SONIC ABSORPTION DEVICE FOR AN AIR PIPELINE OF AN AIRCRAFT, IN PARTICULAR OF AN AIR CONDITIONING SYSTEM OF AN AIRCRAFT

摘要

A sonic absorption device for an air pipeline of an aircraft, which sonic absorption device comprises at least one curved pipe section (1;1') whose r espective interior wall is clad with a sound absorption material (2), wherei n within the curved pipe section (1;1') at least one air guidance means is a rranged for a flow optimisation, wherein for further weight-neutral sound ab sorption the air guidance means arranged within the curved pipe section (1;1 ') comprises a micropcrforation on at least one side surface (3a; 3b).