The analysis of the stress-and-strain state in vicinity of mining excavations
About authors
- 1 — post-graduate student Natsional'nyi mineral'no-syr'evoi universitet «Gornyi»
- 2 — Ph.D. associate professor Natsional'nyi mineral'no-syr'evoi universitet «Gornyi»
Abstract
Estimation of the strain-and-stress state and displacement of the waterprotective layers in vicinity of mining excavations in conditions of SKRU-3 mine (Uralkali Group) is done. It is shown that loadings on pillars on layer Kr.II exceed 15-20 % loadings on layer AB.
Область исследования:
(Archived) Geotechnology for development of solid mining fields
Keywords:
deflected mode
potash seams
room-and-pillar mining method
numerical modeling
finite element method
References
- Underworked objects and flooding protection instruction for mines of Verhkamskoe deposit of potassium salts / VNIIG. Saint Petersburg, 2008. 95 p.
- Kowalski E.R., Mozer S.P. The major factors considered at numerical modeling of deformation processes in surrounding rocks in case of short wall development of coal seams // Development of mineral resources of the North: problems and decisions: Works of the 10th international scientific and practical conference. April 11-13, 2012 / Vorkuta mining institute (branch) of FGB OU VPO «National Mineral Resources University (Mining University)». Vorkuta, 2012. Vol.1. P.66-70.
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