Modular multilevel converters (MMCs) based on half-bridge submodules (HBSMs) are
unable to prevent the AC side contribution to DC side fault currents, thus necessitating circuit …

This paper introduces a new multilevel converter topology for a hybrid HVDC system
comprising line-commutated converter (LCC) and voltage source converter (VSC). Among …

Modular multilevel converter (MMC) is a well-proved circuit topology in voltage-source
converter-based high voltage direct current (VSC-HVdc) transmission systems. As is known …

Due to different charging and discharging characteristics of full-bridge submodules and half-
bridge submodules in hybrid modular multilevel converters (MMC), capacitor voltage …

The modular multilevel converter (MMC) is a competitive candidate for VSC-HVDC systems.
However, the conventional HB-MMC can't block dc link fault current because of the …

This paper presents an improved phase-shifted carrier pulse width modulation (PSC-PWM)
scheme for the hybrid modular multilevel converter (MMC) consisting of half-bridge …

Full-bridge submodule (FBSM) capacitance of an FBSM-based modular multilevel converter
(FB-MMC) can achieve a significant reduction with boosted ac voltages, which makes it a …

This study proposed a novel modular multilevel converter (MMC) based on unidirectional
current H-bridge submodule (UCH-SM) with active circulating current injection (ACCI) …

In this paper, a static synchronous compensator (STATCOM) operation scheme of the
modular multilevel converter adopting clamp double submodules (CDSM-MMC) during a …

High-voltage direct-current system based on modular multilevel converter (MMC-HVDC) is
widely expected to plays a significant role in promoting the development of large-scale …