Výsledky vyhledávání - "Daria Chepiga"

Evaluation of the effectiveness of secondary support of haulage drifts based on a comparative analysis of the deformation characteristics of protective structures

Autor: Oleksandr Tkachuk, Daria Chepiga, Serhii Pakhomov, Serhiy Volkov, Yaroslav Liashok, Yaroslava Bachurina, Iryna Shvets, Serhii Podkopaiev

Publikováno v: Eastern-European Journal of Enterprise Technologies. 2:73-81

The object of this study is the processes of managing the state of lateral rocks in the coal rock array with preparatory workings. The influence of deformation characteristics of the protective structures of the preparatory workings on the stability

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::398db4ede3b90094c27f52891a0f4129
https://doi.org/10.15587/1729-4061.2023.272454

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SUBSTANTIATION FOR SIMPLIFICATION OF CALCULATION MODELS FOR ASSESSMENT OF THE STABILITY OF ROOF ROCKS

Autor: Daria Chepiga, Anton Korol, Andriy Petrenko, Iryna Bessarab, Pjsc 'Donetskstal', Anton Polozhiy, Oleksandr Ahafonov, Oleksandr Tkachuk

Publikováno v: JOURNAL of Donetsk mining institute. :25-36

Purpose. Substantiation of expediency and admissibility of use of the simplified calculation models of a coal seam roof for an estimation of its stability under the action of external loadings. Methods. To achieve this purpose, the studies have been

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b13a3fddbeadfe0efd19d37478892cff
https://doi.org/10.31474/1999-981x-2021-1-25-36

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About dynamics of side rock in their sudden collapse

Autor: Vladimir Kolomiets, Igor Iordanov, Nikolay Vlasenko, Sergey Aleksandrov, Daria Chepiga

Publikováno v: Bulletin of the National Technical University «KhPI» Series: New solutions in modern technologies. :64-72

As a result of analyzes, with the aim of studying the dynamics of the wall rocks at their sudden collapse, prepared according to changes in the frequency, the oscillation period and the coordinate points of the body (the beam - just a roof) for beari

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2b4b6cac086c99d4ccd4971a7b6bb91e
https://doi.org/10.20998/2413-4295.2017.07.09

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