Huadian Technology ›› 2016, Vol. 38 ›› Issue (2): 55-58.

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Abstract:To guarantee the stability and operation safety of power grid,on load test of new equipment shall be carried out before put into operation.After test on capacitor,electric reactor,cable and transformer,angle of attack charter of voltage,current and load flow value was drafted.After analyzing test results,the causes of change of current,voltage and phase was indicated.

  

  1. 1.Guangdong Power Gird Company Limited Jieyang Power Supply Administration,Jieyang 522000,China;2.Guangdong Industrial University
    College of Automation,Guangzhou 510006,China
  • Published:2016-02-25

Abstract:

Abstract:To guarantee the stability and operation safety of power grid,on load test of new equipment shall be carried out before put into operation.After test on capacitor,electric reactor,cable and transformer,angle of attack charter of voltage,current and load flow value was drafted.After analyzing test results,the causes of change of current,voltage and phase was indicated.

Key words: Keywords:on load test;angle of attack method;electrical , equipment;voltage transformer;current transformer