How Auxiliary Power Units Work | Part 2 : Power

Aircraft type.
* Boeing 777-300ER

APU engine.
* Honeywell 331-500

Aircraft systems explained.
* APU generator system
* APU bleed air system
* Aircraft Pneumatic system
* Electrical load management system

Major components covered.
* power distribution panel, APU engine, air inlet duct, APU controller, AC generator, APU generator controller unit, air supply cabin pressure controller and transformer rectifier unit.
* Load compressor, accessory gearbox, fuel pump, IGV actuator, inlet guide vanes, isolation valves, air conditioning packs, APU shutoff valve, check valve, ring gear and sector gear.

Software's used for making the video.
* Blender 3.6 and Filmora 10

Background music used in the video.
* Go big or go home (Filmora stock library)