Results 211 to 220 of about 5,870,274 (240)

Single Stage Soft Switched Medium Voltage AC to DC Converter With Reduced Current Stress

IEEE transactions on industry applications
Integration with medium-voltage AC (MVAC) is essential for grid-integrated high-power DC applications. Single-phase single-stage AC to DC converters with high-frequency isolation are connected in an input series, output parallel configuration to realise ...
Harisyam P. V., Surjakanta Mazumder, Saichand Kasicheyanula, S. Mathapati, K. Basu   +4 more
semanticscholar   +1 more source

An SiC-Driven Modular Step-Up Converter With Soft-Switched Module Having 1:1 Turns Ratio Multiphase Transformer for Wind Systems

IEEE transactions on industrial electronics (1982. Print), 2019
In this paper, a new step-up dc–dc converter module that consists of three resonant submodules interconnecting with 1:1 turns ratio three-phase transformer and coupled current-fed voltage doubler modules is presented for medium voltage dc converter ...
Mehdi Abbasi, J. Lam
semanticscholar   +1 more source

Medium Voltage Single-stage Single Active Bridge based Solid State Transformer

2018 IEEE Electronic Power Grid (eGrid), 2018
A novel soft-switching medium voltage single active bridge based solid state transformer (SABSST) has been presented in this paper. AC/AC conversion has been achieved using only two controllable high frequency medium voltage power electronic switches ...
Soumik Sen, Liqi Zhang, Rong Xu, A. Huang   +3 more
semanticscholar   +1 more source

A Modified DC Power Electronic Transformer Based on Series Connection of Full-Bridge Converters

IEEE transactions on power electronics, 2019
This paper proposes a novel dc power electronic transformer (DCPET) topology for locomotive, ac/dc hybrid grid, dc distribution grid, and other isolated medium-voltage and high-power applications.
Jiepin Zhang, Jianqiang Liu, Jingxi Yang, Nan Zhao, Yang Wang, Trillion Q. Zheng   +5 more
semanticscholar   +1 more source

A Dead Time Design Methodology of LLC DC–DC Transformer (LLC-DCX) With High-Power IGBT Modules for ZVS Operation

IEEE Transactions on Transportation Electrification
In medium-voltage and medium-frequency (MVMF) application scenarios, LLC resonant converters with high-power insulated-gate bipolar transistor (IGBT) modules are favored as a dc–dc transformer (DCX) to provide unregulated bus voltage due to their cost ...
Yue Li, Xizheng Guo, Kai Li, Chen-Chen Wang, Xiao-Jie You   +4 more
semanticscholar   +1 more source

Characterization of amorphous soft magnetic materials for toroidal core multi-winding medium frequency transformers

2017 IEEE Region 10 Humanitarian Technology Conference (R10-HTC), 2017
Mahbubur Rahman Kiran, Md. Rabiul Islam, K. Muttaqi, D. Sutanto   +3 more
semanticscholar   +1 more source

Variable-Switching Constant-Sampling Frequency Critical Soft Switching MPC for DC/DC Converters

IEEE Transactions on Energy Conversion, 2021
Liwei Zhou, Matthias Preindl
exaly  

Variable-Frequency Critical Soft-Switching of Wide-Bandgap Devices for Efficient High-Frequency Nonisolated DC-DC Converters

IEEE Transactions on Vehicular Technology, 2020
Ali Emadi, Bharat Agrawal, Liwei Zhou
exaly  

Modular Model Predictive Control of a 15-kW, Kilo-to-Mega-Hertz Variable-Frequency Critical-Soft-Switching Nonisolated Grid-Tied Inverter With High Efficiency

IEEE Transactions on Power Electronics, 2022
Liwei Zhou, Matthias Preindl, Matthew Jahnes   +2 more
exaly  

Design considerations for a medium frequency transformer in a line side power conversion system

2004 IEEE 35th Annual Power Electronics Specialists Conference (IEEE Cat. No.04CH37551), 2004
T. Kjellqvist, Staffan Norrga, Stefan Östlund   +2 more
semanticscholar   +1 more source