Single-Phase Single-Switch Vienna Rectifier as Electric Vehicle PFC Battery Charger
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Bibliographic record
Abstract
This paper presents a single-phase single-switch bridgeless power factor corrector (PFC) boost Vienna rectifier as an onboard electric vehicle (EV) battery charger. The presented topology generates 3-level voltage waveform at the input which eliminates harmonic contents significantly while using small filters. The reduced number of parts used in this topology makes it appealing for EV industries to develop this PFC rectifier as a compact battery charger. Modelling of the single- phase Vienna rectifier is performed and a cascaded PI controller is designed to regulate the DC bus voltage at 400V to charge EV batteries as well as drawing low harmonic grid current and ensuring unity power factor operation of the converter. Simulations are done to validate the good dynamic performance of the single-switch rectifier and adopted controller in generating regulated and low ripple DC voltage from AC grid to supply EV batteries.
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Full frame distilled prediction
Teacher imitationNot calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.
Codex and Gemma teacher scores by category
| Category | Codex | Gemma |
|---|---|---|
| Metaresearch | 0.000 | 0.000 |
| Meta-epidemiology (narrow) | 0.000 | 0.000 |
| Meta-epidemiology (broad) | 0.000 | 0.000 |
| Bibliometrics | 0.000 | 0.001 |
| Science and technology studies | 0.000 | 0.000 |
| Scholarly communication | 0.000 | 0.000 |
| Open science | 0.000 | 0.000 |
| Research integrity | 0.000 | 0.000 |
| Insufficient payload (model declined to judge) | 0.001 | 0.002 |
Machine scores (provisional)
The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.
Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.
score_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it