Results 1 to 10 of about 440,289 (298)

A Novel Fully Soft‐Switching DC–DC High Step‐Up Converter With Integrated Auxiliary Circuit

open access: yesThe Journal of Engineering
This paper introduces a new high step‐up converter based on an interleaved structure. The topology achieves high efficiency by eliminating switching losses and reducing conduction losses.
Arsalan Erfani   +2 more
doaj   +1 more source

DC–DC converter with a high step-down ratio for water desalination applications

open access: yesThe Journal of Engineering, 2019
A single-stage 600 : 1 ratio voltage step-down dc–dc converter designed to produce a voltage of between 1 and 1.5 V from a rectified single/three-phase AC supply, for application in a desalination process, is presented. A coupled-inductor design is used,
Richard C. Pollock   +3 more
doaj   +1 more source

Design of a full SiC three-phase power factor correction with an interleaved output buck converter

open access: yesThe Journal of Engineering, 2019
Active rectification of the three-phase grid nowadays is a central task of power electronics. However, as the necessary DC bus voltages vary, DC-DC converters are needed.
Maximilian Nitzsche   +3 more
doaj   +1 more source

Flux control modulation for the dual active bridge DC/DC converter

open access: yesThe Journal of Engineering, 2019
This paper introduces a modulation technique for the single-phase dual active bridge (DAB) in which the switching frequency and transformer flux linkage are modulated to achieve improved power transfer characteristics and reduced converter losses.
Niklas Fritz   +4 more
doaj   +1 more source

A soft switching non‐isolated bidirectional DC–DC converter with improved voltage conversion ratio and minimum number of switches

open access: yesIET Renewable Power Generation
A soft switching non‐isolated bidirectional DC–DC converter with an improved voltage conversion ratio without any additional auxiliary switch is presented in this paper. In the proposed converter, improved step‐up/step‐down gain conversion is achieved by
Nasrin Asadi Madiseh, Ehsan Adib
doaj   +1 more source

Comparison of boost and LLC converter and active clamp isolated full-bridge boost converter for photovoltaic DC system

open access: yesThe Journal of Engineering, 2019
DC collection network offers an attractive alternative to AC network for photovoltaic, as it avoids the charging current issues and reduces the size and weight. Variable voltage gain DC/DC converters play an important role in DC collection network.
Jiye Liu   +3 more
doaj   +1 more source

A Wide Input Voltage Range Unidirectional Resonant Switched‐Capacitor Converter for Fuel Cell Applications

open access: yesIET Power Electronics
This paper introduces a full bridge high voltage gain resonant switched capacitor converter (SCC) providing soft switching conditions for all power semiconductors above and below the resonant frequencies.
Sajad Afshar Zarandi   +2 more
doaj   +1 more source

Current-sensorless online ESR monitoring of capacitors in boost converter

open access: yesThe Journal of Engineering, 2019
boost circuit has been widely used in photovoltaic generation system and electrolytic capacitor is one of the most vulnerable components in the circuit.
Shengxue Tang   +3 more
doaj   +1 more source

Design and comparative evaluation of converter topologies for six-phase switched reluctance motor drives

open access: yesThe Journal of Engineering, 2019
This paper presents a novel converter topology for six-phase switched reluctance motor (SRM) drives, which reduces the number of switches and diodes by half, compared with the conventional asymmetric half-bridge (AHB) converter, and needs no additional ...
Xu Deng, Barrie Mecrow
doaj   +1 more source

A high step‐up high step‐down coupled inductor based bidirectional DC–DC converter with low voltage stress on switches

open access: yesIET Power Electronics
This paper proposes, a novel soft‐switching bidirectional direct current to direct current (DC–DC) converter based on switched‐capacitor and coupled‐inductor.
Pouya Abolhassani   +5 more
doaj   +1 more source

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