Results 21 to 30 of about 8,350 (258)

A Comprehensive Review of Fault Diagnosis and Tolerant Control in DC-DC Converters for DC Microgrids

open access: yesIEEE Access, 2021
As the power interface between the energy storage devices (ESD) and the dc link of DC Micro-grids, dc-dc converters, which have been regarded as the heart of many critical applications such as electrical vehicles, data center, and aerospace power systems,
Shahamat Shahzad Khan, Huiqing Wen
doaj   +1 more source

Unified Approach for Synthesis and Analysis of Non-Isolated DC-DC Converters

open access: yesIEEE Access, 2021
Transformational techniques unifying synthesis of two-state DC-DC converters and analytical synthesis techniques allowing generation of all possible converters meeting a certain criteria already exist.
Michael Njoroge Gitau   +3 more
doaj   +1 more source

Dynamic compensation based feedforward control against output/input disturbance for LCL‐DAB DC–DC converter operated under no backflow power

open access: yesIET Renewable Power Generation, 2021
LCL‐type resonant dual‐active‐bridge (LCL‐DAB) DC–DC converters have more significant advantages in eliminating backflow power and achieving higher voltage gain compared with traditional dual active bridge (DAB) DC–DC converters. Therefore, LCL‐DAB DC–DC
Xiaoqiang Li   +4 more
doaj   +1 more source

Impedance Modeling and Stability-Oriented Parameter Optimization of Isolated Dual Active Bridge-Based Two-Stage AC-DC-DC Converter

open access: yesFrontiers in Energy Research, 2022
The isolated dual active bridge (DAB)-based two-stage AC-DC-DC converters have been widely applied in grid-connected power electronics systems. However, the impedance interactions between the DAB converter and the AC-DC rectifier can cause instability ...
Fan Feng   +4 more
doaj   +1 more source

Topological review of hybrid RES based multi‐port converters

open access: yesIET Renewable Power Generation, 2022
Depletion of natural resources like gas, oil, coal along with environment pollution increased the popularity of the Renewable Energy Sources (RES). Power Electronic converters are utilized for conversion of power from RES to coordinate the stand‐alone ...
Satya Prasanth Yalla   +2 more
doaj   +1 more source

An inductor-less universal switched-capacitor converter realizing dc/dc, ac/dc, dc/ac, and ac/ac conversion

open access: yesEnergy Reports, 2020
For multi-applications, a novel universal switched-capacitor (SC) converter is proposed in this paper. The proposed converter consists of a rotation-type SC converter and a full-bridge circuit.
Kei Eguchi   +3 more
doaj   +1 more source

SURVEY OF CONTROL METHODS FOR DC-DC CONVERTERS [PDF]

open access: yesActa Electrotechnica et Informatica, 2018
The paper presents a survey of the currently used control methods for DC-DC converters and the current state of research in this area. Determining the ideal method for output voltage control in DC-DC converters is a demanding task due to their nonlinear
Martin LEŠO   +3 more
doaj   +1 more source

An Overview of Voltage Boosting Techniques and Step-Up DC-DC Converters Topologies for PV Applications

open access: yesEnergies, 2021
The development of technologies to improve the performance of photovoltaic (PV) module integrated converters (MICs) is fundamental to increase the use of distributed generation systems with photovoltaic power source in large urban centers, mainly for ...
Márcio R. S. de Carvalho   +5 more
doaj   +1 more source

Endpoint Use Efficiency Comparison for AC and DC Power Distribution in Commercial Buildings

open access: yesEnergies, 2021
Advances in power electronics and their use in Miscellaneous Electric Loads (MELs) in buildings have resulted in increased interest in using low-voltage direct current (DC) power distribution as a replacement for the standard alternating current (AC ...
Arthur Santos   +4 more
doaj   +1 more source

Stabilisation strategy based on feedback linearisation for DC microgrid with multi-converter

open access: yesThe Journal of Engineering, 2019
Power electronic converters have been widely used in power system and the stability issues of DC microgrid with converters will be discussed in this study. Firstly, an equivalent circuit and the corresponding state space model for DC microgrid with DC–DC
Xuanying Shao, Jian Hu, Zhongtian Zhao
doaj   +1 more source

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