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Answer by Peter Kämpf for What is the purpose of the small fins on top of the...
They are called vortex generators, and their function is to create a small vortex which re-energizes the boundary layer. Here is a better picture which also shows that their leading edge is swept like...
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Answer by aeroalias for What is the purpose of the small fins on top of the...
They are vortex generators, used to delay flow separation. These vortex generators are usually attached near the leading edge of the wing and create small vortices, that prevent flow separation at high...
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What is the purpose of the small fins on top of the wing surface of Boeing...
I've noticed on most Boeing aircraft that there are small fins on the upper surface of many of their wings. They are about one inch high and maybe two inches long (it's difficult to judge size from...
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