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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 Z0 v6 }) Z6 W6 Z0 }- F" i
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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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5 M' L3 |/ D, y) |. p这篇文献里面有详细的控制算法，和模块的搭建+ z/ n! D$ E* S
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Abstract. In this paper, a DFIG power conversion system is simulated and vector7 k# L# o. V. G. z1 h* i
controlled for improving power quality of the grid while injecting the required active
) u% f1 b+ r- M: ]7 Q& p- jpower of the system. The system model proposed in this paper is developed in the
, B( j. H0 Q/ X. Cdedicated power electronics and system simulation tool, PSCAD/EMTDC. The model6 `8 L8 L) f9 d3 X
also includes dynamic wind speed fluctuations and control of a soft starter, enabling+ W9 ^/ D9 v: w9 J1 Z4 ^' v3 h
simulation of the power quality characteristics of the wind turbine. Based on the1 ^" M. N9 o D$ H# P# D
simulation results, it is proved that the proposed DFIG is capable of simultaneous7 @, P8 p+ k1 _# {
capturing maximum power of wind energy with fluctuating wind speed and improving: s& J; v* I* X% P% i
power quality, that are achieved by cancelling the most significant and troublesome, W/ e4 o! ~. G. p E2 B
harmonics of the utility grid. Dynamic power factor correction and reactive power# l! O* S+ A* {
control are the other two significant features of this technology.2 ] O' {/ w% y! Y# ^
Keywords. Double Fed Induction Generator, Wind turbines, Modeling, Vector control# o# k' X3 H: y" l v- Z
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