Due to the continuously increasing demand on switched-mode power converters (ie, dc-dc,
dc-ac, ac-dc, and ac-ac) that can achieve high efficiency at high switching frequency, soft …

A simple and efficient single-phase direct ac-to-ac converter with the possibility to be utilized
as a voltage buck or buck-boost converter is proposed in this article. The proposed converter …

This paper introduces a novel single-phase buck-boost noninverting variable-frequency ac-
ac converter that offers higher efficiency compared to the competitors. This converter utilizes …

This paper proposes a soft-switched modulation technique with synchronous rectification for
an isolated single-stage single-phase matrix-type dc-ac converter. The dc side consists of a …

In this article, a novel high-efficiency single-phase frequency-variable buck–boost ac–ac
converter is proposed. AC input voltage can be bucked and boosted with step-changed …

The conventional topology of direct single‐to‐single‐phase matrix converter (SSMC) is
widely adopted in industrial and power system‐related applications owing to its desired …

Switched-mode power supplies used for powering new generation devices like
microprocessors, utility grids and electric vehicles need to operate with faster dynamic …

The study sets a baseline for split DC link capacitance values and voltage set points in three-
phase three-level AC/DC (or DC/AC) converters operating with unity power factor. In order to …

In this article, a bidirectional transformerless multilevel direct ac–ac switched-capacitor
converter (SCC) is proposed with both in-phase and out-of-phase output voltage …

This article proposes an improved modulation scheme based on unipolar sinusoidal
pulsewidth modulation for a single-phase single-stage isolated bidirectional ac–dc …