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US 2026/0176973 A1Published application
Partially coated turbine blade, rotor and production method
AssigneeSiemens Energy Global GmbH & Co. KG
InventorsJames McCracken, Thorsten Schüler, Heinrich Stüer
Life of this patent
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Abstract
A partially coated turbine blade and a rotor produced and to be produced with such turbine blades is provided. The turbine blade includes a cover strip or support vane, which has a coating on its upper half, the coating extending at most up to 40% of the radial length of a vane blade of the turbine blade.
Claims18
A turbine blade (A) comprising:
- a shroud or a supporting fin,
- a blade airfoil, and
- a coating on an upper half of the blade airfoil,
- wherein the coating extends at most up to 40% of a radial length of the blade airfoil of the turbine blade (A).
1 more element
The turbine blade (A) as claimed in claim 15,
- wherein the coating is only at the radial end.
Dependencies are inferred from the claim text.