Results 31 to 40 of about 8,259 (119)

A system efficiency improvement of DC fast-chargers in electric vehicle applications: Bypassing second-stage full-bridge DC-DC converter in high-voltage charging levels

open access: yesAin Shams Engineering Journal, 2023
In this paper, the DC fast charger module with its circuit topologies is studied detailed. The electric vehicle batteries are charged via DC fast chargers for quick charging.
Yusuf Yasa
doaj   +1 more source

Bridging renewable energy sources with non-isolated DC-DC converters: challenges and innovations

open access: yesDiscover Electronics
In recent years, the world is focusing on replacing the conventional sources for energy generation from renewable sources. Increasing population is accelerating the power demand which is becoming challenging to meet up this demand over the globe ...
Sumant Mishra   +2 more
doaj   +1 more source

Modified Droop Method Based on Master Current Control for Parallel-Connected DC-DC Boost Converters

open access: yesJournal of Electrical and Computer Engineering, 2018
Load current sharing between parallel-connected DC-DC boost converters is very important for system reliability. This paper proposes a modified droop method based on master current control for parallel-connected DC-DC boost converters. The modified droop
Muamer M. Shebani   +2 more
doaj   +1 more source

On the optimal game control in the DC microgrid systems

open access: yesIET Renewable Power Generation
This paper introduces static and dynamic competitive optimal control of DC/DC converters in DC microgrids based on game theory considering mutual effects.
Zahra Mokhtarnejad, Jalal Nazarzadeh
doaj   +1 more source

Novel Design Methodology for DC-DC Converters Applying Metaheuristic Optimization for Inductance Selection

open access: yesApplied Sciences, 2020
Nowadays in modern industrial applications, where the power supply efficiency is more important than the output noise performance, DC-DC converters are widely used in order to fulfill the requirements.
Efrain Mendez   +8 more
doaj   +1 more source

Speed Control of DC Motor using AC/AC/DC Converter Based on Intelligent Techniques

open access: yesTikrit Journal of Engineering Sciences, 2009
This paper describes the application of ac/ac/dc and ac/dc converters to control the speed of a separately excited DC motor. Artificial neural network and PI controller are trained to select the desired values of firing angles for triggering thyristors ...
Rakan K. Antar
doaj   +1 more source

Design Method of Double-Boost DC/DC Converter with High Voltage Gain for Electric Vehicles

open access: yesWorld Electric Vehicle Journal, 2020
Direct current to direct current (DC/DC) converters are required to have higher voltage gains in some applications for electric vehicles, high-voltage level charging systems and fuel cell electric vehicles. Therefore, it is greatly important to carry out
Zhengxin Liu, Jiuyu Du, Boyang Yu
doaj   +1 more source

Extra-High-Voltage DC-DC Boost Converters Topology with Simple Control Strategy

open access: yesModelling and Simulation in Engineering, 2008
This paper presents the topology of operating DC-DC buck converter in boost mode for extra-high-voltage applications. Traditional DC-DC boost converters are used in high-voltage applications, but they are not economical due to the limited output voltage,
P. Sanjeevikumar, K. Rajambal
doaj   +1 more source

Analysis of energy processes in pulse converters of AC electric power

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2015
The article presents the analysis of energy processes in switched-mode AC-AC converters of buck, boost and buck-boost types. The mathematical model of energy processes is obtained.
A. F. Kadatsky, A. P. Rusu
doaj   +1 more source

High-Performance Voltage-Boost Switched-Coupled-Inductor DC–DC Converters Deduced From Impedance Source Networks

open access: yesIEEE Open Journal of Industry Applications
This article proposes a switched-coupled-inductor impedance source network integrating capacitor-winding-diode technology. Next, voltage-boost switched-coupled-inductor dc–dc converters based on the proposed impedance source network are deduced ...
Yuliang Ji, Lina Geng
doaj   +1 more source

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