Largest grid-tied lithium ion battery system deployed today in San Diego
reader comments 13 Share this story Energy storage can come from any number of sources—natural gas, wind, solar. But having the ability to store energy will allow utilities to put more intermittent renewable energy on the grid. SDG&E The battery storage lockers hide nearly 400,000 batteries. SDG&E An aerial view of the new batteries on SDG&E's grid....