park transformation for single phase
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I am trying to transfer alpha abd beta with theta angle through park transformation ?
can anyone tell me what is the expected o/p form park transforation of the single phase conncected to grid ??
thanks
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Arvind Sathyanarayanan
2019-2-22
0 个投票
To transform single phase voltages/currents to 
shift your voltage/current by 90 degrees and use this value as β and your original signal as α. This can then be converted to dq0 using library blocks available in simulink.
shift your voltage/current by 90 degrees and use this value as β and your original signal as α. This can then be converted to dq0 using library blocks available in simulink. It is difficult to say what the expected output is without knowing about your system but, generally d and q are dc values.
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Arvind Sathyanarayanan
2019-2-25
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Can you please attach the model (*.slx) and other files required to run it? Also, which version of Matlab are you using?
4 个评论
Saif Zahran
2019-2-25
Arvind Sathyanarayanan
2019-2-25
Saif, I do not have access to 2018b. Please see the model attached.
Arvind Sathyanarayanan
2019-2-28
Saif,
You can phase shift using the complex phase shift block. I have never used this block as I don't have the toolbox.
The other option is to take the derivative of the sine signal. As you may know:
and 
and
Saif Zahran
2019-3-3
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