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Article
Experimental and numerical investigation on thin sheet metal roll forming process of micro channels with high aspect ratio
Traditional punch and die stam** process are not capable of fabricating micro channels with high aspect ratio due to stress concentration and large thickness reduction. A thin sheet metal roll forming proces...
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Article
Effect of mining on shear sidewall groundwater inrush hazard caused by seepage instability of the penetrated karst collapse pillar
Mining-induced groundwater inrush, a type of serious hazard for underground coal extraction, occurs in tunnel or coal face combined with a large volume of groundwater gushing. It has an impartible relationship...
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Article
Influence of seasonal melt layer depth on the stability of surrounding rock in permafrost regions based on the measurement
During tunnel construction in permafrost regions, control of the temperature field and depth of the seasonal melt layer of surrounding rock are the key factors that determine the stability of surrounding rock ...