FIELD: electricity.
SUBSTANCE: power supply for multi-phase alternating current network with harmonic oscillation correction, comprising a main polyphase rectifier of the alternating current network, additional multiphase rectifier, a controller and an additional voltage or current source, in this case, the positive output of the main multiphase rectifier is designed to be connected to a load, and the negative terminal of the main multi-phase rectifier is connected to the positive terminal of the additional voltage or current source, the negative terminal of which is designed to be connected to the load, the output terminals of the additional multi-phase rectifier are connected to the input terminals of the additional voltage or current source, wherein the additional multi-phase rectifier is provided with electronic keys, one in the circuit of each rectifying element, and each electronic key is connected to the controller.
EFFECT: reduction of harmonic components, reduction of pulsations of output voltage and current of power supply, significant reduction of power consumption.
6 cl, 17 dwg
