Zobrazeno 1 - 10
of 7 881
pro vyhledávání: '"Open Pit"'
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 10, Pp 4154-4176 (2024)
Intense precipitation infiltration and intricate excavation processes are crucial factors that impact the stability and security of towering and steep rock slopes within mining sites. The primary aim of this research was to investigate the progressio
Externí odkaz:
https://doaj.org/article/63708aabead94d90a6d8641a6782b261
Publikováno v:
Mining, Vol 4, Iss 3, Pp 672-686 (2024)
Given the global importance and limited availability of phosphate, optimizing the use of this critical resource and minimizing its wastage are of paramount importance. In this context, this paper proposes an innovative architecture for the implementa
Externí odkaz:
https://doaj.org/article/7a30540fd7f8425e8120b15b1056f6d0
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:
环境与职业医学, Vol 41, Iss 7, Pp 796-800 (2024)
BackgroundAfter working in a harsh occupational hazard environment for a long time, open-pit coal mine workers are under tremendous physical and mental pressure, which is prone to presenteeism behavior. objectiveTo identify the relationships between
Externí odkaz:
https://doaj.org/article/862c124d28e240e3bce7c4e4238be868
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Open-pit mine pavement dust dries and breaks easily. As such, a composite pavement dust suppressant with good wettability, moisturizing, coagulation, and antifreezing properties in winter was investigated. Monomer screening and orthogonal ex
Externí odkaz:
https://doaj.org/article/a5240e0bc8a4413db54711c495ebaf63
Publikováno v:
工程科学学报, Vol 46, Iss 6, Pp 1041-1053 (2024)
Joint fissures are one of the significant factors that influence the stability of open-pit mine slopes. With advancements in image processing and machine vision technology, the applications of intelligent algorithms for identification have attracted
Externí odkaz:
https://doaj.org/article/6265c825f54b432bb96ae92a838ffff2