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Digital Control Strategy for an LLC converter [PDF]
, 2020 Since the beginning of power electronics studies, the key objective has been to reduce the size of the transformation equipment. The invention of controlled semiconductor devices set up a step forward to this objective, by increasing the switching frequency and hence reducing the volume of reactive elements.
Cos Martí, Oriol
core +3 more sources
IEEE Access, 2020 This paper proposes a three-phase inverter combined with two LLC resonant tanks series resonant DC-DC boost converter with variable frequency control. The three-phase inverter side of the proposed circuit is connected to identical two-level LLC tanks to ...
Mohamed Salem +6 more
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A Comprehensive Overview in Control Algorithms for High Switching-Frequency LLC Resonant Converter
Energies, 2020 An LLC resonant converter has been widely used in various industrial applications because of its high cost-effectiveness, high power conversion efficiency, simple design methodology, and simple control algorithms using a pulse frequency modulation (PFM).
Hwa-Pyeong Park, Mina Kim, Jee-Hoon Jung
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IET Renewable Power Generation, 2023 LLC resonant converter has the features of low noise, high efficiency and power density, which is suitable to be integrated into DC microgrid. Due to severe stresses in the resonant tank, achieving fast and safe transient performance has been challenging
Lan Ma +4 more
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Resonant Frequency Tracking Scheme for
IEEE Access, 2023 To achieve optimal system performance, it’s recommended to operate an LLC resonant converter at its resonant frequency. However, in mass production, the resonant parameters of different products can deviate significantly.
Runhui He +6 more
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Magnetic Integrated LLC Resonant Converter Based on Independent Inductance Winding
IEEE Access, 2021 LLC resonant converter has the advantages of high frequency and high efficiency, and has been developed rapidly and widely used in recent years. However, due to the presence of multiple magnetic components in the circuit, the improvement of power density
Shengwei Gao, Ziyi Zhao
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Energies, 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
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Design of GaN-based user side DC/DC converter in DC distribution network [PDF]
电力工程技术, 2022 The isolated DC/DC converter connects the low-voltage direct current (LVDC) distribution network and the user-side DC load serving as an important equipment in LVDC distribution network. In this paper,LLC resonant converter with zero voltage switching on
JIN Haozhe, CHEN Wu
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Optimal design of GaN HEMT based high efficiency LLC converter
Energy Reports, 2022 LLC converter has the advantages of large range voltage regulation ability, zero voltage switch (ZVS), magnetic isolation and is prevalent in data center power supply.
Botao Zhang +3 more
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Frontiers in Energy Research, 2022 The interleaving technique is required for LLC resonant converters to achieve high power levels, handle higher input/output currents, and reduce output current ripple.
Weikang Wang +5 more
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