Finland puts “World’s Largest Sand Battery Now in Operation”.
Uses sand to store thermal heat when it’s cheap to produce. Finland uses district heating. Rather than every individual building consuming energy to heat itself, a set of buildings use a common heating source.
Offers efficiency of scale
https://polarnightenergy.com/news/worlds-largest-sand-battery-now-in-operation/
Gordon J Holtslander
npub1kl…4jxt2
2025-09-28 18:04:49 UTC
in reply to nevent1q…dcrk
Author Public Key
npub1klmxke5nafugykx9whm0zesdw658v45hdsp4q3mwwxr9ywaqwfjs74jxt2Seen on
wss://relay.momostr.pinkPublished at
2025-09-28 18:04:49 UTCEvent JSON
{
"id": "2766e5c5347f1d3c7143fe73e89bbf6a72459a24c47ff3dcdf0f0d4d13e5871f",
"pubkey": "b7f66b6693ea788258c575f6f1660d76a87656976c0350476e7186523ba07265",
"created_at": 1759082689,
"kind": 1,
"tags": [
[
"p",
"86a81cc093b7fda30b9dac74fcfc9909631d9f4b94ff76b3ff0b1864fb2dd7cf"
],
[
"proxy",
"https://mstdn.ca/@pinhman/115283243122591146",
"web"
],
[
"e",
"ec01829726859c01f47ae258aaae964247e432f672124e8cdeaef7ae5ed6c963",
"",
"root",
"86a81cc093b7fda30b9dac74fcfc9909631d9f4b94ff76b3ff0b1864fb2dd7cf"
],
[
"proxy",
"https://mstdn.ca/users/pinhman/statuses/115283243122591146",
"activitypub"
],
[
"L",
"pink.momostr"
],
[
"l",
"pink.momostr.activitypub:https://mstdn.ca/users/pinhman/statuses/115283243122591146",
"pink.momostr"
],
[
"-"
]
],
"content": "Finland puts “World’s Largest Sand Battery Now in Operation”. \n\nUses sand to store thermal heat when it’s cheap to produce. Finland uses district heating. Rather than every individual building consuming energy to heat itself, a set of buildings use a common heating source. \n\nOffers efficiency of scale \n\nhttps://polarnightenergy.com/news/worlds-largest-sand-battery-now-in-operation/",
"sig": "950783e3d2a7dd14785aab0c787c0678bfd6da4f6d3486d6a75af68ca1560073874fb7055096ecd13980920b27bd657f56461b7823fdec50fe616b9fbf8c4c76"
}