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IEEE transactions on industrial electronics (1982. Print), 2023
The LLC resonant converter operated with fixed switching frequency can realize the function of dc transformer (DCX) and achieve high efficiency. To regulate the output voltage, a preregulator or postregulator is required, and thus constituting the DCX ...
Fei Liu, X. Ruan, Yuyang Jiang
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The LLC resonant converter operated with fixed switching frequency can realize the function of dc transformer (DCX) and achieve high efficiency. To regulate the output voltage, a preregulator or postregulator is required, and thus constituting the DCX ...
Fei Liu, X. Ruan, Yuyang Jiang
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Reconfigurable LLC Resonant Converter for Bidirectional Electric-Vehicle Chargers
IEEE transactions on power electronics, 2023This letter proposes a reconfigurable LLC resonant converter for bidirectional electric-vehicle chargers. The proposed converter can achieve the monotonic voltage gain curves of a unidirectional LLC resonant converter in both charging and discharging ...
Cheol-Hee Jo, Dong-Hee Kim
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Improved Multiphase Interleaved LLC Resonant Converter With Virtual Controllable Voltage Sources
IEEE Journal of Emerging and Selected Topics in Power Electronics, 2023In this article, a simplified virtual controllable voltage sources (SVCVSs) structure for multiphase ( $n \ge3$ ) interleaved LLC resonant converter has been proposed.
Hanjing Dong +3 more
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Resonant LLC Low Voltage Converter
2020 1st International Conference Problems of Informatics, Electronics, and Radio Engineering (PIERE), 2020The practical experience of designing a resonant LLC converter with a low voltage input is presented, using the example of converting battery energy in guaranteed power supply systems. A comparative analysis of LC and LLC converters was carried out. The basic characteristics of the converter are determined, allowing coordinating the range of operating ...
Ilya S. Shemolin +3 more
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IEEE transactions on industrial electronics (1982. Print), 2023
In recent years, many advanced modulation strategies have been applied in LLC resonant converters, resulting in the increased demand for the synchronous rectification (SR) schemes without modulation strategy limitation.
Chenghao Sun +5 more
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In recent years, many advanced modulation strategies have been applied in LLC resonant converters, resulting in the increased demand for the synchronous rectification (SR) schemes without modulation strategy limitation.
Chenghao Sun +5 more
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Applied Power Electronics Conference, 2023
This paper proposes a novel single-stage ac-ac converter for realizing a high-efficiency high power-density 7.2kV medium voltage (MV) solid state transformer (SST) based on half bridge LLC resonant converter and 15kV SiC AC switch.
Wei Xu +4 more
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This paper proposes a novel single-stage ac-ac converter for realizing a high-efficiency high power-density 7.2kV medium voltage (MV) solid state transformer (SST) based on half bridge LLC resonant converter and 15kV SiC AC switch.
Wei Xu +4 more
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Novel Half-Bridge LLC Resonant Converter With Variable Resonant Inductor
IEEE transactions on industry applications, 2023This article proposes a novel half-bridge LLC resonant converter featuring a variable resonant inductor. The resonant inductor in a traditional LLC resonant converter is divided into two inductors.
J. Teng +3 more
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Hybrid Variable Frequency LLC Resonant Converter With Wide Output Voltage Range
IEEE transactions on power electronics, 2023This article proposes a multimode hybrid LLC resonant converter with wide output voltage range. Without auxiliary switches, the converter can operate in three different modes by controlling the drive signals of the primary switches: low-gain mode, medium-
Qinglin Zhao +4 more
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IEEE transactions on industrial electronics (1982. Print), 2023
A passive current sharing method for paralleled LLC resonant converters is proposed in this article, and the current sharing effect of paralleled common capacitor LLC resonant converter is analyzed.
Wei Tang +5 more
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A passive current sharing method for paralleled LLC resonant converters is proposed in this article, and the current sharing effect of paralleled common capacitor LLC resonant converter is analyzed.
Wei Tang +5 more
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A High-Voltage DC-DC LLC Resonant Converter by Using a Symmetrical Voltage Multiplier Circuit
2023 3rd International Conference on Electrical Machines and Drives (ICEMD), 2023This paper introduces a high-voltage output DC-DC LLC resonant converter designed for various applications. Utilizing soft switching techniques, the converter minimizes electromagnetic interference, enhancing efficiency and operational frequency. Notably,
Reza Takarli +3 more
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