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inhumantsaryesterday at 4:54 PM6 repliesview on HN

> Airbus is also assessing shielding the area of the fuselage closest to the engines to minimize the risk of a blade off — one or more composite blades breaking, which could dent or puncture the fuselage and, in the worst-case scenario, strike a passenger.

sightly terrifying


Replies

maptyesterday at 5:51 PM

The cowling of the current turbines serves the same purpose, but needs to cover 360 degrees of rotation, so it's heavier and draggier. The blades have a bit more angular momentum in the propfan than in a high bypass turbofan, but there's fewer of them.

show 3 replies
danparsonsonyesterday at 11:15 PM

Reminded me of this: https://youtu.be/j973645y5AA?si=QJrNJe0gT-zwpElD

Seems like quite an engineering challenge with this new design...

KolmogorovCompyesterday at 5:49 PM

not more terrifying than sitting in any turboprop airplane.

in_a_holeyesterday at 5:49 PM

I had a sharp intake of breath after reading this and then clicking through to see the header image of the article.

csoursyesterday at 5:57 PM

High bypass turbo fans do this as well, it's just in the fan/engine housing, not the fuselage.

robororyesterday at 5:44 PM

Yeah I'd think you'd need some serious shielding to prevent a puncture