Neat News 2319 (added 2022-05-07)

Freeze-thaw molten salt battery

Storing surplus energy over a long time is a challenge in moving to renewable electricity and cannot be solved with traditional batteries, which decharge themselves over time. However, freezing a molten salt solution allows to store the energy for a long time and the decharging happens only when it is thawed again.

related: #battery #energy_storage

News seen at: Scientific American - Energy