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Article
Open AccessNumerical simulation of coal wall cutting and lump coal formation in a fully mechanized mining face
It is difficult to accurately calculate the lump coal rate in a fully mechanized mining face. Therefore, a numerical simulation of the coal wall cutting process, which revealed the crack expansion, development...
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Article
Open AccessDynamic monitoring of soil bulk density and infiltration rate during coal mining in sandy land with different vegetation
To investigate the effects of coal mining on soil physical properties, sandy lands with three major vegetation types (Salix psammophila, Populus simonii, and Artemisia ordosica) were investigated by the ring knif...