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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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( v* z& C, w4 \; F6 c 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% P( ^" _; |- J* q/ Y' m+ g
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" o4 X( j# O# `# I) D5 J( z" KAbstract. In this paper, a DFIG power conversion system is simulated and vector4 Q7 J; _) w+ O, X8 O8 H% i
controlled for improving power quality of the grid while injecting the required active5 L4 e# }3 @' B2 C' A/ [/ x: }4 \
power of the system. The system model proposed in this paper is developed in the
* E6 N B, [0 Z+ p; o$ mdedicated power electronics and system simulation tool, PSCAD/EMTDC. The model
E; V4 q. k) dalso includes dynamic wind speed fluctuations and control of a soft starter, enabling9 W- P3 q# {% d; \3 n
simulation of the power quality characteristics of the wind turbine. Based on the
1 ?5 J) q/ Q! Msimulation results, it is proved that the proposed DFIG is capable of simultaneous
7 y1 E( j/ g1 I1 h" C q% dcapturing maximum power of wind energy with fluctuating wind speed and improving
2 c5 T5 I9 M3 J; `2 e/ a5 Kpower quality, that are achieved by cancelling the most significant and troublesome3 |* [; J& O/ ~
harmonics of the utility grid. Dynamic power factor correction and reactive power: o3 s. x' T( ?# J1 n7 r
control are the other two significant features of this technology.
+ F0 V4 `! \) Y2 X7 W% ^Keywords. Double Fed Induction Generator, Wind turbines, Modeling, Vector control& P. A0 w+ L: @
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