович; Інкін, О. В.; Инкин, Александр Викторович; Инкин, А. В.; Tishkov, Volodymyr; Dereviahina, Nataliia; Sotskov, Vadym (2018)
      Objective of the paper is to substantiate and implement the integrated approach aimed at the studies of filtration and mass-transfer processes within roof rocks of coal seams in the context ...
    • The study of melting process of the new plugging material at thermomechanical isolation technology of permeable horizons of mine opening 

      Sudakov, Andrii; Dreus, Andrii; Sudakova, Diana; Khamininch, Oleksandr (2018)
      The article presents the results of experimental and theoretical studies, the purpose of which was to substantiate the technology of drilling wells isolation using new thermoplastic composite material. The basis of ...
    • Mathematical modeling of tight roof periodical falling 

      Prykhodko, Vira; Ulanova, Nataliia; Haidai, Oleksandr; Klymenko, Dina (2018)
      The paper proposes a method to determine of a coal seam roof falling step basing upon the analysis of stress and strain state of the rock mass area with mine workings formed as a result of coal preparatory and extraction ...
    • Results of the experimental research of the heat-transfer jet pressure to the rock surface during thermal reaming of the borehole 

      Voloshyn, Oleksii; Potapchuk, Iryna; Zhevzhyk, Oleksandr; Zhovtonoha, Mykola (2018)
      The performed analysis of scientific sources confirms the existence of a small number of publications devoted to the experimental research of the gasdynamics and plasmodynamics of jets used as a ...
    • Dependence of gas emission from the sources undermined by stope mine workings on the rocks displacement parameters 

      Filatiev, Mykhailo; Antoshchenko, Mykola; Filatieva, Elvira (2018)
      The parameters are established in the work of the stope mine workings and rocks displacement, which correspond to the maxima of gas emission into the gas drainage boreholes. The angular and linear parameters ...
    • Investigation of muck drawing in blocks with trapezoid sills 

      Stupnik, Mykola; Kalinichenko, Olena (2018)
      The article is aimed at determining regularities of muck drawing in blocks and developing the technology of enhancing of muck ore parameters through shaping a trapezoid block sill. To confirm ...
    • Development of a three-parameter model of the shoe brake contact interaction with the drum in mine hoisting machine 

      Zabolotnyi, Kostiantyn; Zhupiiev, Oleksandr; Molodchenko, Artur (2018)
      For safe operation of mine hoisting machines (MHM) in the mining industry, it is necessary to provide high constructive reliability of brake systems, in particular, brake systems based on the block brake. ...
    • Physical simulation of integrated protective structures 

      Nehrii, Serhii; Nehrii, Tetiana; Piskurska, Hanna (2018)
      An effective way of protecting development workings by integrated rock wall structures is considered. The necessity of improving this method and its experimental verification is substantiated. Integrated ...
    • Selective underground mining of complex structured ore bodies of Kryvyi Rih Iron Ore Basin 

      Kalinichenko, Vsevolod; Pysmennyi, Serhii; Shvaher, Nataliia; Kalinichenko, Olena (2018)
      Selective mining of complex structured ore bodies will enable increased iron content in the mined ore mass in underground mining at Kryvyi Rih iron ore basin applying the existing mining systems. ...
    • Substantiating operational parameters of load- haul-dumpers in the context of irregular-shaped underground mine workings 

      Shyrin, Leonid; Iniutkin, Ivan (2018)
      Objective of the paper is to substantiate scientifically parameters and design of energy-efficient transportation and operational schedules for ore masses transfer by means of new-generation load-haul-dumpers ...
    • Recommended and experimental values of the earth surface shift troughs parameters when conducting the stope works 

      Filatiev, Mykhailo; Filatieva, Elvira (2018)
      The correspondence of angular and linear parameters of the undermined rocks displacement and the crustal movement to their values determined according to the normative document has been established. ...
    • Hereditary model of loose mined rock layer deformation in disintegrators 

      Nadutyi, Volodymyr; Tytov, Oleksandr; Cheberiachko, Ivan (2018)
      The objective of this work is to substantiate the hereditary character of the stresses and deformations accumulation in loose mined rock during the disintegrators working surfaces convergence. It is ...
    • A modern vision of simulation modelling in mining and near mining activity 

      Dychkovskyi, Roman; Дичковський, Роман Омелянович; Дичковський, Р. О.; Дычковский, Роман Емальянович; Дычковский, Р. Е.; Falshtynskyi, Volodymyr; Фальштинський, Володимир Сергійович; Фальштинський, В. С.; Фальштинский, Владимир Сергеевич; Фальштинский, В. С.; Ruskykh, Vladyslav; Cabana, Edgar; Kosobokov, Oleksandr (2018)
      The paper represents the creation of the software simulation system, which reproduce the basic processes of mining and near production. It presents the consideration of such systems for both ...
    • Analysis of pressure difference changes in respirator filters while dusting 

      Cheberiachko, Serhii; Чеберячко, Сергій Іванович; Чеберячко, С. І.; Чеберячко, Сергей Иванович; Чеберячко, С. И.; Yavorska, Olena; Яворська, О. О.; Яворська, Олена Олександрівна; Яворская, Е. А.; Яворская, Елена Александровна; Cheberiachko, Yurii; Чеберячко, Юрій Іванович; Чеберячко, Ю. І.; Чеберячко, Юрий Иванович; Чеберячко, Ю. И.; Yavorskyi, Andrii; Яворський, Андрій Васильович; Яворський, А. В.; Яворский, Андрей Васильевич; Яворский, А. В. (2018)
      Objective is to determine the relation between pressure difference of a filter and parameters of a filtering layer to lengthen the protection period. The study involved elements of system ...
    • Improving the process of coal extraction based on the parameter optimization of mining equipment 

      Hrinov, Volodymyr; Khorolskyi, Andrii (2018)
      The aim of this paper is to develop and validate methods of choosing the means of the mining face mechanization. This paper analyses existing methods of optimizing processes in mining. It was established ...