CIRCUIT, METHOD AND DEVICE FOR IN-LINE INPUT OF GROUP OF VALVES OF HYBRID DC CONVERTER Russian patent published in 2021 - IPC H02J3/36 

FIELD: electrical engineering.

SUBSTANCE: invention is used in electrical engineering. The present invention discloses a circuit for in-line input of a group of valves of a hybrid DC-DC converter for in-line input of a voltage source converter of a hybrid DC-DC converter, having at least: a connecting line switch of a group of valves of a unit of a group of valves of a voltage source type, a switch of a DC bus of a unit of a group of valves of a voltage source type, the bypass switch of a unit of a group of valves of the voltage source type and the bypass switch of a unit of a group of valves of the current source type; or having at least: a connecting line switch of a group of valves of a unit of a group of valves of a voltage source type, a zero bus switch of a unit of a group of valves of a voltage source type, a bypass switch of a unit of a group of valves of a voltage source type and a bypass switch of a unit of a group of valves of the current source type. The present invention also discloses a method and a device for in-line input of a group of valves of a hybrid DC / DC converter.

EFFECT: invention is aimed at improving reliability and stability of the DC transmission system.

18 cl, 7 dwg