Cover disk for a closed impeller
The invention relates to a cover disk (1) for a closed impeller of a radial or diagonal turbomachine for the definition of a flow channel, having a wall thickness that has a local maximum along the profile center line of the meridian cross-section of the cover disk between a first and a second front...
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Patent |
| Sprache: | chi ; eng |
| Schlagworte: | |
| Online-Zugang: | Volltext bestellen |
| Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
| Zusammenfassung: | The invention relates to a cover disk (1) for a closed impeller of a radial or diagonal turbomachine for the definition of a flow channel, having a wall thickness that has a local maximum along the profile center line of the meridian cross-section of the cover disk between a first and a second front (2, 3) of the cover disk, wherein an outer surface (1.2) of the cover disk facing away from the flow channel has a convex curvature with a radius (R2.2) in the region of said local maximum, the ratio (R2.2/D2) of which to an outside diameter (D2) of the impeller is in a range of 0.05 to 0.5 (0.05 |
|---|