Publicly owned California utility Sacramento Municipal Utility District (SMUD) and developer D. E. Shaw Renewable Investments (DESRI) have executed a long-term power purchase agreement (PPA) for a 640MWh battery energy storage system (BESS) in California.
Competition from Chinese manufacturers put Powin on a tricky footing, even before industry headwinds dealt the company what appears to have been a lethal blow.
The North American Electric Reliability Corporation’s (NERC’s) 2025 State of Reliability report finds evidence suggesting battery energy storage systems (BESS) can improve primary frequency response.