Steam Cycle Efficiency
Sr. No. Name of the Cycle Efficiency
(%)		 Specific Work
(kJ/kg)
1 Ranking cycle, saturated steam 38.0 1027
2 Ranking cycle, superheated steam 43.0 1516
3 Superheated and reheated cycle 45.0 1970
4 Superheated and 1 stage feed heating at 5 bar 45.3 1372
5 Superheated and 2 stage feed heating at 15, 2 bar 46.5 1304
6 Superheat and 3 stages feed heating at 20, 5, 0.7 bar 47.0 1293
7 Super heat and 4 stages feed heating at 25, 9, 2.4, 0.4 bar 47.4 1278
8 Superheat and reheat and 1 stage feed heating at reheat pressure 4 bar 47.0 1761