Now showing items 1-5 of 5
Numerical methods of geomechanics tasks solution during coal deposits’ development
(National Mining University, 2016-09-30)
Purpose. Generalization of numerical modeling of geomechanical processes in the vicinity of mine workings by finite elements method and making recommendations for substantiation of suitable construction and behavior of ...
Tendencies of coal industry development in Ukraine
(National Mining University, 2016-06-30)
Purpose. Analysis of the current state and prospects of Ukraine coal industry development until 2020. Methods. Complex analysis of data regarding mine productivity, coal reserves, mine funds as well as coal consumption ...
Research of rock pressure manifestations in rocks of parting during descending and simultaneous mining of C9 and C10Top coal seams
(National Mining University, 2017-03-30)
Purpose. To estimate the probability of interstratal rocks stability loss during simultaneous mining of two seams in series in the descending order. Methods. Methods of a computing experiment and mine observations were ...
Generalization of trends in the influence of geomechanics factors on the choice of operation modes for the fastening system in the preparatory mine workings
(National Mining University, 2019-09-30)
Purpose. Substantiation of the mechanism of loading the preparatory mine working support to optimize its deformation-strength characteristics based on the calculation of the stress-strain state of the “massif – support” ...
Development of a research methodology and analysis of the stress state of a parting under the joint and downward mining of coal seams
(National Mining University, 2018-03-30)
Purpose. The investigation of the stress-strain state (SSS) of a parting under the joint and downward mining of coal seams. Methods. The studies have been carried out on the basis of a computational experiment by means ...