箱式变压器合闸操作过电压成因及抑制措施研究  

Research on Causes and Inhibition of Switching Overvoltage in Box-Type Transformer Closing Operation

作　　者：付文光 刘志林 张建英 FU Wen-guang;LIU Zhi-lin;ZHANG Jian-ying(Inner Mongolia Electric Power Science&Research Institute Branch of Inner Mongolia Power(Group)Co.,Ltd.,Huhhot 010010,China;Inner Mongolia Enterprise Key Laboratory of High Voltage and Insulation Technology,Huhhot 010010,China)

机构地区：[1]内蒙古电力(集团)有限责任公司内蒙古电力科学研究院分公司,内蒙古呼和浩特010010 [2]内蒙古自治区高电压与绝缘技术企业重点实验室,内蒙古呼和浩特010010

出　　处：《变压器》2021年第9期23-26,共4页Transformer

摘　　要：通过现场测试箱变操作过电压,分析了其故障原因,提出了一种过电压抑制装置,验证了方法的可行性。并基于PSCAD/EMTDC开展电磁暂态仿真建模,与实测数据对比,验证了模型准确性。Through the test of box-type transformer switching overvoltage, the fault causes are analyzed, the capacitive overvoltage suppression device is installed, the feasibility of the method is verified. And the electromagnetic transient simulation modeling is carried out based on PSCAD/EMTDC, the accuracy of the model is verified by comparing with the measured data.

关 键 词：箱式变压器 操作过电压 负荷开关 截流 

分 类 号：TM401.2[电气工程—电器]