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根据现场实测永磁机综合输出特性及ＺＺＸ－２型转速保护装置的动作特性数据，拟定整定值方案，并对水轮发电机组转速保护问题提出技改意见。
Based on the measured output characteristics of the permanent magnet machine and the operating characteristics of the ZZX-2 speed protection device, the program of setting values is drawn up and technical improvements are proposed for the speed protection of the hydro-generator set.