变转速风力机的动态模型与随机载荷下的动态分析

DYNAMIC MODEL AND ANALYSIS FOR VARIABLE SPEED WIND TURBINE

变转速风力机是当前大型风力机研究领域的研究热点之一。该文通过研究其控制策略和动态特性,建立了适用于变转速风力机控制设计的动态模型,确定了相应的仿真分析方法。在此基础上以300kW变转速水平轴风力机为分析对象,对其动态模型在紊流风场的随机载荷情况下进行了仿真计算并分析了计算结果。

Variable speed wind turbine is one of hot research fields in large wind turbines these days. In this paper , through the research of the dynamic characteristics and control strategies, dynamic models adapted for control design of variable speed wind turbines are built and relevant analytic means are established. A sample 300kW variable speed HAWT is simulated using the analysis methods. The computer simulation results in different schemes are analyzed.