Cheng Gang Liu Yu. Discussion on Configuration and Set Point Calculation of Zero-sequence Current Protection of Main Transformer[J]. 2006, (4): 73-74.DOI:
关于主变零序电流保护配置与定值计算问题的探讨
摘要
主要分析了目前德阳电业局变电站主变压器零序电流保护的配置及作用
并对其保护装置的可靠性或灵敏性的整定范围进行了探讨
针对系统的特殊情况与运行实践提出了一些保护配合及整定计算方面的建议。
Abstract
The configurations and functions of zero-sequence current protection of main transformer in the substations of Deyang Electric Power Bureau are mainly analyzed
the setting range for the reliability and sensitivity of protection equipment is discussed
and finally some suggestions are proposed for protection cooperation and setting calculation aiming at the special conditions and operational practice of the system.