PPRuNe Forums - View Single Post

14th Feb 2016, 17:57

#5 (permalink)

Turbine D

Join Date: Dec 2010

Location: Middle America

Age: 84

Posts: 1,167

Likes: 0

Received 0 Likes on 0 Posts

Supporting what RVF750 said, The perforations help to reduce the jet engine's fan noise by damping the energy response from the fan while directing the sound into a sound absorbing material, generally in the form of a honeycomb structure.

Reply