霸州500kV变电站220kV双母线双分段改造  

Reconstruction for 220 kV Double Busbar and Double Segment in 500 kV Substation of Bazhou

作　　者：李冰[1] 徐志强[1] 张海波[1] 张强[1] 周田华 

机构地区：[1]北京送变电公司,北京102401

出　　处：《华北电力技术》2010年第3期38-40,共3页North China Electric Power

摘　　要：根据霸州500 kV变电站二期扩建工程情况,为了在母线分段施工过程中保持原双母线母差保护的完整性,确保母差在施工过程中不受影响,提出了全新的施工设计方案。改进的施工方案减少了停电次数、停电时间和负荷损失,保证了电网的稳定性。在本工程停电申请施工时间内,顺利地完成了该变电站220 kV双母双分段的完善改造工作,进一步验证了该施工设计方案的科学性和实用性。According to the second expanding project of 500 kV substation of Bazhou,in order to keep the integrity of original double busbar differential protection and not be affected in the course of busbar segmented construction,the paper presents new construction scheme.The improved scheme decreases frequency and time of power interruption,and load loss.Therefore,it ensures the stability of electric network.During the applying construction,reconstruction for 220 kV double busbar and double segment is fulfilled successfully,which further validates the science and practicability of the construction scheme.

关 键 词：500KV变电站 双母线双分段 停电 母差保护 

分 类 号：TM773[电气工程—电力系统及自动化]