PG&E Launches Seasonal Aggregation of Versatile Energy (SAVE) Virtual Power Plant Program

Core Viewpoint - PG&E has launched the Seasonal Aggregation of Versatile Energy (SAVE), a first-of-its-kind virtual power plant (VPP) aimed at enhancing local grid reliability by utilizing residential distributed energy resources [1][2][3] Group 1: Program Overview - The SAVE program will involve up to 1,500 residential customers with battery energy storage systems and up to 400 customers with smart electric panels, providing localized support during peak demand periods from June to October 2025 [2][4] - The program is designed to alleviate local grid constraints by supplying battery power and load flexibility to neighborhoods when electric substations and feeder lines are nearing capacity limits [2][5] Group 2: Participation and Technology - Participating aggregators, including Sunrun and SPAN, will receive week-ahead hourly signals from PG&E to manage energy capacity needs effectively [4][6] - Sunrun will manage battery dispatches and ensure that all enrolled batteries maintain at least 20% backup reserve for power availability during outages [7][8] - SPAN will utilize its Dynamic Service Rating™ capability to shape home energy demand during peak events, allowing customers to adjust their preferences via the SPAN Home® App [11][12] Group 3: Community Impact - The SAVE program focuses on equity, with over 60% of participating customers coming from disadvantaged or low-income communities [5] - The neighborhoods selected for the program are primarily located in the South Bay Area and Central Valley, targeting areas with potential overload during peak summer hours [5]