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US 8,894,353 B2Granted
Turbine blade system
AssigneeSiemens Aktiengesellschaft
InventorsJames McCracken, Christoph Hermann Richter
Life of this patent
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Abstract
A turbine blade system including a first turbine blade and a second turbine blade being arranged adjacent to each other shall be suited to allow a particularly secure and reliable operation of a turbine. To this end, the turbine blades are in contact in a first surface area and separated from each other in a second surface area, wherein the first turbine blade includes a pocket containing a damping piece in the second surface area.
Claims15
A turbine blade system, comprising:
- a first turbine blade;
- and
- a second turbine blade,
- wherein each turbine blade has a shrouding band arranged adjacent to each other, in contact in a first surface area and separated from each other in a second surface area of the shrouding bands,
- wherein the first turbine blade comprises a pocket having a damping piece in the second surface area,
- wherein the damping piece includes a cylindrical shape fitting cylindrical-shaped walls of the pocket so that the damping piece is moveable inside the pocket along an axis of the cylindrical shape, and
- wherein an axis of the cylindrical shape is inclined in relation to a perpendicular of a surface in an area of the pocket.
4 more elements
Dependencies are inferred from the claim text.