Results 21 to 30 of about 8,148 (311)

Generalized small-signal modelling of dual active bridge DC/DC converter [PDF]

open access: yes, 2018
this paper presents a novel generalised approach of the small-signal modelling of dual active bridge (DAB) DC/DC converter. The adopted analysis is based on a per-unit fundamental frequency representation of the DAB. The outcome of the proposed modelling
Aboushady, Ahmed A.   +4 more
core   +3 more sources

Medium-Voltage DC-DC Converter Topologies for Electric Bus Fast Charging Stations: State-of-the-Art Review

open access: yesEnergies, 2022
With the expansion of E-mobility technology, the demand for Medium-Voltage (MV) Electric Buses (E-buses) charging infrastructure has significantly increased.
Mena ElMenshawy, Ahmed Massoud
doaj   +1 more source

Comprehensive steady state analysis of bidirectional dual active bridge DC/DC converter using triple phase shift control [PDF]

open access: yes, 2014
Several papers have been published recently on TPS control of dual active bridge (DAB) converter, however, no complete study of the converter operation behaviour exists, that takes into account all switching modes in both charging and discharging ...
Aboushady, A.A.   +3 more
core   +3 more sources

DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application [PDF]

open access: yes, 2015
Fast isolation and detection of DC faults is currently a limiting factor in high power DC transmission grid development. Recent research has shown that the role of DC/DC converters is becoming increasingly important in solving various DC grid challenges ...
Aboushady, Ahmed A.   +2 more
core   +2 more sources

Different purpose design strategies and techniques to improve the performance of a dual active bridge with phase-shift control [PDF]

open access: yes, 2015
This paper addresses the performance of the bidirectional dual active bridge (DAB) converter. One of the advantages of the DAB is the possibility to achieve the zero-voltage switching (ZVS) operation in all the switches of this converter.
González Lamar, Diego   +4 more
core   +1 more source

Operating Principle and Performance Optimization of a Three-Level NPC Dual-Active-Bridge DC-DC Converter [PDF]

open access: yes, 2015
© 1982-2012 IEEE. Aiming to improve the performance features of conventional two-level dual-active-bridge (DAB) converters, this paper presents a three-level neutral-point-clamped (NPC) DAB dc-dc converter.
Bordonau Farrerons, José   +3 more
core   +2 more sources

A Three-Level Dual-Active-Bridge Converter With Blocking Capacitors for Bidirectional Electric Vehicle Charger

open access: yesIEEE Access, 2019
In order to solve the considerable issues of air pollution, climate warming and fossil energy shortage, many governments around the world have formulated policies to encourage the development of electric vehicles over the past decade. This paper proposes
Yang Xuan   +4 more
doaj   +1 more source

Flux control modulation for the dual active bridge DC/DC converter [PDF]

open access: yes, 2018
This paper introduces a novel modulation technique for the single phase Dual Active Bridge (DAB) in which the switching frequency and transformer flux are modulated to achieve improved power transfer characteristics and reduced converter losses.
Bozhko, Serhiy   +4 more
core   +2 more sources

Practical Evaluation of Loss Reduction in Isolated Series Resonant Converter with Fixed Frequency Modulation

open access: yesEnergies, 2022
Nowadays, power converters with reduced cost, compact size and high efficiency are evolving to overcome the emergent challenges of renewable energy integrations.
Danish Khan   +5 more
doaj   +1 more source

Analytical modelling and power density optimisation of a single phase dual active bridge for aircraft application [PDF]

open access: yes, 2018
A design procedure for the Dual Active Bridge (DAB) converter is presented, which aims to optimized power density and computational effort. When designing a DAB, the selection of circuit design parameters such as switching frequency, leakage inductance ...
Bozhko, Serhiy   +4 more
core   +2 more sources

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