Articles with "cyclic unloading" as a keyword



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Experimental investigation on the permeability and damage characteristics of raw coal under tiered cyclic unloading and loading confining pressure

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Published in 2021 at "Powder Technology"

DOI: 10.1016/j.powtec.2021.05.062

Abstract: Abstract Because of coal seam excavation and periodic disturbance of back-and-forth coal cutting, the surrounding rock is subjected to tiered cyclic unloading and loading. Based on this, a seepage experiment under constant axial stress and… read more here.

Keywords: coal; cyclic unloading; damage; permeability ... See more keywords