Engineering and economical aspects of selection of coal conveying system in czech underground mines

摘要

Coal, rock and material conveying and menriding presently represent the critical activities of the mining process. Coal when cut out in the face is continually transported towards the expedition from a mine. The selection of coal conveying system from face to the skip complex or directly to the surface depends mainly on the quantity of coal conveyed, the hauling distance, the local and time concentration of production and the life-time of a system.