Model predictive duty cycle control for three-phase Vienna rectifiers with reduced neutral-point voltage ripple under unbalanced DC links

B Xu, K Liu, X Ran, Q Huai… - IEEE Journal of Emerging …, 2022 - ieeexplore.ieee.org
Under unbalanced dc links, the control of a three-phase Vienna rectifier is challenging. To
deal with the unbalanced dc links, the optimal switching sequence model predictive control …

Optimal vector sequences for simultaneous reduction of the switching loss, zero-sequence circulating current, and torque ripple in two parallel interleaved inverter-fed …

X Jin, S Liu, W Shi, H Yang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
The two-parallel interleaved converters system is essentially a multilevel converter and
introduces more vector redundancies than a single converter, leaving a large space for …

A carrier-based discontinuous PWM scheme with optimal PWM sequences for a five-level flying capacitor rectifier

P Zhang, X Wu, J Wang, W Xu, J Liu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Five-level flying capacitor (5L-FC) rectifier is advantageous in unidirectional power
applications due to its less power devices, higher power density, better reliability, etc. To …

A multizero-sequence component injection algorithm for a five-level flying capacitor rectifier under unbalanced dc-link voltages

P Zhang, X Wu, Z Chen, W Xu, J Liu… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
In this article, the mechanism of current distortions for a five-level flying capacitor rectifier
under unbalanced dc-link voltages is analyzed in detail. A multizero-sequence component …

Single-phase five-level flying-capacitor rectifier using three switches

MAF de Souza Kohler, DF Cortez - IEEE Open Journal of Power …, 2020 - ieeexplore.ieee.org
In this paper, a unidirectional single-phase five-level PWM rectifier based on flying-capacitor
topology operating as PFC is proposed. The main feature is the fact that the proposed …

A compensation component injection method based on a hybrid modulation for minimizing the neutral-point voltage oscillations in a five-level flying capacitor rectifier

P Zhang, X Wu, W Xu, J Liu, J Qi… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Neutral-point (NP) voltage oscillating is an inherent problem for multilevel converters with
split dc-link capacitors. In this article, a compensation component injection method based on …

A carrier-based discontinuous PWM for an 80 kw PV inverter with the reduction of the DC-link voltage ripple and common mode current

Z Yang, J Zeng, Q Ren, L Wu… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Discontinuous pulsewidth modulation (DPWM) method is broadly used in three-phase
inverter to achieve high efficiency through the reduction of the switching loss. The high …

A Survey on Multilevel Rectifiers with Reduced Switch Count

ADE Dutra, MA Vitorino, MBDR Corrêa - IEEE Access, 2023 - ieeexplore.ieee.org
This paper presents a literature survey of more than twenty years on AC/DC multilevel
converters with reduced switch count, in which some power switches can be removed letting …

A carrier-based discontinuous PWM method for a five-level flying capacitor rectifier with unbalanced DC-link voltages

P Zhang, X Wu, S He, W Xu, J Liu, J Qi… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Unbalanced dc-link voltages occur when five-level flying capacitor (5L-FC) rectifier has dual
dc loads of different rated voltages. Compared with traditional continuous pulsewidth …

Digital Implementation of Discontinuous PWMs: Mitigating Parasitic Active Vectors for Improved Load Current Quality in Inverter Systems

F Baum, O Lipcak, J Kucera… - IEEE Transactions on …, 2025 - ieeexplore.ieee.org
Discontinuous PWM (DPWM) strategies are widely used in Voltage-Source Inverters (VSIs)
due to reduced switching losses and improved harmonic performance at higher modulation …