High-quality PWM scheme for high-speed electric drives

C Zhang, M Takongmo, J Salmon - IEEE Transactions on Power …, 2021 - ieeexplore.ieee.org
A pulsewidth modulation (PWM) scheme is presented for three-phase high-speed electric
drives using coupled inductors with a very low series output inductance that generate …

Parallel-connected voltage source converters with a dc common mode and an ac differential mode pwm filter

M Takongmo, C Zhang, S Wdaan… - … on Power Electronics, 2022 - ieeexplore.ieee.org
Two 3-phase converters can be connected in parallel using a range of inductor types.
Coupled inductors used together with interleaved pulsewidth modulated (PWM) techniques …

Coupled inductors for high-frequency drives with parallel-connected inverter legs

M Takongmo, C Zhang, J Salmon - IEEE Transactions on Power …, 2021 - ieeexplore.ieee.org
In this article, coupled inductors with cross-coupled windings are described and designed
for voltage source converters with parallel-connected inverter legs in each phase. The …

Carrier transition techniques for parallel connected vscs using cross-coupled inductors

C Zhang, M Takongmo, S Wdaan… - … on Power Electronics, 2022 - ieeexplore.ieee.org
Parallel inverters can be connected using cross-coupled inductors (CIs) to produce high-
quality line voltages in three-phase ac systems. Since no fundamental flux is present in the …

Enhanced interleaved PWM scheme with flux compensation for three-parallel connected inverters

C Zhang, M Takongmo, J Salmon - 2021 IEEE Energy …, 2021 - ieeexplore.ieee.org
A pulse width modulation (PWM) scheme is described for a 3-phase voltage source
converter (VSC). The VSC uses three inverter legs in each phase, which are connected in …

Coupled-Inductor Based DC-AC Multilevel Converter with Reduced Number of Switches

EJ Barbosa, VM Cavalcante, RA Freitas… - IEEE Journal of …, 2024 - ieeexplore.ieee.org
Hybrid microgrids (HMGs) are attracting increasing interest in the electrical sector, driven by
the need to enhance integration between alternating current (ac) and direct current (dc) …

Multi-level voltage source converters using coupled inductors and parallel connected inverter legs

M Takongmo, C Zhang, J Salmon - 2022 IEEE Applied Power …, 2022 - ieeexplore.ieee.org
An Enhanced PWM scheme with a flux balancing technique is described for a 3-phase
voltage source converter (VSC) with 4-parallel connected inverter legs per phase. The VSC …

Flux Minimization in Interphase Coupled Inductors of Parallel-Connected Voltage Source Converters

C Zhang, M Takongmo, V Perera… - 2022 IEEE Applied …, 2022 - ieeexplore.ieee.org
A flux compensation technique is described to significantly lower the peak flux in interphase
inductors used to suppress the flow of high-frequency circulating currents between …