AIP Management has agreed to acquire a 49% equity stake in a UK-based battery energy storage system (BESS) portfolio from BW ESS. The portfolio includes three assets having a total capacity of 700MW and a 3.5-hour duration. AIP stated that this acquisition represents its first investment in standalone battery storage and is part of its strategy of partnering with industrial experts having complementary expertise. The portfolio comprises Bramley (100MW), which is operational, and Hams Hall (400MW) and Be ...