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Showing 1 to 6 of 6 for “"buck rectifier"”.
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A SiC JFET-Based Three-Phase AC PWM Buck Rectifier
… Utilizing the SiC JFET, a three-phase ac buck rectifier is then demonstrated with a 150 kHz switching frequency and a rated power of 2 kVA. Additionally, improvements are made to the charge control scheme for the buck rectifier allowing power factor compensation and reduction of input …
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Modeling and control of three-phase PWM converters
… in the closed-loop control design for the boost rectifier. Designs of standard control schemes, consisting of inner current loops and a superimposed voltage loop, are presented and verified experimentally. They can be extended to other three-phase PWM converters. A new control algorithm is …
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Soft-switching techniques for high-power PWM converters
… three-phase zero-voltage transition (ZVT) boost rectifiers/voltage source inverters are developed with simple auxiliary circuits. Unlike most existing three-phase soft-switching techniques, these new topologies achieve soft-switching functions without overcharging the resonant inductors, and …
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Optimal vertical plane booster guidance including pitch dynamics
… three-phase zero-voltage transition (ZVT) boost rectifiers/voltage source inverters are developed with simple auxiliary circuits. Unlike most existing three-phase soft-switching techniques, these new topologies achieve soft-switching functions without overcharging the resonant inductors, and …
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On the Circuit Oriented Average Large Signal Modeling of Power Converters and its Applications
… Zero-Current Switched (ZVZCS) Three-Phase Buck Rectifier. The new model reveals strong nonlinear transfer characteristics for standard Space Vector Modulation (SVM), which lead to high input current distortion and output voltage ripple inadmissible in telecommunications applications. …
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High-Frequency Quasi-Single-Stage (QSS) Isolated AC-DC and DC-AC Power Conversion
… and synchronized switching of two variety of buck or two variety of boost switching networks. The family of QSS power converters feature single-stage power processing without a dc-link low-pass filter, a unidirectional pulsating dc-link voltage, soft-switching capability with minimal extra …