Results 11 to 20 of about 18,778,543 (263)

A stability improvement control strategy research for LLC resonant converter with single neuron PI-I double closed loop control

open access: yesAin Shams Engineering Journal
LLC resonant converters are widely used in the aerospace field. However, under traditional single-loop control, LLC resonant converters are prone to instability in the face of high-power load disturbances, which fails to meet the high stability ...
Zhangang Yang, Qingyu Zhou
doaj   +2 more sources

PV Micro-Inverter Topology Using LLC Resonant Converter

open access: yesEnergies, 2019
In this paper, a DC−single-phase AC power converter with an LLC resonant converter is presented for a photovoltaic (PV) micro-inverter application. This application requires the leakage current suppression capability.
Hiroki Watanabe   +3 more
doaj   +2 more sources

A Novel High Efficiency Quasi-Resonant Converter

open access: yesEnergies, 2018
In this paper, a new constant-frequency quasi-resonant converter is proposed. Compared with the traditional LLC converter, the proposed converter can effectively reduce the range of the operating frequency.
Tianyu Zhu   +3 more
doaj   +2 more sources

Topology Selection of LLC Resonant Converter Applied in PETT

open access: yesKongzhi Yu Xinxi Jishu, 2017
LLC resonant converter is the key part of power electronic traction transformer (PETT), and the choice of its topology is critical. It analyzed the LLC resonant converter with symmetrical half bridge, asymmetrical half bridge and full bridge structure ...
CHEN Jiang, LIU Huadong, HUANG Zihao
doaj   +2 more sources

Analysis of an LLC–DAB integrated DC–DC converter topology with low loss and low cost

open access: yesIET Power Electronics, 2023
This paper proposes an LLC‐DAB integrated high‐frequency isolated DC–DC converter topology structure to reduce the loss and cost of the DC power distribution system. Furthermore, the complexity and efficiency of the system also can be improved.
Shichong Zhang   +3 more
doaj   +1 more source

Real Time Hardware-in-Loop Implementation of LLC Resonant Converter at Worst Operating Point Based on Time Domain Analysis

open access: yesEnergies, 2022
The inductor inductor capacitor (LLC) resonant topology has become more popular for deployment in high power density and high-efficiency power converter applications due to its ability to maintain zero voltage switching (ZVS) over a wider input voltage ...
Kiran Kumar Geddam, Elangovan Devaraj
doaj   +1 more source

Control Design and Performance Analysis of a Double-Switched LLC Resonant Rectifier for Unity Power Factor and Soft-Switching

open access: yesIEEE Access, 2020
This paper presents and analyzes an AC-DC power converter structure, which is comprised of a Power Factor Correction (PFC) module and a LLC resonant DC-DC converter module.
Guidong Zhang   +6 more
doaj   +1 more source

Review on classification of resonant converters for electric vehicle application

open access: yesEnergy Reports, 2022
The conventional hard-switching converters suffer from the limitations like the upper limit on switching frequency, high electromagnetic interference (EMI), more switching losses, large size, increased weight and low efficiency.
Sheetal Deshmukh (Gore)   +6 more
doaj   +1 more source

Analytical model for LLC resonant converters in operation below resonance

open access: yese & i Elektrotechnik und Informationstechnik, 2023
AbstractElectric cars are a great opportunity for reducing greenhouse gas emissions caused by transportation. High-power chargers are required to charge electric vehicles in a reasonable amount of time and considerably increase the driving range. As these high-power chargers currently need to be isolated with respect to the grid, the LLC converter ...
Daniel Neuner, Michael Hartmann
openaire   +2 more sources

Decoupled PI Controllers Based on Pulse-Frequency Modulation for Current Sharing in Multi-Phase LLC Resonant Converters

open access: yesIEEE Access, 2021
The LLC series resonant converter has emerged as a solution to applications requiring power conversion with isolation, reduced volume and high efficiency, such as PV systems and EV chargers.
Martin Moreno   +3 more
doaj   +1 more source

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