CHINA POWER(02380) 搜狐财经·2025-04-05 11:51Group 1 - The core viewpoint of the news is the application for a patent related to an online assessment method for the remaining life of charging modules, which involves evaluating the degradation of power devices and aluminum electrolytic capacitors based on operational data [1] - The patent, titled "An Online Assessment Method, System, Device, and Medium for the Remaining Life of Charging Modules," was applied for by China Electric Power Research Institute Co., Ltd., State Grid Chongqing Electric Power Company Marketing Service Center, and State Grid Corporation of China [1] - The proposed method aims to improve the accuracy of remaining life predictions for charging modules by considering the cumulative fatigue damage of power devices and aluminum electrolytic capacitors, rather than relying on a single operating condition [1] Group 2 - China Electric Power Research Institute Co., Ltd. was established in 2001 and is based in Beijing, focusing on research and experimental development [2] - The company has a registered capital of 335.2 million RMB and has made investments in 25 enterprises, participated in 5,000 bidding projects, and holds 5000 patent records [2] - Additionally, the company possesses 58 trademark records and has obtained 179 administrative licenses [2]