2ZAHER A, MCARTHUR S D J, INFIELD D, et al. Online Wind Turbine Fault Detection through Automated SCADA Data Analysis[J]. Wind Energy, 2009, 12(6): 574-593.
3POLINDER H, PIJL F F A V D, VILDER G-J D, et al. Comparison of Direct-drive and Geared Generator Concepts for Wind Turbines[J~. IEEE Transactions on Energy Conv- ersion, 2006,21 ( 3 ) :725-733.
4TAKAHASHI R, ICHITA H, TAMURA J, et al. Efficiency Calculation of Wind Turbine Generation System with Doubly-fed Induction Generator[C ]. Electrical Machines (ICEM), 2010 XIX International Conference on, Rome, 2010.