An air duct arrangement (58) for an aircraft (40). The arrangement (58) comprises an environmental control system (ECS) (50). The ECS (50) comprises an air inlet (60) arranged to ingest a low velocity portion of a boundary layer flow adjacent the aircraft fuselage (44), and to deliver a flow of air to an environmental control system air intake (66). The arrangement (58) further comprises an ejector (70) arranged to receive an ECS exhaust (76), and boundary layer air from an aft region of the aircraft (40), and to exhaust air to the ambient airstream at an aft portion of the aircraft (40).
AIRCRAFT ENVIRONMENTAL CONTROL SYSTEM AIR DUCT ARRANGEMENT
LUFTKANALANORDNUNG FÜR FLUGZEUGKLIMAREGELUNGSSYSTEM
AGENCEMENT DE CONDUITE D'AIR POUR SYSTÈME DE CONTRÔLE ENVIRONNEMENTAL D'UN AÉRONEF
04.10.2017
Patent
Elektronische Ressource
Englisch
Aircraft environmental control system air duct arrangement
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