An auxiliary power unit assembly for an aircraft, including an engine assembly including an internal combustion engine, a first duct in fluid communication with an inlet of the internal combustion engine and configured to be in fluid communication with an environment of the aircraft, and a second duct configured to be in fluid communication with the environment. The second duct may be in fluid communication with an inlet of a compressor drivable by the internal combustion engine or with a compartment receiving the engine assembly. A filter extends across the first duct. The filter is removable from the first duct through an opening in a wall of the first duct, the opening accessible from an exterior of the engine assembly.
AUXILIARY POWER UNIT ASSEMBLY WITH REMOVABLE INLET FILTER
DISPOSITIF DE MODULE D'ALIMENTATION AUXILIAIRE DOTE D'UN FILTRE D'ENTREE AMOVIBLE
2018-04-14
Patent
Electronic Resource
English
AUXILIARY POWER UNIT ASSEMBLY WITH REMOVABLE INLET FILTER
European Patent Office | 2018
|Auxiliary power unit assembly with removable inlet filter
European Patent Office | 2019
|