Zobrazeno 1 - 10
of 1 340
pro vyhledávání: '"UNDERGROUND MINE"'
Publikováno v:
Записки Горного института, Vol 268, Pp 669-682 (2024)
This study analyzes how key factors impact friction rock bolt capacity using standard pull-out tests, focusing on 39 mm diameter, 180 cm long split-tube bolts. We investigate bolt performance dependence on rock mass rating (RMR), time after installat
Externí odkaz:
https://doaj.org/article/b8998bd8378d4df99ba267eb0eae1c12
Publikováno v:
Heliyon, Vol 10, Iss 24, Pp e41023- (2024)
The restoration and treatment of underground voids have always posed significant challenges for constructing environmentally sustainable mines. To investigate the effectiveness of a combined approach involving waste rock filling and grouting roof fil
Externí odkaz:
https://doaj.org/article/ef0eb34013d746599b9f2ed7efaeadda
Publikováno v:
Cogent Engineering, Vol 11, Iss 1 (2024)
AbstractThe intelligent monitoring of electric locomotive loading is crucial in unmanned underground systems. A CNN-based monitoring scheme with migration learning was proposed to address efficiency, abnormality, and data acquisition challenges. Loco
Externí odkaz:
https://doaj.org/article/80732c20785a42f6be67f61a19e3a6c5
Publikováno v:
International Journal of Coal Science & Technology, Vol 11, Iss 1, Pp 1-47 (2024)
Abstract In the confined spaces of underground mines, the exposure of over 10,000 miners in the U.S. to diesel exhaust and diesel particulate matter (DPM) is an occupational inevitability, particularly in metal and nonmetal mineral extraction. These
Externí odkaz:
https://doaj.org/article/0d246d26721b4eefa19cd3544dd216c2
Publikováno v:
Mining, Vol 4, Iss 2, Pp 417-428 (2024)
The undercutting process is a technique employed to initiate the caving of the ore mass in block caving, achieved by creating a basal cut on the block scheduled to be submerged. The effective execution of the undercutting process involves numerous va
Externí odkaz:
https://doaj.org/article/34ec4a0cccf5453cae9efa784163e4eb
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 54, Iss , Pp 101856- (2024)
Study region: A legacy underground tungsten mine in a mountainous area, central Japan. Study focus: We analyzed mining-influenced water (MIW) from mine voids and surface water from rivers to determine the dissolved ion concentrations and water isotop
Externí odkaz:
https://doaj.org/article/fe156d690541469d9d786c2fbea6f198
Publikováno v:
In Heliyon 30 December 2024 10(24)
Autor:
Xiao, Menghui a, b, c, Du, Cuifeng a, b, c, ⁎, Wang, Yuan a, b, c, Wang, Jiuzhu a, b, c, Chang, Baomeng a, b, c
Publikováno v:
In Case Studies in Thermal Engineering February 2025 66
Publikováno v:
Applied Sciences, Vol 14, Iss 22, p 10620 (2024)
Spatially referenced and geometrically accurate laser scanning is essential for the safety monitoring of an underground mine. However, the spatial inconsistency of point clouds collected by heterogeneous platforms presents challenges in achieving sea
Externí odkaz:
https://doaj.org/article/03c5241352a140e498c006acf14feac5
Publikováno v:
IEEE Access, Vol 12, Pp 106685-106694 (2024)
In mine operations, the safe operation of transportation equipment is crucial to ensure the safety of miners and the efficiency of mine production. However, it is notable that there is little research on perception technology for unstructured environ
Externí odkaz:
https://doaj.org/article/41d9dbcb005c4289a0e193af676dfa8d