Ben Lincoln, energy expert at intellectual property law firm Potter Clarkson, looks at patent filing activity in energy storage technologies outside the world of electrochemical batteries.
European gigafactory firm Northvolt has started producing battery energy storage systems (BESS) at its Northvolt Dwa facility in Poland, while also securing a US$1.2 billion convertible note.
While the demand for third-party battery energy storage system (BESS) optimisation services looks set to grow substantially, challenges for companies specialised in offering those services remain.
Germany and US residential battery storage and VPP provider sonnen’s network of batteries in Germany has reached 250MWh, and will hit 1GWh in the next few years, it said.
Thermal energy storage company Rondo Energy has completed a US$60 million fundraising round from investors including Rio Tinto, Microsoft, Aramco and Energy Impact Partners.