poVoq@slrpnk.netM to Green Energy@slrpnk.netEnglish · 18 hours agoFinland warms up the world’s largest sand battery, and the economics look appealingtechcrunch.comexternal-linkmessage-square13linkfedilinkarrow-up1132arrow-down10cross-posted to: futurology
arrow-up1132arrow-down1external-linkFinland warms up the world’s largest sand battery, and the economics look appealingtechcrunch.compoVoq@slrpnk.netM to Green Energy@slrpnk.netEnglish · 18 hours agomessage-square13linkfedilinkcross-posted to: futurology
minus-squareChee_Koala@lemmy.worldlinkfedilinkarrow-up20·17 hours 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.