New sodium-ion battery could reshape grid storage

A new sodium-ion battery from Chinese battery giant CATL could eventually affect something much closer to home: the power grid that keeps your lights on. CATL has introduced its TENER Sodium Energy Storage System. The company says it is the world's first field-validated sodium-ion energy storage system ready for commercial use. Think big energy project, not phone upgrade. This battery is built for large storage sites that can support the grid. That kind of storage is getting more attention as el