Results 11 to 20 of about 3,388 (263)

Analysis of Unidirectional Secondary Resonant Single Active Bridge DC–DC Converter

open access: yesEnergies, 2021
A compact and highly efficient unidirectional DC–DC converter is required as a battery charger for electrical vehicles, which will rapidly become widespread in the near future.
Cao Anh Tuan, Takaharu Takeshita
doaj   +1 more source

Frequency Characteristics of Power Transformer for Isolated DC-DC Converter

open access: yesIEEE Access, 2022
The operational frequency of a transformer is an important factor in the configuration of an isolated DC-DC converter. However, discussions of this frequency are inadequate. This study focuses on the frequency characteristics of the transformers.
Takayuki Nakamura, Toshiyuki Murakami
doaj   +1 more source

Numerical calculation of the lightning transient voltage distribution on converter transformer winding based a dual winding model

open access: yesThe Journal of Engineering, 2019
The insulation co-ordination of converter transformer winding has a great influence on power system security. An equivalent circuit of a 500 kV converter transformer winding structure, including a LC equivalent network circuit and an ideal transformer in
Hongrui Jia   +4 more
doaj   +1 more source

Study of medium frequency transformer by using ultra‐thin silicon steel sheet in DC‐DC converter

open access: yesIET Power Electronics, 2022
In order to solve the problems of poor thermal stability and high frequency noise of transformer in traditional DC‐DC converter, the medium frequency transformer in isolated DC‐DC converter is designed and studied, which adopts 0.15 mm ultra‐thin silicon
Dezhi Chen   +5 more
doaj   +1 more source

Module-Based Laboratory Course for the Industry Sponsored “Research and Design Master Program” in Power Electronics

open access: yesIEEE Access, 2021
The main purpose of this paper is to present a developed modular laboratory course for the industry sponsored “Research and Design Master Program” in power electronics.
Wen-Shyue Chen, Yen-Shin Lai
doaj   +1 more source

Transformer Isolated Buck-Boost Converters [PDF]

open access: yesRenewable Energy and Sustainable Development, 2016
Of the single-switch dc-to-dc converters, those with the buck-boost voltage transfer function offer most potential for transformer coupling, hence isolation, at the kilowatt level. This paper highlights the limitations of the traditional magnetic coupled, buck-boost topology.
openaire   +5 more sources

Modeling and Characterization of Series Connected Hybrid Transformers for Low-Profile Power Converters

open access: yesIEEE Access, 2020
Compact and low profile power converters are the main business of today's power industry. A significant volume of a power converter is occupied by the power transformer.
M. Abu Bakar   +2 more
doaj   +1 more source

CLLCLC Topology Based on Adaptive Excitation Inductance for the Improvement of Bidirectional DC–DC Converter Efficiency

open access: yesIEEE Access, 2023
Due to the great uncertainty of the output power of renewable energy sources (RESs), the storage and reuse of RESs is the focus of new energy technology. The bidirectional DC-DC resonant converter is preferred in the new energy technology.
Lei Guo   +4 more
doaj   +1 more source

Magnetic Integrated LLC Resonant Converter Based on Independent Inductance Winding

open access: yesIEEE Access, 2021
LLC resonant converter has the advantages of high frequency and high efficiency, and has been developed rapidly and widely used in recent years. However, due to the presence of multiple magnetic components in the circuit, the improvement of power density
Shengwei Gao, Ziyi Zhao
doaj   +1 more source

Transformer-Coupled Converter for Voltage Modulation Techniques [PDF]

open access: yesIEEE Transactions on Power Electronics, 2013
In high performance digital systems as well as in RF systems, voltage scaling and modulation techniques have been adopted to achieve a more efficient processing of the energy. The implementation of such techniques relies on a power supply that is capable of rapidly adjusting the system supply voltage.
González Sánchez, Mª Carmen   +5 more
openaire   +2 more sources

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