山西电力
山西電力
산서전력
SHANXI ELECTRIC POWER
2014年
2期
24-26
,共3页
发电机%定子绕组%直流耐压试验%绝缘缺陷
髮電機%定子繞組%直流耐壓試驗%絕緣缺陷
발전궤%정자요조%직류내압시험%절연결함
generator%stator winding%DC voltage withstanding test%insulation defect
介绍了某厂350 MW发电机在B级检修前，通过直流耐压试验发现定子绕组存在重大绝缘缺陷，并分析产生此缺陷的原因及判断依据，提出了防止此类缺陷发生的防范措施。
介紹瞭某廠350 MW髮電機在B級檢脩前，通過直流耐壓試驗髮現定子繞組存在重大絕緣缺陷，併分析產生此缺陷的原因及判斷依據，提齣瞭防止此類缺陷髮生的防範措施。
개소료모엄350 MW발전궤재B급검수전，통과직류내압시험발현정자요조존재중대절연결함，병분석산생차결함적원인급판단의거，제출료방지차류결함발생적방범조시。
Serious insulating defects of a 350 MW generator stator winding were found through DC voltage withstanding test before B-class overhaul. The defects were analysed and preventive measures were put forward accordingly.
