Polar Night Energy, a Finnish startup that makes high-temperature thermal energy storages for wind and solar power, expects to start testing a so-called Sand Battery in Pornainen during the winter and to have it commissioned next year.
...
Renewables Now is your complete guide to the emerging economies in Southeast Europe. From latest news to bespoke research - the big picture at the tip of your fingers.
The article you are trying to access is locked behind our paywall. Check out our subscription plans in order to be able to read more.