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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
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( o; ~. l: F; y% H `回复 1# yongzai25 8 y$ I h- W0 ]6 h
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$ W* f& I4 ]( N' D# V, Y1 o! H 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: |) N. B9 P) x3 ^; v
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Abstract. In this paper, a DFIG power conversion system is simulated and vector
) f0 \( M0 Z1 I: C1 [4 Vcontrolled for improving power quality of the grid while injecting the required active' @, o' U# u) c* t* d% A5 ?
power of the system. The system model proposed in this paper is developed in the; k+ y( v" g9 H6 J
dedicated power electronics and system simulation tool, PSCAD/EMTDC. The model; h* x, k3 C# Y' V* H/ w
also includes dynamic wind speed fluctuations and control of a soft starter, enabling/ t4 {* R( ]. U1 W5 O* k8 _
simulation of the power quality characteristics of the wind turbine. Based on the
( ]0 N8 h% s" R) }9 tsimulation results, it is proved that the proposed DFIG is capable of simultaneous
* P( I; Q+ D- e2 D$ ]capturing maximum power of wind energy with fluctuating wind speed and improving& n0 O, j3 z- I! ^+ v; v; J
power quality, that are achieved by cancelling the most significant and troublesome+ ?4 w' i) [) C! i& Y( ]
harmonics of the utility grid. Dynamic power factor correction and reactive power2 b( e' \; A7 L& B5 j1 c
control are the other two significant features of this technology.
8 U3 v5 S( T) P1 m' tKeywords. Double Fed Induction Generator, Wind turbines, Modeling, Vector control2 V, P" n# h y: g3 d8 C3 `
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