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Every aircraft propulsion system is an air pump, and accelerating a large mass of air a little is always more efficient than accelerating a little air a lot.

Drawn from what Bjorn Fehrm said

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What Bjorn Fehrm actually said

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  1. Bjorn Fehrm

    Aeronautical engineer, former fighter pilot and airline…

    All propulsion systems are air pumps, and they work more efficiently if they accelerate a large mass of air to a small overspeed than vice versa.

    Where this was said

    ↗Bjorn’s Corner: Sustainable Air Transport. Part 27. Multicopters.leehamnews.com

    All 2 korrents from this piecethis one is 1st

Added to korrents 8 Jul 2022 · How quotes work · Something wrong? Tell us

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