变电站二次系统防雷技术

Discussion of Lightning Protection for Secondary System in Substation

分析了变电站二次系统防雷和抗干扰问题,提出了几点预防感应雷、过电压的措施,并详细阐述了二次系统过电压保护设计以及防雷运行管理。实践证明,所提出的防雷措施对提高变电站二次系统的安全运行水平有较大帮助。

The problems of lightning over-voltage protection for secondary system in substation are analyzed and discussed. this paper proposes some solvable measures for inductive lightning protection,the design of over-voltage protection for secondary system and the function management of lightning protection are presented in detail.The practices show that the proposed measures of lightning protection can improve the operation of secondary system in substation effectively.