A Novel Inversion Evaluation Method for Transformer DC Magnetic Bias Treatment

被引:0
|
作者
Wang, Tianzheng [1 ]
Wang, Kangning [1 ]
Yu, Hua [1 ]
Cao, Nan [2 ]
Wang, Dongqing [2 ]
Wang, Shuzhong [2 ]
Li, Bing [2 ]
Zhao, Yu [3 ]
机构
[1] State Grid Shanxi Elect Power Co, Elect Power Res Inst, Taiyuan, Peoples R China
[2] NAR1 Grp Corp, Beijing Monitoring Ctr, Beijing, Peoples R China
[3] Beijing Smart Chip Microelect Technol Co Ltd, Beijing, Peoples R China
关键词
potential distribution; grounding electrodes; injected current; resistance network; inversion;
D O I
暂无
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
In HVDC monopole operation mode, there is DC flowing through AC system transformer that grounded in neutral point. Based on the maximum allowed DC current of transformer magnetic bias, the paper proposes an inversion method to deduce the maximum allowed injection current of HVDC grounding electrodes. In addition, the detail procedures to obtain maximum injection current of grounding electrodes are given. Above all, a treatment device configuration solution is given. The solution utilizes simulation operation data of AC and DC system, and it describes an assessment of the treatment.
引用
收藏
页码:2012 / 2016
页数:5
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