| 110 kV川口变2#主变"8.19"事故分析 |
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| 引用本文： | 杨志良,杨宏卫,贾忠军. 110 kV川口变2#主变"8.19"事故分析[J]. 青海电力, 2006, 25(2): 47-50 |
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| 作者姓名： | 杨志良 杨宏卫 贾忠军 |
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| 作者单位： | 西宁供电局,青海,西宁,810003;海东供电局,青海,平安,810600 |
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| 摘 要： | 对110 kV川口变电所2#主变,在2004年8月19日发生的一起由35 kV输电线路短路故障造成对2#主变冲击,使2#主变严重受损事故,并结合2#主变事故前、后的电气试验以及吊罩解体检查等情况的综合分析,阐述了该主变冲击受损的原因,提出了在变压器制造工艺等方面的预控措施。
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| 关 键 词： | 变压器 差动保护 色谱分析 短路电流 电动力 绕组 短路容量 绝缘规范 |
| 文章编号： | 1006-8198(2006)02-0047-04 |
| 收稿时间： | 2005-07-12 |
| 修稿时间： | 2005-07-12 |
"8.19" Accident Analysis of 110 kV Chuankou Substation 2 # Main Transformer |
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| YANG Zhi-liang,YANG Hong-wei,JIA Zhong-jun. "8.19" Accident Analysis of 110 kV Chuankou Substation 2 # Main Transformer[J]. Qinghai Electric Power, 2006, 25(2): 47-50 |
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| Authors: | YANG Zhi-liang YANG Hong-wei JIA Zhong-jun |
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| Abstract: | Aiming at the 35kV transmission line short-circuit accident of ll0kV Chuankou substation on Aug.19 Of 2004 which induced the impact on 2#main transformer and made it seriously damaged,the paper expounds the damage reason combining with the comprehensive analysis of the electric test of the 2# main transformer before and after the accident,and the disaggregation check of the suspending cover,as well as proposes some relevant preventing control measures on the manufacturing technique of the transformer. |
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| Keywords: | transformer diffential protection stratographic analysis short-circuit current power-driven winding short-circuit capacity insulation standard |
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