Перегляд Mining of Mineral Deposits по темі "support"
Зараз показуються 1-8 з 8
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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 ... -
Determining patterns of the geomechanical factors influence on the fastening system loading in the preparatory mine workings
(National Mining University, 2020-03-30)Purpose. Substantiation of calculating the rational parameters of reaction and yielding property of the fastening system in the preparatory mine workings. Methods. The stress-strain state analysis of the “massif – support” ... -
Development and testing of an algorithm for calculating the load on support of mine workings
(Dnipro University of Technology, 2021-03-31)Purpose. The purpose is to develop the calculation methods for minimizing the load on the fastening system of the preparatory mine working in difficult mining and geological conditions of its maintenance. Methods. By ... -
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” ... -
Interaction of rock-bolt supports while weak rock reinforcing by means of injection rock bolts
(Dnipro University of Technology, 2021-12-30)Purpose is to analyze changes in shape and dimensions of a rock mass area, fortified with the help of a polymer, depending upon the density of injection rock bolts as well as the value of initial permeability of enclosing ... -
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 ... -
Stability of the overworked slightly metamorphosed massif around mine working
(National Mining University, 2020-06-30)Purpose. The study of mechanisms of the overworked slightly metamorphosed massif stability around mine working using the example of laminal rocks in the Western Donbas (Ukraine). Methods. The analysis of the overworking ... -
The influence of rigidity of the collapsed roof rocks in the mined-out space on the state of the preparatory mine workings
(National Mining University, 2019-06-30)Purpose. The substantiation of accounting the deformation-strength characteristics of the collapsed rocks and the rocks consolidating near the reusable preparatory mine working of the mined-out space to optimize the loading ...