Similar Material Simulation Test of Overlying Strata Characteristics of Isolated Working Face Mining with Thick-Hard Strata
Sign Up to like & getrecommendations! Published in 2019 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-019-01076-9
Abstract: The overlying strata spatial structure of isolated working face under thick-hard strata is complex, and the overlying strata movement is drastic. Rock burst in this kind of isolated working face is easy to occur under… read more here.
Keywords: mining; overlying strata; isolated working; face ... See more keywords
An innovative strata movement model for predicting overlying strata deformations
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DOI: 10.1007/s10706-020-01392-5
Abstract: The overlying strata in mining could move, deform and break with the advancement of the underground mining operations and form the “three-vertical-zones” over the mined-out areas. In this paper, the influence function method based to… read more here.
Keywords: strata; overlying strata; model; movement model ... See more keywords
A novel conceptual model of fracture evolution patterns in the overlying strata during horizontal coal seam mining
Sign Up to like & getrecommendations! Published in 2019 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-019-4486-x
Abstract: The dynamic evolution of mining-induced fractures in overlying strata caused by mining has non-ignorable effects on engineering safety and water loss from an overlying aquifer. To clarify the evolutionary patterns of fractures due to the… read more here.
Keywords: mining; fracture; overlying strata; model ... See more keywords
A new monitoring method for overlying strata failure height in Neogene laterite caused by underground coal mining
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DOI: 10.1016/j.engfailanal.2020.104796
Abstract: Abstract Determination of the overlying strata failure height, that is, water flowing fractured zone height (WFFZH), is critical to underwater coal mining, especially in the fragile geo-environment areas. Due to the property discrepancy of rock… read more here.
Keywords: failure height; coal mining; overlying strata; strata failure ... See more keywords
Characteristics of Stress Transfer and Progressive Fracture in Overlying Strata due to Mining-Induced Disturbances
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DOI: 10.1155/2018/8967010
Abstract: In this study, based on the mining of the 13210 working face in the Yima coal mine of the Gengcun village, China, a simplified mechanical model for the analysis of dynamic destabilization of the overlying… read more here.
Keywords: mining; fracture; overlying strata; stress ... See more keywords
Mechanism of Secondary Breakage in the Overlying Strata during Repetitious Mining of an Ultrathick Coal Seam in Design Stage
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DOI: 10.1155/2019/5090326
Abstract: When designing the mining of an ultrathick coal seam, the laws governing movement in the overlying strata during mining are a fundamental issue based on which several problems are addressed, including determining the mining method… read more here.
Keywords: coal seam; ultrathick coal; overlying strata; mining ultrathick ... See more keywords
Simulated Experiment of Water-Sand Inrush across Overlying Strata Fissures Caused by Mining
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DOI: 10.1155/2020/6614213
Abstract: In western region of China, the water-sand inrush across overlying strata fissures caused by mining threatens the mine safety production seriously. In order to study the development of water-sand inrush across overlying strata fissures caused… read more here.
Keywords: sand; mining; overlying strata; water ... See more keywords
A DOFS-Based Approach to Calculate the Height of Water-Flowing Fractured Zone in Overlying Strata under Mining
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DOI: 10.1155/2021/8860600
Abstract: The distributed optical fiber sensing (DOFS) is a technique that can obtain full spatial and temporal information concerning the behavior of a large range of measurand fields along a fiber path and realize the distributed… read more here.
Keywords: fractured zone; overlying strata; height water; flowing fractured ... See more keywords
Numerical investigation on overburden migration behaviors in stope under thick magmatic rocks
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DOI: 10.12989/gae.2020.22.4.349
Abstract: Quantification of the influence of the fracture of thick magmatic rock (TMR) on the behavior of its overlying strata is a prerequisite to the understanding of the deformation behavior of the earth\'s surface in deep… read more here.
Keywords: thick magmatic; fracture; numerical investigation; investigation overburden ... See more keywords