supported by Major International Collaborative Project of National Natural Science Foundation of China(No.51120175001);Key Project of National Natural Science Foundation of China(No.50937003)
There were many accidents of large-scale wind turbines disconnecting from power grid in 2011.As singlephase-to-ground fault cannot be correctly detected,single-phase-to-ground fault evolved to phase-to-phase fault.Pha...
supported by National High Technology Research and Development Program of China(863Program)(No.2011AA05A104)
Several large-scale wind turbine tripping accidents occurred in Jiuquan wind power base in 2011.According to the on-site survey and analysis of these accidents related to relay protection,causes were found to be the c...