Why Boeing 737 MAX Engine Covers Are Serrated - Simple Flying
WEBMar 23, 2023 · While the 747-8 has both sets of chevrons, the 787 and 737 MAX only have the nacelle chevrons. Indeed, the chevrons are so effective at reducing noise that in 2005, Boeing estimated that they would allow several hundred pounds of sound insulation to be removed from the aircraft.
Boeing Redesigning 737 MAX Nacelle Part Following Anti-Ice …
WEBAug 8, 2023 · Boeing is redesigning a 737 MAX engine nacelle component after discovering that operating the anti-ice system in certain conditions can damage the part.
Nacelle Systems - Collins Aerospace
WEBComplete nacelle system design. We have the capability to design and manufacture the full aerodynamic structure that surrounds a jet engine. Our nacelle system integration expertise goes into designing optimized solutions for every component of the nacelle from inlet cowl, fan cowl and thrust reverser, to engine exhaust.
What Are Engine Nacelles And Why Are Some Serrated?
WEBDec 3, 2023 · The Boeing 737 MAX and the 787 Dreamliner are among the aircraft featuring engine serrations within the nacelle. An aircraft engine nacelle is the engine covering that encapsulates and protects the engine and other components of the engine, including thrust reverser, fire and anti-ice systems, and the engine exhaust.
Jig is up: Holding tight to ensure quality parts - The Boeing …
WEBThe contour assembly jig plays a critical role in creating the 737 MAX lipskin, the leading edge of the engine nacelle. Hand-like clamps emerge from the large metal hoop, ready to hold tight the metallic structure that will be formed into precise dimensions to create critical aviation structure.
737 Max anti-ice system fix is slow going - The Air Current
WEBFeb 29, 2024 · 737 Max anti-ice system fix is slow going. Boeing’s own internal assessments put the development, testing and validation of the anti-ice fix at nine to 18 months.
Bjorn’s Corner: 737 MAX ungrounding, the technical background
WEBNov 20, 2020 · The MAX problem. The larger engine nacelles of the 737 MAX (Figure 1) added nacelle lift ahead of the wing just before stall. Figure 3 shows the planform of the 737 NG on top of the 737 MAX.
boeing 737 - Does the 737 MAX's engine nacelle camber affect …
WEBJan 12, 2020 · A side view of the B737 MAX's engine nacelle shows a positive camber at the top. As nose camber of any lifting shape (wing or nacelle) generally allows more lift at higher AoA, do you think this feature plays a role in …
Why force the nose of 737 Max down in the first place?
WEBJul 28, 2019 · The main thing to avoid in aeroplane stability & control, is an aerodynamic nose up moment that is not commanded by the pilot. The uncommanded nose-up moment would not auto-stabilise, but rapidly get progressively larger with increasing angle of attack, and run away to a stalled aeroplane.
New engine nacelle AD interim step for Boeing MAX - AirInsight
WEBAug 10, 2023 · The FAA has formally issued a new Airworthiness Directive (AD) for the Boeing MAX today, that requires operators to limit the use of the engine anti-ice (EAI) system in certain conditions. Boeing needs to redesign the system, which is incorporated in the nacelle of the CFM LEAP-1B.
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