Patent ID: 7003956
Filing Date: 2006-02-28
Classification: B22F,F01D,F01K,F05D

Abstract:
1. A steam turbine plant, comprising: a steam generator that produces high pressure steam and reheated steam; a high pressure turbine coupled with the steam generator and driven by the high pressure steam generated in the steam generator; a steam bleed line coupled to the high pressure turbine, the steam bleed line bleeds steam from the high pressure turbine as cooling steam; an intermediate pressure turbine coupled with the steam generator and driven by the reheated steam, the intermediate pressure turbine comprising: a low pressure turbine driven by steam discharged from the intermediate pressure turbine; a condenser that condenses the steam discharged from the low pressure turbine into a condensate; and a plurality of feedwater heaters which heat the condensate to form feedwater that is provided to the steam generator.