Zobrazeno 1 - 10
of 95
pro vyhledávání: '"Cai, Qingxiang"'
Publikováno v:
Meikuang Anquan, Vol 54, Iss 7, Pp 214-220 (2023)
Improving slope stability is one of the important ways to ensure the safe operation of open pit coal mines and improve the resource recovery rate. Through Bishop’s analysis, the derivation of the expression of slope stability coefficient of replace
Externí odkaz:
https://doaj.org/article/8afd5cdb1df14efc9af1ed00ce8da8d7
Publikováno v:
Meikuang Anquan, Vol 53, Iss 8, Pp 230-236 (2022)
Based on discrete-continuous coupling method and taking the end slope after steep mining of thick coal seam open-pit coal mine as research background, the DEM is used to model and analyze the landslide characteristics, damage process and influence ra
Externí odkaz:
https://doaj.org/article/4f77fc1a18ad4e3895c57830a4fec946
Publikováno v:
In Expert Systems With Applications February 2022 188
Akademický článek
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Green and climate-smart mining: A framework to analyze open-pit mines for cleaner mineral production
Publikováno v:
In Resources Policy June 2021 71
Publikováno v:
Meikuang Anquan, Vol 52, Iss 7, Pp 245-251 (2021)
Open-pit mine step height increase has positive significance for the enterprise, but the material of the dump is heterogeneous and discrete, and the mechanical properties of the lower materials are different with the increase of the height, so, it is
Externí odkaz:
https://doaj.org/article/806572d626204b4ea32f723c3dc0908f
Publikováno v:
Meikuang Anquan, Vol 52, Iss 6, Pp 237-242 (2021)
During the production of open pit coal mine, coal seams with different natural index values of coal quality are often mined at the same time. In view of this phenomenon, the market competitiveness of enterprises can be improved through the balance of
Externí odkaz:
https://doaj.org/article/8616842f42bd4fc5bb0939f46f55cf20
Autor:
Shi, Xuyang, Cai, Qingxiang, Qi, Chongchong, Zhang, Linglei, Lu, Xiang, Zhou, Wei, Zhao, Binyu
Publikováno v:
In Construction and Building Materials 8 February 2021 270
Publikováno v:
In Resources Policy December 2020 69
Publikováno v:
Meikuang Anquan, Vol 51, Iss 10, Pp 285-288 (2020)
This paper analyzes the slope stability of inner dump covering end-slope after the end-slope mining of a domestic open-pit coal mine by means of theoretical analysis and numerical simulation. Firstly, the theoretical model of inner dump covering end-
Externí odkaz:
https://doaj.org/article/7075c33b04ff4e16b5287744b2029814