Auxiliary power supplies for high-power converter submodules: State of the art and future prospects

S Heinig, K Jacobs, K Ilves, S Norrga… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Recent developments in medium-voltage (MV) silicon and silicon carbide (SiC) power
semiconductor devices are challenging state-of-the-art converter and auxiliary power supply …

Design of a 10 kV SiC MOSFET-based high-density, high-efficiency, modular medium-voltage power converter

S Mocevic, J Yu, B Fan, K Sun, Y Xu, J Stewart… - IEnergy, 2022 - ieeexplore.ieee.org
Simultaneously imposed challenges of high-voltage insulation, high dv/dt, high-switching
frequency, fast protection, and thermal management associated with the adoption of 10 kV …

Medium-voltage isolated auxiliary power supply design for high insulation capability, ultra-low coupling capacitance, and small size

H Li, Z Gao, F Wang - IEEE Transactions on Power Electronics, 2023 - ieeexplore.ieee.org
To fully utilize the benefits of medium-voltage (MV) silicon carbide (SiC)-based converter
and achieve high power density, the isolated auxiliary power supply (IAPS) needs to be as …

Optimized design of multi-MHz frequency isolated auxiliary power supply for gate drivers in medium-voltage converters

OC Spro, P Lefranc, S Park… - … on Power Electronics, 2020 - ieeexplore.ieee.org
This article presents the design and optimization of a suitable topology for an isolated dc-dc
auxiliary power supply with high isolation voltage and low coupling capacitance. The …

Design and multiobjective optimization of an auxiliary wireless power transfer converter in medium-voltage modular conversion systems

K Sun, J Wang, R Burgos, D Boroyevich… - … on Power Electronics, 2022 - ieeexplore.ieee.org
This article proposes an optimized design for a wireless power transfer converter serving as
an auxiliary power supply in a medium-voltage, high modular conversion system. A CLLC …

A galvanically isolated gate driver with low coupling capacitance for medium voltage SiC MOSFETs

J Gottschlich, M Schäfer, M Neubert… - 2016 18th European …, 2016 - ieeexplore.ieee.org
This paper presents a galvanically isolated gate driver system for medium voltage SiC-
MOSFETs. A low common mode coupling capacity of 1 pF and good electrical insulation of …

State of the art of gate-drive power supplies for medium and high voltage applications

L Ghossein, F Morel, H Morel… - PCIM Europe 2016; …, 2016 - ieeexplore.ieee.org
Gate-drive power supplies in medium voltage and high voltage direct current (MVDC/HVDC)
applications require medium to high voltage insulation. In MVDC and HVDC power …

Insulation design of wireless auxiliary power supply for medium voltage converters

K Sun, Y Xu, J Wang, R Burgos… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
Auxiliary power supply (APS) that provides reliable power and voltage for gate drivers,
controllers, and sensors is a critical component in a medium voltage (MV) converter …

A high-speed gate driver with PCB-embedded Rogowski switch-current sensor for a 10 kV, 240 A, SiC MOSFET module

J Wang, S Mocevic, Y Xu, C DiMarino… - 2018 IEEE Energy …, 2018 - ieeexplore.ieee.org
High-voltage SiC MOSFET modules are revolutionizing modern high power electronics
owing to their high blocking voltage, low conduction resistance, and fast switching …

Energization and start-up of CHB-based modular three-stage solid-state transformers

M Saeed, JM Cuartas, A Rodríguez… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper discusses the energization and start-up process of modular three-stage solid-
state transformers (SSTs) based on a cascaded H-bridge topology. A key element of the SST …