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US 2019/0153871 A1Published application
Turbine bucket with a cooling circuit having asymmetric root turn
AssigneeGeneral Electric Company
InventorsWilliam Scott Zemitis, Michael Sherman, Luke C. Sponseller
Life of this patent
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Abstract
The present application provides a turbine bucket. The turbine bucket may include a platform, an airfoil extending from the platform at an intersection thereof, and a cooling circuit extending within the platform and the airfoil. The cooling circuit may include a root turn with an asymmetric shape so as to reduce stress concentrations therein.
Claims15
A turbine bucket, comprising:
- a platform;
- an airfoil extending from the platform at an intersection thereof;
- and
- a cooling circuit extending within the platform and the airfoil;
- wherein the cooling circuit comprises a root turn with an asymmetric shape so as to reduce stress concentrations therein.
2 more elements
A turbine bucket, comprising:
- a platform;
- an airfoil extending from the platform at an intersection thereof;
- and
- a serpentine cooling circuit extending within the platform and the airfoil;
- wherein the serpentine cooling circuit comprises a plurality of root turns with an asymmetric shape having a built up area and a recessed area so as to reduce stress concentrations therein.
2 more elements
Dependencies are inferred from the claim text.