• Edgelord_Of_Tomorrow@lemmy.world
    link
    fedilink
    arrow-up
    2
    ·
    1 year ago

    The genius part of that IMO is storing energy as cold, not just as heat.

    You need a heat difference to run a heat engine, and the energy lost refrigerating the cold block is more than made up for by making the “waste heat” into usable energy.