GENEVA, April 28 -- ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID (No. 11 Kexiang Road, Science Park, Huangpu DistrictGuangzhou, Guangdong 510663), 南方电网科学研究院有限责任公司 (中国广东省广州市黄埔区科学城科翔路11号) filed a patent application (PCT/CN2024/125472) for "HARMONIC STATE ESTIMATION METHOD AND APPARATUS FOR AC/DC HYBRID POWER GRID, DEVICE, AND MEDIUM" on Oct 17, 2024. With publication no. WO/2025/082437, the details related to the patent application was published on Apr 24, 2025.

Notably, the patent application was s...