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发表于 2010-12-21 02:58:35
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回复 1# rosickywang
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6 v: q2 x5 w$ b- e1 s+ T The DFIG simulation case is posted on the website of pscad.com. What is your problem on it. That case works pretty good.
4 m" c- _) k, J% d4 cThe only thing not perfect is the loss of the bridge, which in most case people don't care that much.
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The theory of DFIG is also open to public. You can reference the paper of Pena on IEE.
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( Y% J2 I- t |9 hA difference of the PSCAD sample case and the paper is the CPWM (not PWM) is used on rotor site converter control. This simplified the control, but still works well.3 x9 Y7 K7 E2 o; W0 ^/ [
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You should have a case and read the paper. If you still have trouble, see and your teacher. It is not very good to hang up there for 6 month. % I6 H5 R% J4 d
4 p2 V5 U M4 Q/ BGood luck. |
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