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高压电器  2015 

基于FCM算法的高压开关柜局部放电状态评价方法研究

DOI: 10.13296/j.1001-1609.hva.2015.10.013, PP. 82-90

Keywords: 高压开关柜,带电检测,状态评价,模糊聚类算法,突变量

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Abstract:

开关柜作为配电网络中应用最广泛,使用数量最多的配电设备之一,其可靠性关系到整个电网的安全稳定运行。文中提出了一种适用于高压开关柜状态评价的模糊聚类方法,为减小周围电磁环境对评价结果带来的干扰,对带电检测数据采用突变量输入,利用经验定值对传统模糊聚类算法中的可变聚类中心进行修正,使得聚类结果更适用于开关柜状态现场实际情况,并使得各次聚类评价结果间具有可比性,能够做到不需要先验信息直接对样本进行聚类,通过实例分析验证了评价方法的有效性,利用现场数据实算验证了方法的可行性。

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