• WalnutLum@lemmy.ml
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    4 days ago

    I seriously doubt the viability of this, but I’m looking forward to being proven wrong.

    • ColeSloth@discuss.tchncs.de
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      4 days ago

      Possibility for private planes, but none for commercial planes. Just imagine a commercial passenger plane or cargo plane that needed a giant amount of electricity and like 12 hours of charging in between every flight.

      Then, for safety reasons you’ll need to have two batteries in case one goes bad.

      • Aux@lemmy.world
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        4 days ago

        You can simply do battery swaps. Plane refueling already requires heavy machinery and industrial scale. I bet battery swaps will be faster than refueling.

            • ColeSloth@discuss.tchncs.de
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              4 days ago

              That article you linked is utter trash, but it is correct about battery weight of a charged battery…technically…very technically…barely.

              Like, a 4,000 mah lithium battery fully charged should weigh about 30 picograms more than when dead.

              To put 30 picograms into perspective; a single 5 inch long human hair weighs around 0.04 grams. Well that’s 40,000,000,000 picograms.

              • jacksilver@lemmy.world
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                3 days ago

                Haha, that’s fair I didn’t really vet the article as I’ve read about the concept and know it’s true (although as you point out only on a technical level).