Tandem system of stator blades comprising an upstream blade with variable pitch and a downstream blade with fixed pitch

FR3162062A1Pending Publication Date: 2025-11-14SAFRAN AIRCRAFT ENGINES SAS
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Patent Information

Application Number
FR2024004791
Authority / Receiving Office
FR · FR
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-05-07
Publication Date
2025-11-14

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Abstract

This tandem system of stator blades (8) for an aircraft turbomachine comprises a first annular row (9) of blades (9a) extending substantially over a first circumference and a second annular row (10) of blades (10a) located directly downstream of the first row (9) and extending substantially over a second circumference different from the first circumference. The blades (9a) of the first row (9) have variable pitch and the blades (10a) of the second row (10) have fixed pitch. Figure for the abbreviation: Figure 3
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Claims

7. Aircraft turbomachine comprising at least one system according to any one of claims 1 to 6.

8. Aircraft comprising at least one turbomachine according to claim 7.

Citation Information

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