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er ci hui lu zhong yi zhong jin shu jie chu bu wei de dian hua xue fu shi fen xi
Author(s): 
Pages: 34-35
Year: Issue:  3
Journal: Hunan Electric Power

Abstract: 断路器机构内二次回路中的二次线与接线端子连接部分有不同程度的锈蚀现象,当锈蚀严重时将会引发二次回路故障,从而使断路器不正确动作,导致电网事故.通过分析二次回路中各个异种金属接触部分在设备运行时所处的电位情况,查找受损坏元件锈蚀点的特点,并应用化学原理进行理论分析,得出电化学腐蚀是加速机构箱内部相关二次元件锈蚀的主要原因.提出从设计选型开始选择恰当的材料减少断路器、隔离开关内二次回路中金属腐蚀,同时...
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