110 kV母线差动保护升级改造工程中的问题分析
Zhejiang Electric Power(2013)
Abstract
总结了220 kV变电站新增3号主变压器的扩建工程中,因主接线由双母接线改建为双母单分段而进行母线差动保护升级改造的工程实施过程,强调了一次、二次物理接线位置对应的重要性,指出了母线差动保护改造过程中的注意事项,可为相关工程提供参考。
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Key words
busbar differential protection,substation,duplicate-bus single-segmentation,upgrade transformation
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