汽轮发电机组闪发轴电流报警的分析及处理  

Analysis and Treatment of Flash Shaft-current Alarm of Turbine Generator Sets

作　　者：程海锋 昂骏 窦志鹏 孙旭峰 CHENG Haifeng;ANG Jun;DOU Zhipeng;SUN Haifeng(Yangjiang Nuclear Power Co.,Ltd.,529941)

机构地区：[1]阳江核电有限公司,529941

出　　处：《电机技术》2022年第3期48-53,共6页Electrical Machinery Technology

摘　　要：针对汽轮发电机组投运后闪发轴电流报警的问题,通过长期跟踪与分析,得到了闪发轴电流报警与机组功率变化、温度变化的关系,提出了相应的优化改进方案,并在后续机组运维中初步验证了改进方案的有效性。Against problem of the flash shaft-current alarm of turbine generator sets after operation,relationship between the flash shaft-current alarm and power variation as well as relationship between the flash shaft-current alarm and temperature variation are achieved after long periods of following-up and analysis.The relative optimized program is put forward and effectiveness of the optimized program is verified initially in the operation and maintenance of the subsequent generator sets.

关 键 词：汽轮发电机 轴电流 接地回路 绝缘 

分 类 号：TM307[电气工程—电机]