双馈风力发电机组建模仿真分析

With the deterioration of the global energy crisis and environmental pollution problems,the new energy development is urgent .Under this condition,the wind power generation technology has been rapidly developed .How to effectively improve wind turbine efficiency and stability is the main direction of future reseach .This paper present detaied analysis of VSCF DFIG system and establish a complete network model of DFIG .The mathematical models are the wind turbine,transmission system,pneumatics conditions,then verify the validity of the model.It lay foundation and comprehensive understanding of future study.