Results 21 to 30 of about 8,259 (119)
IEEE Open Journal of Power Electronics, 2021 The isolated dc-dc converters with middle inductive AC links dc-dc converter have been extensively studied in modern energy conversion applications for safety and reliability, especially those featuring intermediary inductive ac-link (I2ACL ...
Nie Hou +4 more
doaj +1 more source
IEEE Access, 2020 The accurate transient modeling of faulty DC microgrids is the basis of fault detection, fault location and fault isolation. AC/DC and DC/DC converters keeps their normal control strategies until the fault is detected.
Liang Kong, Heng Nian
doaj +1 more source
A Single-Phase Embedded Z-Source DC-AC Inverter
The Scientific World Journal, 2014 In the conventional DC-AC inverter consisting of two DC-DC converters with unipolar output capacitors, the output capacitor voltages of the DC-DC converters must be higher than the DC input voltage. To overcome this weakness, this paper proposes a single-
Se-Jin Kim, Young-Cheol Lim
doaj +1 more source
EnergiesIsolated bidirectional DC–DC converters are becoming increasingly important in various applications, particularly in the electric vehicle sector, due to their ability to achieve bidirectional power flow and their safety features.
Zhenkun Wang +3 more
doaj +1 more source
Average Modeling of High Frequency AC Link Three-Port DC/DC/DC Converters
ElectricityThe current transition towards renewable energies has led to an increased utilization of Photovoltaic (PV) sources and battery energy storage systems to complement the PV panels.
Eduardo Vasquez Mayen +1 more
doaj +1 more source
Three new DC-to-DC Single-Switch Converters
Renewable Energy and Sustainable Development, 2017 This paper presents a new family of three previously unidentified dc-to-dc converters, buck, boost, and buck-boost voltage-transfer-function topologies, which offer advantageous transformer coupling features and low capacitor dc voltage stressing.
Barry W. Williams, Mona Fouad Moussa
doaj +1 more source
Analysis and Optimization of DC-DC Converters Through Sensitivity to Parametric Variations
TechnologiesThe optimization of DC-DC converters is crucial for enhancing their performance and efficiency in various applications. This study focuses on the sensitivity analysis of DC-DC converters to parametric variations, which plays a key role in designing ...
Nikolay Hinov +2 more
doaj +1 more source
Projecting GaN HEMTs lifetimes under typical stresses commonly observed in DC-DC converters
Power Electronic Devices and Components, 2023 DC-DC converters exist in virtually every application of modern power electronics. Due to small die size, low on-resistance, and low parasitic capacitance, GaN power devices offer superior conversion efficiency and record-setting power density.
Shengke Zhang +9 more
doaj +1 more source
Efficient Voltage Regulation with Modified Hybrid SEPIC DC-DC-Converter
MATEC Web of Conferences, 2018 Switch mode dc-dc converters are attractive for their small size, ease of control and efficient power conversion. Output voltage is regulated by duty cycle control of semiconductor switch of switch mode dc-dc converters.
Ali Azam Khan Md. +1 more
doaj +1 more source
Review and Selection Strategy for High-Accuracy Modeling of PWM Converters in DCM
Journal of Electrical and Computer Engineering, 2018 Among various modeling methods for DC-DC converters introduced in the past two decades, the state-space averaging (SSA) and the circuit averaging (CA) are the most general and popular exhibiting high accuracy.
Yu-Jun Mao +4 more
doaj +1 more source