• @MNByChoice@midwest.social
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    1 month ago

    In simulations mimicking high-speed environments, the waste-heat system demonstrated great versatility; their system produced up to 56 W for car-like exhaust speeds and 146 W for helicopter-like exhaust speeds, or the equivalent of five and 12 lithium-ion 18650 batteries, respectively.

    A great step!

    Next is build one.

    Then cheap-ish and durable.

    • Sibbo
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      271 month ago

      I doubt this will ever become any useful at all. 50 Watts is nothing compared to what the car engine outputs at high speed. Even a small engine has some 35kW, i.e. 35000 Watts.

      • @shortwavesurfer@lemmy.zip
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        -201 month ago

        I doubt regenerative braking will be ever useful at all because Lord knows you’re not going to get the same energy back that you took out while driving. /s

        This is just to increase efficiency.

      • @jawa21@lemmy.blahaj.zone
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        -31 month ago

        I could see it maybe being used as an emergency back up alternator, just enough to keep lights on and engine firing (with storage) to get you to safety.

        • @boonhet@lemm.ee
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          31 month ago

          Wouldn’t be powerful enough actually. You’re better off having a battery that’s in good condition. I’ve done nearly 100 km with the alternator belt off. It being a diesel, it didn’t need to fire sparks though.