Zobrazeno 1 - 10
of 1 798
pro vyhledávání: '"Open Pit Mine"'
Autor:
Stefan Nachev, Ivan Vasilev
Publikováno v:
Sustainable Extraction and Processing of Raw Materials Journal, Vol 5, Iss 5, Pp 50-55 (2024)
ABSTRACT. The paper presents a geotechnical investigation of the structural integrity of the Ellatzite open-pit mine and considers the achieved bench face angle, while looking at the final geometry shaping of the bench face. The study shows that the
Externí odkaz:
https://doaj.org/article/a2fedfaa17264b4895683a5d0888f133
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-24 (2024)
Abstract To solve the problem of controlling mining in the open-pit mine end slope fire-burned area, applying multivariate function fitting to the roof and floor modeling of multi-coal seam open pit mines, introducing the factor of coal quality chang
Externí odkaz:
https://doaj.org/article/dc5989597b1641f8b0e7a6d219ca77aa
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 8, Pp 182-191 (2024)
To address the requirements for left-side driving and the issue of smoothing efficiency for long-distance transportation routes of mining dump trucks in open-pit mine environments, a path planning method that combines a left-side driving hybrid A* al
Externí odkaz:
https://doaj.org/article/223e25328f9d488c80aa4a25b3249b8b
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Rock and soil strength profoundly influences the stability of open-pit mine slopes. Traditional slope design, based on limited drilling data, often disregards inherent uncertainties. Effectively utilizing new sample information from mining o
Externí odkaz:
https://doaj.org/article/b91c480d7ab4485284b987b1533772ea
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 8, Pp 3047-3062 (2024)
In open pit mining, uncontrolled block instabilities have serious social, economic and regulatory consequences, such as casualties, disruption of operation and increased regulation difficulties. For this reason, bench face angle, as one of the contro
Externí odkaz:
https://doaj.org/article/045f83ad8c4b421b8740f6215802f916
Publikováno v:
Heliyon, Vol 10, Iss 17, Pp e37184- (2024)
The legacy of industry reflects a city's journey and marks its cultural essence, highlighting the significance of preserving and promoting such historical assets. There is a noticeable gap in the discourse surrounding the intrinsic value of industria
Externí odkaz:
https://doaj.org/article/4701792d309342049e874d611e626f6b
Publikováno v:
Heliyon, Vol 10, Iss 17, Pp e37005- (2024)
So as to extend the application of upper bound limit analysis for slope stability in open-pit mine, this paper analyzed failure mechanism of rock mass when shear failure occurred based on plastic mechanics principles, and combined with discrete mathe
Externí odkaz:
https://doaj.org/article/82ee89d70e17486e92c0c4abaf3deaf2
Publikováno v:
Ecological Indicators, Vol 166, Iss , Pp 112392- (2024)
Open-pit mining causes serious damage to the ground surface and vegetation. Remote sensing technology helps assess and monitor the effectiveness of ecological restoration in abandoned open-pit mines, offering vital information for exploring the ecosy
Externí odkaz:
https://doaj.org/article/8965fae7ecce4e1aa9b0f649bfa9d1d7
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract A large number of burnt rocks in some open-pit mines in Xinjiang, Inner Mongolia and Ningxia have a great influence on the blasting effect. For this kind of rock, through the analysis of physical and chemical changes, combined with ANSYS/LS-
Externí odkaz:
https://doaj.org/article/737dad5a7abb4ba1a04ba6d211d3d6ab
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-14 (2024)
Abstract Repurposing a closed mine as lower reservoir is a cost-effective way for the construction of pumped storage hydropower (PSH) plant. This method can eliminate the expenses of mine reclamation, reservoir construction, and land acquisition, res
Externí odkaz:
https://doaj.org/article/5b9e0a2fd8424593a6b483a3b3f13ded