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 11 of 11 for “"Resonant Inverter"”.
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Low-Frequency Series Loaded Resonant Inverter Characterization
… imperative in establishing DC microgrid systems. Resonant inverter topologies exhibit zero current switching (ZCS); hence, eliminate switching losses leading to higher efficiencies in comparison to hard switched topologies.</p> <p>Resonant inverters suffer severe limitations mainly attributed to a …
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Analysis and design of a 500 kHz series resonant inverter for induction heating applications
… and analysis of a phase-shift controlled series resonant inverter (PSC-SRl) is presented. This steady state model includes the evaluation of the zero-voltage switching (ZVS) condition and the determination of the ZVS operating region. Based upon this analysis a frequency control strategy that …
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High Frequency Inverter Power Stage Design Considerations for Non-Magnetic Materials Induction Cooking
… by the research motivation, three commonly used inverter topologies, series resonant inverter, parallel resonant inverter, and single-ended resonant inverter, are introduced. A comparative study is made among these three topologies, and the comparative study leads to a conclusion that the series …
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Radio frequency dc-dc converters : device characterization, topology evaluation, and design
… achieve high switching frequencies is by using resonant inverter and rectifier topologies and regulating voltage via on-off control. This scheme requires a great deal of investigation of design practices appropriate to high frequency power conversion. The design issues were investigated for a …
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Development of a high-efficiency solar micro-inverter
… to the grid through a single high-power inverter. However, an alternative approach is to connect each solar module directly to the grid through a micro-inverter. This approach makes the system robust to single module failures and results in better power tracking. This project involves the …
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High efficiency DC/AC power converter for photovoltaic applications
This thesis presents the development of a microinverter for single-phase photovoltaic applications that is suitable for conversion from low-voltage (25-40V) DC to high voltage AC (e.g. 240VAC,RMS). The circuit topology is based on a full-bridge series resonant inverter, a high-frequency …
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A stacked full-bridge microinverter topology for photovoltaic applications
Previous work has been done to develop a microinverter for solar photovoltaic applications consisting of a high-frequency series resonant inverter and transformer section connected to a a cycloconverter that modulates the resonant current into a single-phase 240 VRMS utility line. This thesis …
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Topology and analysis in power conversion and inversion
… considerations of single-phase dc-to-ac inverters are discussed. A number of zero-current switching quasi-resonant inverter topologies are derived. Schemes that permit these topologies to handle reactive loads are identified.
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Active Source Management to Maintain High Efficiency in Resonant Conversion over Wide Load Range
… power transfer, power amplifier for magnetic resonant imaging, electronic ballasts, and ozone generators. Voltage-fed resonant inverters are normally employed, however, current-fed (CF) resonant inverters are a competitive alternative when the quality factor of the load is significantly high. …
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A new unity power factor quasi-resonant induction heater
… for induction heating systems based upon resonant switch mode power converter techniques. The proposed three phase unity power factor induction heating system consists of two stages of power conversions. The important requirements for each stage of the power conversion of a typical …
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High Power and High Frequency Class-DE Inverters
… design and construction of a Class-DE type inverter and how these affect the power and frequency limits over which a Class-DE inverter can feasibly be used to produce AC (or RF) power. To this extent. an analysis of Class-DE operation in a half-bridge inverter is performed. A similar …