Experimental study of rock burst in coal samples under overstress and true-triaxial unloading through passive velocity tomography
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DOI: 10.1016/j.ssci.2019.04.012
Abstract: Abstract The influence of overstress state on rockbursts in deep underground coal mining was investigated. Laboratory experiments were conducted using a true-triaxial rockburst system. Passive velocity tomography, using acoustic emission (AE), was used to study… read more here.
Keywords: velocity; tomography; passive velocity; coal samples ... See more keywords