自动跟踪补偿消弧线圈的虚接地故障分析与应用  

Analysis and Application of Virtual Ground Fault of AutomaticTracking Compensation Arc Suppression Coil

作　　者：徐忠娟 夏丹 李慧敏 张云婷 XU Zhong-juan;XIA Dan;LI Hui-min;ZHANG Yun-ting(Zhejiang Jiaheng Science and Technology Innovation Co.,Ltd.,Jiaxing 314000,China;Jiaxing Hengchuang Electric Power Design and Research Institute Co.,Ltd.,Jiaxing 314000,China;Jiaxing Hengchuang Electric Power Group Co.,Ltd.,Jiaxing 314000,China)

机构地区：[1]浙江嘉恒科创有限公司,浙江嘉兴314000 [2]嘉兴恒创电力设计研究院有限公司,浙江嘉兴314000 [3]嘉兴恒创电力集团有限公司,浙江嘉兴314000

出　　处：《电气开关》2025年第2期77-79,82,共4页Electric Switchgear

摘　　要：分析了自动跟踪补偿消弧线圈的结构,介绍了在正常及故障时阻尼回路控制方式,研究中性点电压与消弧线圈的脱谐度和阻尼率等影响因数的关系,并用实际阻尼回路故障分析虚假接地原因和改进建议,为后续运行提供有效的参考。This article analyzes the structure of automatic tracking compensation arc suppression coil,introduces the control method of damping circuit during normal and fault conditions,studies the relationship between neutral point voltage and factors such as detuning and damping rate of arc suppression coil,and uses actual damping circuit faults to analyze the reasons for false grounding and provide effective reference for subsequent operation.

关 键 词：自补偿 消弧线圈 中性点电压 虚假接地 

分 类 号：TM71[电气工程—电力系统及自动化]