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Showing 1 to 7 of 7 for “"CLLC resonant converter"”.
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PCB Integrated Matrix Transformer for a High-Power Single Phase CLLC Resonant Converter with the Novel Application of Circular Orthogonal Parallel Airgaps
… a single-phase 11kW 250kHz bi-directional DC/DC CLLC resonant converter (1PCLLC) for use in electric vehicle on-board chargers (OBC's). By utilizing a variable DC-link, system efficiency is maximized and regulated according to battery load requirements. A gain range of 0.72 – 1.35 is calculated, …
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Evaluation and Design of a SiC-Based Bidirectional Isolated DC/DC Converter
… isolation using bidirectional isolated DC/DC converters instead of line-frequency transformers. A survey of the latest generation SiC MOSFET is performed. The devices were compared against each other based on their key parameters. It was determined that under the given specifications, the most …
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High Frequency Isolated Power Conversion from Medium Voltage AC to Low Voltage DC
… Mostly used high frequency high power DC/DC converter topology dual active bridge (DAB) is introduced and compared with novel CLLC resonant converter in terms of switching loss and conduction loss point of view. CLLC holds ZVS capability over all load range and smaller turn off current value. …
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High Frequency Bi-directional DC/DC Converter with Integrated Magnetics for Battery Charger Application
… is operated at over 300 kHz. A bi-directional CLLC resonant converter operating at 500 kHz is chosen for the second stage. Instead of using the conventional fixed 400 V DC-link voltage, a variable DC-link voltage concept is proposed to improve the efficiency within the entire battery voltage …
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Topology and Control Investigation of Soft-Switching DC-DC Converters for DC Transformer (DCX) Applications
… (SST) systems, the fixed-ratio isolated DC-DC converter, namely the DC transformer (DCX), has gained significant popularity. Similar to the passive AC transformer, DCX can bidirectionally convey DC power with very high efficiency. Due to zero-voltage switching (ZVS) and a small root mean square …
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Investigation and Design of Integrated Magnetics in High-power High-frequency Soft-switching DC/DC Converters for Battery Charger Applications
… over parasitic elements. Moreover, integrating resonant inductors into PCB-based transformers further reduces the total number of transformers and inductors needed and boosts power density. This dissertation investigates the high-power resonant converters in bidirectional battery chargers, with …
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PCB-Based High-Power DC/DC Converters with Integrated Magnetics for Battery Charger Applications
… straightforward. Furthermore, the integration of resonant inductors with PCB-based transformer results in a reduction in the overall number of magnetic components and improved power density. This dissertation focuses on the DC/DC conversion stage of a bi-directional battery charger. It aims to …