farm with variable speed wind turbines,” IEEE Trans. on Energy Conversion, vol. 17 (2), pp. 279-284, Jun 2002. [13] A. Tapia, G. Tapia, J. X. Ostolaza, J. R. Saenz, R. Criado, and J. L. Berasategui, “Reactive power control of a wind farm made up with doubly fed induction generators (I), ” in Proc. IEEE Power Tech, vol. 4, 6 pp., 10-13 Sept. 2001. [14] A. E. Feijóo and J. Cidrás, “A third order model for the doubly-fed induction machine,” Electric Power Systems Research, vol. 56, pp. 121-127, 2000. [15] J. B. Ekanayake, L. Holdsworth, X. Wu and N. Jenkins, “Dynamic modeling of doubly fed induction generator wind turbines,” IEEE Transactions on Power Systems, vol 18, no. 2, pp. 803-809, May 2003. 作者简介: 霍淑珍(1983-) ,女,山东德州人,汉族,硕士在读,主要 研究方向为风电场建模及其研究。 Email:susan_college@