ALEXANDRIA, Va., June 18 -- United States Patent no. 12,328,003, issued on June 10, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).

"Energy storage system, power conversion system, and method for optimizing primary frequency modulation" was invented by Mingxuan Dong (Shanghai) and Kai Xin (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application discloses examples of an energy storage system, a power conversion system, and a method for optimizing primary frequency modulation. In one example, when the power conversion system determines that a state of charge (SoC) value of a target energy storage battery does not meet a target SoC value and determines that a prese...