 
 example 2.9   
 
 load duration curve in fig1   
 
 the energy consumed upto different times is as    

from mid night upto 5,energy=250MWh
from mid night upto 9,energy=550MWh
from mid night upto 18,energy=1450MWh
from mid night upto 20,energy=1700MWh
from mid night upto 22,energy=1930MWh
from mid night upto 24,energy=2060MWh 
 energy curve in fig 2   
 