【摘要】 分析了山东电网几次 5 0 0 k V合成绝缘子线路鸟粪事故 ,认为鸟粪通道和通道前端与绝缘子高压端间的电场畸变以及部分合成绝缘子段是影响闪络的主要因素 ,并提出了防范措施。更多还原

【Abstract】 This article provides a detail analysis for "bird caused" fault on 500 kV transimission line and puts forward that the electric field distortion between the passage of bird dung and HV end and parts of composite insulator string is the main fact to influence the flashover. The measures to prevent from this kind of fault are provided.更多还原