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US 2010/0074737 A1Published application
Steam turbine
AssigneeSiemens Aktiengesellschaft
InventorHelmut Kühn
Life of this patent
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Abstract
A steam turbine with at least one magnetic bearing for the shaft is provided, a metal paneling being attached in the area of a magnetic bearing. The metal paneling consists of metal rings insulated from one another. Further, cooling air ducts are provided in the area of the magnetic bearing.
Claims9
1-5. (canceled)
A steam turbine, comprising:
- a magnetic bearing for a shaft of the steam turbine;
- a metal paneling being attached in an area of the magnetic bearing;
- cooling air ducts running in a longitudinal direction of the shaft in the area of the magnetic bearing for cooling air to be supplied;
- and
- a cooling air supply device, the cooling air ducts being connected on a side of the magnetic bearing facing towards the blading to the cooling air supply device,
- wherein the cooling air supply device includes a cooling air supply running radially and ending at a free end of the shaft end in a bearing housing of the magnetic bearing.
3 more elements
Dependencies are inferred from the claim text.