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介绍了糯扎渡电站发变组保护配置的特点,分析保护运行中出现的问题,并提出了相应改进措施。对大型发变组保护设计选型提出了要求,细化保护动作逻辑,减少保护误动,对提高保护装置可靠性至关重要。
This paper introduces the characteristics of the protection and transformation of the FaZhadu hydropower station in Nuozhadu Hydropower Station, analyzes the problems in the protection operation, and puts forward the corresponding improvement measures. The requirements for the design and selection of large-scale hair stranding protection design are elaborated. It is important to refine the logic of the protective action to reduce the misoperation of protection and improve the reliability of the protective device.