汽轮发电机轴电压监测治理的研究与实践  

Study and practice on shaft voltage measurement and treatment of steam turbine generator

作　　者：钱厚军 韩亮 蒋军 沈卫玲 郭桐岳 QIAN Houjun;HAN Liang;JIANG Jun;SHEN Weiling;GUO Tongyue(CNNC Nuclear Power Operation Management Co.,Ltd,Haiyan,Zhejiang 314300;CNNC Operation and Maintenance Technology Co.,Ltd,Hangzhou 311200)

机构地区：[1]中核核电运行管理有限公司,浙江海盐314300 [2]中核运维技术有限公司,杭州311200

出　　处：《电气技术》2024年第12期61-66,共6页Electrical Engineering

摘　　要：轴电压是运行中的发电机客观存在的物理量。本文通过研究标准、反措和相关文献,结合现场工作实践,对轴电压的测量方法、判定标准、治理措施进行分析与解读,总结并特别强调汽端大轴可靠接地和励端轴承座对地绝缘对机组安全运行的重要性。The shaft voltage is an objective physical quantity of a generator in operation.Based on the study of standards,countermeasures and related literature,and combined with the site practice,this paper analyzes and interprets the shaft voltage measurement methods,judgment criteria and treatment measures,summarizes and emphasizes the importance of reliable grounding of the main shaft of turbine side and insulation resistance to ground of bearing seat of excitation side for the safe operation of generators.

关 键 词：标准与反措 现场实践 解读与分析 强调重点 

分 类 号：TM311[电气工程—电机] TP274[自动化与计算机技术—检测技术与自动化装置]