Turbomachinery with flow separation slats with serrated profile

摘要

An annular separation wall (160) with slats (16) for separating the air flow into a primary flow and a secondary flow, the annular separation wall (160) with the slats having a leading edge, and the primary flow. A front fan turbomachine equipped with an IGV blade for guiding the secondary flow and an OGV blade for guiding the secondary flow. The anterior margin of the slats (16) has a serrated profile (28) with continuous teeth and recesses.