作者: Tsung-Po Chen , Yen-Shin Lai , Chang-Huan Liu
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摘要: A new suboptimal modulation technique which combines the advantages of both symmetrical space vector (SVM) and harmonic elimination universal SVM (HEUSVM) techniques is presented. For minimized total distortion (THD) applications, selected for index less than a certain threshold value; otherwise, HEUSVM used. The smooth transition between two has been experimentally verified. high switching frequency recommended. In comparison with existing techniques, requires calculation yields comparable performance based on measures THD fundamental voltage errors. Experimental simulation results are presented to confirm theoretical analysis.