A hydro-electric plant costs Rs 3000 per kW of installed capacity.
The total annual charges consist of 5% as interest ;
depreciation at 2%,
operation and maintenance at 2% and
insurance, rent etc. 1·5%.
Determine a suitable two-part tariff if the losses in transmission and distribution are 12·5% and diversity of load is 1·25.
Assume that maximum demand on the station is 80% of the capacity and annual load factor is 40%.
What is the overall cost of generation per kWh?