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发表于 2012-4-2 18:32:38
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本帖最后由 moonglaive 于 2012-4-2 18:34 编辑 " _' m: T) s0 d" B$ Y$ N
P" p. |0 p& e1 E4 {, N3 D回复 1# yongzai25
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可以参考一下这篇文献
PSCAD EMTDC BASED SIMULATION .rar
(270.4 KB, 下载次数: 11)
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这篇文献里面有详细的控制算法,和模块的搭建7 C. J9 A- W& {
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# U& L- h) D! W2 Q! d) l& OAbstract. In this paper, a DFIG power conversion system is simulated and vector1 a, x2 W* N2 ~' Y/ E+ [
controlled for improving power quality of the grid while injecting the required active1 |) F* M; E) A: V: `; v- [
power of the system. The system model proposed in this paper is developed in the
+ H1 z' v5 p( y* V4 \9 Cdedicated power electronics and system simulation tool, PSCAD/EMTDC. The model$ N8 A& [ ]' }* X: e4 ]* h- `) z3 y
also includes dynamic wind speed fluctuations and control of a soft starter, enabling, h0 w7 A. w6 |2 A7 q9 c1 H
simulation of the power quality characteristics of the wind turbine. Based on the: [6 I3 C3 @- |8 r8 G' G
simulation results, it is proved that the proposed DFIG is capable of simultaneous
" z+ v& u6 W% y' S8 O- c# Ucapturing maximum power of wind energy with fluctuating wind speed and improving3 X. A" D& F; d/ C# n" Q+ f/ q/ Z
power quality, that are achieved by cancelling the most significant and troublesome1 a# l8 L. H6 d% t
harmonics of the utility grid. Dynamic power factor correction and reactive power
& U) S( {0 w$ i& Ocontrol are the other two significant features of this technology.& K( \$ ]8 z6 I) ~3 r7 h5 x, X
Keywords. Double Fed Induction Generator, Wind turbines, Modeling, Vector control" r; n9 Q1 V0 _9 K) [; [0 p
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