Compressor Blade and Production and Use of a Compressor Blade

The invention relates to a compressor blade of a compressor which, along a main axis, comprises a blade base, a platform area and an adjacent blade profile having a profile tip. The blade profile is configured by a convex wall at the suction end and a concave wall at the pressure end opposite the wa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CORNELIUS CHRISTIAN, PETERS ANDREAS, MAIS STEPHAN, SCHIRRMACHER ACHIM, STEPHAN LUTZ, TOORN BERND VAN DEN, KUESTERS BERNHARD
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The invention relates to a compressor blade of a compressor which, along a main axis, comprises a blade base, a platform area and an adjacent blade profile having a profile tip. The blade profile is configured by a convex wall at the suction end and a concave wall at the pressure end opposite the wall at the suction end. These surfaces extend, with respect to a flow medium, from a leading edge to a trailing edge, a profile center line extending in the center between the two. A front face is arranged on the profile tip at an angle to the main axis, a sealing lip at least partially extending from the leading edge to the trailing edge and the blade profile including the sealing lip having a blade profile height extending in the direction of the main axis. In order to allow for an inexpensive compressor blade having improved aerodynamic properties and a modified sealing lip while having the same sealing properties, the height of the sealing lip is less than 2 percent of the height of the blade profile.