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Drawn from what Bjorn Fehrm said
aviation Flying and the machines that do it: propulsion, airlines, runways, and what happened to Boeing.
the electric technology used for cars only has to beat energy hogs that are below 10% in efficiency, our everyday car. But to qualify for aircraft use, the technology has to equal or beat what is used today, which is at the 30% to 40% efficiency level using modern turboprop or turbofan engines.
Where this was said
↗Bjorn’s Corner: Sustainable Air Transport. Part 4. Reality checks.leehamnews.com
All 3 korrents from this piecethis one is 1st
Added to korrents 7 Sept 2026 · How quotes work · Something wrong? Tell us
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I hold this tooShared subject first, then similar wording. They may agree or disagree.