| 声电联合法在35kV开关柜局部放电检测中的应用 |
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| 引用本文： | 骆东松,鲁晔.声电联合法在35kV开关柜局部放电检测中的应用[J].工矿自动化,2014(3). |
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| 作者姓名： | 骆东松 鲁晔 |
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| 作者单位： | 兰州理工大学电气工程与信息工程学院; |
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| 摘 要： | 介绍了基于超声波和高频电流相结合的局部放电检测方法的基本原理、检测和判定依据。将该方法应用到某高压配电室35kV开关柜的局部放电检修中,应用结果表明,该方法可准确判断开关柜的放电位置、放电相位、放电类型、放电强度等,并能对其趋势进行分析,为开关柜状态检修在线监测提供了有力的技术保障。
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| 关 键 词： | 开关柜 局部放电 超声波 高频电流 检测 |
Application of detection method of ultrasound and high-frequency current in partial discharge detection of 35kV switchgear |
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| Abstract: | The paper introduced basic principle,detection and determinants of partial discharge detection method based on a combination method of ultrasound and high-frequency current.The detection method was applied to partial discharge detection of a high-voltage power distribution room of 35kV switchgear and the result verified the method can accurately determine partial discharge position,discharge phase,type of discharge and discharge intensity of switchgear,and can analyze its tendency,which provides a strong technical support for online monitoring of switchgear status. |
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| Keywords: | switchgear partial discharge ultrasonic high-frequency current detection |
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