Zobrazeno 1 - 10
of 1 304
pro vyhledávání: '"surface subsidence"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract Predicting and understanding the phenomenon of surface subsidence caused by coal mining in working faces with faults are important issues for safe coal mining and efficient production. In numerical simulation experiments, it was found that t
Externí odkaz:
https://doaj.org/article/600e504b0a264bfcab1516cbcd8cc182
Autor:
Weijia Ling, Xinglong Feng, Liguan Wang, Zhonghua Zhu, Shiwen Wang, Haiying Fu, Shuwen Zhang, Ying Zhao
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-26 (2024)
Abstract Unmanned Aerial Vehicle (UAV) oblique photogrammetry has been extensively employed in mining, albeit predominantly for reconstructing three-dimensional scenes and detecting changes within mining sites, lacking predictive capabilities. Levera
Externí odkaz:
https://doaj.org/article/b0c940be01894ea28335cb86497244c1
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 9, Pp 19-30 (2024)
The multi-seam occurrence conditions in the western mining area have brought forth prominent and common issues such as "contradictions in mining face layout, variable overburden structure, and superimposed surface migration". Exploring the coordinate
Externí odkaz:
https://doaj.org/article/063e8d8b6a3d4fa49b6b2f7c2f80b5aa
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-8 (2024)
Abstract Coal seam mining causes fracture and movement of overlying strata in goaf, and endangers the safety of surface structures and underground pipelines. Based on the engineering geological conditions of 22,122 working face in Cuncaota No.2 Coal
Externí odkaz:
https://doaj.org/article/66281796858b420496304543645ac7f2
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract In coal mining areas, surface subsidence poses significant risks to human life and property. Fortunately, surface subsidence caused by coal mining can be monitored and predicted by using various methods, e.g., probability integral method and
Externí odkaz:
https://doaj.org/article/8eae740135bd4e60a4ac4af09f824851
Publikováno v:
Meikuang Anquan, Vol 55, Iss 6, Pp 228-235 (2024)
In the western mining area, coal mining is characterized by shallow burial depth, thin bedrock, multi coal seam mining, and a fragile surface environment. To address the limitations of traditional observation methods for mining-induced subsidence, su
Externí odkaz:
https://doaj.org/article/4daa8c93c20c40f68b7847b2e609cc09
Publikováno v:
Meikuang Anquan, Vol 55, Iss 6, Pp 151-159 (2024)
To study the law of surface subsidence velocity caused by coal seam mining under thick and loose layers and thin bedrock, taking the 110801 first mining face of a mine in Huainan Mining Area as the engineering background, the finite difference softwa
Externí odkaz:
https://doaj.org/article/6a1a8272b696482a9800d20ab58642c2
Publikováno v:
Meikuang Anquan, Vol 55, Iss 6, Pp 141-150 (2024)
In order to study the control mechanism of surface subsidence by the high and huge thick conglomerate strata after working face mining, the typical working face of west 11th mining area of Gaozhuang Coal Mine is taken as the background, and the resea
Externí odkaz:
https://doaj.org/article/97d392ee9a584da1a062e8fc35396c7b
Publikováno v:
Deep Underground Science and Engineering, Vol 3, Iss 2, Pp 231-246 (2024)
Abstract To understand the mechanical response pattern of the existing structure and ground due to the construction of metro tunnels underneath, the finite difference method is adopted to study the torsional deformation and stress variation of the ex
Externí odkaz:
https://doaj.org/article/c3c33df4675c4f0c959ef8cb1fdbd187