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Research into stress-strain state of the rock mass condition in the process of the operation of double-unit longwalls
(National Mining University, 2020-06-30)
Purpose. To substantiate changes in stress-strain state of rock mass in the process of long-pillar mining with the help of double-unit longwalls while evaluating stress of a mine field in terms of Lvivvuhillia SE mine.
Methods. ...
Analysis of the stress deformed state of rocks around the haulage roadway of the Beskempir field (Kazakhstan)
(National Mining University, 2020-09-30)
Purpose. To perform research and detailed analysis of the stress deformed state of rocks around the haulage roadway based on the numerical modeling with the purpose to select the rational type and design of the haulage ...
Mathematical model to optimize drilling-and-blasting operations in the process of open-pit hard rock mining
(Dnipro University of Technology, 2021-06-30)
Purpose is to determine a function of the reduced expenditures connected with drilling-and-blasting operations, loading and
hauling operations, and rock fragmentation depending upon the cost of machine-shift of the applied ...
Основні особливості бурових робіт при спорудженні викривлених свердловин
(Видавництво НТУ "ДП", 2021)
Розглянуто базові принципи та окремі структурні елементи технології проведення похилоспрямованих свердловин за умов наявності складних літологічних особливостей гірського масиву. Розроблено засадничі принципи побудови циклу ...
Research into rock mass geomechanical situation in the zone of stope operations influence at the 10th Anniversary of Kazakhstan’s Independence mine
(Dnipro University of Technology, 2021-03-31)
Purpose. Predicting the stress-strain state (SSS) of the rock mass in the zone of stope operations influence using the selfcaving
mining system and the calculation of the load-bearing capacity of mine workings support at ...
New theory for the rock mass destruction by blasting
(Dnipro University of Technology, 2021-06-30)
Purpose. To develop a new theory for the rocks destruction by blasting using a description of the formation processes of
zones with various mass state around the charging cavity.
Methods. The new theory for the rock mass ...
Study and evaluation of the stability of underground mining method used in shallow-dip vein deposits hosted in poor quality rock
(Dnipro University of Technology, 2021-09-30)
Purpose. This article proposes to analyze and determine the mining design for shallow-dip deposits hosted in poor quality rock.
Methods. We used the UBC tool to find the optimal exploitation method, the Rock mass rating ...
Способи створення траси конвеєрного підйомника в глибокому кар’єрі
(2022)
Наукова новизна. Розглянуті варіанти та обґрунтовані параметри створення крутих траншей
для подальшого розміщення на її основу конвеєрного ставу. Вдосконалена схема переміщення
гірничої маси з нижніх горизонтів на верхні, ...