JOURNAL OF THE SOUTHERN AFRICAN INSTITUTE OF MINING AND METALLURGY, vol.104, no.11, pp.633-641, 2004 (Journal Indexed in SCI)
Article / Article
Title of Journal :
JOURNAL OF THE SOUTHERN AFRICAN INSTITUTE OF MINING AND METALLURGY
mechanical excavation, roadheader, performance prediction, rock cutting, optimum specific energy, mechanical properties of rocks
Specific energy is defined as the amount of work required to break a unit volume of rock and is used to predict the performance of mechanical miners. It is obtained from full-scale rock cutting experiments, which require large block samples, experienced personnel and expensive equipment found in only a few research centres in the world.