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A novel modulation strategy for three-phase four-leg matrix converters (3×4 MC) is proposed in this paper. A 3×4 MC consists of 12 bi-directional switches, one leg more than the conventional three-leg matrix converters (3×3 MC). The 4th leg provides a circulation loop for unbalanced components of load currents, as the neutral wire in three-phase four-wire power supplies. Existing control methods for...
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