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邢作霞,陈雷,姚兴佳7 P& E) e$ G j; ~4 m, U# U) t
(沈阳工业大学风能技术研究所 沈阳 110023 Email: xingzuox1976@163.com)& ?% q* C6 X! G' K
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4 ^" O! M" X+ M
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,
4 Y5 C. O- l' S0 N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
8 d: J6 k& Z( q4 m. v流关系曲线。0 ^' L8 @, L5 ]
关键词:风电机组 变速变距 双馈发电机 能量转换
6 X* a. Z- x: mSimulation of Power Conversion of Doubly Fed Variable Speed Variable4 ?% S; E# x) o! \
Pitch Wind Generation Set) {& P' ^+ `; F4 S+ N' q& V) ^
Xing Zuoxia, Chen Lei, Yao Xingjia
7 l5 d _! Z8 y3 P(Wind Energy Institute & Shenyang University of Technology, Shenyang, China , 110023)+ Y b& W$ L1 U& \3 N' K
(Email: xingzuox1976@163.com)
' ?+ X4 u7 @" Y& C$ N: TAbstract: This Wind Turbine can operate in variable speed and rotor pitch. Changing rotor pitch( x) y: {9 N1 t7 W/ X0 @3 J1 s; o
under variable wind speed can regulate the power capture. The doubly fed generator can operate in& z9 F) I6 k; s& h2 s
under-synchronous speed and super-synchronous speed according to the variable rotor speed.
* u5 o8 d7 u- I5 E6 w3 m% FUsing the simulate tools, we can get the power conversion curve of the whole wind generation set.
x& J5 { w: K" L3 f, K8 gKey words: wind generation set, variable speed variable pitch, doubly fed generator, power
& d% U3 z7 U" I) u7 gconversion. |
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