Wide voltage gain range LLC DC/DC topologies: State-of-the-art

Q Cao, Z Li, H Wang - 2018 International Power Electronics …, 2018 - ieeexplore.ieee.org
LLC resonant converter is a prevalent isolated dc/dc topology due to its high efficiency, high
power density, and simple structure. However, it is challenging to optimize the design of …

A PWM LLC type resonant converter adapted to wide output range in PEV charging applications

H Wang, Z Li - IEEE Transactions on Power Electronics, 2017 - ieeexplore.ieee.org
In conventional LLC-based plug-in electric vehicle (PEV) onboard chargers, the battery pack
voltage varies in a wide range with the change of state of charge. This makes it difficult to …

Optimal Design Methodology for LLC Resonant Converter in Battery Charging Applications Based on Time-Weighted Average Efficiency

Z Fang, T Cai, S Duan, C Chen - IEEE Transactions on Power …, 2014 - ieeexplore.ieee.org
In this paper, an LLC resonant converter design methodology for battery charging
applications is proposed aiming at achieving high efficiency. Compared with traditional …

A review on LLC Resonant Converter

C Bhuvaneswari, RSR Babu - 2016 International Conference …, 2016 - ieeexplore.ieee.org
Resonant Converters have wide applications as they can produce a high voltage. Also these
converters can reduce the switching losses by operating at Zero Current Switching and Zero …

Burst mode elimination in high-power $ LLC $ resonant battery charger for electric vehicles

N Shafiei, M Ordonez, M Craciun… - … on Power Electronics, 2015 - ieeexplore.ieee.org
In order to recover and fully charge batteries in electric vehicles, smart battery chargers
should not only work under different loading conditions and output voltage regulations …

PWM-controlled series resonant converter for universal electric vehicle charger

JW Kim, P Barbosa - IEEE Transactions on Power Electronics, 2021 - ieeexplore.ieee.org
This article presents a pulsewidth modulation (PWM) controlled series resonant converter
(SRC) for a universal EV charger. This article focuses on the boost mode of a SRC. By …

High-Efficiency LLC Resonant Converter With High Voltage Gain Using an Auxiliary LC Resonant Circuit

DK Kim, SC Moon, CO Yeon… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
To design an LLC resonant converter optimally in the wide input voltage range, the LLC
resonant converter with high efficiency and high voltage gain using an auxiliary LC resonant …

A 80-kW isolated DC–DC converter for railway applications

NH Baars, J Everts, H Huisman… - … on Power Electronics, 2015 - ieeexplore.ieee.org
This paper provides an analysis of a three-phase dual active bridge (DAB) topology used as
high-power-density dc-dc converter for railway applications. The three-phase DAB is …

Asymmetrical Duty Cycle-Controlled LLC Resonant Converter With Equivalent Switching Frequency Doubler

S Zong, H Luo, W Li, Y Deng… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In the conventional full-bridge LLC converter, the duty cycle is kept as 0.5 and the phase-
shift angle of the half-bridge modules is 0° to be a symmetrical operation, which makes the …

An interleaved secondary-side modulated LLC resonant converter for wide output range applications

Z Li, B Xue, H Wang - IEEE Transactions on Industrial …, 2019 - ieeexplore.ieee.org
In this paper, an LLC type converter with two interleaved pulsewidth modulation (PWM)
rectifiers is proposed. Compared with the conventional LLC converter, it achieves a wide …