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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 5 U# G' N& s: O( _, o1 @
( f6 m% a4 p5 [4 g% C回复 1# yongzai25 6 X( Q4 Q! k/ h5 M7 R
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; B) _" w# E, T5 Y* P l 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9 {8 i6 Y& u( I) }
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2 H( {$ Z6 I m* `8 ]) aAbstract. In this paper, a DFIG power conversion system is simulated and vector
/ h/ U I ~3 E6 ]' S: d5 Lcontrolled for improving power quality of the grid while injecting the required active
0 ^+ o, N* |% d- r8 m7 ppower of the system. The system model proposed in this paper is developed in the' o; G) C; s# g1 k! u1 l- p
dedicated power electronics and system simulation tool, PSCAD/EMTDC. The model
' x; m! d' O' z& p. halso includes dynamic wind speed fluctuations and control of a soft starter, enabling
; k7 M+ }: @2 s( F' L4 {simulation of the power quality characteristics of the wind turbine. Based on the
: M" i# v D6 b/ h' ?8 Hsimulation results, it is proved that the proposed DFIG is capable of simultaneous
( p( o) F- t: N% K. ^capturing maximum power of wind energy with fluctuating wind speed and improving8 n4 v) h) b) _1 A! Z
power quality, that are achieved by cancelling the most significant and troublesome. E" |# {* b* }6 B" L
harmonics of the utility grid. Dynamic power factor correction and reactive power( ~3 H# [) Z6 J P
control are the other two significant features of this technology.
9 e. `8 l v V+ YKeywords. Double Fed Induction Generator, Wind turbines, Modeling, Vector control
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