The Boeing 737 APU
The Boeing 737 APU
Aug 5, 2023
b737.org.uk
Why do jet engines ‘smoke’ during start-up? Spoiler: it’s not dangerit’s physics. From APU puffs to mist and heat shimmer, here’s what you’re really seeing in those few dramatic seconds. #AviationExplained #JetEngine #APUStart #AviationSafety #aerofacts | 2NM
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Why do jet engines ‘smoke’ during start-up? Spoiler: it’s not dangerit’…
5.9K views6 months ago
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Check out this video showcasing the Auxiliary Power Unit (APU) starting up on an aircraft. Notice the smoke coming out from the APU exhaust? What’s Happening? I think , It’s primarily due to the combustion process as the APU powers up, especially if the unit hasn't been used recently. Importance of APU ! - Provides electrical power and air conditioning while the aircraft is on the ground. - Supplies bleed air to start the main engines. - Enhances passenger comfort and operational efficiency. APU
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Check out this video showcasing the Auxiliary Power Unit (APU) sta…
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