A small Finnish town has turned to the world's largest commercial sand battery to tackle a major hurdle in the energy transition: intermittency.
  • HerbGrower@slrpnk.net
    2·
    14 days ago

    As long as you can expect some periods of very cheap energy before its cold so you can warm it up again, seems like a decent idea actually.

    How do they heat it, ideally would be using heat pumps.