摘要
阐述了水轮发电机定子单相接地保护所涉及的相关内容,着重对其继电保护的动作方式、双频式保护的基本原理和影响其保护动作的注意因素进行了分析和评述,同时对注入式保护做了介绍,最后对前述相关内容以及后续研究做了结论和展望。
The principle theory of relaying protection and its relevant contents for stator single-phase grounding of hydraulic generator are analysis.The neutral point ground pattern and two-frequency grounding protection are the focuses.The selective schemes for generator single-phase grounding are discussed,and the new development trend for the single-phase grounding is predicted lastly.
出处
《四川电力技术》
2011年第1期91-94,共4页
Sichuan Electric Power Technology
关键词
水轮发电机
定子单相接地
继电保护
hydraulic generator
stator single-phase grounding
relaying protection
