Optimizing Efficiency of Coal Mines using Constant Return to Scale (CRS) Model

G Reddy
2014 IJISET-International Journal of Innovative Science, Engineering & Technology   unpublished
Coal accounts for 50% of total commercial energy supplied in India. The rising demand for coal and the inability of the domestic coal production to meet the demand is a challenging task to improve the productivity and reducing cost through technological upgradation. SCCL is a public sector mining organization is the largest producer of coal in India after coal India Limited (CIL) with manpower of 77,000 and catering the energy needs of southern part of India. The company is now operating 42
more » ... rground (UG) mines and 15 Open Cast (OC) mines. Productivity improvement and cost control have become key objectives of SCCL coal mines in recent years. As a result many research works have carried out on productivity improvement in coal mines.