Patent ID: 6105362
Filing Date: 2000-08-22
Classification: F01K,F02C,F05D,Y02E

Abstract:
A combined cycle power plant comprising:a gas turbine system having a gas turbine and a compressor;a waste heat collector boiler configured to collect waste heat of an exhaust of the gas turbine;a steam cycle system having a steam turbine configured to be driven by steam generated by the waste heat collector boiler;a gas turbine cooling system configured to feed part or all of steam and/or water generated in said steam cycle system into said gas turbine system and return the steam and/or water into said steam cycle system; anda switching section configured to selectively supply to said gas turbine said steam and/or water coming from said steam cycle system or high pressure air coming from said compressor, said switching section further comprises a first flow rate controller configured to control a flow rate of said steam and/or water and a second flow rate controller configured to control a flow rate of said high pressure air.