AIRCRAFT NACELLE AIR INTAKE INCORPORATING OPTIMIZED ICE-TREATMENT HOT AIR INJECTION MEANS

摘要

The subject of the invention is an aircraft nacelle air intake comprising a duct extending around the circumference of said air intake and means (24) for the localized injection of hot air into said duct to make the hot air circulate in the duct along its circumference, characterized in that the injection means (24) comprise a collector tank in a plane secant with the direction of the stream of air flowing through the duct comprising at least one hole (44) allowing the air stream flowing in the duct to pass through it and a plurality of injection orifices (46) which are connected to a hot air supply and arranged around the passage hole or around and/or between the passage holes (44).