Patent ID: 6279311
Filing Date: 2001-08-28
Classification: F01K,F02C,F05D,Y02E

Abstract:
A combined cycle power plant comprising:a gas turbine;a boiler connected to an exhaust heat line from the gas turbine, said boiler having a high-pressure steam generator, an intermediate-pressure steam generator and a low-pressure steam generator;a mixing tube connected to an exit steam line from the gas turbine and also connected to a steam bypass line from the intermediate-pressure steam generator of the boiler; anda steam turbine plant having a high-pressure turbine connected by one steam line to the high-pressure steam generator of the boiler, an intermediate-pressure turbine connected to a superheated steam recovery line from the mixing tube, and a low-pressure turbine connected by another steam line to the low-pressure steam generator of the boiler.