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Akademický článek
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Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
Goaf instability poses significant hazards, affecting mine safety and public welfare. This study aims to evaluate the risk of goaf instability to enhance safety measures in mining operations. Thirteen key indicators were identified to construct a com
Externí odkaz:
https://doaj.org/article/4ee6f28cc067428ea971bee2a79c0c75
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract This study aimed to investigate the formation mechanism of the mud-inclusion-type underground debris flows of natural caving underground mines. The characteristics of fine moraine particles flowing through the coarse-grained ore bed were use
Externí odkaz:
https://doaj.org/article/08c989b3ea194909afe25e766d58cc64
Publikováno v:
Applied Sciences, Vol 14, Iss 23, p 11180 (2024)
The accurate prediction of roof stress in mined-out areas is crucial for ensuring mine safety. However, existing study methods often overlook the increasingly available image data and fail to balance the model predictive capability with interpretabil
Externí odkaz:
https://doaj.org/article/9427da6f0d0d41488f8f5f2ca35aee7c
Publikováno v:
Advances in Civil Engineering, Vol 2024 (2024)
Goaf has become one of the most significant sources of hazard affecting the safety of metal and nonmetal mines. Evaluation of goaf stability is of paramount importance for mine safety production. First, 13 indices such as rock mass structure, geologi
Externí odkaz:
https://doaj.org/article/97013c72f67e4a77b5304ea3fe256085
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
Underground mining in Karst Plateau landform area may cause the loss of support for the upper rock stratum, resulting in rock collapse and large-scale subsidence of the ground surface. Also, the formation of a large-scale goafs may further lead to ge
Externí odkaz:
https://doaj.org/article/1b07629619734ff0999464853358ab3d
Publikováno v:
Applied Sciences, Vol 14, Iss 6, p 2416 (2024)
Subsidence of the earth’s surface induced by mining activities has always been a critical concern in the relevant research fields. This subsidence disrupts the original geological structures and can lead to secondary geological hazards, environment
Externí odkaz:
https://doaj.org/article/fb4d8bc77ca84f18af8615e551c262dd
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
The nature of fine particulate matter is caused by the deterioration of the lean ore loss index and the important influence factors of a mine disaster accident. In this paper, fine moraine particles and coarse-grained ore from the Pulang Copper Mine
Externí odkaz:
https://doaj.org/article/5f6c66ab8b364e06b7eec92b680d4498
Autor:
Mengao Qian, Shangyu Yin, Kepeng Hu, Quanpeng Wang, Weilan Cao, Changbao Liu, Zhonglin Wang, Chongjie Huang
Publikováno v:
Videosurgery and Other Miniinvasive Techniques, Vol 17, Iss 3, Pp 498-505 (2022)
Externí odkaz:
https://doaj.org/article/2e6e06e53741461a934e1bd662d73afd
Publikováno v:
Advances in Civil Engineering, Vol 2023 (2023)
Considering the pressure-bearing mechanism of the safety helmet and as an anchored net is subjected to the surrounding rock mass, researchers should regard the support force as a safety criterion. Thus, a method for calculating the anchored mesh supp
Externí odkaz:
https://doaj.org/article/1a8e26177e03402d977279db02c3d091