Huadian Technology ›› 2010, Vol. 32 ›› Issue (12): 12-13.

• 专题综述 • Previous Articles     Next Articles

Analysis on reasons of differential protection action of aircooled generator

CHEN Riguang   

  1. Xiamen Environment and Energy Investment and Development Corporation Limited, Xiamen 361009, China
  • Received:1900-01-01 Revised:1900-01-01 Online:2010-12-25 Published:2010-12-25

Abstract: The principle and the cooling system of QFW-6-2 aircooled generator were introduced. The reasons of the faults, which caused the differential protection action two times during the generator debugging period, were analyzed. The relevant measures were adopted, and the generator operation became normal.

Key words: generator, differential protection, reason analysis, countermeasure