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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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回复 1# yongzai25
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+ i- T1 x; B) c" Y9 I3 v' }- D 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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6 Q6 L6 X$ k! T ?这篇文献里面有详细的控制算法，和模块的搭建1 Y C; ]5 _# Y8 h2 ]/ `
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Abstract. In this paper, a DFIG power conversion system is simulated and vector
+ l/ U3 D/ F4 ?! L/ |6 fcontrolled for improving power quality of the grid while injecting the required active
1 E0 D m+ |! y% R1 cpower of the system. The system model proposed in this paper is developed in the
) H# C" G8 d& G2 w/ g2 U# Cdedicated power electronics and system simulation tool, PSCAD/EMTDC. The model
2 s% A+ a% L) R1 X+ Ialso includes dynamic wind speed fluctuations and control of a soft starter, enabling
! Z+ f) y/ ?$ R& nsimulation of the power quality characteristics of the wind turbine. Based on the" k8 G- r: E* |- L6 o
simulation results, it is proved that the proposed DFIG is capable of simultaneous6 W. n6 R0 H n
capturing maximum power of wind energy with fluctuating wind speed and improving1 Z2 ^$ \, u3 X! \5 v9 M9 C; F- n
power quality, that are achieved by cancelling the most significant and troublesome! {# a" v% I4 V
harmonics of the utility grid. Dynamic power factor correction and reactive power- s* N5 d) T( k& L7 a
control are the other two significant features of this technology.
% F' [1 k5 ?; h2 S$ zKeywords. Double Fed Induction Generator, Wind turbines, Modeling, Vector control
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