Chris Remington@beehaw.orgM to Technology@beehaw.org · 28 days agoA Finnish town is heating itself with 2,000 tonnes of crushed rock: its giant “sand battery” can cover almost a month of heating demand and has cut district heating emissions by 70%www.cnbc.comexternal-linkmessage-square11linkfedilinkarrow-up1104arrow-down11cross-posted to: news@beehaw.orgtechnology@lemmy.world
arrow-up1103arrow-down1external-linkA Finnish town is heating itself with 2,000 tonnes of crushed rock: its giant “sand battery” can cover almost a month of heating demand and has cut district heating emissions by 70%www.cnbc.comChris Remington@beehaw.orgM to Technology@beehaw.org · 28 days agomessage-square11linkfedilinkcross-posted to: news@beehaw.orgtechnology@lemmy.world
minus-squareSwedneck@discuss.tchncs.delinkfedilinkarrow-up2·28 days agowe don’t even have to build anything new, aside from installing heat pumps which we should be doing anyways for a multitude of reasons such as “i like not dying of heatstroke”. Just overcooling/heating your home when electricity is cheap can effectively store a very significant amount of kWh.
we don’t even have to build anything new, aside from installing heat pumps which we should be doing anyways for a multitude of reasons such as “i like not dying of heatstroke”.
Just overcooling/heating your home when electricity is cheap can effectively store a very significant amount of kWh.