poVoq@slrpnk.netM to Green Energy@slrpnk.netEnglish · 17 days agoFinland warms up the world’s largest sand battery, and the economics look appealingtechcrunch.comexternal-linkmessage-square19linkfedilinkarrow-up1175arrow-down10
arrow-up1175arrow-down1external-linkFinland warms up the world’s largest sand battery, and the economics look appealingtechcrunch.compoVoq@slrpnk.netM to Green Energy@slrpnk.netEnglish · 17 days agomessage-square19linkfedilink
minus-squareChee_Koala@lemmy.worldlinkfedilinkarrow-up20·17 days agoThey report about 10/15% loss when doing heat -> heat. Cost per Kilowatt of storage about 25 euro, compared to 115 if lithium batteries were used.
They report about 10/15% loss when doing heat -> heat. Cost per Kilowatt of storage about 25 euro, compared to 115 if lithium batteries were used.