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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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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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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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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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LLC Resonant Converter With Matrix Transformer
IEEE Transactions on Power Electronics, 2014In this paper, a high efficiency high power density matrix transformer structure for LLC resonant converters is proposed. Matrix transformer is help to reduce leakage inductance and the AC resistance of windings. Flux cancellation method is utilized to reduce core size and loss.
Daocheng Huang, Shu Ji, Fred. C. Lee
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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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A novel interleaved LLC resonant converter
IECON 2013 - 39th Annual Conference of the IEEE Industrial Electronics Society, 2013This paper presents dual LLC converters in parallel connection. Nevertheless, proposed converter efficiently integrated two LLC resonant tanks, it successfully reduce the current stress of components and increase step-down conversion ratio with higher power density and less component number than conventional dual LLC converters. All active switches are
Shih-Ming Chen +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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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
The LLC resonant converter, featured with soft-switching capability, has been widely used in power conversions. For achieving the fast dynamic performance of the LLC resonant converter, it is required to increase the control bandwidth, and thus an ...
Yuecheng Zhang, X. Ruan
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The LLC resonant converter, featured with soft-switching capability, has been widely used in power conversions. For achieving the fast dynamic performance of the LLC resonant converter, it is required to increase the control bandwidth, and thus an ...
Yuecheng Zhang, X. Ruan
semanticscholar +1 more source