电气技术  2017, Vol. 18 Issue (4): 136-139    DOI:
技术与应用 |
20Hz注入式100%定子接地保护监视电压低原因分析及改进措施
陈凤华1, 吴昊2, 高迪军3
1. 调峰调频发电公司惠州蓄能水电厂,广东 惠州 516100;
2. 调峰调频发电公司广州蓄能水电厂,广州 510900;
3. 西门子电力自动化有限公司,南京 211100
The Cause and Solution of Low Watching Voltage of Siemens 100% Stator Ground Fault Protection with 20Hz Voltage Injection
Chen Fenghua1, Wu Hao2, Gao Dijun3
1. Power Generation Company Huizhou Pumped Storage Power Station, Huizhou, Guangdong 516100;
2. Power Generation Company Guangzhou Pumped Storage Power Station, Guangzhou 510900;
3. Machinery Industry Information Institute SIEMENS Electric Power Automation Co., Ltd, Nanjing 211100