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US 2022/0178267 A1Published application
Turbine clearance control system
AssigneeGE Avio S.r.l.
InventorsAgostino Scialpi, Daniele Coutandin, Matteo Renato Usseglio, Giuseppe Greco
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Abstract
A turbine clearance control system is provided. The turbine clearance control system includes a cooling air source and a turbine casing surrounding a portion of a turbine, wherein the turbine casing defines an integral cooling duct within the turbine casing, the integral cooling duct including apertures on an interior surface of the turbine casing.
Claims20
A turbine clearance control system, comprising:
- a cooling air source;
- and
- a turbine casing surrounding a portion of a turbine, wherein the turbine casing defines an integral cooling duct within the turbine casing, the integral cooling duct including apertures on an interior surface of the turbine casing.
A method of controlling a clearance between turbine rotors and stators, the method comprising:
- providing a turbine casing defining an integral cooling duct within the turbine casing, the integral cooling duct including apertures on an interior surface of the turbine casing;
- channeling a flow of cooling fluid through the integral cooling duct;
- and
- directing the flow of cooling fluid through the apertures.
1 more element
Dependencies are inferred from the claim text.