LINE FILTER Russian patent published in 2018 - IPC H02J3/01 H02M1/16 

FIELD: electricity.

SUBSTANCE: line filter contains a filter inductance coil included in a breakage of a line wire with a core on which at least one bias coil is installed, connected between the line wires of the condenser, not less than one, for example, two additional coils with cores and control windings, a control measuring device, electronic keys connected between one of the line wires and the first terminals of the control windings whose second terminals are connected to the second line wire, electronic keys, connected in parallel to additional coils.

EFFECT: increase the accuracy of the line filter by creating a stabilizing effect of maintaining the output voltage.

1 dwg