• DrunkEngineer@lemmy.world
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    3 days ago

    Sodium batteries generally have poor round-trip efficiency. This won’t be game-changer for home or solar use unless CATL can solve that problem.

    • Blue_Morpho@lemmy.world
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      3 days ago

      Google says 80% compared to up to 95% for LifePO4. Extra 15% cost for waste heat during charging vs 10x cheaper battery.