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Home > Wen Yuan (Primary School Edition) > 2021 No.11 > 配网接地保护问题探讨

  • 配网接地保护问题探讨

    Author(s)：

    李一非

    Publication Title：

    Wen Yuan (Primary School Edition) 2021 No.11

    Affiliations：

    国网陕西省电力有限公司西咸新区供电公司 陕西 西咸新区 712044

    Abstract：

    本文提出全新的灵活接地保护控制策略。通过引入接地选线以及选线跳闸技术，解决高阻接地时零序保护不能动作跳闸的问题；通过为小电阻控制增加故障累积法策略，解决持续短时接地故障；通过为小电阻控制增加“后加速”投入策略，解决与线路保护以及各级DTU/FTU保护时序配合的问题。新保护控制策略及控制系统的应用，可以有效弥补当前灵活接地系统的运行盲区，使灵活接地系统发挥其应有效能。

    Keywords：

    灵活接地；保护控制策略；控制系统；高阻接地；选线跳闸

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    [1] 李一非.配网接地保护问题探讨[J].Wen Yuan (Primary School Edition),2021(11),.

文渊(小学版)
Wen Yuan (Primary School Edition)

Language: 中文

CN：11-9274/G

ISSN：2096-6261

Publication Frequency: 月刊

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