Three-phase bidirectional buck-boost current DC-link EV battery charger featuring a wide output voltage range of 200 to 1000V

D Zhang, M Guacci, M Haider, D Bortis… - 2020 IEEE Energy …, 2020 - ieeexplore.ieee.org
High power EV chargers connected to an AC power distribution bus are employing a three-
phase AC/DC Power Factor Correction (PFC) front-end and a series-connected isolated …

A three-phase synergetically controlled buck-boost current DC-link EV charger

D Zhang, J Huber, JW Kolar - IEEE Transactions on Power …, 2023 - ieeexplore.ieee.org
With the ever-increasing share of electric vehicles (EVs) comes a need for highly efficient
and compact EV chargers. EV charger modules should provide a wide-output-voltage range …

Nonisolated Three-Phase Current DC-Link Buck–Boost EV Charger With Virtual Output Midpoint Grounding and Ground Current Control

D Zhang, D Cao, J Huber, J Everts… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Nonisolated three-phase AC/DC converter concepts facilitate more compact and more
efficient realizations of future electric vehicle (EV) chargers. However, without the galvanic …

Design and validation of a 20-kVA, fully cryogenic, two-level GaN-based current source inverter for full electric aircrafts

M ul Hassan, AI Emon, F Luo… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article presents the design of a cryogenic power electronics converter using wide
bandgap (WBG) devices. A 20-kVA two-level current source inverter (2L-CSI) is designed …

Novel three-phase two-third-modulated buck-boost current source inverter system employing dual-gate monolithic bidirectional GaN e-FETs

M Guacci, M Tatic, D Bortis, JW Kolar… - 2019 IEEE 10th …, 2019 - ieeexplore.ieee.org
The unprecedented characteristics of dual-gate (2G) monolithic bidirectional (MB) gallium
nitride (GaN) enhancement-mode field-effect transistors (e-FETs) enable a potential …

Three-phase synergetically controlled current DC-link ac/dc buck–Boost converter with two independently regulated DC outputs

D Zhang, D Cao, J Huber… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A three-phase current DC-link AC/DC buck–boost converter, composed of a three-phase
current-source rectifier (CSR) front-end and a three-level DC/DC-stage, can provide two …

Synergetic control of three-phase AC-AC current-source converter employing monolithic bidirectional 600 V GaN transistors

N Nain, D Zhang, J Huber, JW Kolar… - 2021 IEEE 22nd …, 2021 - ieeexplore.ieee.org
AC-AC current-source converters (CSCs) are an interesting alternative to the widely-used
voltage-source converters for next-generation motor drive applications, as they inherently …

Comparative study of a 3.3 kV SiC-based voltage and current source inverter for high-speed motor drive applications

S Narasimhan, A Anurag… - 2021 IEEE 12th Energy …, 2021 - ieeexplore.ieee.org
Current source inverters (CSIs) is a technology typically used for high power medium
voltage (MV) applications. With the emergence of wide-bandgap (WBG) technology, the CSI …

Synergetic control of a 3-Φ buck-boost current DC-Link EV charger considering wide output range and irregular mains conditions

D Zhang, M Guacci, JW Kolar… - 2020 IEEE 9th …, 2020 - ieeexplore.ieee.org
A wide output voltage range EV charger employing a three-phase (3-Φ) buck-type current
source rectifier (CSR)-stage and a series-connected boost-type DC/DC-stage is introduced …

Three-phase bidirectional ultra-wide output voltage range current DC-link AC/DC buck-boost converter

D Zhang, M Guacci, JW Kolar… - IECON 2020 The 46th …, 2020 - ieeexplore.ieee.org
High power EV chargers connected to AC power distribution architectures employ a three-
phase (3-Φ) PFC rectifier front-end and a series-connected isolated DC/DC converter to …