San Diego Gas & Electric (SDG&E) took another step toward preparing the region for the next major emergency. The company announced plans to add up to 166 MW of energy storage in a proposal submitted to the California Public Utilities Commission (CPUC). If approved, the projects would support public-sector facilities that provide safety, security and…
Meet North America’s largest lithium-ion battery storage facility
On a typical industrial street about 30 miles outside of downtown San Diego there sits a unique facility: the largest lithium-ion battery in North America. Its 400,000 self-contained batteries provide the local Escondido and surrounding area in California with reliable power on demand. “The substation on the other side of the battery bank feeds enough…
SDG&E and SEI unveil largest vanadium redox flow battery in the U.S.
SDG&E has unveiled a new vanadium redox flow (VRF) battery storage pilot project in coordination with Sumitomo Electric (SEI), which stemmed from a partnership between Japan’s New Energy and Industrial Development Organization (NEDO) and the California Governor’s Office of Business and Economic Development (GO-Biz). During the four-year demonstration project, SDG&E will be researching if flow battery…
SDG&E unveils world’s largest lithium-ion battery energy storage facility
In partnership with AES Energy Storage, SDG&E has unveiled what’s currently the world’s largest lithium-ion battery energy storage facility . The 30-MW facility is capable of storing up to 120 megawatt hours of energy, the energy equivalent of serving 20,000 customers for four hours. It will enhance regional energy reliability while maximizing renewable energy use. Last year, the…