王馥珏,姚天翼,杨卓然,王东海,董学家

• 1:东南大学电气工程学院
• 2:国网江苏省电力有限公司南京供电分公司
• 3:国网河北省电力有限公司石家庄供电分公司

摘要(Abstract)：

110 kV交联聚乙烯电缆中间接头存在制造与施工破坏等问题，导致电缆附件产生劣化，影响电力的可靠输送。本文提出了一种基于磁场特征提取的电缆中间接头劣化评估方法，通过有限元分析软件建立了交联聚乙烯电缆中间接头仿真模型，分别求解了中间接头未劣化和存在主绝缘划伤、机械破损时的磁场分布，建立了劣化类型、大小、程度与磁场强度和磁场畸变特征的关系。该评估手段利用磁场畸变特征检测中间接头缺陷，提升了电缆状态监测的有效性和准确性。

关键词(KeyWords)： 交联聚乙烯电缆中间接头;有限元分析;磁场分布特征;状态监测

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 王馥珏,姚天翼,杨卓然,王东海,董学家

DOI: 10.19635/j.cnki.csu-epsa.000933

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