An Auxiliary Power Unit (APU) is a small turbine engine primarily used on the ground to start main engines, operate onboard electrical systems (lighting, avionics, galley), and power environmental ...
CHICAGO, June 30, 2022 /PRNewswire/ -- According to the report "Aircraft Generators Market by Current Type (AC, DC), Type (VSCF, IDG, APU, Starter Generator), Power Rating, Aircraft Technology, ...