PPTs covers portion of Unit 2 of Power Plant Engineering of Subject code ME6701. PPTs covers Diesel Power Generation Plants, components, working principles of various system, advantages and disadvantagesand Comparision of various factors w.r.to Steam power Palnt, Diesel Plant, Nuclear, Hydraulic Power Plants. Gas turbines, its cycle, working principles. Combined Cycle Power plants. Discussion on Brayton cycle, improvisions factors affecting effiencies.