Control mechanism of the surrounding rock structure of multisection stopes in steeply dipping coal seams under overburden transient changes excitation
Sign Up to like & getrecommendations! Published in 2025 at "Scientific Reports"
DOI: 10.1038/s41598-025-24723-z
Abstract: The mining cycle of multi-section stopes in steeply dipping coal seams is protracted, and the ground pressure appearance is complex.This study utilized physical simulation and theoretical analysis to investigate the surrounding rock structural evolution mechanism… read more here.
Keywords: steeply dipping; structure; dipping coal; surrounding rock ... See more keywords
Main factors that control roadway damage when a steeply dipping coal seam crosses a fault
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DOI: 10.1080/19475705.2024.2344798
Abstract: Abstract When the working face of a steeply dipping coal seam crosses a fault, the dynamic disturbance caused by the mining load induces fault activation, causing large deformation and failure of the roadway. In this… read more here.
Keywords: steeply dipping; roadway; stress; dipping coal ... See more keywords
Investigation on Surrounding Rock Stability Control Technology of High Stress Roadway in Steeply Dipping Coal Seam
Sign Up to like & getrecommendations! Published in 2021 at "Advances in Civil Engineering"
DOI: 10.1155/2021/5269716
Abstract: There are a large amount of steeply dipping coal seams deposited in China, the safe and effective extraction of which are the challenge for coal operators due to the complicated geological characteristics, in particular, when… read more here.
Keywords: surrounding rock; steeply dipping; stress; coal ... See more keywords
Surrounding Rock Movement of Steeply Dipping Coal Seam Using Backfill Mining
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DOI: 10.1155/2021/5574563
Abstract: The movement of the overlying strata in steeply dipping coal seams is complex, and the deformation of roof rock beam is obvious. In general, the backfill mining method can improve the stability of the surrounding… read more here.
Keywords: steeply dipping; surrounding rock; rock; dipping coal ... See more keywords
Migration Law of the Roof of a Composited Backfilling Longwall Face in a Steeply Dipping Coal Seam
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DOI: 10.3390/min9030188
Abstract: The artificial-caved rock composited backfilling approach can effectively restrain the dynamic phenomena in the coal seam and the associated roof and floor during mining operations, and can also improve the stability of the system of… read more here.
Keywords: coal seam; face; composited backfilling; steeply dipping ... See more keywords