Study results on geotechnological processes of mining flat thick coal seams with top-coal drawing in face 21-1-5 of "Olzherasskaya" mine

International Scientific and Research Conference on Knowledge-based Technologies in Development and Utilization of Mineral Resources

地球科学;矿业工程

Senkus, V.V.^1 ; Ermakov, A. Yu^1

LLC Siberian Scientific Research Institute of Coal Processing, 1 Gomaya Street, Prokopyevsk

653000, Russia^1

关键词: Flat seams;    Geotechnological process;    Hydraulic props;    Powered support;    Thick coal seam;    Top coal drawing;   

Others  :  https://iopscience.iop.org/article/10.1088/1755-1315/45/1/012003/pdf
DOI  :  10.1088/1755-1315/45/1/012003

来源: IOP

【 摘 要 】

In the paper the modes of hydraulic props of powered support are considered; the regularities of their loading are established that allows the powered support for thick flat seams mining with top-coal drawing to be chosen.