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四川渔子溪水电站３号水轮机于１９９６年５月完成技术改造并网运行至今，机组寿命增加、大修间隔延长、经济效益明显，取得了极有价值的成果。渔子溪水电站水轮发电机组是我国７０年代初自行设计、制造的水头最高、容量最大的高水头混流式机组，其稳定性差，水轮机过流部件在
No.3 Hydropower Station of Sichuan Yuzixi Hydropower Station completed technological transformation and grid operation in May 1996, and the life span of the unit has been increased. The interval between overhauls has been extended and the economic benefits have been remarkably achieved. The project has achieved extremely valuable results. Yuzixi Hydropower Station Hydrogenerator is a high-head Francis turbine with the highest water head and the largest capacity designed and manufactured by our country in the early 1970s. Its stability is poor.