This article provides a detailed analysis of the power electronics solutions enabling bipolar
dc grids. The bipolar dc grid concept has proven to be more efficient, flexible, and higher in …

DC microgrids initiated the change of a paradigm regarding the concept about electrical
distribution networks, especially in the context of the distributed generation associated with …

A family of bipolar high step-up zeta–buck–boost converters based on the “coat circuit” is
proposed, which can be used to connect a low-voltage dc source and a bipolar dc bus. Like …

Bipolar LVdc distribution is a promising solution for better integration of renewables and
enhancement of system efficiency and reliability, but it also faces the challenge of pole …

Due to the recent proliferation of electric vehicles, high-power charging stations are being
actively studied. Among the main types of charging stations, bipolar dc-bus-fed ones …

This article presents a novel inverter topology with a multi-port structure, which aims to
connect two independent dc sources to a three-phase load by using single-stage power …

At present, the power system is more inclined towards disturbances, such as voltage
variations and unbalanced load conditions, due to the grid's complexity and load growth …

A multiphase quasi-Z-source (qZS) dc-dc converter was proposed for distributed energy
generation applications. It contains single-switch qZS isolated dc-dc cells with a voltage …

Low-voltage direct current (LVDC) distribution is an efficient way to accommodate high
penetration of renewable energy sources, energy storage systems, and electronic loads in …

This letter presents a modular multilevel converter (MMC) for bipolar medium-voltage direct-
current (MVDC)) distribution systems. By employing a zigzag transformer as a grid interface …