双馈式变速恒频风电机组能量转换关系

qian300

邢作霞，陈雷，姚兴佳
(沈阳工业大学风能技术研究所 沈阳 110023 Email: xingzuox1976@163.com)
! ~0 \) _$ G* d摘要：根据双馈式变速变距型风力发电机的设计特点和能量传输特性，机组可以在可变的叶
, G& b9 I. X* {/ E& ?轮转速和可调的桨距角下运行，通过改变桨距角调整叶轮的能量捕获，通过叶轮转速的变化，
可以使双馈发电机运行在同步速之下或同步速之上，采用仿真工具可以描绘出整个机组的能
6 g3 s& b) P: }* @% v6 y" c流关系曲线。
关键词：风电机组 变速变距 双馈发电机 能量转换
Simulation of Power Conversion of Doubly Fed Variable Speed Variable
1 _6 J* H% c: ^" U; |5 j3 RPitch Wind Generation Set
) a7 n) t9 m) w1 ZXing Zuoxia, Chen Lei, Yao Xingjia
6 Y1 ]* i1 a% t% M6 D(Wind Energy Institute & Shenyang University of Technology, Shenyang, China , 110023)
(Email: xingzuox1976@163.com)
+ T+ ]' ?. A8 x  p0 ^Abstract: This Wind Turbine can operate in variable speed and rotor pitch. Changing rotor pitch
under variable wind speed can regulate the power capture. The doubly fed generator can operate in
3 \2 S& r7 l5 ]- z: P3 o' ^under-synchronous speed and super-synchronous speed according to the variable rotor speed.
Using the simulate tools, we can get the power conversion curve of the whole wind generation set.
% b) G- W" b; l9 Y; g% `Key words: wind generation set, variable speed variable pitch, doubly fed generator, power
6 |- L/ X/ F2 ^7 bconversion.