锦州地区两条500kV线路污闪事故的原因分析及防止对策

Analysis of Pullution Flashove Accident on Two 500kV Power Lines in Jinzhou Area and the Countermeasures

本文介绍了500kV线路污闪事故的原因分析及防止对策。分析表明,目前500kV线路在防止绝缘污闪方面主要存在设计绝缘水平与实际污秽环境及线路清扫等方面不适应的问题。本文提出防止这种污闪事故的有效措施及对有关部门的几点建议。

This paper presents the analysis of pullution flashove accident on two 500kV lines and the countermeasures. It shows that the main problem in the power line (500kV) used at present is that the. insulating level designed are not suitable to the practical environment regarding to pullution and cleaning. The paper proposes an effective measure against such accident anti puts forward several suggestions for the authority concerned.