Äusseres Schaufelluftdichtungssegment mit Umlaufenden Rillen

Details

Veröffentlichungs-Nr.

EP4592500

Aktenzeichen

EP24215541

Anmeldetag

26. November 2024

Veröffentlichung

30. Juli 2025

Rechtsraum

EP

IPC

F01D11/08F01D11/12

Abstract

A blade outer air seal assembly (66) includes a plurality of seal segments (68) circumferentially disposed about an array of blades (56) rotatable about an axis (A), each of the plurality of seal segments (68) having a radially inner surface (74) facing a tip (64) of each blade (56) of the array of blades, the radially inner surface (74) having an arrangement of trenches (82) formed therein, and a radially outer surface (76) opposite the radially inner surface (74). The arrangement of trenches (82) is disposed between 30% and 80% of a chord of a blade (56) of the array of blades as taken at the respective tip (64), and the arrangement of trenches (82) is aperiodic in the axial direction.

Anmelder

Firma

RTX Corporation

Land

🇺🇸 USA

Fachgebiete