DRAINAGE MAST OF THE COMPARTMENT OF THE AUXILIARY POWER UNIT OF AN AIRCRAFT

摘要

A drainage mast (13) for draining liquids from an APU compartment (11) of an aircraft with a first end (15) connected to the APU compartment (11) and a second end (17) for discharging said liquids to the atmosphere. The drainage mast (13) is configured with at least a sector having decreasing cross section areas towards the second end (17). The area of the initial cross section of said sector is lesser than the area of any cross section of the drainage mast (13) closer to the first end (15). The invention also refers to an aircraft comprising the drainage mast (13).