ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,678, issued on May 20, was assigned to Sungrow Power Supply Co. Ltd. (Hefei, China).
"Conversion power supply and autonomous electric energy replenishment method for energy storage system" was invented by Jianjie Zhou (Hefei, China), Xiaohui Cao (Hefei, China), Fanglin Chen (Hefei, China) and Zihao Zhao (Hefei, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A conversion power supply and an autonomous electric energy replenishment method for an energy storage system are provided. An output terminal of the power supply module is connected to a second side of a first DC-DC converter through an energy storage element. A first side of the first DC-...