7Pena R, Clare J C, Asher G M. Doubly Fed Induction Generator Using Back-to-back PWM Converters and Its Application to Variable Speed Wind-energygeneration. IEE Proc. Electr.Power Appl, 1996,143(3) :231～241.
8Debiprasad Panda, Thoms A Lipo. Reduced Switch Count Double Converter Fed Wound Rotor Induction Machine Drive for Wind Energy Application. Electric Machines and Drives Conference, 2003. IEMDC'03. IEEE International, 2003,3(1-4) :1924～1931.
9Marcos Lafoz, Jorge Iglesias. Guidelines for the Design and Control of Electrical Generator Systems for New Grid Connected Wind Turbine Generators. Industrial Electronics Society, IEEE 200228th Annual Conference, 2002(5-8) :3 317～3 325.
10Dawit Swyoum, Colin Grantham, Muhammed Fazlur Rahman. The Dynamic Characteristics of an Isolated Self-excited Induction Generator Driven by a Wind Turbine. IEEE Transactions on Industry Applications, 2003,39 (4): 936～944.
