A New Advanced Controlling Technique of PMSWG with Matrix Convertor |
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BibTeX: |
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@article{IJIRSTV3I1151, |
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Abstract: |
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In this paper, matrix converter is used to control the reactive power at variable speed permanent-magnet synchronous wind generator and improving the performance. The frequency and amplitude of induced voltage also changes due to variation of wind speed. A matrix convertor is used to overcome this problem. A generalized modulation technique based on singular value decomposition of the modulation matrix is used to model different modulation techniques and investigate their corresponding input reactive power capability. A new control method is proposed for the matrix converter based on this modulation technique, which uses active and reactive parts of the generator current to increase the control capability of the grid-side reactive current compared to conventional modulation methods. A new control structure is also proposed which can control the matrix converter and generator reactive current to improve the grid-side maximum achievable reactive power for all wind speeds and power conditions. |
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Keywords: |
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Matrix converter, permanent-magnet synchronous generator (PMSG), singular value decomposition (SVD) modulation, variable-speed wind generator |
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