fbpx

Tag: auxiliary power unit

Home / auxiliary power unit
How Does It Work: Auxiliary Power Unit
Post

How Does It Work: Auxiliary Power Unit

An Auxiliary Power Unit (APU) is a component found in fixed-wing aircraft, near the rear of the fuselage. It functions as an additional energy source, used to start up one of the main engines. It can be found in many medium to large jets – and some turboprops – while smaller civilian jets do not...

June 23, 2021June 23, 2021