Huadian Technology ›› 2016, Vol. 38 ›› Issue (1): 39-41.

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Estimate of 600 MW generator rotor turn to turn short circuit
 

  

  1. Guangdong Zhuhai Jinwan Power Plant Company Limited,Zhuhai 519050,China
  • Online:2016-01-25 Published:2016-03-15

Abstract:

Abstract:While Guangdong Zhuhai Jinwan Power Plant Company Limited No.3 unit overhauling,site test found there is trace of turn to turn short circuit at rotor winding.Turn to turn short circuit was determined by two pole voltage balance test.Winding alternating voltage distribution test determined the coil with failure.After the rotor was sent back to factory to repair, failure was analyzed and repaired.The overhaul duration was secured.

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