Results 31 to 40 of about 45,153 (318)

Design of a Step-Up DC–DC Converter for Standalone Photovoltaic Systems with Battery Energy Storages

open access: yesEnergies, 2021
This paper proposes a step-up DC–DC converter for a power electronic circuit for standalone photovoltaic systems with battery energy storages. The proposed DC–DC converter effectively converts low DC battery voltage into high DC-link voltage. It operates
Yun-Gyeong Oh   +2 more
doaj   +1 more source

A New Approach Integrated Magnetics Double-Frequency DC/DC Converter

open access: yesIEEE Access, 2020
Double-frequency DC/DC converter can improve switching frequency and reduce switching loss than single-frequency DC/DC converter. However, it is heavy and large due to its small high-frequency inductor and large low-frequency inductor.
Shengwei Gao, Hao Wang
doaj   +1 more source

Analysis of an LLC–DAB integrated DC–DC converter topology with low loss and low cost

open access: yesIET Power Electronics, 2023
This paper proposes an LLC‐DAB integrated high‐frequency isolated DC–DC converter topology structure to reduce the loss and cost of the DC power distribution system. Furthermore, the complexity and efficiency of the system also can be improved.
Shichong Zhang   +3 more
doaj   +1 more source

Impact of converter interface type on the protection requirements for DC aircraft power systems

open access: yes, 2012
The utilization of converter interfaces has the potential to significantly alter the protection system design requirements in future aircraft platforms.
Burt, Graeme   +3 more
core   +1 more source

High-power DC-DC converter based on SiC power device

open access: yes工程科学学报, 2017
The DC-DC converter can adjust and control the voltage and power outputs of renewable energy systems, including fuel cell and photovoltaic cell systems. This study used high-efficiency SiC MOSFETs in a two-phase interleaved boost-type DC-DC converter in ...
MA Hou-cheng, ZHOU Xiao-min, GAO Da-wei
doaj   +1 more source

Research on typical fault classification method of DC-DC converter

open access: yesXibei Gongye Daxue Xuebao, 2021
DC-DC converter is the core component of power conversion module of integrated modular avionics. Condition monitoring and fault diagnosis of DC-DC converter can effectively improve the reliability of avionics equipment, reduce the maintenance cost and ...

doaj   +1 more source

A Virtual Impedance Control Strategy for Improving the Stability and Dynamic Performance of VSC–HVDC Operation in Bidirectional Power Flow Mode

open access: yesApplied Sciences, 2019
It is a common practice that one converter controls DC voltage and the other controls power in two-terminal voltage source converter (VSC)−based high voltage DC (HVDC) systems for AC gird interconnection.
Yuye Li   +4 more
doaj   +1 more source

Large‐scale bidirectional arrayed genetic screens identify OXR1 and EMC4 as modifiers of αSynuclein aggregation

open access: yesFEBS Open Bio, EarlyView.
Activation of the mitochondrial protein OXR1 increases pSyn129 αSynuclein aggregation by lowering ATP levels and altering mitochondrial membrane potential, particularly in response to MSA‐derived fibrils. In contrast, ablation of the ER protein EMC4 enhances autophagic flux and lysosomal clearance, broadly reducing α‐synuclein aggregates.
Sandesh Neupane   +11 more
wiley   +1 more source

Modelling approaches for DC-DC converters with switched capacitors

open access: yes, 2015
In this paper we review relevant problems in the modelling of DC-DC converters with switched capacitors. We study several approaches that overcome the exposed modelling difficulties, addressing ideal and nonideal cases and using dynamic equations that ...
Rapisarda, P.   +2 more
core   +1 more source

DC-DC Converter Topologies for Electric Vehicles, Plug-in Hybrid Electric Vehicles and Fast Charging Stations: State of the Art and Future Trends

open access: yesEnergies, 2019
This article reviews the design and evaluation of different DC-DC converter topologies for Battery Electric Vehicles (BEVs) and Plug-in Hybrid Electric Vehicles (PHEVs).
Sajib Chakraborty   +5 more
doaj   +1 more source

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