A single-phase rectifier and its control method
A single-phase rectification, single-phase bridge technology, applied in the conversion equipment for intermediate conversion to DC conversion, irreversible AC power input to DC power output, output power conversion devices, etc., can solve the problem of low-order harmonic suppression. limited capacity, etc., to achieve the effects of good current control performance, simple circuit structure, and good harmonic suppression control performance
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[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0030] The invention proposes a single-phase rectifier and its control method, which is used for the single-phase rectifier of the auxiliary converter in the rail transit vehicle, realizes the sinusoidal AC input current waveform, and is consistent with the phase of the secondary side winding port voltage of the traction transformer, and realizes the transformer The unit power factor of the auxiliary winding output is 1, that is, the single-phase ...
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