Abstract: The present disclosure relates to a submodule topology circuit for a modular multilevel converter and a method for controlling same. The submodule topology comprises an inlet port and an outlet port, at least two half-bridge submodules, a plurality of first switching devices, a plurality of thyristors and a plurality of diodes, wherein the at least two half-bridges are connected in series and are provided between the inlet port and the outlet port, and each of the half-bridge submodules is provided with an input port, a first output port and a second output port.
Type:
Grant
Filed:
November 4, 2019
Date of Patent:
April 18, 2023
Assignees:
Yangzhou Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd., SOUTHEAST UNIVERSITY, State Grid Jiangsu Electric Power Co., Ltd., State Grid Corporation of China