高压厂用变压器突发短路损坏典型案例分析

华电技术 ›› 2016, Vol. 38 ›› Issue (3): 58-60.

高压厂用变压器突发短路损坏典型案例分析

1.华电国际电力股份有限公司技术服务中心，济南〓250014； 2.华电青岛发电有限公司，山东青岛〓265200

出版日期:2016-03-25 发布日期:2016-05-18

Typical case analysis of sudden short circuit damage in HV transformer

1.Huadian International Electricity Company Limited Technical Service Center,Ji’nan 250014,China;2.Huadian Qingdao Power Plant Company Limited,Qingdao 265200,China

Online:2016-03-25 Published:2016-05-18

摘要/Abstract

摘要：

摘要：某电厂高压厂用变压器故障导致机组跳闸，通过分析故障录波曲线，确定故障原因为高压厂用变压器抗短路能力不足而造成损坏，并从设计、制造、运行管理等方面提出防范措施，避免类似事故的发生。

关键词: 关键词：高压厂用变压器, 突发短路故障, 抗短路能力, 录波

Abstract:

Abstract:HV transformer fault in a power plant results in unit tripping.The failure is caused by damage to the HV transformer short circuit with insufficient capacity through analyzing the fault recorder curve. The preventive measures are proposed from the design,manufacture,operation management and so on to avoid similar accidents.

Key words: Keywords:HV transformer, sudden short circuit, short circuit capacity, recorder

杜宁宁1，于爱民2. 高压厂用变压器突发短路损坏典型案例分析[J]. 华电技术, 2016, 38(3): 58-60.

DU Ningning1, YU Aimin2. Typical case analysis of sudden short circuit damage in HV transformer[J]. Huadian Technology, 2016, 38(3): 58-60.