电气运行技术问答(2)

60． 油开关着火如何处理？ ························································································ 39 61． 硅整流装置跳闸的现象及处理有哪些？ ······························································ 39 62． 线路开关合闸送电时，如果有一相没合上的现象及处理方法？ ························ 39 63． 220KV开关自动跳闸如何处理？ ········································································ 39 64． 220KV 开关缺油（SF6气）严重处理可采取哪些方法？ ·································· 39 65． 开关拒绝合闸原因及处理？ ················································································· 40 网控二次试题库 ··························································································································· 41 66． WXH-11型微机保护功能是什么？······································································ 41 67． 装有闭锁式高频保护的线路，断路器或线路检修完毕恢复送电时注意事项有

哪些？ ··················································································································· 41

68． 高频保护投入前注意事项有哪些？ ····································································· 41 69． 电右线2251开关微机保护（一）屏的RCS－901B超高压线路成套快速保护装

置的功能是什么？ ································································································ 41

70． RCS－931B超高压线路电流差动保护装置的功能是什么？ ······························ 41 71． LFP－901B超高压线路成套快速保护装置的功能是什么？ ······························· 41 72． 对于LFP－901B保护，工频变化量阻抗元件怎样才算退出？ ·························· 42 73． 微机保护装置打印出的各项定值与网调下发的定值通知单各项定值误差必须满

足哪些要求？········································································································ 42

74． 微机保护正常运行中如要停用保护装置的直流电源应注意什么问题？ ············ 42 75． 具备切换功能的微机保护屏电流回路切换操作原则有哪些？ ··························· 42 76． 微机保护全部停用指什么？ ················································································· 42

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重合闸运行方式有哪些？ ···················································································· 42 停用重合闸指什么？ ···························································································· 43 当线路有两套重合闸时如何投入？ ····································································· 43 我厂微机保护重合闸启动方式有哪些？ ······························································ 43 II组母差保护装置功能是什么？ ········································································· 43 II组失灵保护装置功能是什么？ ········································································· 43 失灵保护动作时限是怎样划分的？ ····································································· 43 II组母差保护屏上的电压切换开关如何使用？ ··················································· 43 II组母差失灵刀闸位置模拟盘LED灯指示目前的各元件刀闸位置状态，强制开关有哪三种位置状态？ ························································································ 44 II组母差、失灵保护运行注意事项？ ·································································· 44 为什么设置投母线运行压板？它何时投退？ ······················································ 44 II组母差、失灵保护所发中央信号是哪四个？ ··················································· 44 距离保护Ⅰ、II、III段的保护范围是怎样划分的？ ··········································· 44 什么是蓄电池浮充电运行方式？ ·······················································