Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 10 of 10 for “"On-board Charger"”.
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Design and Control of a Compact 7.2 kW GaN-Based Bidirectional Isolated On-Board Charger (OBC)
… presents significant advancements in bidirectional onboard chargers (OBCs) for electric vehicles, addressing critical challenges in power factor correction, efficiency, and power density. The research introduces innovative control strategies and hardware designs by incorporating high power GaN …
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High Frequency Bi-directional DC/DC Converter with Integrated Magnetics for Battery Charger Application
Due to the concerns regarding increasing fuel cost and air pollution, plug-in electric vehicles (PEVs) are drawing more and more attention. PEVs have a rechargeable battery that can be restored to full charge by plugging to an external electrical source. However, the commercialization of the PEV is …
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Design and implementation of a universal onboard battery fast charger for transportation electrification applications
… (EVs) have signaled a new era in the transportation sector. One key area that is still in development and has a future scope for advancement is the efficient charging systems of the EVs. Due to safety limitations and the lack of charging infrastructure, most of EVs are opted with a two-stage …
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A Novel Auxiliary Resonant Snubber Inverter Using Wide Bandgap Devices
In the application of power inverters, power density has become a key design specification where it has stringent requirements on system size and weight. Achieving high power density need to combine lasted wide bandgap (WBG) device technology and high switching frequency to reduce passive filter …
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PCB-Based 1.2 kV SiC MOSFET Packages for High Power Density Electric Vehicle On-Board Chargers
Global energy consumption continues to grow, driving the need for cheap, power-dense power electronics. Replacing the incumbent silicon insulated gate bipolar transistors with silicon carbide (SiC) metal oxide semiconductor field effect transistors (MOSFETs) has been proposed as a solution to …
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TECHNOLOGIES TO IMPROVE GAN-BASED LLC RESONANT CONVERTER FOR WIDE INPUT VOLTAGE, HIGH OUTPUT CURRENT AC-DC AND DC-DC APPLICATIONS
… driving toward smaller, and more efficient electronics has led to the development of Switch Mode Power Supply (SMPS) in today’s most popular industrial applications. Resonant converters, among a variety of mainstream power converter topologies, are receiving more and more attention owing to their …
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PCB-Based High-Power DC/DC Converters with Integrated Magnetics for Battery Charger Applications
Rising fuel costs and concerns about air pollution have significantly increased interest in electric vehicles (EVs). EVs are equipped with rechargeable batteries that can be fully recharged by connecting to an external electrical source. However, the wider adoption of EVs is hindered by the need …
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Characterization and Application of Wide-Band-Gap Devices for High Frequency Power Conversion
Advanced power semiconductor devices have consistently proven to be a major force in pushing the progressive development of power conversion technology. The emerging wide-band-gap (WBG) material based power semiconductor devices are considered as gaming changing devices which can exceed the limit …
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Investigation and Design of Integrated Magnetics in High-power High-frequency Soft-switching DC/DC Converters for Battery Charger Applications
… higher fuel prices and growing global warming concerns in recent years. These vehicles rely on rechargeable battery packs that can be charged by external power sources. Despite their benefits, widespread adoption of EVs faces challenges like on-board chargers (OBC) with lighter weight, higher …
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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
… presents the design, analysis, and optimization of a PCB-based matrix transformer with integrated controllable leakage inductance for 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 …