Turbinenleitschaufelanordnung mit Variablem Bereich

Details

Veröffentlichungs-Nr.

EP3453830

Aktenzeichen

EP18193858

Anmeldetag

11. September 2018

Veröffentlichung

13. Mai 2020

Erteilung

13. Mai 2020

Rechtsraum

EP

IPC

F01D5/14F01D9/04F01D17/16F04D29/54

Abstract

Disclosed is a vane stage (200) for a variable area turbine, comprising vane platforms comprising a first vane platform (228) and a second vane platform, one of the vane platforms being a radial inner vane platform (228) and another of the vane platforms being a radial outer vane platform, and a space therebetween defining an air flowpath; a primary vane body (204) secured at opposing radial ends to the first vane platform (228) and the second vane platform, a secondary vane body (216) movably secured at the first vane platform (204), the secondary vane body (216) being movable between a stowed position, wherein the secondary vane body (216) is outside of the air flow path, and a deployed position, wherein the secondary vane body (216) is extended between the plurality of vane platforms to form a vane trailing edge extension.

Anmelder

Firmen

Raytheon Technologies Corporation
United Technologies Corporation

Land

🇺🇸 USA

Fachgebiete