Results 41 to 50 of about 8,148 (311)

ZVS Control strategy of dual active bridge DC/DC converter with triple-phase-shift modulation considering RMS current optimization

open access: yesThe Journal of Engineering, 2019
Dual active bridge (DAB) DC/DC converter is an ideal high-power bidirectional DC/DC converter with multiple control methods. In this paper, the working characteristics of the DAB converters are analysed by the example of medium power mode, in which the ...
Kai Shen   +7 more
doaj   +1 more source

Device loss model of a fully SiC based dual active bridge considering the effect of synchronous rectification and deadtime [PDF]

open access: yes, 2018
It is becoming a great interest to employ SiC based power devices in dual active bridge (DAB) converter as an alternative to conventional Si-IGBT, due to its higher switching frequency potential, smaller switching losses as well as the capability to ...
Castellazzi, Alberto, Wang, Zhenyu
core   +1 more source

Current Stress Minimization Based on Particle Swarm Optimization for Dual Active Bridge DC–DC Converter

open access: yesActuators
Under extended-phase-shift (ESP) control, the current stress of the dual active bridge converter (DAB) is relatively high, which reduces the efficiency of the converter.
Dabin Jia, Dazhi Wang
doaj   +1 more source

A Backflow Power Suppression Strategy for Dual Active Bridge Converter Based on Improved Lagrange Method

open access: yesEnergies, 2023
Dual-active bridge (DAB) converters are receiving increasing attention from researchers as a critical part of the power transmission of energy routers. However, the DAB converter generates a large backflow power in conventional control mode, and when the
Xinwen Zhang, Canlong Wang
doaj   +1 more source

Design and evaluation of a reconfigurable stacked active bridge dc/dc converter for efficient wide load-range operation [PDF]

open access: yes, 2017
This paper presents the design and implementation of a large-step-down soft-switched dc-dc converter based on the active bridge technique which overcomes some of the limitations of the conventional Dual Active Bridge (DAB) converter.
Abramson, Rose A.   +4 more
core   +1 more source

Novel Phase Shift Angle Compensation Method of DAB Converter Considering Parasitic Capacitance of SiC MOSFET

open access: yesIEEE Access
This study proposes a novel method to compensate phase shift angle of dual active bridge (DAB) converters by considering the parasitic capacitance of SiC metal-oxide-semiconductor field-effect transistors (MOSFETs).
Jae-Sub Ko   +3 more
doaj   +1 more source

Research on Modelling and Stability Characteristics of Electric Traffic Energy System Based on ZVS-DAB Converter

open access: yesJournal of Electrical and Computer Engineering, 2020
We study and describe mostly used traditional simplified circuits for full-bridge Zero Voltage Switching-Dual Active Bridge (ZVS-DAB) converter and deduce their mathematical model. On this basis, we propose a high-frequency (HF) mathematical model, which
Ayiguzhali Tuluhong   +4 more
doaj   +1 more source

Bidirectional Power Control Strategy for Super Capacitor Energy Storage System Based on MMC DC-DC Converter

open access: yesIEEE Access, 2022
In order to equip more high-energy pulse loads and improve power supply reliability, the vessel integrated power system (IPS) shows an increasing demand for high-voltage and large-capacity energy storage systems.
Zhichao Zhu   +5 more
doaj   +1 more source

Modeling and Control Gain Design Method for Dual Active Bridge Converter With Dual-Phase-Shift Modulation

open access: yesIEEE Access
The Dual Active Bridge (DAB) converter offers several advantages, including high power conversion efficiency and improved safety by providing galvanic isolation between the input and output through the use of a high-frequency transformer and H-bridge ...
Tae-Hyeon Lim, Jin-Su Jang, Gi-Young Lee
doaj   +1 more source

A Virtual Direct Current Control Method of LCL-DAB DC-DC Converters for Fast Transient Response and No Backflow Power

open access: yesApplied Sciences, 2023
The LCL-type dual active bridge (LCL-DAB) DC-DC converter is a promising part for DC micro-grids due to its high voltage gain and low bridge current, but the issues of backflow power elimination and transient response optimization deserve attention in ...
Mingxue Li   +6 more
doaj   +1 more source

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