Could sodium-sulfur technology transform energy storage? Duke Energy would like to know, which is why it’s launching a pilot project to test the tech as a possible alternative to lithium-ion battery ...

Twelve photovoltaic storage systems with capacities of 5 kW or 10 kW were included in the comparison, among them several new products, all of which achieved efficiency class A. A new study – also ...

With the rise of intermittent renewable energy generation, the need for long-duration energy storage is rising fast. Lithium-ion batteries currently dominate the market, with record-low prices fueled ...