某330kV变电站4号主变压器故障原因分析及处理  

Analysis on the Cause of the No.4 Main Power Transformer Fault in a 330kV Substation and Treatment

作　　者：刘生春[1] 张杰[2] 林建禄 郅啸[1] 李军[1] 张永祥[1] 钱建华[1] 马丽山[2] 

机构地区：[1]国网青海省电力公司检修公司,青海西宁810021 [2]国网青海省电力公司电力科学研究院,青海西宁810008

出　　处：《青海电力》2014年第4期43-47,共5页Qinghai Electric Power

摘　　要：针对某330kV变电站4号主变压器跳闸,通过现场检查、保护装置动作分析、故障录波器采样值分析、故障后诊断性试验情况分析、返厂解体检查及综合分析,对如何确保330 k V主变压器的安全稳定运行提出了技术改进意见,并为今后防止该类事故的发生提出了防范措施。Against the No. 4 main power transformer trip fault in a 330 kV substation, based on the information from site check, protection device action record analysis, fault recorder sampling analysis, diagnostic test analysis and disassembly check in factor, this paper gives advices for technical improvement to ensure safe and steady operation of power transformer and the preventive measures to avoid this kind of accidents.

关 键 词：主变压器 故障 检查 损坏 

分 类 号：TM41[电气工程—电器]