一例汽轮发电机运行中定子线圈接地故障案例分析  

Case Analysis of the Stator Coil Earth Fault for a Steam Turbine in Generating Operation

作　　者：张睿琦 张书忠 戴富宏 蔺鑫 王晖 李如芬 ZHANG Rui-qi;ZHANG Shu-zhong;DAI Fu-hong;LIN Xin;WANG Hui;LI Ru-fen(Lincang Power Supply Bureau,Yunnan Power Grid Co.Ltd.,Lincang 677000,China)

机构地区：[1]云南电网有限责任公司临沧供电局,云南临沧677000

出　　处：《电气开关》2023年第6期96-98,共3页Electric Switchgear

摘　　要：本文对一例发电机运行中定子铁心松动、断齿因摩擦引起定子线圈接地故障进行分析,结合现场检查情况分析铁心松动原因,给出铁心松动的处理方法并得出具有针对性的建议措施。This Paper analyzes a case of stator core loosening in the operation of a generator and stator coil ground⁃ing fault caused by friction in the operation of broken teeth,analyzes the cause of core loosening in combination with the field inspection,gives the treatment method of core loosening and draws out targeted measures.

关 键 词：发电机 定子铁心 定子线圈 建议措施 

分 类 号：TM61[电气工程—电力系统及自动化]