|Definition||:||Auxiliary Power Unit|
|Category||:||Transport & Travel » Air Transport|
What does APU mean?
Auxiliary Power Unit (APU) is a device on an aircraft that act as an auxiliary power supply that powers the electrical systems of an aircraft. APU is a generators that works usually on a small turbine engine and provide an additional source of electrical power in the event of an engine generator failure. It can also be use to power on-board systems as well as a source of bleed air for air conditioning. Thus helps to avoid running the main engines when the aircraft is on the ground and save the fuel cost.
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Frequently Asked Questions (FAQ)
What is the full form of APU in Aircraft?
The full form of APU is Auxiliary Power Unit