Results 21 to 30 of about 604 (240)
EnergiesIn this paper, partial energy processing is applied to the current sharing technique for multiphase LLC resonant converters. The proposed circuit consists of an LLC resonant converter and a flyback converter, where the flyback converter is only used for ...
Yue-Lin Lee +2 more
doaj +1 more source
Energies, 2018 In this paper; the impedance model of PWM rectifier and LLC resonant converter are deduced, and the stability analysis of cascade system is studied. The principle of three-phase PWM rectifier is introduced; and the small signal model in d-q coordinate ...
Rutian Wang +5 more
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Dual transformer LLC Resonant Converter
, 2022 This paper presents the Inductor- Inductor Capacitor (LLC) resonant converter with series transformers that are connected in series suitable for high input and high output voltage applications. The converter has two transformers connected in series. The leakage inductances are used as LLC circuit, resulting in resonant series inductance circuit while ...
Kavana E, Rudranna Nandihalli
openaire +1 more source
Analysis and Design of Three-Phase LLC Resonant Converter with Matrix Transformers
Energies, 2022 This study presents the topology of a three-phase LLC resonant converter with matrix transformers. The three-phase LLC resonant converter has the advantages of conventional LLC resonant converters, including zero-voltage switching at the primary side ...
Jing-Yuan Lin +3 more
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Rectifier Current Control for an LLC Resonant Converter Based on a Simplified Linearized Model
Energies, 2018 In this paper, a rectifier current control for an LLC resonant converter is proposed, based on a simplified, two-order, linearized model that adds a rectifier current feedback inner loop to improve dynamic performance.
Zhijian Fang +5 more
doaj +1 more source
A single‐stage bridgeless LLC resonant converter with constant frequency control based LED driver
IET Power Electronics, 2021 In this article, a single‐stage bridgeless LLC resonant converter with a constant frequency control method is proposed for a high‐brightness light‐emitting diode (LED) driver. LED strings require drivers with high power density and high efficiency.
Jianguang Ma, Ying Sun, Liang Hu
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Design of a Bidirectional CL3C Full-Bridge Resonant Converter for Battery Energy Storage Systems
Energies, 2022 In this study, a bidirectional CL3C full-bridge resonant converter was developed using a bidirectional active bridge converter as the main framework to improve conventional LLC resonant converters.
Yih-Her Yan +2 more
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Stability Analysis and Trigger Control of LLC Resonant Converter for a Wide Operational Range
Energies, 2017 The gain of a LLC resonant converter can vary with the loads that can be used to improve the efficiency and power density for some special applications, where the maximum gain does not apply at the heaviest loads.
Zhijian Fang +4 more
doaj +1 more source
Hybrid LLC Converter with Wide Range of Zero-Voltage Switching and Wide Input Voltage Operation
Applied Sciences, 2020 A new hybrid inductor-inductor-capacitor (LLC) converter is investigated to have wide voltage input operation capability and zero-voltage turn-on characteristics. The presented circuit topology can be applied for consumer power units without power factor
Bor-Ren Lin, Kun-Yi Chen
doaj +1 more source
Acid Site Design for Low Hydration Proton Exchange Membranes
Advanced Functional Materials, EarlyView.α‐CF2 substitution adjacent to sulfonic acid increases acid strength and enables efficient proton transport under low hydration conditions. This molecular design reduces the dependence of hydrocarbon proton exchange membranes on excessive water uptake, addressing a key limitation of conventional hydrocarbon PEMs while maintaining favorable conductivity
Ajay Kumar +10 more
wiley +1 more source