The Major differences in cycle equipment are outlined above in a tabular form. We see that the type of boiler has
also changed from Drum type to a Drum Less or once through type, mainly to cater to the supercritical state of
steam, thought it also gives tremendous benefits in load control & regulation over the whole load range. From the
above descriptions we see that supercritical applications operating at very high pressures & temperatures have the
inherent ability to contribute a great range of improvement in turbine cycle efficiencies. Realizing this advantage,
the government of India has taken a decision to promote the use of such technology in our country by advocating a
gradual shift to supercritical technology in the 12th plan period. By the 13th plan the Government envisages the total
switchover to supercritical technology for utilities, thus contributing a great extent to a drastic reduction in Carbon
Footprint & Global Warming. The major objective of the supercritical drive can then be characterized as to bring
down equipment cost per MW and have more Efficient & Reliable product. Utilize available steam turbine modules
for higher efficiencies of scale to provide higher competitiveness and to develop new & higher rating to cater to
emerging market