Jin Rong Jie·2026-02-11 03:33Group 1 - Dongfeng Motor Corporation has applied for a patent titled "Method, Device, Equipment, and Medium for Life Balance Control of Multi-Power Source Drive System," with publication number CN121469530A and application date of November 2025 [1] - The patent describes a method that processes torque and speed time-sequence signals using rain flow counting to convert them into load spectrum information, and calculates equivalent damage values for sensitive components of each power source based on Miner’s linear cumulative damage theory [1] - The invention addresses the issue of life imbalance caused by component differences, load history, and maintenance, enhancing the overall lifespan and reliability of multi-power source drive systems [1] Group 2 - Dongfeng Motor Corporation, established in 2001 and located in Wuhan, primarily engages in the automotive manufacturing industry [2] - The company has a registered capital of 858,937,000 RMB and has made investments in 44 enterprises, participated in 5,000 bidding projects, and holds 5,000 patent records [2] - Additionally, Dongfeng Motor Corporation possesses 156 administrative licenses [2]