Patent ID: 9416684
Filing Date: 2016-08-16
CPC Classification: F01D,F01K,F05D

Claim Text:
1. A steam turbine comprising an outer housing, an inner housing arranged inside the outer housing and a rotor rotatably mounted inside the inner housing, wherein an interspace is formed between the inner housing and the outer housing and surrounds rotor blades disposed on the rotor, wherein a sealing steam seal is formed between the outer housing and the rotor, wherein the sealing steam seal has a sealing steam opening which is fluidically connected to a sealing steam line, wherein the sealing steam seal is supplied with sealing steam that is relatively cool compared to steam being sealed by the sealing steam seal; wherein the outer housing has an inflow opening there through that opens directly into the interspace for introducing the sealing steam into the interspace, and wherein a sealing steam line that supplies the sealing steam to the inflow opening also supplies sealing steam to the sealing steam seal.