There is provided a turbofan engine (10) having: a fan (12) rotatable about an axis (C) within a case (13); a first acoustic treatment (120) lining a first portion of the case (13) upstream of the fan (12); and a second acoustic treatment (121) lining a second portion of the case (13) downstream of the fan (12), the first acoustic treatment (120) having different noise-attenuating characteristics relative to the second acoustic treatment (121).
TURBOFAN ENGINE WITH ACOUSTIC TREATMENT
TURBOFANTRIEBWERK MIT AKUSTISCHER BEHANDLUNG
TURBORÉACTEUR À TRAITEMENT ACOUSTIQUE
2024-02-21
Patent
Electronic Resource
English